test: switch integration project to folder-based manifest (#1314) (#1318)

* test: switch integration project to folder-based manifest (#1314)

Replace the `integrationTests` enumeration in vite.config.ts with a
folder glob (`src/test/integration/**/*.test.ts`). Files under that
folder run in the integration vitest project (node env, 30s timeouts);
everything else runs in the unit project (happy-dom).

This removes the silent misclassification trap from #1307: a new
integration-style test no longer falls into the unit project (and
happy-dom) just because someone forgot to add it to the array.

The 13 ported v1.5 tests + their helpers move under src/test/integration/
in a strict mirror of core/ source layout (mcp/, auth/, auth/node/,
storage/). Renames use git mv so history is preserved.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

* test: address PR review on #1318 (glob extensions + AGENTS doc)

- vite.config.ts: widen integrationGlob from `*.test.ts` to
  `*.test.{ts,tsx}` so the integration folder fully owns its contents.
  Without this, a `.test.tsx` placed under src/test/integration/ would
  match the unit project's `{ts,tsx}` include, fail the unit `.ts`-only
  exclude, and silently land under happy-dom — the exact misclassification
  trap this PR set out to close.
- AGENTS.md: update the line describing where integration tests live;
  it still pointed at the old `src/test/core/` location and the removed
  `integrationTests` enumeration.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
This commit is contained in:
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16 changed files with 18 additions and 27 deletions

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@ -90,7 +90,7 @@ All work should be driven by items on the project board.
- Run unit tests with `npm run test` (or `npm run test:watch` during development) from `clients/web/`
- Run `npm run test:coverage` to verify the per-file gate: lines ≥ 90, statements ≥ 85, functions ≥ 80, branches ≥ 50 (CI enforces this gate). Branches is intentionally relaxed because Mantine portal/media-query branches are not exercisable under happy-dom; new business-logic branches should still be covered.
- Run `npm run test:integration` (also from `clients/web/`) for the v1.5-ported InspectorClient + transport + auth integration suite. It runs under a separate `integration` vitest project in node env (no happy-dom) with 30s timeouts. The script builds `test-servers/` first via `tsc -p ../../test-servers --noCheck` so the stdio MCP test server can be spawned as a real subprocess. CI runs it as its own step after unit tests.
- Test files live alongside the source as `<Name>.test.tsx` (or `.test.ts` for non-React modules). v1.5-ported integration tests live under `clients/web/src/test/core/` and are wired into the `integration` project via the `integrationTests` list in `vite.config.ts`.
- Test files live alongside the source as `<Name>.test.tsx` (or `.test.ts` for non-React modules). v1.5-ported integration tests live under `clients/web/src/test/integration/`, mirroring the `core/` source layout (`mcp/`, `mcp/node/`, `mcp/remote/`, `auth/`, `auth/node/`, `storage/`). Any test file under that folder is automatically picked up by the `integration` vitest project (node env, 30s timeouts) via the folder glob in `vite.config.ts` — placement is the manifest, there is no enumeration to keep in sync. Tests outside the folder run in the `unit` project (happy-dom). When adding a new test for, e.g., `core/mcp/remote/foo.ts`, put it at `src/test/integration/mcp/remote/foo.test.ts`.
- Use `renderWithMantine` from `src/test/renderWithMantine.tsx` to render components — it wraps in `MantineProvider` with the project theme
### Responding to Code Reviews

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@ -0,0 +1,317 @@
import { describe, it, expect, vi, beforeEach } from "vitest";
import {
discoverScopes,
getAuthorizationServerUrl,
} from "@inspector/core/auth/discovery.js";
import type { OAuthProtectedResourceMetadata } from "@modelcontextprotocol/sdk/shared/auth.js";
// Mock SDK functions
vi.mock("@modelcontextprotocol/sdk/client/auth.js", () => ({
discoverAuthorizationServerMetadata: vi.fn(),
}));
describe("OAuth Scope Discovery", () => {
beforeEach(() => {
vi.clearAllMocks();
});
it("should return scopes from resource metadata when available", async () => {
const { discoverAuthorizationServerMetadata } =
await import("@modelcontextprotocol/sdk/client/auth.js");
vi.mocked(discoverAuthorizationServerMetadata).mockResolvedValue({
issuer: "http://localhost:3000",
authorization_endpoint: "http://localhost:3000/authorize",
token_endpoint: "http://localhost:3000/token",
response_types_supported: ["code"],
scopes_supported: ["read", "write"],
});
const resourceMetadata: OAuthProtectedResourceMetadata = {
resource: "http://localhost:3000",
authorization_servers: ["http://localhost:3000"],
scopes_supported: ["read", "write", "admin"],
};
const scopes = await discoverScopes(
"http://localhost:3000",
resourceMetadata,
);
expect(scopes).toBe("read write admin");
});
it("should fall back to OAuth metadata scopes when resource metadata has no scopes", async () => {
const { discoverAuthorizationServerMetadata } =
await import("@modelcontextprotocol/sdk/client/auth.js");
vi.mocked(discoverAuthorizationServerMetadata).mockResolvedValue({
issuer: "http://localhost:3000",
authorization_endpoint: "http://localhost:3000/authorize",
token_endpoint: "http://localhost:3000/token",
response_types_supported: ["code"],
scopes_supported: ["read", "write"],
});
const resourceMetadata: OAuthProtectedResourceMetadata = {
resource: "http://localhost:3000",
authorization_servers: ["http://localhost:3000"],
scopes_supported: [],
};
const scopes = await discoverScopes(
"http://localhost:3000",
resourceMetadata,
);
expect(scopes).toBe("read write");
});
it("should fall back to OAuth metadata scopes when resource metadata is not provided", async () => {
const { discoverAuthorizationServerMetadata } =
await import("@modelcontextprotocol/sdk/client/auth.js");
vi.mocked(discoverAuthorizationServerMetadata).mockResolvedValue({
issuer: "http://localhost:3000",
authorization_endpoint: "http://localhost:3000/authorize",
token_endpoint: "http://localhost:3000/token",
response_types_supported: ["code"],
scopes_supported: ["read", "write"],
});
const scopes = await discoverScopes("http://localhost:3000");
expect(scopes).toBe("read write");
});
it("should return undefined when no scopes are available", async () => {
const { discoverAuthorizationServerMetadata } =
await import("@modelcontextprotocol/sdk/client/auth.js");
vi.mocked(discoverAuthorizationServerMetadata).mockResolvedValue({
issuer: "http://localhost:3000",
authorization_endpoint: "http://localhost:3000/authorize",
token_endpoint: "http://localhost:3000/token",
response_types_supported: ["code"],
scopes_supported: [],
});
const scopes = await discoverScopes("http://localhost:3000");
expect(scopes).toBeUndefined();
});
it("should return undefined when discovery fails", async () => {
const { discoverAuthorizationServerMetadata } =
await import("@modelcontextprotocol/sdk/client/auth.js");
vi.mocked(discoverAuthorizationServerMetadata).mockRejectedValue(
new Error("Discovery failed"),
);
const scopes = await discoverScopes("http://localhost:3000");
expect(scopes).toBeUndefined();
});
it("should return undefined when metadata is undefined", async () => {
const { discoverAuthorizationServerMetadata } =
await import("@modelcontextprotocol/sdk/client/auth.js");
vi.mocked(discoverAuthorizationServerMetadata).mockResolvedValue(undefined);
const scopes = await discoverScopes("http://localhost:3000");
expect(scopes).toBeUndefined();
});
it("should use OAuth metadata scopes when resource has scopes_supported undefined", async () => {
const { discoverAuthorizationServerMetadata } =
await import("@modelcontextprotocol/sdk/client/auth.js");
vi.mocked(discoverAuthorizationServerMetadata).mockResolvedValue({
issuer: "http://localhost:3000",
authorization_endpoint: "http://localhost:3000/authorize",
token_endpoint: "http://localhost:3000/token",
response_types_supported: ["code"],
scopes_supported: ["read", "write"],
});
const resourceMetadata: OAuthProtectedResourceMetadata = {
resource: "http://localhost:3000",
authorization_servers: ["http://localhost:3000"],
scopes_supported: undefined as unknown as string[],
};
const scopes = await discoverScopes(
"http://localhost:3000",
resourceMetadata,
);
expect(scopes).toBe("read write");
});
it("should return single scope when only one scope is supported", async () => {
const { discoverAuthorizationServerMetadata } =
await import("@modelcontextprotocol/sdk/client/auth.js");
vi.mocked(discoverAuthorizationServerMetadata).mockResolvedValue({
issuer: "http://localhost:3000",
authorization_endpoint: "http://localhost:3000/authorize",
token_endpoint: "http://localhost:3000/token",
response_types_supported: ["code"],
scopes_supported: ["openid"],
});
const scopes = await discoverScopes("http://localhost:3000");
expect(scopes).toBe("openid");
});
it("should pass fetchFn to discoverAuthorizationServerMetadata when provided", async () => {
const { discoverAuthorizationServerMetadata } =
await import("@modelcontextprotocol/sdk/client/auth.js");
const mockFetchFn = vi.fn();
vi.mocked(discoverAuthorizationServerMetadata).mockResolvedValue({
issuer: "http://localhost:3000",
authorization_endpoint: "http://localhost:3000/authorize",
token_endpoint: "http://localhost:3000/token",
response_types_supported: ["code"],
scopes_supported: ["read", "write"],
});
await discoverScopes("http://localhost:3000", undefined, mockFetchFn);
expect(discoverAuthorizationServerMetadata).toHaveBeenCalledWith(
new URL("/", "http://localhost:3000"),
{ fetchFn: mockFetchFn },
);
});
it("should use authorization_servers URL from resource metadata for discovery (different domain)", async () => {
const { discoverAuthorizationServerMetadata } =
await import("@modelcontextprotocol/sdk/client/auth.js");
vi.mocked(discoverAuthorizationServerMetadata).mockResolvedValue({
issuer: "https://auth-server.com",
authorization_endpoint: "https://auth-server.com/authorize",
token_endpoint: "https://auth-server.com/token",
response_types_supported: ["code"],
scopes_supported: ["read", "write"],
});
const resourceMetadata: OAuthProtectedResourceMetadata = {
resource: "https://mcp-server.com",
authorization_servers: ["https://auth-server.com/"],
scopes_supported: ["read", "write"],
};
const scopes = await discoverScopes(
"https://mcp-server.com",
resourceMetadata,
);
expect(scopes).toBe("read write");
expect(discoverAuthorizationServerMetadata).toHaveBeenCalledWith(
new URL("https://auth-server.com/"),
{ fetchFn: undefined },
);
});
it("should preserve full path in authorization_servers URL", async () => {
const { discoverAuthorizationServerMetadata } =
await import("@modelcontextprotocol/sdk/client/auth.js");
vi.mocked(discoverAuthorizationServerMetadata).mockResolvedValue({
issuer: "https://auth-server.com/realms/my-realm",
authorization_endpoint:
"https://auth-server.com/realms/my-realm/authorize",
token_endpoint: "https://auth-server.com/realms/my-realm/token",
response_types_supported: ["code"],
scopes_supported: ["read", "write"],
});
const resourceMetadata: OAuthProtectedResourceMetadata = {
resource: "https://mcp-server.com",
authorization_servers: ["https://auth-server.com/realms/my-realm/"],
scopes_supported: ["read", "write"],
};
const scopes = await discoverScopes(
"https://mcp-server.com",
resourceMetadata,
);
expect(scopes).toBe("read write");
expect(discoverAuthorizationServerMetadata).toHaveBeenCalledWith(
new URL("https://auth-server.com/realms/my-realm/"),
{ fetchFn: undefined },
);
});
it("should fall back to serverUrl when authorization_servers is empty", async () => {
const { discoverAuthorizationServerMetadata } =
await import("@modelcontextprotocol/sdk/client/auth.js");
vi.mocked(discoverAuthorizationServerMetadata).mockResolvedValue({
issuer: "https://mcp-server.com",
authorization_endpoint: "https://mcp-server.com/authorize",
token_endpoint: "https://mcp-server.com/token",
response_types_supported: ["code"],
scopes_supported: ["read", "write"],
});
const resourceMetadata: OAuthProtectedResourceMetadata = {
resource: "https://mcp-server.com",
authorization_servers: [],
scopes_supported: ["read", "write"],
};
const scopes = await discoverScopes(
"https://mcp-server.com",
resourceMetadata,
);
expect(scopes).toBe("read write");
expect(discoverAuthorizationServerMetadata).toHaveBeenCalledWith(
new URL("/", "https://mcp-server.com"),
{ fetchFn: undefined },
);
});
});
describe("getAuthorizationServerUrl", () => {
const serverUrl = "https://mcp.example.com";
it("returns server URL when resourceMetadata is null", () => {
expect(getAuthorizationServerUrl(serverUrl, null)).toEqual(
new URL("/", serverUrl),
);
});
it("returns server URL when resourceMetadata is undefined", () => {
expect(getAuthorizationServerUrl(serverUrl)).toEqual(
new URL("/", serverUrl),
);
});
it("returns server URL when authorization_servers is empty array", () => {
const resourceMetadata: OAuthProtectedResourceMetadata = {
resource: serverUrl,
authorization_servers: [],
};
expect(getAuthorizationServerUrl(serverUrl, resourceMetadata)).toEqual(
new URL("/", serverUrl),
);
});
it("falls back to server URL when authorization_servers[0] is empty string", () => {
const resourceMetadata: OAuthProtectedResourceMetadata = {
resource: serverUrl,
authorization_servers: [""],
};
expect(getAuthorizationServerUrl(serverUrl, resourceMetadata)).toEqual(
new URL("/", serverUrl),
);
});
it("returns authorization_servers[0] when present and truthy", () => {
const authUrl = "https://auth.example.com/";
const resourceMetadata: OAuthProtectedResourceMetadata = {
resource: serverUrl,
authorization_servers: [authUrl],
};
expect(getAuthorizationServerUrl(serverUrl, resourceMetadata)).toEqual(
new URL(authUrl),
);
});
});

