ci: vitest workspaces

package.json

@@ -13,7 +13,7 @@
     "publish": "npx lerna publish",
     "prelint": "npm run build",
     "pretest": "npm run build",
-    "test": "npx lerna run test --stream"
+    "test": "vitest --coverage"
   },
   "repository": {
     "type": "git",
@@ -27,10 +27,12 @@
   ],
   "devDependencies": {
     "@readme/eslint-config": "^14.0.0",
+    "@vitest/coverage-v8": "^1.6.0",
     "alex": "^11.0.1",
     "eslint": "^8.57.0",
     "lerna": "^8.1.2",
-    "prettier": "^3.2.5"
+    "prettier": "^3.2.5",
+    "vitest": "^1.6.0"
   },
   "prettier": "@readme/eslint-config/prettier"
 }

packages/oas-normalize/test/__fixtures__/bundle/definition.json

@@ -29,12 +29,12 @@
         "content": {
           "application/json": {
             "schema": {
-              "$ref": "./test/__fixtures__/bundle/pet.json"
+              "$ref": "./pet.json"
             }
           },
           "application/xml": {
             "schema": {
-              "$ref": "./test/__fixtures__/bundle/pet.json"
+              "$ref": "./pet.json"
             }
           }
         },

packages/oas-normalize/test/index.chdir.test.ts

@@ -0,0 +1,47 @@
+/* eslint-disable unicorn/prefer-module -- We use `require.resolve` for reading YAML fixtures. */
+import type { OpenAPIV3 } from 'openapi-types';
+
+import path from 'node:path';
+
+import { describe, it, expect, beforeEach, afterEach } from 'vitest';
+
+import OASNormalize from '../src/index.js';
+
+/**
+ * @note only tests that require `process.chdir()` should be in this file.
+ */
+
+describe('#bundle', () => {
+  let originalCwd: string;
+
+  beforeEach(() => {
+    originalCwd = process.cwd();
+  });
+
+  afterEach(() => {
+    process.chdir(originalCwd);
+  });
+
+  it('should bundle an external schema in', async () => {
+    const petSchema = await import('./__fixtures__/bundle/pet.json').then(r => r.default);
+    const contents = require.resolve('./__fixtures__/bundle/definition.json');
+    process.chdir(path.dirname(contents));
+    const o = new OASNormalize(contents, { enablePaths: true });
+    const bundled = (await o.bundle()) as OpenAPIV3.Document;
+
+    expect(bundled.components?.requestBodies?.Pet).toStrictEqual({
+      description: 'Pet object that needs to be added to the store',
+      required: true,
+      content: {
+        'application/json': {
+          schema: {
+            $ref: '#/components/requestBodies/Pet/content/application~1xml/schema',
+          },
+        },
+        'application/xml': {
+          schema: petSchema,
+        },
+      },
+    });
+  });
+});

packages/oas-normalize/test/index.test.ts

@@ -117,28 +117,6 @@ describe('#load', () => {
 });
 
 describe('#bundle', () => {
-  it('should bundle an external schema in', async () => {
-    const petSchema = await import('./__fixtures__/bundle/pet.json').then(r => r.default);
-    const contents = require.resolve('./__fixtures__/bundle/definition.json');
-    const o = new OASNormalize(contents, { enablePaths: true });
-    const bundled = (await o.bundle()) as OpenAPIV3.Document;
-
-    expect(bundled.components?.requestBodies?.Pet).toStrictEqual({
-      description: 'Pet object that needs to be added to the store',
-      required: true,
-      content: {
-        'application/json': {
-          schema: {
-            $ref: '#/components/requestBodies/Pet/content/application~1xml/schema',
-          },
-        },
-        'application/xml': {
-          schema: petSchema,
-        },
-      },
-    });
-  });
-
   describe('Postman support', () => {
     it('should convert a Postman collection if supplied', async () => {
       const postman = await import('./__fixtures__/postman/petstore.collection.json').then(r => r.default);

packages/oas-normalize/vitest.config.chdir.ts

@@ -0,0 +1,11 @@
+// eslint-disable-next-line import/no-extraneous-dependencies
+import { defineProject } from 'vitest/config';
+
+// This config is for test files that use `process.chdir`.
+export default defineProject({
+  test: {
+    include: ['**/test/index.chdir.test.ts'],
+    name: 'oas-normalize (chdir)',
+    pool: 'forks',
+  },
+});

packages/oas-normalize/vitest.config.ts

@@ -0,0 +1,15 @@
+// eslint-disable-next-line import/no-extraneous-dependencies
+import { defineProject } from 'vitest/config';
+
+export default defineProject({
+  test: {
+    /**
+     * Deliberately excluding index.chdir.test.ts since that uses `process.chdir`
+     * and therefore requires a different `pool` setting.
+     *
+     * @see {@link ./vitest.config.chdir.ts}
+     */
+    exclude: ['test/index.chdir.test.ts'],
+    name: 'oas-normalize',
+  },
+});

packages/oas-normalize/vitest.workspace.ts

@@ -0,0 +1,8 @@
+/* eslint-disable require-extensions/require-extensions */
+// eslint-disable-next-line import/no-extraneous-dependencies
+import { defineWorkspace } from 'vitest/config';
+
+import defaultConfig from './vitest.config';
+import chdirConfig from './vitest.config.chdir';
+
+export default defineWorkspace([defaultConfig, chdirConfig]);

vitest.workspace.ts

@@ -0,0 +1,13 @@
+// eslint-disable-next-line import/no-extraneous-dependencies
+import { defineWorkspace } from 'vitest/config';
+
+// eslint-disable-next-line require-extensions/require-extensions
+import chdirConfig from './packages/oas-normalize/vitest.config.chdir';
+
+export default defineWorkspace([
+  'packages/*',
+  {
+    // including another config for a test that requires the `pool: forks` option.
+    ...chdirConfig,
+  },
+]);