feat(cli,tui): normalize --catalog / --config with web; update --help (#1347) (#1499)

* feat(cli,tui): normalize --catalog / --config with web; update --help (#1347)

Bring the CLI and TUI in line with the web catalog vs read-only session
model introduced in #1481/#1483, and close the outstanding --help item
from #1347.

Core (core/mcp/node/config.ts):
- Add `catalogPath` to ServerConfigOptions (writable catalog slot).
- `resolveServerSource()` picks the active source: `--catalog` (writable,
  seed-if-missing) wins over `--config` (read-only, error-if-missing).
- Writable sources seed an empty `{"mcpServers":{}}` on first run (matches
  the web backend) instead of erroring; read-only `--config` still errors.
- `serverSourceConflict()` shared conflict matrix (mirrors run-web):
  --catalog/--config mutually exclusive; neither combines with an ad-hoc
  target.
- `readServerListFile()` public loader for runners (TUI) needing the raw map.
- Rename `withDefaultConfigPath` → `withDefaultCatalogPath`; the no-flag
  default now fills the writable catalog slot, not --config.

CLI / TUI:
- Add `--catalog <path>` (+ MCP_CATALOG_PATH) and re-document `--config` as a
  read-only session in --help.
- Enforce the shared conflict matrix before resolution.

Full writable persistence/CRUD threading remains deferred to #1482 / #1432
(CLI/TUI are read consumers today; the split surfaces as seed- vs
error-on-missing).

Tests: core resolution matrix (source/conflict/seed/read-only), CLI catalog
+ conflict integration tests, TUI loadTuiServers unit tests. READMEs updated.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* test(launcher): add smoke:cli + smoke:tui e2e launcher smokes (#1347)

The launcher smokes only checked `--help` for --cli/--tui; nothing
exercised the launcher → CLI/TUI → core path on the built artifact (only
smoke:web did, for web). Add two end-to-end smokes wired into
validate:launcher between smoke:launcher and smoke:web:

- smoke:cli (scripts/smoke-cli.mjs): runs `--cli` against the bundled
  stdio test server via a temp --catalog and asserts tools/list returns
  the tools, plus the #1347 resolution paths — default-catalog
  seed-on-missing, read-only --config error-without-seed, and the
  --catalog/--config conflict.
- smoke:tui (scripts/smoke-tui.mjs): launches `--tui --catalog <temp>`
  and asserts the Ink app renders its first frame ("MCP Servers") within
  a timeout, then SIGTERMs it (shallow boot/render check).

Both build test-servers/build on demand if missing. Docs updated
(AGENTS.md validate description, launcher README).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* refactor: address review on #1499 (comment accuracy, CLI/TUI flag parity)

Review feedback from @claude on PR #1499 (all non-blocking):

- Align CLI catalogPath resolution with the TUI: `options.catalog?.trim()
  || process.env.MCP_CATALOG_PATH` so an explicit empty `--catalog ""`
  falls back to MCP_CATALOG_PATH identically in both front-ends (CLI used
  `??`, which only guards undefined/null).
- Clarify the `serverSourceConflict` comment: it mirrors only the
  source-selection portion of web's matrix and deliberately omits web's
  `--header` rejection, since CLI/TUI merge --header into per-server
  settings.
- Note the deliberate --header broadcast semantics in loadTuiServers.
- Share an EMPTY_CATALOG_CONTENT constant between seedEmptyCatalog and
  readServerListContent instead of two separate literals.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* refactor(cli): trim --config to match --catalog and the TUI (#1499 review)

Cosmetic uniformity follow-up from the re-review: configPath now uses
`options.config?.trim() || undefined`, matching the catalog slot above it
and the TUI. Behavior is unchanged (resolveServerSource/serverSourceConflict
already trim downstream).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
This commit is contained in:
Cliff Hall 2026-06-19 17:30:26 -04:00 • committed by GitHub
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View file