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@ -0,0 +1,240 @@
import { describe, it, expect, afterEach } from "vitest";
import {
createOAuthCallbackServer,
type OAuthCallbackServer,
} from "@inspector/core/auth/node/oauth-callback-server.js";
describe("OAuthCallbackServer", () => {
let server: OAuthCallbackServer;
afterEach(async () => {
if (server) await server.stop();
});
it("start() returns port and redirectUrl", async () => {
server = createOAuthCallbackServer();
const result = await server.start({ port: 0 });
expect(result.port).toBeGreaterThan(0);
expect(result.redirectUrl).toBe(
`http://127.0.0.1:${result.port}/oauth/callback`,
);
});
it("start() supports custom host, path, and port", async () => {
server = createOAuthCallbackServer();
const result = await server.start({
hostname: "127.0.0.1",
port: 0,
path: "/custom/path",
});
expect(result.redirectUrl).toBe(
`http://127.0.0.1:${result.port}/custom/path`,
);
});
it("GET /oauth/callback?code=abc&state=xyz returns 200 and invokes onCallback", async () => {
server = createOAuthCallbackServer();
const received: { code?: string; state?: string } = {};
const result = await server.start({
port: 0,
onCallback: async (p) => {
received.code = p.code;
received.state = p.state;
},
});
const res = await fetch(
`http://localhost:${result.port}/oauth/callback?code=authcode123&state=mystate`,
);
expect(res.status).toBe(200);
expect(res.headers.get("content-type")).toContain("text/html");
const html = await res.text();
expect(html).toContain("OAuth complete");
expect(html).toContain("close this window");
expect(received.code).toBe("authcode123");
expect(received.state).toBe("mystate");
});
it("GET /oauth/callback?code=abc returns 200 and invokes onCallback without state", async () => {
server = createOAuthCallbackServer();
const received: { code?: string; state?: string } = {};
const result = await server.start({
port: 0,
onCallback: async (p) => {
received.code = p.code;
received.state = p.state;
},
});
const res = await fetch(
`http://localhost:${result.port}/oauth/callback?code=xyz`,
);
expect(res.status).toBe(200);
expect(received.code).toBe("xyz");
expect(received.state).toBeUndefined();
});
it("GET /oauth/callback/guided returns 404 (single path only)", async () => {
server = createOAuthCallbackServer();
const result = await server.start({ port: 0 });
const res = await fetch(
`http://localhost:${result.port}/oauth/callback/guided?code=guided-code`,
);
expect(res.status).toBe(404);
});
it("GET /oauth/callback?error=access_denied returns 400 and invokes onError", async () => {
server = createOAuthCallbackServer();
const errors: Array<{
error: string;
error_description?: string | null;
}> = [];
const result = await server.start({
port: 0,
onError: (p) => errors.push(p),
});
const res = await fetch(
`http://localhost:${result.port}/oauth/callback?error=access_denied&error_description=User%20denied`,
);
expect(res.status).toBe(400);
const html = await res.text();
expect(html).toContain("OAuth failed");
expect(html).toContain("access_denied");
expect(errors).toHaveLength(1);
expect(errors[0]!.error).toBe("access_denied");
expect(errors[0]!.error_description).toBe("User denied");
});
it("GET /oauth/callback (missing code and error) returns 400", async () => {
server = createOAuthCallbackServer();
const result = await server.start({ port: 0 });
const res = await fetch(
`http://localhost:${result.port}/oauth/callback?state=foo`,
);
expect(res.status).toBe(400);
const html = await res.text();
expect(html).toContain("OAuth failed");
});
it("GET /other returns 404", async () => {
server = createOAuthCallbackServer();
const result = await server.start({ port: 0 });
const res = await fetch(`http://localhost:${result.port}/other`);
expect(res.status).toBe(404);
});
it("POST /oauth/callback returns 405", async () => {
server = createOAuthCallbackServer();
const result = await server.start({ port: 0 });
const res = await fetch(
`http://localhost:${result.port}/oauth/callback?code=x`,
{ method: "POST" },
);
expect(res.status).toBe(405);
});
it("stops server after first successful callback so second request fails", async () => {
server = createOAuthCallbackServer();
const result = await server.start({
port: 0,
onCallback: async () => {},
});
const first = await fetch(
`http://localhost:${result.port}/oauth/callback?code=first`,
);
expect(first.status).toBe(200);
// Server stops after sending 200, so second request gets connection refused
await expect(
fetch(`http://localhost:${result.port}/oauth/callback?code=second`),
).rejects.toThrow();
});
it("stop() closes the server", async () => {
server = createOAuthCallbackServer();
const result = await server.start({ port: 0 });
await server.stop();
await expect(
fetch(`http://localhost:${result.port}/oauth/callback?code=x`),
).rejects.toThrow();
});
it("succeeds with 200 when no onCallback handler is configured", async () => {
server = createOAuthCallbackServer();
const result = await server.start({ port: 0 });
const res = await fetch(
`http://localhost:${result.port}/oauth/callback?code=lonely`,
);
expect(res.status).toBe(200);
const html = await res.text();
expect(html).toContain("OAuth complete");
});
it("returns 409 when a callback arrives after handled=true but before stop completes", async () => {
let release!: () => void;
const gate = new Promise<void>((resolve) => {
release = resolve;
});
server = createOAuthCallbackServer();
const result = await server.start({
port: 0,
// Hold onCallback open so handled=true is set but the server hasn't
// yet finished stopping — second request slips into the 409 branch.
onCallback: async () => {
await gate;
},
});
const firstP = fetch(
`http://localhost:${result.port}/oauth/callback?code=first`,
);
// Give the server time to register handled=true before second hit.
await new Promise((r) => setTimeout(r, 50));
const secondP = fetch(
`http://localhost:${result.port}/oauth/callback?code=second`,
);
const second = await secondP;
expect(second.status).toBe(409);
release();
const first = await firstP;
expect(first.status).toBe(200);
});
it("onCallback rejection returns 500 and error HTML", async () => {
server = createOAuthCallbackServer();
const result = await server.start({
port: 0,
onCallback: async () => {
throw new Error("exchange failed");
},
});
const res = await fetch(
`http://localhost:${result.port}/oauth/callback?code=abc`,
);
expect(res.status).toBe(500);
const html = await res.text();
expect(html).toContain("OAuth failed");
expect(html).toContain("exchange failed");
});
});

