373f346e5f
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Closes #1689. Typecheck cli/tui src, add a core/ format+lint gate, and gate core/json + core/client coverage. See PR #1766 for the full review history.
273 lines
13 KiB
TypeScript
273 lines
13 KiB
TypeScript
/// <reference types="vitest/config" />
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import { defineConfig } from 'vite';
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import react from '@vitejs/plugin-react';
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// https://vite.dev/config/
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import path from 'node:path';
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import { fileURLToPath } from 'node:url';
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import { storybookTest } from '@storybook/addon-vitest/vitest-plugin';
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import { playwright } from '@vitest/browser-playwright';
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import { honoMiddlewarePlugin } from './server/vite-hono-plugin';
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import { getViteBaseConfig, getViteDevOptimizeDeps } from './server/vite-base-config';
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import { buildWebServerConfigFromEnv } from './server/web-server-config';
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import { vitestSharedPaths } from '../../vitest.shared.mts';
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const dirname = typeof __dirname !== 'undefined' ? __dirname : path.dirname(fileURLToPath(import.meta.url));
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const { repoRoot, sharedDedupe, nodeModulesAliases, projectResolve, sharedAliases } =
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vitestSharedPaths(dirname);
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// Integration tests live under clients/web/src/test/integration/ and run in
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// the node-env vitest project below. The folder is the manifest: anything
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// inside it is integration (node env, 30s timeout, real servers); anything
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// outside is a unit test (happy-dom). This prevents the silent
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// misclassification trap where a file's environment depended on whether
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// someone remembered to add it to an enumeration (#1314).
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//
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// Match `{ts,tsx}` to mirror the unit project's include below — otherwise a
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// stray `.test.tsx` placed inside this folder would slip past the integration
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// include AND fail to be excluded from unit, silently landing under happy-dom.
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const integrationGlob = 'clients/web/src/test/integration/**/*.test.{ts,tsx}';
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// More info at: https://storybook.js.org/docs/next/writing-tests/integrations/vitest-addon
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export default defineConfig(({ command }) => {
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const isDevServer = command === "serve" && !process.env.VITEST;
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return {
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// `honoMiddlewarePlugin` is gated by `apply: 'serve'` so it only attaches
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// during `vite dev` / `vite preview` — vitest projects share this config
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// but never invoke `configureServer`, so the plugin stays inert there.
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//
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// The plugin statically imports the node-only dev backend
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// (`core/mcp/remote/node/server.ts`), so Vite's config bundler (Rolldown)
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// walks that chain when it loads this file and reaches node-only deps
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// (`chokidar`, `atomically`, `@napi-rs/keyring`). Those resolve cleanly at
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// config-bundle time because they're declared in the repo-root
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// `package.json` and installed into the repo-root `node_modules`, which sits
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// on `core/`'s module-resolution chain (core/ has no node_modules of its
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// own). Keep them in the root manifest: drop one and Rolldown can no longer
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// resolve it from core/, reviving the benign `UNRESOLVED_IMPORT` warnings
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// that #1491 eliminated at the source (by removing the old stream filter and
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// build-time onwarn suppressions rather than re-hiding the symptom).
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plugins: [react(), honoMiddlewarePlugin(buildWebServerConfigFromEnv())],
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// Shared optimizeDeps exclusions so node-only packages
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// (`@modelcontextprotocol/client/stdio`, `cross-spawn`, `which`)
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// consumed by the dev backend aren't scanned for browser pre-bundling.
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// Browser code reaches the node-side stack via the Hono plugin only.
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// Dev server: force a full dep pre-bundle each launch (no stale cache).
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optimizeDeps: isDevServer
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? getViteDevOptimizeDeps()
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: getViteBaseConfig().optimizeDeps,
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resolve: {
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// NOTE: the unit vitest project (below) overrides this — see comment there.
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//
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// Once App.tsx started consuming the full hook + state-manager surface
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// (#1244), the browser dep graph reached bare-module subpaths in core/
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// that Rolldown couldn't resolve against `core/`'s parent (it has no
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// node_modules of its own). Promote the same bare-module aliases the
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// vitest projects use so `vite dev` / `vite build` can resolve them
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// from `clients/web/node_modules`.
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alias: [
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...Object.entries(sharedAliases).map(([find, replacement]) => ({
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find,
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replacement,
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})),
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...nodeModulesAliases,
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],
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// Source files in core/ import bare modules (react, @testing-library/react,
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// etc.) that only exist in clients/web/node_modules. Dedupe ensures Vite
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// resolves them from this package rather than walking up from core/'s
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// location (which has no node_modules of its own yet).