@ -1,13 +1,23 @@
import { describe, it, expect, beforeEach, afterEach } from "vitest";
import { mkdirSync, mkdtempSync, writeFileSync, rmSync } from "node:fs";
import {
existsSync,
mkdirSync,
mkdtempSync,
readFileSync,
writeFileSync,
rmSync,
} from "node:fs";
import { tmpdir } from "node:os";
import { join } from "node:path";
import {
parseKeyValuePair,
parseHeaderPair,
withDefaultConfigPath,
withDefaultCatalogPath,
resolveServerConfigs,
resolveLaunchServerConfigs,
resolveServerSource,
serverSourceConflict,
readServerListFile,
getNamedServerConfigs,
} from "@inspector/core/mcp/node/config.js";
@ -59,7 +69,99 @@ describe("parseHeaderPair", () => {
});
});
describe("withDefaultConfigPath", () => {
describe("resolveServerSource", () => {
it("returns the writable catalog source when catalogPath is set", () => {
expect(resolveServerSource({ catalogPath: "/tmp/cat.json" })).toEqual({
path: "/tmp/cat.json",
writable: true,
});
});
it("returns the read-only config source when only configPath is set", () => {
expect(resolveServerSource({ configPath: "/tmp/cfg.json" })).toEqual({
path: "/tmp/cfg.json",
writable: false,
});
});
it("prefers the catalog over the config when both are set", () => {
expect(
resolveServerSource({
catalogPath: "/tmp/cat.json",
configPath: "/tmp/cfg.json",
}),
).toEqual({ path: "/tmp/cat.json", writable: true });
});
it("returns null when neither catalog nor config is set", () => {
expect(resolveServerSource({ target: ["cmd"] })).toBeNull();
expect(resolveServerSource({})).toBeNull();
});
it("ignores blank/whitespace-only paths", () => {
expect(
resolveServerSource({ catalogPath: " ", configPath: " " }),
).toBeNull();
});
});
describe("serverSourceConflict", () => {
it("rejects --catalog and --config together", () => {
expect(
serverSourceConflict({
hasCatalog: true,
hasConfig: true,
hasAdHoc: false,
}),
).toMatch(/mutually exclusive/);
});
it("rejects --catalog with an ad-hoc target", () => {
expect(
serverSourceConflict({
hasCatalog: true,
hasConfig: false,
hasAdHoc: true,
}),
).toMatch(/--catalog cannot be combined/);
});
it("rejects --config with an ad-hoc target", () => {
expect(
serverSourceConflict({
hasCatalog: false,
hasConfig: true,
hasAdHoc: true,
}),
).toMatch(/--config cannot be combined/);
});
it("allows a lone catalog, a lone config, or a lone ad-hoc target", () => {
expect(
serverSourceConflict({
hasCatalog: true,
hasConfig: false,
hasAdHoc: false,
}),
).toBeNull();
expect(
serverSourceConflict({
hasCatalog: false,
hasConfig: true,
hasAdHoc: false,
}),
).toBeNull();
expect(
serverSourceConflict({
hasCatalog: false,
hasConfig: false,
hasAdHoc: true,
}),
).toBeNull();
});
});
describe("withDefaultCatalogPath", () => {
let tempDir: string;
beforeEach(() => {
@ -70,31 +172,77 @@ describe("withDefaultConfigPath", () => {
rmSync(tempDir, { recursive: true, force: true });
});
it("leaves options unchanged when --config or ad-hoc target is present", () => {
expect(withDefaultConfigPath({ configPath: "/tmp/mcp.json" })).toEqual({
it("leaves options unchanged when --catalog, --config, or ad-hoc target is present", () => {
expect(withDefaultCatalogPath({ catalogPath: "/tmp/cat.json" })).toEqual({
catalogPath: "/tmp/cat.json",
});
expect(withDefaultCatalogPath({ configPath: "/tmp/mcp.json" })).toEqual({
configPath: "/tmp/mcp.json",
});
expect(withDefaultConfigPath({ target: ["node", "server.js"] })).toEqual({
expect(withDefaultCatalogPath({ target: ["node", "server.js"] })).toEqual({
target: ["node", "server.js"],
});
});
it("injects the default catalog path when no config or ad-hoc target is given", () => {
it("injects the default catalog path into the writable catalog slot when nothing is given", () => {
const prevHome = process.env.HOME;
const homeDir = join(tempDir, "home");
mkdirSync(homeDir, { recursive: true });
process.env.HOME = homeDir;
try {
const options = withDefaultConfigPath({});
expect(options.configPath).toBe(
const options = withDefaultCatalogPath({});
expect(options.catalogPath).toBe(
join(homeDir, ".mcp-inspector", "mcp.json"),
);
expect(options.configPath).toBeUndefined();
} finally {
process.env.HOME = prevHome;
}
});
});
describe("readServerListFile", () => {
let tempDir: string;
beforeEach(() => {
tempDir = mkdtempSync(join(tmpdir(), "inspector-config-test-"));
});
afterEach(() => {
rmSync(tempDir, { recursive: true, force: true });
});
it("seeds an empty catalog on disk when a writable source is missing", () => {