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@ -0,0 +1,601 @@
import { describe, it, expect, beforeEach, afterEach } from "vitest";
import {
NodeOAuthStorage,
getOAuthStore,
clearAllOAuthClientState,
} from "@inspector/core/auth/node/storage-node.js";
import type {
OAuthClientInformation,
OAuthTokens,
OAuthMetadata,
} from "@modelcontextprotocol/sdk/shared/auth.js";
import * as fs from "node:fs/promises";
import * as path from "node:path";
import * as os from "node:os";
import { waitForStateFile } from "@modelcontextprotocol/inspector-test-server";
// Unique path per process so parallel test files don't share the same state file
const testStatePath = path.join(
os.tmpdir(),
`mcp-inspector-oauth-${process.pid}-storage-node.json`,
);
describe("NodeOAuthStorage", () => {
let storage: NodeOAuthStorage;
const testServerUrl = "http://localhost:3000";
const stateFilePath = testStatePath;
beforeEach(async () => {
// Clean up any existing state file
try {
await fs.unlink(stateFilePath);
} catch {
// Ignore if file doesn't exist
}
// Reset store state by clearing all servers
const store = getOAuthStore(testStatePath);
const state = store.getState();
// Clear all server states
Object.keys(state.servers).forEach((url) => {
state.clearServerState(url);
});
storage = new NodeOAuthStorage(testStatePath);
});
afterEach(async () => {
// Clean up state file after each test
try {
await fs.unlink(stateFilePath);
} catch {
// Ignore if file doesn't exist
}
// Reset store state
const store = getOAuthStore(testStatePath);
const state = store.getState();
Object.keys(state.servers).forEach((url) => {
state.clearServerState(url);
});
});
describe("getClientInformation", () => {
it("should return undefined when no client information is stored", async () => {
const result = await storage.getClientInformation(testServerUrl);
expect(result).toBeUndefined();
});
it("should return stored client information", async () => {
const clientInfo: OAuthClientInformation = {
client_id: "test-client-id",
client_secret: "test-secret",
};
await storage.saveClientInformation(testServerUrl, clientInfo);
const result = await storage.getClientInformation(testServerUrl);
expect(result).toBeDefined();
expect(result?.client_id).toBe(clientInfo.client_id);
expect(result?.client_secret).toBe(clientInfo.client_secret);
});
it("should return preregistered client information when requested", async () => {
const preregisteredInfo: OAuthClientInformation = {
client_id: "preregistered-id",
client_secret: "preregistered-secret",
};
// Store as preregistered by directly setting it in the store
const store = getOAuthStore(testStatePath);
store.getState().setServerState(testServerUrl, {
preregisteredClientInformation: preregisteredInfo,
});
const result = await storage.getClientInformation(testServerUrl, true);
expect(result).toBeDefined();
expect(result?.client_id).toBe(preregisteredInfo.client_id);
expect(result?.client_secret).toBe(preregisteredInfo.client_secret);
});
});
describe("saveClientInformation", () => {
it("should save client information", async () => {
const clientInfo: OAuthClientInformation = {
client_id: "test-client-id",
};
await storage.saveClientInformation(testServerUrl, clientInfo);
const result = await storage.getClientInformation(testServerUrl);
expect(result).toBeDefined();
expect(result?.client_id).toBe(clientInfo.client_id);
});
it("should overwrite existing client information", async () => {
const firstInfo: OAuthClientInformation = {
client_id: "first-id",
};
const secondInfo: OAuthClientInformation = {
client_id: "second-id",
};
storage.saveClientInformation(testServerUrl, firstInfo);
storage.saveClientInformation(testServerUrl, secondInfo);
const result = await storage.getClientInformation(testServerUrl);
expect(result).toBeDefined();
expect(result?.client_id).toBe(secondInfo.client_id);
});
});
describe("getTokens", () => {
it("should return undefined when no tokens are stored", async () => {
const result = await storage.getTokens(testServerUrl);
expect(result).toBeUndefined();
});
it("should return stored tokens", async () => {
const tokens: OAuthTokens = {
access_token: "test-access-token",
token_type: "Bearer",
expires_in: 3600,
};
await storage.saveTokens(testServerUrl, tokens);
const result = await storage.getTokens(testServerUrl);
expect(result).toEqual(tokens);
});
it("should persist and return refresh_token", async () => {
const tokens: OAuthTokens = {
access_token: "test-access-token",
token_type: "Bearer",
expires_in: 3600,
refresh_token: "test-refresh-token",
};
await storage.saveTokens(testServerUrl, tokens);
const result = await storage.getTokens(testServerUrl);
expect(result).toBeDefined();
expect(result?.access_token).toBe(tokens.access_token);
expect(result?.refresh_token).toBe(tokens.refresh_token);
});
});
describe("saveTokens", () => {
it("should save tokens", async () => {
const tokens: OAuthTokens = {
access_token: "test-access-token",
token_type: "Bearer",
};
await storage.saveTokens(testServerUrl, tokens);
const result = await storage.getTokens(testServerUrl);
expect(result).toEqual(tokens);
});
it("should overwrite existing tokens", async () => {
const firstTokens: OAuthTokens = {
access_token: "first-token",
token_type: "Bearer",
};
const secondTokens: OAuthTokens = {
access_token: "second-token",
token_type: "Bearer",
};
await storage.saveTokens(testServerUrl, firstTokens);
await storage.saveTokens(testServerUrl, secondTokens);
const result = await storage.getTokens(testServerUrl);
expect(result).toEqual(secondTokens);
});
});
describe("getCodeVerifier", () => {
it("should return undefined when no code verifier is stored", async () => {
const result = await storage.getCodeVerifier(testServerUrl);
expect(result).toBeUndefined();
});
it("should return stored code verifier", async () => {
const codeVerifier = "test-code-verifier";
await storage.saveCodeVerifier(testServerUrl, codeVerifier);
const result = await storage.getCodeVerifier(testServerUrl);
expect(result).toBe(codeVerifier);
});
});
describe("saveCodeVerifier", () => {
it("should save code verifier", async () => {
const codeVerifier = "test-code-verifier";
await storage.saveCodeVerifier(testServerUrl, codeVerifier);
const result = await storage.getCodeVerifier(testServerUrl);
expect(result).toBe(codeVerifier);
});
});
describe("getScope", () => {
it("should return undefined when no scope is stored", async () => {
const result = await storage.getScope(testServerUrl);
expect(result).toBeUndefined();
});
it("should return stored scope", async () => {
const scope = "read write";
await storage.saveScope(testServerUrl, scope);
const result = await storage.getScope(testServerUrl);
expect(result).toBe(scope);
});
});
describe("saveScope", () => {
it("should save scope", async () => {
const scope = "read write";
await storage.saveScope(testServerUrl, scope);
const result = await storage.getScope(testServerUrl);
expect(result).toBe(scope);
});
});
describe("getServerMetadata", () => {
it("should return null when no metadata is stored", async () => {
const result = await storage.getServerMetadata(testServerUrl);
expect(result).toBeNull();
});
it("should return stored metadata", async () => {
const metadata: OAuthMetadata = {
issuer: "http://localhost:3000",
authorization_endpoint: "http://localhost:3000/authorize",
token_endpoint: "http://localhost:3000/token",
response_types_supported: ["code"],
};
await storage.saveServerMetadata(testServerUrl, metadata);
const result = await storage.getServerMetadata(testServerUrl);
expect(result).toEqual(metadata);
});
});
describe("saveServerMetadata", () => {
it("should save server metadata", async () => {
const metadata: OAuthMetadata = {
issuer: "http://localhost:3000",
authorization_endpoint: "http://localhost:3000/authorize",
token_endpoint: "http://localhost:3000/token",
response_types_supported: ["code"],
};
await storage.saveServerMetadata(testServerUrl, metadata);
const result = await storage.getServerMetadata(testServerUrl);
expect(result).toEqual(metadata);
});
});
describe("clearClientInformation", () => {
it("removes the dynamically-registered client information by default", async () => {
await storage.saveClientInformation(testServerUrl, {
client_id: "dyn",
});
expect(await storage.getClientInformation(testServerUrl)).toEqual({
client_id: "dyn",
});
storage.clearClientInformation(testServerUrl);
expect(await storage.getClientInformation(testServerUrl)).toBeUndefined();
});
it("removes the preregistered client information when isPreregistered=true", async () => {
await storage.savePreregisteredClientInformation(testServerUrl, {
client_id: "pre",
});
expect(await storage.getClientInformation(testServerUrl, true)).toEqual({
client_id: "pre",
});
storage.clearClientInformation(testServerUrl, true);
expect(
await storage.getClientInformation(testServerUrl, true),
).toBeUndefined();
});
});
describe("individual clear methods", () => {
it("clearTokens removes only tokens", async () => {
await storage.saveTokens(testServerUrl, {
access_token: "t",
token_type: "Bearer",
});
expect(await storage.getTokens(testServerUrl)).toBeDefined();
storage.clearTokens(testServerUrl);
expect(await storage.getTokens(testServerUrl)).toBeUndefined();
});
it("clearCodeVerifier removes only the PKCE verifier", async () => {
await storage.saveCodeVerifier(testServerUrl, "verifier");
expect(storage.getCodeVerifier(testServerUrl)).toBe("verifier");
storage.clearCodeVerifier(testServerUrl);
expect(storage.getCodeVerifier(testServerUrl)).toBeUndefined();
});
it("clearScope removes only the scope", async () => {
await storage.saveScope(testServerUrl, "read write");
expect(storage.getScope(testServerUrl)).toBe("read write");
storage.clearScope(testServerUrl);
expect(storage.getScope(testServerUrl)).toBeUndefined();
});
it("clearServerMetadata removes only the cached metadata", async () => {
const metadata: OAuthMetadata = {
issuer: "http://localhost:3000",
authorization_endpoint: "http://localhost:3000/authorize",
token_endpoint: "http://localhost:3000/token",
response_types_supported: ["code"],
};
await storage.saveServerMetadata(testServerUrl, metadata);
expect(storage.getServerMetadata(testServerUrl)).toEqual(metadata);
storage.clearServerMetadata(testServerUrl);
expect(storage.getServerMetadata(testServerUrl)).toBeNull();
});
});
describe("clearServerState", () => {
it("should clear all state for a server", async () => {
const clientInfo: OAuthClientInformation = {
client_id: "test-client-id",
};
const tokens: OAuthTokens = {
access_token: "test-token",
token_type: "Bearer",
};
await storage.saveClientInformation(testServerUrl, clientInfo);
await storage.saveTokens(testServerUrl, tokens);
storage.clear(testServerUrl);
expect(await storage.getClientInformation(testServerUrl)).toBeUndefined();
expect(await storage.getTokens(testServerUrl)).toBeUndefined();
});
it("should not affect state for other servers", async () => {
const otherServerUrl = "http://localhost:4000";
const clientInfo: OAuthClientInformation = {
client_id: "test-client-id",
};
await storage.saveClientInformation(testServerUrl, clientInfo);
await storage.saveClientInformation(otherServerUrl, clientInfo);
storage.clear(testServerUrl);
expect(await storage.getClientInformation(testServerUrl)).toBeUndefined();
const otherResult = await storage.getClientInformation(otherServerUrl);
expect(otherResult).toBeDefined();
expect(otherResult?.client_id).toBe(clientInfo.client_id);
expect(otherResult).toEqual(clientInfo);
});
});
describe("multiple servers", () => {
it("should store separate state for different servers", async () => {
const server1Url = "http://localhost:3000";
const server2Url = "http://localhost:4000";
const clientInfo1: OAuthClientInformation = {
client_id: "client-1",
};
const clientInfo2: OAuthClientInformation = {
client_id: "client-2",
};
storage.saveClientInformation(server1Url, clientInfo1);
storage.saveClientInformation(server2Url, clientInfo2);
const result1 = await storage.getClientInformation(server1Url);
const result2 = await storage.getClientInformation(server2Url);
expect(result1).toEqual(clientInfo1);
expect(result2).toEqual(clientInfo2);
});
});
});
describe("OAuth Store (Zustand)", () => {
const stateFilePath = testStatePath;
beforeEach(async () => {
try {
await fs.unlink(stateFilePath);
} catch {
// Ignore if file doesn't exist
}
});
afterEach(async () => {
try {
await fs.unlink(stateFilePath);
} catch {
// Ignore if file doesn't exist
}
});
it("should create a new store", () => {
const store = getOAuthStore(testStatePath);
expect(store).toBeDefined();
expect(store.getState).toBeDefined();
expect(store.setState).toBeDefined();
});
it("should return the same store instance via getOAuthStore", () => {
const store1 = getOAuthStore(testStatePath);
const store2 = getOAuthStore(testStatePath);
expect(store1).toBe(store2);
});
it("should persist state to file", async () => {
// Use a unique path so no other test (e.g. "should overwrite..." with second-id) can
// write to the same file; Zustand persist is async and can race with shared paths.
const persistTestPath = path.join(
os.tmpdir(),
`mcp-inspector-oauth-persist-${Date.now()}-${Math.random().toString(36).slice(2)}.json`,
);
try {
if (process.env.DEBUG_WAIT_FOR_STATE_FILE === "1") {
console.error("[storage-node.test] state file path:", persistTestPath);
}
const store = getOAuthStore(persistTestPath);
const serverUrl = "http://localhost:3000";
const clientInfo: OAuthClientInformation = {
client_id: "test-client-id",
};
store.getState().setServerState(serverUrl, {
clientInformation: clientInfo,
});
type StateShape = {
state: {
servers: Record<
string,
{ clientInformation?: OAuthClientInformation }
>;
};
};
const parsed = await waitForStateFile<StateShape>(
persistTestPath,
(p) => {
const s = (p as StateShape)?.state?.servers?.[serverUrl];
return !!s?.clientInformation;
},
{ timeout: 2000, interval: 50 },
);
expect(parsed.state.servers[serverUrl]?.clientInformation).toEqual(
clientInfo,
);
} finally {
try {
await fs.unlink(persistTestPath);
} catch {
/* ignore */
}
}
});
});
describe("NodeOAuthStorage with custom storagePath", () => {
const testServerUrl = "http://localhost:3999";
it("should use custom path for state file", async () => {
const customPath = path.join(
os.tmpdir(),
`mcp-inspector-oauth-test-${Date.now()}-${Math.random().toString(36).slice(2)}.json`,
);
try {
const storage = new NodeOAuthStorage(customPath);
const tokens: OAuthTokens = {
access_token: "custom-path-token",
token_type: "Bearer",
refresh_token: "custom-refresh",
};
await storage.saveTokens(testServerUrl, tokens);
type StateShape = {
state: {
servers: Record<string, { tokens?: { access_token?: string } }>;
};
};
const parsed = await waitForStateFile<StateShape>(
customPath,
(p) => {
const t = (p as StateShape)?.state?.servers?.[testServerUrl]?.tokens;
return t?.access_token === tokens.access_token;
},
{ timeout: 2000, interval: 50 },
);
expect(parsed.state.servers[testServerUrl]?.tokens?.access_token).toBe(
tokens.access_token,
);
const stored = await storage.getTokens(testServerUrl);
expect(stored?.access_token).toBe(tokens.access_token);
expect(stored?.refresh_token).toBe(tokens.refresh_token);
} finally {
try {
await fs.unlink(customPath);
} catch {
/* ignore */
}
}
});
it("clearAllOAuthClientState clears every server in the default store", async () => {
const defaultStore = getOAuthStore();
defaultStore.getState().setServerState("http://server-a.test", {
tokens: { access_token: "a", token_type: "Bearer" },
});
defaultStore.getState().setServerState("http://server-b.test", {
tokens: { access_token: "b", token_type: "Bearer" },
});
clearAllOAuthClientState();
const all = defaultStore.getState();
expect(all.getServerState("http://server-a.test").tokens).toBeUndefined();
expect(all.getServerState("http://server-b.test").tokens).toBeUndefined();
});
it("should isolate state from default store", async () => {
const customPath = path.join(
os.tmpdir(),
`mcp-inspector-oauth-isolate-${Date.now()}-${Math.random().toString(36).slice(2)}.json`,
);
try {
const defaultStore = getOAuthStore();
defaultStore.getState().setServerState(testServerUrl, {
tokens: {
access_token: "default-token",
token_type: "Bearer",
},
});
const customStorage = new NodeOAuthStorage(customPath);
await customStorage.saveTokens(testServerUrl, {
access_token: "custom-token",
token_type: "Bearer",
});
const fromCustom = await customStorage.getTokens(testServerUrl);
expect(fromCustom?.access_token).toBe("custom-token");
const defaultStorage = new NodeOAuthStorage();
const fromDefault = await defaultStorage.getTokens(testServerUrl);
expect(fromDefault?.access_token).toBe("default-token");
defaultStore.getState().clearServerState(testServerUrl);
} finally {
try {
await fs.unlink(customPath);
} catch {
/* ignore */
}
}
});
});