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dedupe: sharedDedupe,
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},
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// Pin the Vite dev server to the same port (and host) the Hono plugin
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// configures from env, so `allowedOrigins` actually matches the browser
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// origin. Without this, `vite dev` falls back to Vite's default 5173
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// while the dev backend's `buildWebServerConfigFromEnv()` defaults to
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// CLIENT_PORT=6274 — origin check rejects every `/api/*` request from
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// the browser. CLIENT_PORT / HOST overrides flow through here too.
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// `strictPort: true` so a port collision fails loudly instead of
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// silently picking a different port (which would leave `allowedOrigins`
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// pointing at the wrong host and break browser fetches).
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server: {
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port: parseInt(process.env.CLIENT_PORT ?? '6274', 10),
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host: process.env.HOST ?? 'localhost',
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strictPort: true,
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fs: {
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allow: [path.resolve(dirname, '../..')],
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},
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},
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test: {
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coverage: {
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provider: 'v8',
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reporter: ['text', 'html', 'json-summary'],
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include: [
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'src/components/**/*.{ts,tsx}',
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'src/lib/**/*.{ts,tsx}',
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'src/utils/**/*.{ts,tsx}',
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'src/lib/**/*.{ts,tsx}',
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'clients/web/server/**/*.{ts,tsx}',
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path.join(repoRoot, 'core/mcp/**/*.{ts,tsx}'),
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path.join(repoRoot, 'core/json/**/*.{ts,tsx}'),
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path.join(repoRoot, 'core/client/**/*.{ts,tsx}'),
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path.join(repoRoot, 'core/react/**/*.{ts,tsx}'),
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path.join(repoRoot, 'core/auth/**/*.{ts,tsx}'),
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path.join(repoRoot, 'core/storage/**/*.{ts,tsx}'),
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path.join(repoRoot, 'core/logging/**/*.{ts,tsx}'),
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path.join(repoRoot, 'core/node/**/*.{ts,tsx}'),
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],
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exclude: [
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'**/*.stories.{ts,tsx}',
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'**/*.test.{ts,tsx}',
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'**/*.fixtures.{ts,tsx}',
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'**/index.{ts,tsx}',
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'src/components/**/types.ts',
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// Dev-backend runtime glue: each file is exercised end-to-end via
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// `npm run dev` (Hono plugin attaches, banner prints, /api/* serves).
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// `vite-hono-plugin.ts` requires standing up a real Vite server with
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// an HTTP listener to drive `configureServer`; `server.ts` is the
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// production Hono entry that the v2 launcher (not yet ported, #1246)
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// will invoke; `start-vite-dev-server.ts` is its dev counterpart.
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// The non-glue parts are extracted to `web-server-config.ts` (fully
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// tested) and `sandbox-controller.ts` (HTTP behavior tested).
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'clients/web/server/vite-hono-plugin.ts',
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'clients/web/server/server.ts',
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'clients/web/server/start-vite-dev-server.ts',
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// Pure-type modules: `interface`/`type` declarations only, no runtime
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// statements. Excluding them keeps the report clean (would otherwise
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// surface as misleading 0/0 rows).
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path.join(repoRoot, 'core/mcp/types.ts'),
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path.join(repoRoot, 'core/mcp/elicitationCreateMessage.ts'),
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path.join(repoRoot, 'core/mcp/samplingCreateMessage.ts'),
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path.join(repoRoot, 'core/mcp/sessionStorage.ts'),
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path.join(repoRoot, 'core/mcp/inspectorClientProtocol.ts'),
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path.join(repoRoot, 'core/mcp/remote/types.ts'),
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path.join(repoRoot, 'core/mcp/import/types.ts'),
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'clients/web/server/types.ts',
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// .d.ts files are declaration-only.
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path.join(repoRoot, '**/*.d.ts'),
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// inspectorClientEventTarget.ts is types + a single empty-body class
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// (extends TypedEventTarget). v8/istanbul records 0 statements for it
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// today. TODO(#1243): drop this exclusion once the class gains real
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// behavior as the v1.5 InspectorClient port progresses.
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path.join(repoRoot, 'core/mcp/inspectorClientEventTarget.ts'),
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path.join(repoRoot, 'core/mcp/__tests__/**'),
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// test-servers/ is test infrastructure (composable MCP servers and
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// fixtures), not application code — its build output also lives at
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// test-servers/build/, which we don't want to measure either.
