Add basic @crates-io/msw package

Author: Turbo87

.github/workflows/ci.yml

@@ -233,6 +233,8 @@ jobs:
 
       - run: pnpm install
 
+      - run: pnpm --filter "@crates-io/msw" test
+
       - if: github.repository == 'rust-lang/crates.io'
         run: pnpm percy exec --parallel -- pnpm test-coverage
 

packages/crates-io-msw/index.js

@@ -0,0 +1 @@
+export const handlers = [];

packages/crates-io-msw/package.json

@@ -0,0 +1,27 @@
+{
+  "name": "@crates-io/msw",
+  "version": "0.0.0",
+  "type": "module",
+  "private": true,
+  "main": "index.js",
+  "homepage": "https://github.com/rust-lang/crates.io#readme",
+  "bugs": {
+    "url": "https://github.com/rust-lang/crates.io/issues"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/rust-lang/crates.io.git"
+  },
+  "license": "(MIT OR Apache-2.0)",
+  "author": "",
+  "scripts": {
+    "test": "vitest"
+  },
+  "dependencies": {
+    "msw": "^2.7.0"
+  },
+  "devDependencies": {
+    "happy-dom": "16.5.3",
+    "vitest": "3.0.1"
+  }
+}

packages/crates-io-msw/vitest.config.js

@@ -0,0 +1,11 @@
+import { defineConfig } from 'vitest/config';
+
+export default defineConfig({
+  test: {
+    setupFiles: 'vitest.setup.js',
+
+    // The default Node.js environment does not support using relative paths
+    // with `msw`, so we use `happy-dom` instead.
+    environment: 'happy-dom',
+  },
+});

packages/crates-io-msw/vitest.setup.js

@@ -0,0 +1,10 @@
+import { setupServer } from 'msw/node';
+import { afterAll, afterEach, beforeAll } from 'vitest';
+
+import { handlers } from './index.js';
+
+const server = setupServer(...handlers);
+
+beforeAll(() => server.listen());
+afterEach(() => server.resetHandlers());
+afterAll(() => server.close());