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import { describe, it, expect, vi, beforeEach } from "vitest";
import {
OAuthStateMachine,
oauthTransitions,
} from "@inspector/core/auth/state-machine.js";
import type { AuthGuidedState, OAuthStep } from "@inspector/core/auth/types.js";
import { EMPTY_GUIDED_STATE } from "@inspector/core/auth/types.js";
import type { BaseOAuthClientProvider } from "@inspector/core/auth/providers.js";
import type {
OAuthMetadata,
OAuthProtectedResourceMetadata,
} from "@modelcontextprotocol/sdk/shared/auth.js";
// Mock SDK functions
vi.mock("@modelcontextprotocol/sdk/client/auth.js", () => ({
discoverAuthorizationServerMetadata: vi.fn(),
discoverOAuthProtectedResourceMetadata: vi.fn(),
registerClient: vi.fn(),
startAuthorization: vi.fn(),
exchangeAuthorization: vi.fn(),
selectResourceURL: vi.fn(),
}));
describe("OAuthStateMachine", () => {
let mockProvider: BaseOAuthClientProvider;
let updateState: (updates: Partial<AuthGuidedState>) => void;
let state: AuthGuidedState;
beforeEach(() => {
state = { ...EMPTY_GUIDED_STATE };
updateState = vi.fn((updates: Partial<AuthGuidedState>) => {
state = { ...state, ...updates };
});
mockProvider = {
serverUrl: "http://localhost:3000",
redirectUrl: "http://localhost:3000/callback",
scope: "read write",
clientMetadata: {
redirect_uris: ["http://localhost:3000/callback"],
token_endpoint_auth_method: "none",
grant_types: ["authorization_code"],
response_types: ["code"],
client_name: "Test Client",
scope: "read write",
},
clientInformation: vi.fn(),
saveClientInformation: vi.fn(),
tokens: vi.fn(),
saveTokens: vi.fn(),
codeVerifier: vi.fn(() => "test-code-verifier"),
clear: vi.fn(),
state: vi.fn(() => "test-state"),
getServerMetadata: vi.fn(() => null),
saveServerMetadata: vi.fn(),
} as unknown as BaseOAuthClientProvider;
});
describe("oauthTransitions", () => {
it("should have transitions for all OAuth steps", () => {
const steps: OAuthStep[] = [
"metadata_discovery",
"client_registration",
"authorization_redirect",
"authorization_code",
"token_request",
"complete",
];
steps.forEach((step) => {
expect(oauthTransitions[step]).toBeDefined();
expect(oauthTransitions[step].canTransition).toBeDefined();
expect(oauthTransitions[step].execute).toBeDefined();
});
});
});
describe("OAuthStateMachine", () => {
it("should create state machine instance", () => {
const stateMachine = new OAuthStateMachine(
"http://localhost:3000",
mockProvider,
updateState,
);
expect(stateMachine).toBeDefined();
});
it("should update state when executeStep is called", async () => {
const stateMachine = new OAuthStateMachine(
"http://localhost:3000",
mockProvider,
updateState,
);
const { discoverAuthorizationServerMetadata } =
await import("@modelcontextprotocol/sdk/client/auth.js");
vi.mocked(discoverAuthorizationServerMetadata).mockResolvedValue({
issuer: "http://localhost:3000",
authorization_endpoint: "http://localhost:3000/authorize",
token_endpoint: "http://localhost:3000/token",
response_types_supported: ["code"],
} as OAuthMetadata);
await stateMachine.executeStep(state);
expect(updateState).toHaveBeenCalled();
});
});
describe("Resource metadata discovery and selection", () => {
const serverUrl = "http://localhost:3000";
const resourceMetadata = {
resource: "http://localhost:3000",
authorization_servers: ["http://localhost:3000"],
scopes_supported: ["read", "write"],
};
beforeEach(async () => {
const {
discoverAuthorizationServerMetadata,
discoverOAuthProtectedResourceMetadata,
selectResourceURL,
} = await import("@modelcontextprotocol/sdk/client/auth.js");
vi.mocked(discoverAuthorizationServerMetadata).mockResolvedValue({
issuer: "http://localhost:3000",
authorization_endpoint: "http://localhost:3000/authorize",
token_endpoint: "http://localhost:3000/token",
response_types_supported: ["code"],
} as OAuthMetadata);
vi.mocked(discoverOAuthProtectedResourceMetadata).mockReset();
vi.mocked(selectResourceURL).mockReset();
});
it("should discover resource metadata from well-known and use first authorization server", async () => {
const selectedResource = new URL("http://localhost:3000");
const { discoverOAuthProtectedResourceMetadata, selectResourceURL } =
await import("@modelcontextprotocol/sdk/client/auth.js");
vi.mocked(discoverOAuthProtectedResourceMetadata).mockResolvedValue(
resourceMetadata as OAuthProtectedResourceMetadata,
);
vi.mocked(selectResourceURL).mockResolvedValue(selectedResource);
const stateMachine = new OAuthStateMachine(
serverUrl,
mockProvider,
updateState,
);
await stateMachine.executeStep(state);
expect(discoverOAuthProtectedResourceMetadata).toHaveBeenCalledWith(
serverUrl,
);
expect(selectResourceURL).toHaveBeenCalledWith(
serverUrl,
mockProvider,
resourceMetadata,
);
expect(updateState).toHaveBeenCalledWith(
expect.objectContaining({
resourceMetadata,
resource: selectedResource,
resourceMetadataError: null,
authServerUrl: new URL("http://localhost:3000"),
oauthStep: "client_registration",
}),
);
});
it("should use authorization_servers URL from resource metadata for auth server discovery", async () => {
const authServerUrl = "https://auth-server.com/";
const resourceMetaDifferentAuth: OAuthProtectedResourceMetadata = {
resource: serverUrl,
authorization_servers: [authServerUrl],
scopes_supported: ["read", "write"],
};
const selectedResource = new URL(serverUrl);
const {
discoverOAuthProtectedResourceMetadata,
discoverAuthorizationServerMetadata,
selectResourceURL,
} = await import("@modelcontextprotocol/sdk/client/auth.js");
vi.mocked(discoverOAuthProtectedResourceMetadata).mockResolvedValue(
resourceMetaDifferentAuth,
);
vi.mocked(selectResourceURL).mockResolvedValue(selectedResource);
const stateMachine = new OAuthStateMachine(
serverUrl,
mockProvider,
updateState,
);
await stateMachine.executeStep(state);
expect(discoverAuthorizationServerMetadata).toHaveBeenCalledWith(
new URL(authServerUrl),
expect.any(Object),
);
expect(updateState).toHaveBeenCalledWith(
expect.objectContaining({
resourceMetadata: resourceMetaDifferentAuth,
authServerUrl: new URL(authServerUrl),
oauthStep: "client_registration",
}),
);
});
it("should call selectResourceURL only when resource metadata is present", async () => {
const { discoverOAuthProtectedResourceMetadata, selectResourceURL } =
await import("@modelcontextprotocol/sdk/client/auth.js");
vi.mocked(discoverOAuthProtectedResourceMetadata).mockRejectedValue(
new Error(
"Resource server does not implement OAuth 2.0 Protected Resource Metadata.",
),
);
const stateMachine = new OAuthStateMachine(
serverUrl,
mockProvider,
updateState,
);
await stateMachine.executeStep(state);
expect(selectResourceURL).not.toHaveBeenCalled();
expect(updateState).toHaveBeenCalledWith(
expect.objectContaining({
resourceMetadata: null,
resourceMetadataError: expect.any(Error),
oauthStep: "client_registration",
}),
);
});
it("should use default auth server URL when discovery fails", async () => {
const {
discoverOAuthProtectedResourceMetadata,
discoverAuthorizationServerMetadata,
} = await import("@modelcontextprotocol/sdk/client/auth.js");
vi.mocked(discoverOAuthProtectedResourceMetadata).mockRejectedValue(
new Error("Discovery failed"),
);
vi.mocked(discoverAuthorizationServerMetadata).mockResolvedValue({
issuer: "http://localhost:3000",
authorization_endpoint: "http://localhost:3000/authorize",
token_endpoint: "http://localhost:3000/token",
response_types_supported: ["code"],
} as OAuthMetadata);
const stateMachine = new OAuthStateMachine(
serverUrl,
mockProvider,
updateState,
);
await stateMachine.executeStep(state);
expect(discoverAuthorizationServerMetadata).toHaveBeenCalledWith(
new URL("/", serverUrl),
{}, // No fetchFn when not provided (conditional spread omits it)
);
expect(updateState).toHaveBeenCalledWith(
expect.objectContaining({
authServerUrl: new URL("/", serverUrl),
}),
);
});
it("should use default auth server when metadata has empty authorization_servers", async () => {
const { discoverOAuthProtectedResourceMetadata, selectResourceURL } =
await import("@modelcontextprotocol/sdk/client/auth.js");
const metaNoServers = {
...resourceMetadata,
authorization_servers: [] as string[],
};
vi.mocked(discoverOAuthProtectedResourceMetadata).mockResolvedValue(
metaNoServers as OAuthProtectedResourceMetadata,
);
vi.mocked(selectResourceURL).mockResolvedValue(
new URL("http://localhost:3000"),
);
const stateMachine = new OAuthStateMachine(
serverUrl,
mockProvider,
updateState,
);
await stateMachine.executeStep(state);
expect(selectResourceURL).toHaveBeenCalledWith(
serverUrl,
mockProvider,
metaNoServers,
);
expect(updateState).toHaveBeenCalledWith(
expect.objectContaining({
resourceMetadata: metaNoServers,
authServerUrl: new URL("/", serverUrl),
oauthStep: "client_registration",
}),
);
});
it("should pass fetchFn to registerClient when provided", async () => {
const { registerClient } =
await import("@modelcontextprotocol/sdk/client/auth.js");
const mockFetchFn = vi.fn();
vi.mocked(registerClient).mockResolvedValue({
redirect_uris: ["http://localhost/callback"],
client_id: "registered-client-id",
});
const stateMachine = new OAuthStateMachine(
serverUrl,
mockProvider,
updateState,
mockFetchFn,
);
await stateMachine.executeStep(state);
expect(state.oauthStep).toBe("client_registration");
await stateMachine.executeStep(state);
expect(registerClient).toHaveBeenCalledWith(
serverUrl,
expect.objectContaining({
fetchFn: mockFetchFn,
}),
);
});
it("should pass fetchFn to exchangeAuthorization when provided", async () => {
const { exchangeAuthorization } =
await import("@modelcontextprotocol/sdk/client/auth.js");
const mockFetchFn = vi.fn();
const metadata = {
issuer: "http://localhost:3000",
authorization_endpoint: "http://localhost:3000/authorize",
token_endpoint: "http://localhost:3000/token",
response_types_supported: ["code"],
};
vi.mocked(exchangeAuthorization).mockResolvedValue({
access_token: "test-token",
token_type: "Bearer",
});
const providerWithMetadata = {
...mockProvider,
getServerMetadata: vi.fn(() => metadata),
} as unknown as BaseOAuthClientProvider;
const tokenRequestState: AuthGuidedState = {
...EMPTY_GUIDED_STATE,
oauthStep: "token_request",
oauthMetadata: metadata as OAuthMetadata,
oauthClientInfo: { client_id: "test-client" },
authorizationCode: "test-code",
};
const stateMachine = new OAuthStateMachine(
serverUrl,
providerWithMetadata,
updateState,
mockFetchFn,
);
await stateMachine.executeStep(tokenRequestState);
expect(exchangeAuthorization).toHaveBeenCalledWith(
serverUrl,
expect.objectContaining({
fetchFn: mockFetchFn,
}),
);
});
it("token_request execute throws when client information cannot be obtained", async () => {
const metadata = {
issuer: "http://localhost:3000",
authorization_endpoint: "http://localhost:3000/authorize",
token_endpoint: "http://localhost:3000/token",
response_types_supported: ["code"],
};
const providerNoClient = {
...mockProvider,
getServerMetadata: vi.fn(() => metadata),
clientInformation: vi.fn(async () => undefined),
} as unknown as BaseOAuthClientProvider;
const tokenState: AuthGuidedState = {
...EMPTY_GUIDED_STATE,
oauthStep: "token_request",
oauthMetadata: metadata as OAuthMetadata,
authorizationCode: "code-without-client",
};
await expect(
oauthTransitions.token_request.execute({
state: tokenState,
serverUrl: "http://localhost:3000",
provider: providerNoClient,
updateState,
}),
).rejects.toThrow("Client information not available for token exchange");
});
it("complete.canTransition always returns false (terminal state)", async () => {
const result = await oauthTransitions.complete.canTransition({
state: { ...EMPTY_GUIDED_STATE, oauthStep: "complete" },
serverUrl: "http://localhost:3000",
provider: mockProvider,
updateState,
});
expect(result).toBe(false);
// execute is a no-op
await expect(
oauthTransitions.complete.execute({
state: { ...EMPTY_GUIDED_STATE, oauthStep: "complete" },
serverUrl: "http://localhost:3000",
provider: mockProvider,
updateState,
}),
).resolves.toBeUndefined();
});
it("executeStep throws when the current step cannot transition", async () => {
// metadata_discovery.canTransition is unconditional (returns true), but
// token_request requires authorizationCode + metadata + clientInfo; an
// empty state will refuse to transition.
const stateMachine = new OAuthStateMachine(
"http://localhost:3000",
mockProvider,
updateState,
);
const blockedState: AuthGuidedState = {
...EMPTY_GUIDED_STATE,
oauthStep: "token_request",
};
await expect(stateMachine.executeStep(blockedState)).rejects.toThrow(
/Cannot transition from token_request/,
);
});
});
});

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/**
* OAuth client test fixtures for InspectorClient OAuth tests.
* These produce InspectorClient OAuth configuration and simulate OAuth flows.
*/
import type {
OAuthNavigation,
RedirectUrlProvider,
} from "@inspector/core/auth/providers.js";
import type { OAuthStorage } from "@inspector/core/auth/storage.js";
import { ConsoleNavigation } from "@inspector/core/auth/providers.js";
import { NodeOAuthStorage } from "@inspector/core/auth/node/storage-node.js";
/** Creates a static RedirectUrlProvider for tests. Single URL for both modes. */
function createStaticRedirectUrlProvider(
redirectUrl: string,
): RedirectUrlProvider {
return {
getRedirectUrl: () => redirectUrl,
};
}
/**
* Creates OAuth configuration for InspectorClient tests
*/
export function createOAuthClientConfig(options: {
mode: "static" | "dcr" | "cimd";
clientId?: string;
clientSecret?: string;
clientMetadataUrl?: string;
redirectUrl: string;
scope?: string;
}): {
clientId?: string;
clientSecret?: string;
clientMetadataUrl?: string;
redirectUrlProvider: RedirectUrlProvider;
scope?: string;
storage: OAuthStorage;
navigation: OAuthNavigation;
} {
const config: {
clientId?: string;
clientSecret?: string;
clientMetadataUrl?: string;
redirectUrlProvider: RedirectUrlProvider;
scope?: string;
storage: OAuthStorage;
navigation: OAuthNavigation;
} = {
redirectUrlProvider: createStaticRedirectUrlProvider(options.redirectUrl),
storage: new NodeOAuthStorage(),
navigation: new ConsoleNavigation(),
};
if (options.mode === "static") {
if (!options.clientId) {
throw new Error("clientId is required for static mode");
}
config.clientId = options.clientId;
if (options.clientSecret) {
config.clientSecret = options.clientSecret;
}
} else if (options.mode === "dcr") {
// DCR mode - no clientId needed, will be registered
if (options.clientId) {
config.clientId = options.clientId;
}
} else if (options.mode === "cimd") {
if (!options.clientMetadataUrl) {
throw new Error("clientMetadataUrl is required for CIMD mode");
}
config.clientMetadataUrl = options.clientMetadataUrl;
}
if (options.scope) {
config.scope = options.scope;
}
return config;
}
/**
* Client metadata document for CIMD testing
*/
export interface ClientMetadataDocument {
redirect_uris: string[];
token_endpoint_auth_method?: string;
grant_types?: string[];
response_types?: string[];
client_name?: string;
client_uri?: string;
scope?: string;
}
/**
* Creates an Express server that serves a client metadata document for CIMD testing
* The server runs on a different port and serves the metadata at the root path
*
* @param metadata - The client metadata document to serve
* @returns Object with server URL and cleanup function
*/
export async function createClientMetadataServer(
metadata: ClientMetadataDocument,
): Promise<{ url: string; stop: () => Promise<void> }> {
const express = await import("express");
const app = express.default();
app.get("/", (_req, res) => {
res.json(metadata);
});
return new Promise((resolve, reject) => {
const server = app.listen(0, () => {
const address = server.address();
if (!address || typeof address === "string") {
reject(new Error("Failed to get server address"));
return;
}
const port = address.port;
const url = `http://localhost:${port}`;
resolve({
url,
stop: async () => {
return new Promise<void>((resolveStop) => {
server.close(() => {
resolveStop();
});
});
},
});
});
server.on("error", reject);
});
}
/**
* Helper function to programmatically complete OAuth authorization
* Makes HTTP GET request to authorization URL and extracts authorization code
* The test server's authorization endpoint auto-approves and redirects with code
*
* @param authorizationUrl - The authorization URL from oauthAuthorizationRequired event
* @returns Authorization code extracted from redirect URL
*/
export async function completeOAuthAuthorization(
authorizationUrl: URL,
): Promise<string> {
const response = await fetch(authorizationUrl.toString(), {
redirect: "manual",
});
if (response.status !== 302 && response.status !== 301) {
throw new Error(
`Expected redirect (302/301), got ${response.status}: ${await response.text()}`,
);
}
const redirectUrl = response.headers.get("location");
if (!redirectUrl) {
throw new Error("No Location header in redirect response");
}
const redirectUrlObj = new URL(redirectUrl);
const code = redirectUrlObj.searchParams.get("code");
if (!code) {
throw new Error(`No authorization code in redirect URL: ${redirectUrl}`);
}
return code;
}