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path.join(repoRoot, 'test-servers/**'),
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],
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thresholds: {
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perFile: true,
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// Uniform 90 per-file gate across every dimension. The branch floor was
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// lifted 50 → 70 (#1271) and then the whole gate raised to 90 after a
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// codebase-wide coverage audit added real tests for every outlier.
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// Genuinely-unreachable branches (Mantine portal / `useMediaQuery` /
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// `typeof window` SSR guards, React StrictMode effect replay, and
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// provably-dead defensive guards) are annotated with justified
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// `/* v8 ignore … */` comments at the source rather than relaxing the
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// gate. New code must clear 90 on all four dimensions.
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lines: 90,
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statements: 90,
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functions: 90,
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branches: 90,
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},
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},
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projects: [
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{
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extends: true,
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// Vitest projects don't inherit `resolve` from the parent. The unit
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// project runs from repoRoot (so vitest's coverage transformer can
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// reach core/), but repoRoot has no node_modules of its own — the
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// shared regex aliases redirect bare `react`/`pino`/etc. imports
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// from core/ back into clients/web/node_modules.
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resolve: projectResolve,
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test: {
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name: 'unit',
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environment: 'happy-dom',
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// Don't let happy-dom actually navigate child frames. Components like
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// the MCP Apps sandbox render an <iframe src="/sandbox.html">; with
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// navigation enabled happy-dom fetches that URL (and unloads it on
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// teardown), which fails under the test server and floods the run with
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// alarming-but-expected `DOMException [NetworkError/AbortError]` and
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// `AsyncTaskManager destroyed` output. The component tests only assert
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// on the iframe element/attributes, not its loaded document, so
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// disabling frame navigation removes the noise without losing coverage.
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environmentOptions: {
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happyDOM: {
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settings: { navigation: { disableChildFrameNavigation: true } },
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},
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},
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// Root the unit project at the repo root so vitest's coverage
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// transformer (which only processes files inside a project root)
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// can reach core/ modules. Without this, untested core/ files fall
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// back to raw-TS parsing in rolldown, which can't handle TS-only
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// syntax (e.g. `import type`) — silently dropping them and bypassing
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// the per-file gate.
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root: repoRoot,
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// No `globals: true` — every test file imports `describe`, `it`,
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// `expect`, `vi` explicitly from "vitest". This keeps the pattern
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// consistent and avoids relying on auto-cleanup tied to Vitest's
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// global lifecycle hooks; cleanup is invoked manually in setup.ts.
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include: ['clients/web/src/**/*.test.{ts,tsx}'],
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// Integration tests run in the integration project below (node env).
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exclude: [integrationGlob],
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setupFiles: [path.join(dirname, 'src/test/setup.ts')],
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},
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},
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{
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extends: true,
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// See note on the unit project: integration tests also run from
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// repoRoot and import core/ modules, so they need the same alias
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// setup. The shared bare-module aliases keep `pino`, `hono`, etc.
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// resolving against clients/web/node_modules.
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resolve: projectResolve,
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test: {
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name: 'integration',
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environment: 'node',
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// Same reason as the unit project: rooted at repoRoot so vitest
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// can transform core/ modules and run tests against the source.
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root: repoRoot,
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include: [integrationGlob],
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// Integration tests spawn real HTTP/stdio servers via test-servers/,
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// bind sockets, run e2e OAuth flows, and exercise filesystem-backed
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// storage. 30s matches the v1.5 core/vitest.config.ts.
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testTimeout: 30000,
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hookTimeout: 30000,
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// Inline the MCP SDK so vi.mock("@modelcontextprotocol/client")
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// hooks the same transformed copy that source files import.
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// Externalized node_modules are loaded via Node's loader and bypass
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// Vitest's mock system. Inlining ensures the transformer pipeline
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// owns the module rather than the Node loader.
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server: {
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deps: {
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inline: [/@modelcontextprotocol\/(client|core)/],
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},
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},
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},
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},
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{
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extends: true,
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plugins: [
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// The plugin will run tests for the stories defined in your Storybook config
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// See options at: https://storybook.js.org/docs/next/writing-tests/integrations/vitest-addon#storybooktest
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storybookTest({
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configDir: path.join(dirname, '.storybook'),
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}),
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],
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test: {
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name: 'storybook',
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browser: {
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enabled: true,
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headless: true,
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provider: playwright({}),
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instances: [
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{
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browser: 'chromium',
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},
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],
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},
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setupFiles: ['.storybook/vitest.setup.ts'],
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},
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},
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],
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},
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};
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});
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