const catalogPath = join(tempDir, "nested", "mcp.json");
const config = readServerListFile(catalogPath, true);
expect(config).toEqual({ mcpServers: {} });
expect(existsSync(catalogPath)).toBe(true);
expect(JSON.parse(readFileSync(catalogPath, "utf-8"))).toEqual({
mcpServers: {},
});
});
it("throws when a read-only source is missing (never seeds)", () => {
const configPath = join(tempDir, "absent.json");
expect(() => readServerListFile(configPath, false)).toThrow(
/Config file not found/,
);
expect(existsSync(configPath)).toBe(false);
});
it("reads and normalizes server types from an existing file", () => {
const configPath = join(tempDir, "mcp.json");
writeFileSync(
configPath,
JSON.stringify({
mcpServers: { a: { type: "http", url: "http://example.com/mcp" } },
}),
);
const config = readServerListFile(configPath, false);
expect(config.mcpServers.a).toMatchObject({ type: "streamable-http" });
});
});
describe("resolveLaunchServerConfigs", () => {
let tempDir: string;
@ -106,13 +254,37 @@ describe("resolveLaunchServerConfigs", () => {
rmSync(tempDir, { recursive: true, force: true });
});
it("uses the default catalog when no target or --config is given", () => {
it("seeds the default catalog and reports no servers when it is missing (single mode)", () => {
const prevHome = process.env.HOME;
process.env.HOME = tempDir;
const homeDir = join(tempDir, "home");
mkdirSync(homeDir, { recursive: true });
process.env.HOME = homeDir;
const defaultConfig = join(homeDir, ".mcp-inspector", "mcp.json");
try {
expect(() =>
resolveLaunchServerConfigs({ target: [] }, "single"),
).toThrow(/Config file not found/);
).toThrow(/No servers found/);
// The writable default catalog is seeded on first run (matches web),
// rather than erroring with "Config file not found".
expect(existsSync(defaultConfig)).toBe(true);
expect(JSON.parse(readFileSync(defaultConfig, "utf-8"))).toEqual({
mcpServers: {},
});
} finally {
process.env.HOME = prevHome;
}
});
it("returns an empty list from a seeded default catalog (multi mode)", () => {
const prevHome = process.env.HOME;
const homeDir = join(tempDir, "home");
mkdirSync(homeDir, { recursive: true });
process.env.HOME = homeDir;
try {
expect(resolveLaunchServerConfigs({}, "multi")).toEqual([]);
expect(existsSync(join(homeDir, ".mcp-inspector", "mcp.json"))).toBe(
true,
);
} finally {
process.env.HOME = prevHome;
}
@ -306,7 +478,7 @@ describe("resolveServerConfigs — single mode", () => {
);
});
it("throws when the config file is missing", () => {
it("throws when the read-only config file is missing", () => {
expect(() =>
resolveServerConfigs(
{ configPath: join(tempDir, "nonexistent.json") },
@ -315,6 +487,27 @@ describe("resolveServerConfigs — single mode", () => {
).toThrow(/Config file not found/);
});
it("seeds a missing writable catalog and then reports no servers", () => {
const catalogPath = join(tempDir, "seeded.json");
expect(() => resolveServerConfigs({ catalogPath }, "single")).toThrow(
/No servers found/,
);
expect(existsSync(catalogPath)).toBe(true);
});
it("loads a named server from a writable catalog", () => {
const catalogPath = join(tempDir, "cat.json");
writeFileSync(
catalogPath,
JSON.stringify({ mcpServers: { foo: { command: "node" } } }),
);
const [config] = resolveServerConfigs(
{ catalogPath, serverName: "foo" },
"single",
);
expect(config).toMatchObject({ type: "stdio", command: "node" });
});
it("throws when the config file has no mcpServers element", () => {
writeFileSync(configPath, JSON.stringify({}));
expect(() => resolveServerConfigs({ configPath }, "single")).toThrow(
@ -440,6 +633,21 @@ describe("resolveServerConfigs — multi mode", () => {
expect(configs[0]?.type).toBe("stdio");
});
it("returns all servers from a writable catalog, seeding it if missing", () => {
const catalogPath = join(tempDir, "cat.json");
// Missing → seeded empty → no servers.
expect(resolveServerConfigs({ catalogPath }, "multi")).toEqual([]);
expect(existsSync(catalogPath)).toBe(true);
// Now populated → returned.
writeFileSync(
catalogPath,
JSON.stringify({ mcpServers: { a: { command: "a" } } }),
);
const configs = resolveServerConfigs({ catalogPath }, "multi");
expect(configs).toHaveLength(1);
expect(configs[0]?.type).toBe("stdio");
});
it("requires a target when no config path is given", () => {
expect(() => resolveServerConfigs({}, "multi")).toThrow(
/Target is required/,