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import {
describe,
it,
expect,
vi,
beforeEach,
afterEach,
afterAll,
} from "vitest";
import * as path from "node:path";
import * as os from "node:os";
import * as fs from "node:fs/promises";
import { InspectorClient } from "@inspector/core/mcp/inspectorClient.js";
import { createTransportNode } from "@inspector/core/mcp/node/transport.js";
import type { MCPServerConfig } from "@inspector/core/mcp/types.js";
import { NodeOAuthStorage } from "@inspector/core/auth/node/storage-node.js";
import { createOAuthClientConfig } from "../helpers/oauth-client-fixtures.js";
import type { InspectorClientOptions } from "@inspector/core/mcp/inspectorClient.js";
const oauthTestStatePath = path.join(
os.tmpdir(),
`mcp-oauth-${process.pid}-inspectorClient-oauth-fetchFn.json`,
);
function createTestOAuthConfig(
options: Parameters<typeof createOAuthClientConfig>[0],
) {
return {
...createOAuthClientConfig(options),
storage: new NodeOAuthStorage(oauthTestStatePath),
};
}
const mockAuth = vi.fn();
vi.mock("@modelcontextprotocol/sdk/client/auth.js", () => ({
auth: (...args: unknown[]) => mockAuth(...args),
}));
describe("InspectorClient OAuth fetchFn", () => {
let client: InspectorClient;
afterAll(async () => {
try {
await fs.unlink(oauthTestStatePath);
} catch {
// Ignore if file does not exist or already removed
}
});
beforeEach(() => {
vi.clearAllMocks();
vi.spyOn(console, "log").mockImplementation(() => {});
mockAuth.mockImplementation(
async (provider: { redirectToAuthorization: (url: URL) => void }) => {
provider.redirectToAuthorization(
new URL("http://example.com/oauth/authorize"),
);
return "REDIRECT";
},
);
});
afterEach(async () => {
if (client) {
try {
await client.disconnect();
} catch {
// Ignore disconnect errors
}
}
vi.restoreAllMocks();
});
it("should pass fetchFn to auth() when provided", async () => {
const mockFetchFn = vi.fn();
const oauthConfig = createTestOAuthConfig({
mode: "static",
clientId: "test-client",
redirectUrl: "http://localhost:3000/callback",
});
client = new InspectorClient(
{ type: "sse", url: "http://localhost:3000/sse" } as MCPServerConfig,
{
environment: {
transport: createTransportNode,
fetch: mockFetchFn,
oauth: {
storage: oauthConfig.storage,
navigation: oauthConfig.navigation,
redirectUrlProvider: oauthConfig.redirectUrlProvider,
},
},
oauth: {
clientId: oauthConfig.clientId,
clientSecret: oauthConfig.clientSecret,
clientMetadataUrl: oauthConfig.clientMetadataUrl,
scope: oauthConfig.scope,
},
},
);
const url = await client.authenticate();
expect(url).toBeInstanceOf(URL);
expect(mockAuth).toHaveBeenCalledWith(
expect.anything(),
expect.objectContaining({
fetchFn: expect.any(Function),
}),
);
});
it("should pass fetchFn to auth() when not provided (uses default fetch)", async () => {
const oauthConfig = createTestOAuthConfig({
mode: "static",
clientId: "test-client",
redirectUrl: "http://localhost:3000/callback",
});
client = new InspectorClient(
{ type: "sse", url: "http://localhost:3000/sse" } as MCPServerConfig,
{
environment: {
transport: createTransportNode,
oauth: {
storage: oauthConfig.storage,
navigation: oauthConfig.navigation,
redirectUrlProvider: oauthConfig.redirectUrlProvider,
},
},
oauth: {
clientId: oauthConfig.clientId,
clientSecret: oauthConfig.clientSecret,
clientMetadataUrl: oauthConfig.clientMetadataUrl,
scope: oauthConfig.scope,
},
} as InspectorClientOptions,
);
await client.authenticate();
expect(mockAuth).toHaveBeenCalled();
const callArgs = mockAuth.mock.calls[0]!;
const options = callArgs[1];
expect(options).toHaveProperty("fetchFn");
expect(typeof options.fetchFn).toBe("function");
});
it("should pass fetchFn to auth() in completeOAuthFlow when provided", async () => {
const mockFetchFn = vi.fn();
mockAuth.mockImplementation(
async (provider: { saveTokens: (tokens: unknown) => void }) => {
provider.saveTokens({
access_token: "test-token",
token_type: "Bearer",
});
return "AUTHORIZED";
},
);
const oauthConfig = createTestOAuthConfig({
mode: "static",
clientId: "test-client",
redirectUrl: "http://localhost:3000/callback",
});
client = new InspectorClient(
{ type: "sse", url: "http://localhost:3000/sse" } as MCPServerConfig,
{
environment: {
transport: createTransportNode,
fetch: mockFetchFn,
oauth: {
storage: oauthConfig.storage,
navigation: oauthConfig.navigation,
redirectUrlProvider: oauthConfig.redirectUrlProvider,
},
},
oauth: {
clientId: oauthConfig.clientId,
clientSecret: oauthConfig.clientSecret,
clientMetadataUrl: oauthConfig.clientMetadataUrl,
scope: oauthConfig.scope,
},
},
);
await client.completeOAuthFlow("test-authorization-code");
expect(mockAuth).toHaveBeenCalledWith(
expect.anything(),
expect.objectContaining({
authorizationCode: "test-authorization-code",
fetchFn: expect.any(Function),
}),
);
});
});

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/**
* End-to-end OAuth tests for InspectorClient using RemoteOAuthStorage.
* Tests OAuth flows with remote storage (HTTP API) instead of file storage.
* These tests verify that OAuth state persists correctly via the remote storage API.
*/
import {
describe,
it,
expect,
beforeEach,
afterEach,
afterAll,
vi,
} from "vitest";
import { mkdtempSync, rmSync, unlinkSync } from "node:fs";
import { tmpdir } from "node:os";
import { join } from "node:path";
import { serve } from "@hono/node-server";
import type { ServerType } from "@hono/node-server";
import { InspectorClient } from "@inspector/core/mcp/inspectorClient.js";
import { createRemoteTransport } from "@inspector/core/mcp/remote/createRemoteTransport.js";
import { createRemoteFetch } from "@inspector/core/mcp/remote/createRemoteFetch.js";
import { RemoteOAuthStorage } from "@inspector/core/auth/remote/storage-remote.js";
import { NodeOAuthStorage } from "@inspector/core/auth/node/storage-node.js";
import { createRemoteApp } from "@inspector/core/mcp/remote/node/server.js";
import {
TestServerHttp,
waitForOAuthWellKnown,
waitForRemoteStore,
getDefaultServerConfig,
createOAuthTestServerConfig,
clearOAuthTestData,
} from "@modelcontextprotocol/inspector-test-server";
import {
createOAuthClientConfig,
completeOAuthAuthorization,
} from "../helpers/oauth-client-fixtures.js";
import { ConsoleNavigation } from "@inspector/core/auth/providers.js";
import type { InspectorClientOptions } from "@inspector/core/mcp/inspectorClient.js";
import type { MCPServerConfig } from "@inspector/core/mcp/types.js";
const oauthTestStatePath = join(
tmpdir(),
`mcp-oauth-${process.pid}-inspectorClient-oauth-remote-storage-e2e.json`,
);
function createTestOAuthConfig(
options: Parameters<typeof createOAuthClientConfig>[0],
) {
return {
...createOAuthClientConfig(options),
storage: new NodeOAuthStorage(oauthTestStatePath),
};
}
interface TransportConfig {
name: string;
serverType: "sse" | "streamable-http";
clientType: "sse" | "streamable-http";
endpoint: string;
}
const transports: TransportConfig[] = [
{
name: "SSE",
serverType: "sse",
clientType: "sse",
endpoint: "/sse",
},
{
name: "Streamable HTTP",
serverType: "streamable-http",
clientType: "streamable-http",
endpoint: "/mcp",
},
];
interface StartRemoteServerOptions {
storageDir?: string;
}
async function startRemoteServer(
port: number,
options: StartRemoteServerOptions = {},
): Promise<{
baseUrl: string;
server: ServerType;
authToken: string;
}> {
const { app, authToken } = createRemoteApp({
storageDir: options.storageDir,
initialConfig: { defaultEnvironment: {} },
});
return new Promise((resolve, reject) => {
const server = serve(
{ fetch: app.fetch, port, hostname: "127.0.0.1" },
(info) => {
const actualPort =
info && typeof info === "object" && "port" in info
? (info as { port: number }).port
: port;
resolve({
baseUrl: `http://127.0.0.1:${actualPort}`,
server,
authToken,
});
},
);
server.on("error", reject);
});
}
describe("InspectorClient OAuth E2E with Remote Storage", () => {
let mcpServer: TestServerHttp;
let remoteServer: ServerType | null = null;
let remoteBaseUrl: string | null = null;
let remoteAuthToken: string | null = null;
let client: InspectorClient;
let tempDir: string | null = null;
const testRedirectUrl = "http://localhost:3001/oauth/callback";
beforeEach(() => {
clearOAuthTestData();
tempDir = mkdtempSync(join(tmpdir(), "inspector-remote-storage-test-"));
vi.spyOn(console, "log").mockImplementation(() => {});
});
afterAll(() => {
try {
unlinkSync(oauthTestStatePath);
} catch {
// Ignore if file does not exist or already removed
}
});
afterEach(async () => {
if (client) {
await client.disconnect();
}
if (mcpServer) {
await mcpServer.stop();
}
if (remoteServer) {
await new Promise<void>((resolve, reject) => {
remoteServer!.close((err) => (err ? reject(err) : resolve()));
});
remoteServer = null;
}
if (tempDir) {
try {
rmSync(tempDir, { recursive: true });
} catch {
// Ignore cleanup errors
}
tempDir = null;
}
vi.restoreAllMocks();
});
async function setupRemoteServer(): Promise<void> {
const { baseUrl, server, authToken } = await startRemoteServer(0, {
storageDir: tempDir!,
});
remoteServer = server;
remoteBaseUrl = baseUrl;
remoteAuthToken = authToken;
}
describe.each(transports)(
"Static/Preregistered Client Mode ($name)",
(transport) => {
it("should complete OAuth flow with static client using remote storage", async () => {
await setupRemoteServer();
const staticClientId = "test-static-client";
const staticClientSecret = "test-static-secret";
// Create test server with OAuth enabled and static client
const serverConfig = {
...getDefaultServerConfig(),
serverType: transport.serverType,
...createOAuthTestServerConfig({
requireAuth: true,
staticClients: [
{
clientId: staticClientId,
clientSecret: staticClientSecret,
redirectUris: [testRedirectUrl],
},
],
}),
};
mcpServer = new TestServerHttp(serverConfig);
const port = await mcpServer.start();
const serverUrl = `http://localhost:${port}`;
await waitForOAuthWellKnown(serverUrl);
// Create client with remote transport and remote OAuth storage
const createTransport = createRemoteTransport({
baseUrl: remoteBaseUrl!,
authToken: remoteAuthToken!,
});
const remoteFetch = createRemoteFetch({
baseUrl: remoteBaseUrl!,
authToken: remoteAuthToken!,
});
const remoteStorage = new RemoteOAuthStorage({
baseUrl: remoteBaseUrl!,
storeId: "oauth",
authToken: remoteAuthToken!,
});
const oauthConfig = createTestOAuthConfig({
mode: "static",
clientId: staticClientId,
clientSecret: staticClientSecret,
redirectUrl: testRedirectUrl,
});
const clientConfig: InspectorClientOptions = {
environment: {
transport: createTransport,
fetch: remoteFetch,
oauth: {
storage: remoteStorage,
navigation: new ConsoleNavigation(),
redirectUrlProvider: oauthConfig.redirectUrlProvider,
},
},
oauth: {
clientId: oauthConfig.clientId,
clientSecret: oauthConfig.clientSecret,
clientMetadataUrl: oauthConfig.clientMetadataUrl,
scope: oauthConfig.scope,
},
};
client = new InspectorClient(
{
type: transport.clientType,
url: `${serverUrl}${transport.endpoint}`,
} as MCPServerConfig,
clientConfig,
);
const authUrl = await client.runGuidedAuth();
if (!authUrl) throw new Error("Expected authorization URL");
expect(authUrl.href).toContain("/oauth/authorize");
const authCode = await completeOAuthAuthorization(authUrl);
await client.completeOAuthFlow(authCode);
await client.connect();
// Verify tokens are stored
const tokens = await client.getOAuthTokens();
expect(tokens).toBeDefined();
expect(tokens?.access_token).toBeDefined();
expect(tokens?.token_type).toBe("Bearer");
// Connection should now be successful
expect(client.getStatus()).toBe("connected");
});
it("should persist OAuth state and reload on new client instance", async () => {
await setupRemoteServer();
const staticClientId = "test-static-client-reload";
const staticClientSecret = "test-static-secret-reload";
const serverConfig = {
...getDefaultServerConfig(),
serverType: transport.serverType,
...createOAuthTestServerConfig({
requireAuth: true,
staticClients: [
{
clientId: staticClientId,
clientSecret: staticClientSecret,
redirectUris: [testRedirectUrl],
},
],
}),
};
mcpServer = new TestServerHttp(serverConfig);
const port = await mcpServer.start();
const serverUrl = `http://localhost:${port}`;
await waitForOAuthWellKnown(serverUrl);
const createTransport = createRemoteTransport({
baseUrl: remoteBaseUrl!,
authToken: remoteAuthToken!,
});
const remoteFetch = createRemoteFetch({
baseUrl: remoteBaseUrl!,
authToken: remoteAuthToken!,
});
const remoteStorage = new RemoteOAuthStorage({
baseUrl: remoteBaseUrl!,
storeId: "oauth",
authToken: remoteAuthToken!,
});
// First client: complete OAuth flow
const oauthConfig1 = createTestOAuthConfig({
mode: "static",
clientId: staticClientId,
clientSecret: staticClientSecret,
redirectUrl: testRedirectUrl,
});
const clientConfig1: InspectorClientOptions = {
environment: {
transport: createTransport,
fetch: remoteFetch,
oauth: {
storage: remoteStorage,
navigation: oauthConfig1.navigation,
redirectUrlProvider: oauthConfig1.redirectUrlProvider,
},
},
oauth: {
clientId: oauthConfig1.clientId,
clientSecret: oauthConfig1.clientSecret,
clientMetadataUrl: oauthConfig1.clientMetadataUrl,
scope: oauthConfig1.scope,
},
};
const client1 = new InspectorClient(
{
type: transport.clientType,
url: `${serverUrl}${transport.endpoint}`,
} as MCPServerConfig,
clientConfig1,
);
const authUrl = await client1.runGuidedAuth();
if (!authUrl) throw new Error("Expected authorization URL");
const authCode = await completeOAuthAuthorization(authUrl);
await client1.completeOAuthFlow(authCode);
await client1.connect();
const tokens1 = await client1.getOAuthTokens();
expect(tokens1).toBeDefined();
await client1.disconnect();
// Wait until remote server has persisted state before creating second client
await waitForRemoteStore(
remoteBaseUrl!,
"oauth",
remoteAuthToken!,
(body) => {
const b = body as {
state?: {
servers?: Record<
string,
{ tokens?: { access_token?: string } }
>;
};
};
return !!(
b?.state?.servers &&
Object.values(b.state.servers).some(
(s) => s?.tokens?.access_token,
)
);
},
);
// Second client: should load persisted state
const remoteStorage2 = new RemoteOAuthStorage({
baseUrl: remoteBaseUrl!,
storeId: "oauth",
authToken: remoteAuthToken!,
});
const oauthConfig2 = createTestOAuthConfig({
mode: "static",
clientId: staticClientId,
clientSecret: staticClientSecret,
redirectUrl: testRedirectUrl,
});
const clientConfig2: InspectorClientOptions = {
environment: {
transport: createTransport,
fetch: remoteFetch,
oauth: {
storage: remoteStorage2,
navigation: oauthConfig2.navigation,
redirectUrlProvider: oauthConfig2.redirectUrlProvider,
},
},
oauth: {
clientId: oauthConfig2.clientId,
clientSecret: oauthConfig2.clientSecret,
clientMetadataUrl: oauthConfig2.clientMetadataUrl,
scope: oauthConfig2.scope,
},
};
client = new InspectorClient(
{
type: transport.clientType,
url: `${serverUrl}${transport.endpoint}`,
} as MCPServerConfig,
clientConfig2,
);
// Wait for storage to hydrate and tokens to be available
await vi.waitFor(
async () => {
const tokens = await client.getOAuthTokens();
if (!tokens) {
throw new Error("Tokens not yet loaded from storage");
}
return tokens;
},
{ timeout: 2000, interval: 50 },
);
// Should be able to connect without re-authenticating
await client.connect();
expect(client.getStatus()).toBe("connected");
// Tokens should be loaded from remote storage
const tokens2 = await client.getOAuthTokens();
expect(tokens2).toBeDefined();
expect(tokens2?.access_token).toBe(tokens1?.access_token);
});
},
);
describe.each(transports)(
"DCR (Dynamic Client Registration) Mode ($name)",
(transport) => {
it("should register client and complete OAuth flow using remote storage", async () => {
await setupRemoteServer();
const serverConfig = {
...getDefaultServerConfig(),
serverType: transport.serverType,
...createOAuthTestServerConfig({
requireAuth: true,
supportDCR: true,
}),
};
mcpServer = new TestServerHttp(serverConfig);
const port = await mcpServer.start();
const serverUrl = `http://localhost:${port}`;
await waitForOAuthWellKnown(serverUrl);
const createTransport = createRemoteTransport({
baseUrl: remoteBaseUrl!,
authToken: remoteAuthToken!,
});
const remoteFetch = createRemoteFetch({
baseUrl: remoteBaseUrl!,
authToken: remoteAuthToken!,
});
const remoteStorage = new RemoteOAuthStorage({
baseUrl: remoteBaseUrl!,
storeId: "oauth",
authToken: remoteAuthToken!,
});
const oauthConfig = createTestOAuthConfig({
mode: "dcr",
redirectUrl: testRedirectUrl,
});
const clientConfig: InspectorClientOptions = {
environment: {
transport: createTransport,
fetch: remoteFetch,
oauth: {
storage: remoteStorage,
navigation: new ConsoleNavigation(),
redirectUrlProvider: oauthConfig.redirectUrlProvider,
},
},
oauth: {
clientId: oauthConfig.clientId,
clientSecret: oauthConfig.clientSecret,
clientMetadataUrl: oauthConfig.clientMetadataUrl,
scope: oauthConfig.scope,
},
};
client = new InspectorClient(
{
type: transport.clientType,
url: `${serverUrl}${transport.endpoint}`,
} as MCPServerConfig,
clientConfig,
);
const authUrl = await client.runGuidedAuth();
if (!authUrl) throw new Error("Expected authorization URL");
expect(authUrl.href).toContain("/oauth/authorize");
const authCode = await completeOAuthAuthorization(authUrl);
await client.completeOAuthFlow(authCode);
await client.connect();
// Verify tokens are stored
const tokens = await client.getOAuthTokens();
expect(tokens).toBeDefined();
expect(tokens?.access_token).toBeDefined();
expect(client.getStatus()).toBe("connected");
});
},
);
});

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import {
describe,
it,
expect,
beforeEach,
afterEach,
afterAll,
vi,
} from "vitest";
import * as path from "node:path";
import * as os from "node:os";
import * as fs from "node:fs/promises";
import { InspectorClient } from "@inspector/core/mcp/inspectorClient.js";
import { FetchRequestLogState } from "@inspector/core/mcp/state/index.js";
import { createTransportNode } from "@inspector/core/mcp/node/transport.js";
import type { MCPServerConfig } from "@inspector/core/mcp/types.js";
import { NodeOAuthStorage } from "@inspector/core/auth/node/storage-node.js";
import {
TestServerHttp,
waitForEvent,
getDefaultServerConfig,
createOAuthTestServerConfig,
clearOAuthTestData,
} from "@modelcontextprotocol/inspector-test-server";
import {
createOAuthClientConfig,
completeOAuthAuthorization,
} from "../helpers/oauth-client-fixtures.js";
import type { InspectorClientOptions } from "@inspector/core/mcp/inspectorClient.js";
const oauthTestStatePath = path.join(
os.tmpdir(),
`mcp-oauth-${process.pid}-inspectorClient-oauth.json`,
);
function createTestOAuthConfig(
options: Parameters<typeof createOAuthClientConfig>[0],
) {
return {
...createOAuthClientConfig(options),
storage: new NodeOAuthStorage(oauthTestStatePath),
};
}
describe("InspectorClient OAuth", () => {
let client: InspectorClient;
afterAll(async () => {
try {
await fs.unlink(oauthTestStatePath);
} catch {
// Ignore if file does not exist or already removed
}
});
beforeEach(() => {
vi.spyOn(console, "log").mockImplementation(() => {});
// Create client with HTTP transport (OAuth only works with HTTP transports)
const config: MCPServerConfig = {
type: "sse",
url: "http://localhost:3000/sse",
};
client = new InspectorClient(config, {
environment: { transport: createTransportNode },
});
});
afterEach(async () => {
if (client) {
try {
await client.disconnect();
} catch {
// Ignore disconnect errors
}
}
vi.restoreAllMocks();
});
describe("OAuth Configuration", () => {
it("should set OAuth configuration", () => {
const oauthConfig = createTestOAuthConfig({
mode: "static",
clientId: "test-client-id",
clientSecret: "test-secret",
redirectUrl: "http://localhost:3000/callback",
scope: "read write",
});
client = new InspectorClient(
{ type: "sse", url: "http://localhost:3000/sse" },
{
environment: {
transport: createTransportNode,
oauth: {
storage: oauthConfig.storage,
navigation: oauthConfig.navigation,
redirectUrlProvider: oauthConfig.redirectUrlProvider,
},
},
oauth: {
clientId: oauthConfig.clientId,
clientSecret: oauthConfig.clientSecret,
clientMetadataUrl: oauthConfig.clientMetadataUrl,
scope: oauthConfig.scope,
},
},
);
// Configuration should be set (no error thrown)
expect(client).toBeDefined();
});
it("should set OAuth configuration with clientMetadataUrl for CIMD", () => {
const oauthConfig = createTestOAuthConfig({
mode: "cimd",
clientMetadataUrl: "https://example.com/client-metadata.json",
redirectUrl: "http://localhost:3000/callback",
scope: "read write",
});
client = new InspectorClient(
{ type: "sse", url: "http://localhost:3000/sse" },
{
environment: {
transport: createTransportNode,
oauth: {
storage: oauthConfig.storage,
navigation: oauthConfig.navigation,
redirectUrlProvider: oauthConfig.redirectUrlProvider,
},
},
oauth: {
clientId: oauthConfig.clientId,
clientSecret: oauthConfig.clientSecret,
clientMetadataUrl: oauthConfig.clientMetadataUrl,
scope: oauthConfig.scope,
},
},
);
expect(client).toBeDefined();
});
});
describe("OAuth Token Management", () => {
beforeEach(() => {
const oauthConfig = createTestOAuthConfig({
mode: "static",
clientId: "test-client-id",
redirectUrl: "http://localhost:3000/callback",
});
client = new InspectorClient(
{ type: "sse", url: "http://localhost:3000/sse" },
{
environment: {
transport: createTransportNode,
oauth: {
storage: oauthConfig.storage,
navigation: oauthConfig.navigation,
redirectUrlProvider: oauthConfig.redirectUrlProvider,
},
},
oauth: {
clientId: oauthConfig.clientId,
clientSecret: oauthConfig.clientSecret,
clientMetadataUrl: oauthConfig.clientMetadataUrl,
scope: oauthConfig.scope,
},
},
);
});
it("should return undefined tokens when not authorized", async () => {
const tokens = await client.getOAuthTokens();
expect(tokens).toBeUndefined();
});
it("should clear OAuth tokens", () => {
client.clearOAuthTokens();
// Should not throw
expect(client).toBeDefined();
});
it("should return false for isOAuthAuthorized when not authorized", async () => {
const isAuthorized = await client.isOAuthAuthorized();
expect(isAuthorized).toBe(false);
});
});
describe("OAuth fetch tracking", () => {
let testServer: TestServerHttp;
const testRedirectUrl = "http://localhost:3001/oauth/callback";
beforeEach(() => {
clearOAuthTestData();
});
afterEach(async () => {
if (testServer) {
await testServer.stop();
}
});
it("should track auth fetches with category 'auth' during guided auth", async () => {
const staticClientId = "test-auth-fetch-client";
const staticClientSecret = "test-auth-fetch-secret";
const serverConfig = {
...getDefaultServerConfig(),
serverType: "sse" as const,
...createOAuthTestServerConfig({
requireAuth: false,
supportDCR: true,
staticClients: [
{
clientId: staticClientId,
clientSecret: staticClientSecret,
redirectUris: [testRedirectUrl],
},
],
}),
};
testServer = new TestServerHttp(serverConfig);
const port = await testServer.start();
const serverUrl = `http://localhost:${port}`;
const oauthConfig = createTestOAuthConfig({
mode: "static",
clientId: staticClientId,
clientSecret: staticClientSecret,
redirectUrl: testRedirectUrl,
});
const testClient = new InspectorClient(
{
type: "sse",
url: `${serverUrl}/sse`,
} as MCPServerConfig,
{
environment: {
transport: createTransportNode,
oauth: {
storage: oauthConfig.storage,
navigation: oauthConfig.navigation,
redirectUrlProvider: oauthConfig.redirectUrlProvider,
},
},
oauth: {
clientId: oauthConfig.clientId,
clientSecret: oauthConfig.clientSecret,
clientMetadataUrl: oauthConfig.clientMetadataUrl,
scope: oauthConfig.scope,
},
},
);
const fetchRequestLogState = new FetchRequestLogState(testClient);
// beginGuidedAuth runs metadata_discovery, client_registration, authorization_redirect
// (stops at authorization_code awaiting user). Produces auth fetches only (no connect yet).
await testClient.beginGuidedAuth();
const fetchRequests = fetchRequestLogState.getFetchRequests();
const authFetches = fetchRequests.filter(
(req) => req.category === "auth",
);
expect(authFetches.length).toBeGreaterThan(0);
const hasOAuthUrls = authFetches.some(
(req) =>
req.url.includes("well-known") ||
req.url.includes("/oauth/") ||
req.url.includes("token"),
);
expect(hasOAuthUrls).toBe(true);
fetchRequestLogState.destroy();
await testClient.disconnect();
});
});
describe("OAuth Events", () => {
let testServer: TestServerHttp;
const testRedirectUrl = "http://localhost:3001/oauth/callback";
beforeEach(() => {
clearOAuthTestData();
});
afterEach(async () => {
if (testServer) {
await testServer.stop();
}
});
it("should dispatch oauthAuthorizationRequired event", async () => {
const staticClientId = "test-event-client";
const staticClientSecret = "test-event-secret";
// Create test server with OAuth enabled and DCR support (for authenticate() normal mode)
const serverConfig = {
...getDefaultServerConfig(),
serverType: "sse" as const,
...createOAuthTestServerConfig({
requireAuth: false, // Don't require auth for this test
supportDCR: true, // Enable DCR so authenticate() can work
staticClients: [
{
clientId: staticClientId,
clientSecret: staticClientSecret,
redirectUris: [testRedirectUrl],
},
],
}),
};
testServer = new TestServerHttp(serverConfig);
const port = await testServer.start();
const serverUrl = `http://localhost:${port}`;
// Create client with OAuth config pointing to test server
const oauthConfig = createTestOAuthConfig({
mode: "static",
clientId: staticClientId,
clientSecret: staticClientSecret,
redirectUrl: testRedirectUrl,
});
const clientConfig: InspectorClientOptions = {
environment: {
transport: createTransportNode,
oauth: {
storage: oauthConfig.storage,
navigation: oauthConfig.navigation,
redirectUrlProvider: oauthConfig.redirectUrlProvider,
},
},
oauth: {
clientId: oauthConfig.clientId,
clientSecret: oauthConfig.clientSecret,
clientMetadataUrl: oauthConfig.clientMetadataUrl,
scope: oauthConfig.scope,
},
};
const testClient = new InspectorClient(
{
type: "sse",
url: `${serverUrl}/sse`,
} as MCPServerConfig,
clientConfig,
);
testClient.authenticate().catch(() => {});
const detail = await waitForEvent<{ url: URL }>(
testClient,
"oauthAuthorizationRequired",
{ timeout: 5000 },
);
expect(detail).toHaveProperty("url");
expect(detail.url).toBeInstanceOf(URL);
expect(detail.url.href).toContain("/oauth/authorize");
await testClient.disconnect();
});
it("should dispatch oauthError event when OAuth flow fails", async () => {
// Create a minimal test server just for metadata discovery
const serverConfig = {
...getDefaultServerConfig(),
serverType: "sse" as const,
...createOAuthTestServerConfig({
requireAuth: false,
supportDCR: true,
}),
};
testServer = new TestServerHttp(serverConfig);
const port = await testServer.start();
const serverUrl = `http://localhost:${port}`;
const oauthConfig = createTestOAuthConfig({
mode: "static",
clientId: "test-error-client",
clientSecret: "test-error-secret",
redirectUrl: testRedirectUrl,
});
const clientConfig: InspectorClientOptions = {
environment: {
transport: createTransportNode,
oauth: {
storage: oauthConfig.storage,
navigation: oauthConfig.navigation,
redirectUrlProvider: oauthConfig.redirectUrlProvider,
},
},
oauth: {
clientId: oauthConfig.clientId,
clientSecret: oauthConfig.clientSecret,
clientMetadataUrl: oauthConfig.clientMetadataUrl,
scope: oauthConfig.scope,
},
};
const testClient = new InspectorClient(
{
type: "sse",
url: `${serverUrl}/sse`,
} as MCPServerConfig,
clientConfig,
);
testClient.completeOAuthFlow("invalid-test-code").catch(() => {});
const detail = await waitForEvent<{ error: Error }>(
testClient,
"oauthError",
{
timeout: 3000,
},
);
expect(detail).toHaveProperty("error");
expect(detail.error).toBeInstanceOf(Error);
await testClient.disconnect();
});
});
describe("Token Injection in HTTP Transports", () => {
let testServer: TestServerHttp;
const testRedirectUrl = "http://localhost:3001/oauth/callback";
beforeEach(() => {
clearOAuthTestData();
});
afterEach(async () => {
if (testServer) {
await testServer.stop();
}
});
it("should inject Bearer token in HTTP requests when OAuth is configured", async () => {
const staticClientId = "test-token-injection-client";
const staticClientSecret = "test-token-injection-secret";
// Create test server with OAuth enabled and auth required
const serverConfig = {
...getDefaultServerConfig(),
serverType: "sse" as const,
...createOAuthTestServerConfig({
requireAuth: true,
supportDCR: true,
staticClients: [
{
clientId: staticClientId,
clientSecret: staticClientSecret,
redirectUris: [testRedirectUrl],
},
],
}),
};
testServer = new TestServerHttp(serverConfig);
const port = await testServer.start();
const serverUrl = `http://localhost:${port}`;
const oauthConfig = createTestOAuthConfig({
mode: "static",
clientId: staticClientId,
clientSecret: staticClientSecret,
redirectUrl: testRedirectUrl,
});
const clientConfig: InspectorClientOptions = {
environment: {
transport: createTransportNode,
oauth: {
storage: oauthConfig.storage,
navigation: oauthConfig.navigation,
redirectUrlProvider: oauthConfig.redirectUrlProvider,
},
},
oauth: {
clientId: oauthConfig.clientId,
clientSecret: oauthConfig.clientSecret,
clientMetadataUrl: oauthConfig.clientMetadataUrl,
scope: oauthConfig.scope,
},
};
const testClient = new InspectorClient(
{
type: "sse",
url: `${serverUrl}/sse`,
} as MCPServerConfig,
clientConfig,
);
const fetchRequestLogState = new FetchRequestLogState(testClient);
// Auth-provider flow: authenticate first, complete OAuth, then connect.
// connect() creates transport with authProvider; tokens are already in storage.
const authorizationUrl = await testClient.authenticate();
const authCode = await completeOAuthAuthorization(authorizationUrl);
await testClient.completeOAuthFlow(authCode);
await testClient.connect();
const tokens = await testClient.getOAuthTokens();
expect(tokens).toBeDefined();
expect(tokens?.access_token).toBeDefined();
// listTools() succeeds only if authProvider injects Bearer token
const toolsResult = await testClient.listTools();
expect(toolsResult).toBeDefined();
const fetchRequests = fetchRequestLogState.getFetchRequests();
expect(fetchRequests.length).toBeGreaterThan(0);
// Auth fetches (discovery, token exchange) should have category 'auth'
const authFetches = fetchRequests.filter(
(req) => req.category === "auth",
);
expect(authFetches.length).toBeGreaterThan(0);
const oauthFetches = authFetches.filter(
(req) =>
req.url.includes("well-known") ||
req.url.includes("/oauth/") ||
req.url.includes("/token"),
);
expect(oauthFetches.length).toBeGreaterThan(0);
// Transport fetches (SSE, MCP) should have category 'transport'
const transportFetches = fetchRequests.filter(
(req) => req.category === "transport",
);
expect(transportFetches.length).toBeGreaterThan(0);
const mcpPostRequests = transportFetches.filter(
(req) =>
req.method === "POST" &&
(req.url.includes("/sse") || req.url.includes("/mcp")) &&
!req.url.includes("/oauth"),
);
if (mcpPostRequests.length > 0) {
const hasAuthHeader = mcpPostRequests.some((req) => {
const authHeader =
req.requestHeaders?.["Authorization"] ||
req.requestHeaders?.["authorization"];
return authHeader && authHeader.startsWith("Bearer ");
});
if (hasAuthHeader) {
expect(hasAuthHeader).toBe(true);
}
}
await testClient.disconnect();
});
});
});

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import { describe, it, expect } from "vitest";
import { getServerType } from "@inspector/core/mcp/config.js";
import { createTransportNode } from "@inspector/core/mcp/node/transport.js";
import type {
MCPServerConfig,
FetchRequestEntryBase,
} from "@inspector/core/mcp/types.js";
import {
createTestServerHttp,
createEchoTool,
createTestServerInfo,
} from "@modelcontextprotocol/inspector-test-server";
import { Client } from "@modelcontextprotocol/sdk/client/index.js";
describe("Transport", () => {
describe("getServerType", () => {
it("should return stdio for stdio config", () => {
const config: MCPServerConfig = {
type: "stdio",
command: "echo",
args: ["hello"],
};
expect(getServerType(config)).toBe("stdio");
});
it("should return sse for sse config", () => {
const config: MCPServerConfig = {
type: "sse",
url: "http://localhost:3000/sse",
};
expect(getServerType(config)).toBe("sse");
});
it("should return streamable-http for streamable-http config", () => {
const config: MCPServerConfig = {
type: "streamable-http",
url: "http://localhost:3000/mcp",
};
expect(getServerType(config)).toBe("streamable-http");
});
it("should default to stdio when type is not present", () => {
const config: MCPServerConfig = {
command: "echo",
args: ["hello"],
};
expect(getServerType(config)).toBe("stdio");
});
it("should throw error for invalid type", () => {
const config = {
type: "invalid",
command: "echo",
} as unknown as MCPServerConfig;
expect(() => getServerType(config)).toThrow();
});
});
describe("createTransport", () => {
it("should create stdio transport", () => {
const config: MCPServerConfig = {
type: "stdio",
command: "echo",
args: ["hello"],
};
const result = createTransportNode(config);
expect(result.transport).toBeDefined();
});
it("should create SSE transport", () => {
const config: MCPServerConfig = {
type: "sse",
url: "http://localhost:3000/sse",
};
const result = createTransportNode(config);
expect(result.transport).toBeDefined();
});
it("should create streamable-http transport", () => {
const config: MCPServerConfig = {
type: "streamable-http",
url: "http://localhost:3000/mcp",
};
const result = createTransportNode(config);
expect(result.transport).toBeDefined();
});
it("should call onFetchRequest callback for SSE transport", async () => {
const server = createTestServerHttp({
serverInfo: createTestServerInfo(),
tools: [createEchoTool()],
serverType: "sse",
});
try {
await server.start();
const config: MCPServerConfig = {
type: "sse",
url: server.url,
};
const fetchRequests: FetchRequestEntryBase[] = [];
const result = createTransportNode(config, {
onFetchRequest: (entry) => {
fetchRequests.push(entry);
},
});
expect(result.transport).toBeDefined();
// Actually connect and make a request to verify fetch tracking works
const client = new Client(
{
name: "test-client",
version: "1.0.0",
},
{
capabilities: {},
},
);
await client.connect(result.transport);
await client.listTools();
await client.close();
// Verify fetch requests were tracked
expect(fetchRequests.length).toBeGreaterThan(0);
// SSE uses GET for the initial connection
const getRequest = fetchRequests.find((r) => r.method === "GET");
expect(getRequest).toBeDefined();
if (getRequest) {
expect(getRequest.url).toContain("/sse");
expect(getRequest.requestHeaders).toBeDefined();
}
} finally {
await server.stop();
}
});
it("should call onFetchRequest callback for streamable-http transport", async () => {
const server = createTestServerHttp({
serverInfo: createTestServerInfo(),
tools: [createEchoTool()],
serverType: "streamable-http",
});
try {
await server.start();
const config: MCPServerConfig = {
type: "streamable-http",
url: server.url,
};
const fetchRequests: FetchRequestEntryBase[] = [];
const result = createTransportNode(config, {
onFetchRequest: (entry) => {
fetchRequests.push(entry);
},
});
expect(result.transport).toBeDefined();
// Actually connect and make a request to verify fetch tracking works
const client = new Client(
{
name: "test-client",
version: "1.0.0",
},
{
capabilities: {},
},
);
await client.connect(result.transport);
await client.listTools();
await client.close();
// Verify fetch requests were tracked
expect(fetchRequests.length).toBeGreaterThan(0);
const request = fetchRequests[0];
expect(request).toBeDefined();
expect(request.url).toContain("/mcp");
expect(request.method).toBe("POST");
expect(request.requestHeaders).toBeDefined();
expect(request.responseStatus).toBeDefined();
expect(request.responseHeaders).toBeDefined();
expect(request.duration).toBeDefined();
} finally {
await server.stop();
}
});
});
});

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import { describe, it, expect } from "vitest";
import { createRemoteApp } from "@inspector/core/mcp/remote/node/server.js";
describe("createRemoteApp GET /api/config", () => {
it("includes sandboxUrl in response when option is set", async () => {
const sandboxUrl = "http://localhost:9123/sandbox";
const { app } = createRemoteApp({
dangerouslyOmitAuth: true,
allowedOrigins: ["http://127.0.0.1:6274"],
sandboxUrl,
initialConfig: { defaultEnvironment: {} },
});
const res = await app.request(new Request("http://test/api/config"));
expect(res.status).toBe(200);
const data = (await res.json()) as { sandboxUrl?: string };
expect(data.sandboxUrl).toBe(sandboxUrl);
});
it("omits sandboxUrl when option is not set", async () => {
const { app } = createRemoteApp({
dangerouslyOmitAuth: true,
allowedOrigins: ["http://127.0.0.1:6274"],
initialConfig: { defaultEnvironment: {} },
});
const res = await app.request(new Request("http://test/api/config"));
expect(res.status).toBe(200);
const data = (await res.json()) as { sandboxUrl?: string };
expect(data).not.toHaveProperty("sandboxUrl");
});
it("uses initialConfig when provided instead of env", async () => {
const { app } = createRemoteApp({
dangerouslyOmitAuth: true,
allowedOrigins: ["http://127.0.0.1:6274"],
initialConfig: {
defaultCommand: "my-server",
defaultArgs: ["--foo"],
defaultTransport: "stdio",
defaultCwd: "/tmp",
defaultEnvironment: { PATH: "/usr/bin" },
},
});
const res = await app.request(new Request("http://test/api/config"));
expect(res.status).toBe(200);
const data = (await res.json()) as {
defaultCommand?: string;
defaultArgs?: string[];
defaultTransport?: string;
defaultCwd?: string;
defaultEnvironment?: Record<string, string>;
};
expect(data.defaultCommand).toBe("my-server");
expect(data.defaultArgs).toEqual(["--foo"]);
expect(data.defaultTransport).toBe("stdio");
expect(data.defaultCwd).toBe("/tmp");
expect(data.defaultEnvironment).toEqual({ PATH: "/usr/bin" });
});
});

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/**
* Tests for storage adapters (file, remote).
*/
import { describe, it, expect, afterEach, vi } from "vitest";
import { waitForRemoteStore } from "@modelcontextprotocol/inspector-test-server";
import { mkdtempSync, readFileSync, rmSync, existsSync } from "node:fs";
import { tmpdir } from "node:os";
import { join } from "node:path";
import { serve } from "@hono/node-server";
import type { ServerType } from "@hono/node-server";
import { createFileStorageAdapter } from "@inspector/core/storage/adapters/file-storage.js";
import { createRemoteStorageAdapter } from "@inspector/core/storage/adapters/remote-storage.js";
import { createOAuthStore } from "@inspector/core/auth/store.js";
import { createRemoteApp } from "@inspector/core/mcp/remote/node/server.js";
interface StartRemoteServerOptions {
storageDir?: string;
}
async function startRemoteServer(
port: number,
options: StartRemoteServerOptions = {},
): Promise<{
baseUrl: string;
server: ServerType;
authToken: string;
}> {
const { app, authToken } = createRemoteApp({
storageDir: options.storageDir,
initialConfig: { defaultEnvironment: {} },
});
return new Promise((resolve, reject) => {
const server = serve(
{ fetch: app.fetch, port, hostname: "127.0.0.1" },
(info) => {
const actualPort =
info && typeof info === "object" && "port" in info
? (info as { port: number }).port
: port;
resolve({
baseUrl: `http://127.0.0.1:${actualPort}`,
server,
authToken,
});
},
);
server.on("error", reject);
});
}
describe("Storage adapters", () => {
describe("createRemoteStorageAdapter (unit, mocked fetch)", () => {
function makeAdapter(fetchFn: typeof fetch, authToken?: string) {
return createRemoteStorageAdapter({
baseUrl: "http://remote.example/",
storeId: "test",
fetchFn,
authToken,
})!;
}
it("getItem returns null on 404 and parses stored blob otherwise", async () => {
const fetchFn = vi
.fn<typeof fetch>()
.mockResolvedValueOnce(new Response("not found", { status: 404 }))
.mockResolvedValueOnce(
new Response(JSON.stringify({ state: { hi: 1 }, version: 0 })),
)
.mockResolvedValueOnce(new Response("{}"));
const adapter = makeAdapter(fetchFn as typeof fetch);
expect(await adapter.getItem("anything")).toBeNull();
const blob = await adapter.getItem("anything");
expect(blob).toBeTruthy();
// Empty object response → treated as "not initialized" → null.
expect(await adapter.getItem("anything")).toBeNull();
});
it("getItem throws on non-404 error responses", async () => {
const fetchFn = vi
.fn<typeof fetch>()
.mockResolvedValueOnce(new Response("boom", { status: 500 }));
const adapter = makeAdapter(fetchFn as typeof fetch);
await expect(adapter.getItem("x")).rejects.toThrow(/500/);
});
it("setItem throws when the POST fails", async () => {
const fetchFn = vi
.fn<typeof fetch>()
.mockResolvedValueOnce(new Response("nope", { status: 500 }));
const adapter = makeAdapter(fetchFn as typeof fetch);
await expect(
adapter.setItem("name", { state: { a: 1 }, version: 0 }),
).rejects.toThrow(/500/);
});
it("removeItem tolerates 404 but rethrows on other failures", async () => {
const fetchFn = vi
.fn<typeof fetch>()
.mockResolvedValueOnce(new Response(null, { status: 204 }))
.mockResolvedValueOnce(new Response(null, { status: 404 }))
.mockResolvedValueOnce(new Response("boom", { status: 500 }));
const adapter = makeAdapter(fetchFn as typeof fetch);
await expect(adapter.removeItem("x")).resolves.toBeUndefined();
await expect(adapter.removeItem("x")).resolves.toBeUndefined();
await expect(adapter.removeItem("x")).rejects.toThrow(/500/);
});
it("sends the x-mcp-remote-auth header on all three verbs when authToken is set", async () => {
const fetchFn = vi
.fn<typeof fetch>()
.mockResolvedValue(new Response("{}"));
const adapter = makeAdapter(fetchFn as typeof fetch, "secret");
await adapter.getItem("x");
await adapter.setItem("x", { state: {}, version: 0 });
await adapter.removeItem("x");
for (const call of fetchFn.mock.calls) {
const headers = call[1]?.headers as Record<string, string> | undefined;
expect(headers?.["x-mcp-remote-auth"]).toBe("Bearer secret");
}
});
});
describe("FileStorageAdapter", () => {
let tempDir: string | null = null;
afterEach(() => {
if (tempDir) {
try {
rmSync(tempDir, { recursive: true });
} catch {
// Ignore cleanup errors
}
tempDir = null;
}
});
it("creates store and persists state", async () => {
tempDir = mkdtempSync(join(tmpdir(), "inspector-storage-test-"));
const filePath = join(tempDir!, "test-store.json");
const storage = createFileStorageAdapter({ filePath });
const store = createOAuthStore(storage);
// Set some state
store.getState().setServerState("https://example.com", {
tokens: { access_token: "test-token", token_type: "Bearer" },
});
// Wait for persistence (Zustand persist is async; poll for file so we don't race with cleanup)
await vi.waitFor(
() => {
expect(existsSync(filePath)).toBe(true);
},
{ timeout: 2000, interval: 20 },
);
const fileContent = readFileSync(filePath, "utf-8");
const parsed = JSON.parse(fileContent);
expect(parsed.state.servers["https://example.com"].tokens).toEqual({
access_token: "test-token",
token_type: "Bearer",
});
});
it("loads persisted state on initialization", async () => {
tempDir = mkdtempSync(join(tmpdir(), "inspector-storage-test-"));
const filePath = join(tempDir!, "test-store.json");
// Create initial store and persist
const storage1 = createFileStorageAdapter({ filePath });
const store1 = createOAuthStore(storage1);
store1.getState().setServerState("https://example.com", {
tokens: { access_token: "initial-token", token_type: "Bearer" },
});
await vi.waitFor(
() => {
expect(existsSync(filePath)).toBe(true);
},
{ timeout: 2000, interval: 20 },
);
// Create new store instance (should load persisted state)
const storage2 = createFileStorageAdapter({ filePath });
const store2 = createOAuthStore(storage2);
await new Promise((resolve) => setTimeout(resolve, 100));
const state = store2.getState().getServerState("https://example.com");
expect(state.tokens).toEqual({
access_token: "initial-token",
token_type: "Bearer",
});
});
it("handles empty state after clear", async () => {
tempDir = mkdtempSync(join(tmpdir(), "inspector-storage-test-"));
const filePath = join(tempDir!, "test-store.json");
const storage = createFileStorageAdapter({ filePath });
const store = createOAuthStore(storage);
// Set state and persist
store.getState().setServerState("https://example.com", {
tokens: { access_token: "test-token", token_type: "Bearer" },
});
await new Promise((resolve) => setTimeout(resolve, 100));
expect(existsSync(filePath)).toBe(true);
// Clear all servers (this will persist empty state)
const state = store.getState();
const urls = Object.keys(state.servers);
for (const url of urls) {
state.clearServerState(url);
}
await new Promise((resolve) => setTimeout(resolve, 100));
// Verify file still exists but with empty servers
expect(existsSync(filePath)).toBe(true);
const fileContent = readFileSync(filePath, "utf-8");
const parsed = JSON.parse(fileContent);
expect(Object.keys(parsed.state.servers).length).toBe(0);
});
it("removeItem deletes the underlying file", async () => {
tempDir = mkdtempSync(join(tmpdir(), "inspector-storage-test-"));
const filePath = join(tempDir!, "test-store.json");
const storage = createFileStorageAdapter({ filePath });
// createJSONStorage returns a PersistStorage<S> wrapper that delegates to
// our adapter's removeItem callback (line 25 of file-storage.ts).
const store = createOAuthStore(storage);
store.getState().setServerState("https://example.com", {
tokens: { access_token: "t", token_type: "Bearer" },
});
await vi.waitFor(() => expect(existsSync(filePath)).toBe(true), {
timeout: 2000,
interval: 20,
});
await storage!.removeItem("inspector-oauth-store");
expect(existsSync(filePath)).toBe(false);
});
});
describe("RemoteStorageAdapter", () => {
let remoteServer: ServerType | null = null;
let tempDir: string | null = null;
afterEach(async () => {
if (remoteServer) {
await new Promise<void>((resolve, reject) => {
remoteServer!.close((err) => (err ? reject(err) : resolve()));
});
remoteServer = null;
}
if (tempDir) {
try {
rmSync(tempDir, { recursive: true });
} catch {
// Ignore cleanup errors
}
tempDir = null;
}
});
it("creates store and persists state via HTTP", async () => {
tempDir = mkdtempSync(join(tmpdir(), "inspector-storage-test-"));
const { baseUrl, server, authToken } = await startRemoteServer(0, {
storageDir: tempDir,
});
remoteServer = server;
const storage = createRemoteStorageAdapter({
baseUrl,
storeId: "test-store",
authToken,
});
const store = createOAuthStore(storage);
// Set some state
store.getState().setServerState("https://example.com", {
tokens: { access_token: "test-token", token_type: "Bearer" },
});
await waitForRemoteStore(baseUrl, "test-store", authToken, (body) => {
const d = body as {
state?: {
servers?: Record<string, { tokens?: { access_token?: string } }>;
};
};
return (
d?.state?.servers?.["https://example.com"]?.tokens?.access_token ===
"test-token"
);
});
// Verify via API
const res = await fetch(`${baseUrl}/api/storage/test-store`, {
method: "GET",
headers: {
"x-mcp-remote-auth": `Bearer ${authToken}`,
},
});
expect(res.status).toBe(200);
const storeData = await res.json();
expect(storeData.state.servers["https://example.com"].tokens).toEqual({
access_token: "test-token",
token_type: "Bearer",
});
});
it("loads persisted state on initialization", async () => {
tempDir = mkdtempSync(join(tmpdir(), "inspector-storage-test-"));
const { baseUrl, server, authToken } = await startRemoteServer(0, {
storageDir: tempDir,
});
remoteServer = server;
// Create initial store and persist
const storage1 = createRemoteStorageAdapter({
baseUrl,
storeId: "test-store",
authToken,
});
const store1 = createOAuthStore(storage1);
store1.getState().setServerState("https://example.com", {
tokens: { access_token: "initial-token", token_type: "Bearer" },
});
await waitForRemoteStore(baseUrl, "test-store", authToken, (body) => {
const d = body as {
state?: {
servers?: Record<string, { tokens?: { access_token?: string } }>;
};
};
return (
d?.state?.servers?.["https://example.com"]?.tokens?.access_token ===
"initial-token"
);
});
// Create new store instance (should load persisted state)
const storage2 = createRemoteStorageAdapter({
baseUrl,
storeId: "test-store",
authToken,
});
const store2 = createOAuthStore(storage2);
await vi.waitFor(
() => {
const state = store2.getState().getServerState("https://example.com");
if (!state.tokens) throw new Error("Store not yet hydrated");
return state;
},
{ timeout: 2000, interval: 50 },
);
const state = store2.getState().getServerState("https://example.com");
expect(state.tokens).toEqual({
access_token: "initial-token",
token_type: "Bearer",
});
});
it("handles empty state after clear", async () => {
tempDir = mkdtempSync(join(tmpdir(), "inspector-storage-test-"));
const { baseUrl, server, authToken } = await startRemoteServer(0, {
storageDir: tempDir,
});
remoteServer = server;
const storage = createRemoteStorageAdapter({
baseUrl,
storeId: "test-store",
authToken,
});
const store = createOAuthStore(storage);
// Set state and persist
store.getState().setServerState("https://example.com", {
tokens: { access_token: "test-token", token_type: "Bearer" },
});
await waitForRemoteStore(baseUrl, "test-store", authToken, (body) => {
const d = body as { state?: { servers?: Record<string, unknown> } };
return !!d?.state?.servers && Object.keys(d.state.servers).length > 0;
});
// Verify it exists
let res = await fetch(`${baseUrl}/api/storage/test-store`, {
method: "GET",
headers: {
"x-mcp-remote-auth": `Bearer ${authToken}`,
},
});
expect(res.status).toBe(200);
const storeData = await res.json();
expect(Object.keys(storeData.state.servers).length).toBeGreaterThan(0);
// Clear all servers (this will persist empty state)
const state = store.getState();
const urls = Object.keys(state.servers);
for (const url of urls) {
state.clearServerState(url);
}
await waitForRemoteStore(baseUrl, "test-store", authToken, (body) => {
const d = body as { state?: { servers?: Record<string, unknown> } };
return !d?.state?.servers || Object.keys(d.state.servers).length === 0;
});
// Verify it's empty
res = await fetch(`${baseUrl}/api/storage/test-store`, {
method: "GET",
headers: {
"x-mcp-remote-auth": `Bearer ${authToken}`,
},
});
expect(res.status).toBe(200);
const emptyStore = await res.json();
expect(Object.keys(emptyStore.state.servers).length).toBe(0);
});
});
});

View file

@ -70,26 +70,17 @@ const projectResolve = {
dedupe: sharedDedupe,
};
// v1.5-ported integration tests that need a node-env vitest project — they
// spawn real HTTP/stdio servers via test-servers/, run end-to-end OAuth flows,
// talk to fs/network, or mock `@modelcontextprotocol/sdk/client/auth.js` (the
// SDK auth mock identity is lost under happy-dom + Vitest 4, but works under
// node env). Tracked in #1307.
const integrationTests = [
'clients/web/src/test/core/inspectorClient.test.ts',
'clients/web/src/test/core/inspectorClient-oauth.test.ts',
'clients/web/src/test/core/inspectorClient-oauth-e2e.test.ts',
'clients/web/src/test/core/inspectorClient-oauth-fetchFn.test.ts',
'clients/web/src/test/core/inspectorClient-oauth-remote-storage-e2e.test.ts',
'clients/web/src/test/core/transport.test.ts',
'clients/web/src/test/core/remote-transport.test.ts',
'clients/web/src/test/core/remote-server-config.test.ts',
'clients/web/src/test/core/storage-adapters.test.ts',
'clients/web/src/test/core/auth/storage-node.test.ts',
'clients/web/src/test/core/auth/oauth-callback-server.test.ts',
'clients/web/src/test/core/auth/discovery.test.ts',
'clients/web/src/test/core/auth/state-machine.test.ts',
];
// Integration tests live under clients/web/src/test/integration/ and run in
// the node-env vitest project below. The folder is the manifest: anything
// inside it is integration (node env, 30s timeout, real servers); anything
// outside is a unit test (happy-dom). This prevents the silent
// misclassification trap where a file's environment depended on whether
// someone remembered to add it to an enumeration (#1314).
//
// Match `{ts,tsx}` to mirror the unit project's include below — otherwise a
// stray `.test.tsx` placed inside this folder would slip past the integration
// include AND fail to be excluded from unit, silently landing under happy-dom.
const integrationGlob = 'clients/web/src/test/integration/**/*.test.{ts,tsx}';
// More info at: https://storybook.js.org/docs/next/writing-tests/integrations/vitest-addon
export default defineConfig({
@ -182,7 +173,7 @@ export default defineConfig({
// global lifecycle hooks; cleanup is invoked manually in setup.ts.
include: ['clients/web/src/**/*.test.{ts,tsx}'],
// Integration tests run in the integration project below (node env).
exclude: integrationTests,
exclude: [integrationGlob],
setupFiles: [path.join(dirname, 'src/test/setup.ts')],
},
},
@ -199,7 +190,7 @@ export default defineConfig({
// Same reason as the unit project: rooted at repoRoot so vitest
// can transform core/ modules and run tests against the source.
root: repoRoot,
include: integrationTests,
include: [integrationGlob],
// Integration tests spawn real HTTP/stdio servers via test-servers/,
// bind sockets, run e2e OAuth flows, and exercise filesystem-backed
// storage. 30s matches the v1.5 core/vitest.config.ts.