chore: migrate the `Config` type test to TSTyche (#14687)

.github/workflows/nodejs.yml

@@ -48,7 +48,7 @@ jobs:
       - name: ts integration
         run: yarn test-ts --selectProjects ts-integration
       - name: type tests
-        run: yarn test-ts --selectProjects type-tests
+        run: yarn tstyche --target 5.0,latest && yarn test-ts --selectProjects type-tests
       - name: verify TypeScript@5.0 compatibility
         run: yarn verify-old-ts
       - name: run ESLint with type info

jest.config.ts.mjs

@@ -27,7 +27,10 @@ export default {
       modulePathIgnorePatterns: baseConfig.modulePathIgnorePatterns,
       roots: ['<rootDir>/packages'],
       runner: 'jest-runner-tsd',
-      testMatch: ['**/__typetests__/**/*.test.ts'],
+      testMatch: [
+        '**/__typetests__/**/*.test.ts',
+        '!**/packages/jest-types/__typetests__/config.test.ts',
+      ],
     },
   ],
   reporters: ['default', 'github-actions'],

package.json

@@ -79,6 +79,7 @@
     "strip-json-comments": "^3.1.1",
     "tempy": "^1.0.0",
     "ts-node": "^10.5.0",
+    "tstyche": "^1.0.0-beta.6",
     "typescript": "^5.0.4",
     "webpack": "^5.68.0",
     "webpack-node-externals": "^3.0.0",
@@ -110,7 +111,7 @@
     "test-ci-partial:parallel": "yarn jest --color --config jest.config.ci.mjs",
     "test-leak": "yarn jest -i --detectLeaks --color jest-mock jest-diff jest-repl pretty-format",
     "test-ts": "yarn jest --config jest.config.ts.mjs",
-    "test-types": "yarn test-ts --selectProjects type-tests",
+    "test-types": "yarn tstyche && yarn test-ts --selectProjects type-tests",
     "test": "yarn lint && yarn jest",
     "typecheck": "yarn typecheck:examples && yarn typecheck:tests",
     "typecheck:examples": "tsc -p examples/angular --noEmit && tsc -p examples/expect-extend --noEmit && tsc -p examples/typescript --noEmit",

packages/jest-types/__typetests__/config.test.ts

@@ -5,12 +5,14 @@
  * LICENSE file in the root directory of this source tree.
  */
 
-import {expectAssignable, expectNotAssignable} from 'tsd-lite';
+import {describe, expect, test} from 'tstyche';
-import type {Config} from '@jest/types';
+import type {Config} from 'jest';
 
-expectAssignable<Config.InitialOptions>({});
+const config: Config = {};
 
-expectAssignable<Config.InitialOptions>({
+describe('Config', () => {
+  test('coverageThreshold', () => {
+    expect(config).type.toBeAssignable({
       coverageThreshold: {
         './src/api/very-important-module.js': {
           branches: 100,
@@ -32,6 +34,89 @@ expectAssignable<Config.InitialOptions>({
           statements: 50,
         },
       },
+    });
+  });
+
+  test('fakeTimers', () => {
+    const doNotFake = [
+      'Date' as const,
+      'hrtime' as const,
+      'nextTick' as const,
+      'performance' as const,
+      'queueMicrotask' as const,
+      'requestAnimationFrame' as const,
+      'cancelAnimationFrame' as const,
+      'requestIdleCallback' as const,
+      'cancelIdleCallback' as const,
+      'setImmediate' as const,
+      'clearImmediate' as const,
+      'setInterval' as const,
+      'clearInterval' as const,
+      'setTimeout' as const,
+      'clearTimeout' as const,
+    ];
+
+    expect(config).type.toBeAssignable({
+      fakeTimers: {
+        advanceTimers: true,
+        doNotFake,
+        enableGlobally: true,
+        now: 1_483_228_800_000,
+        timerLimit: 1000,
+      },
+    });
+
+    expect(config).type.toBeAssignable({
+      fakeTimers: {
+        advanceTimers: 40,
+        now: Date.now(),
+      },
+    });
+
+    expect(config).type.not.toBeAssignable({
+      fakeTimers: {
+        now: new Date(),
+      },
+    });
+
+    expect(config).type.toBeAssignable({
+      fakeTimers: {
+        enableGlobally: true,
+        legacyFakeTimers: true as const,
+      },
+    });
+
+    expect(config).type.not.toBeAssignable({
+      fakeTimers: {
+        advanceTimers: true,
+        legacyFakeTimers: true as const,
+      },
+    });
+
+    expect(config).type.not.toBeAssignable({
+      fakeTimers: {
+        doNotFake,
+        legacyFakeTimers: true as const,
+      },
+    });
+
+    expect(config).type.not.toBeAssignable({
+      fakeTimers: {
+        legacyFakeTimers: true as const,
+        now: 1_483_228_800_000,
+      },
+    });
+
+    expect(config).type.not.toBeAssignable({
+      fakeTimers: {
+        legacyFakeTimers: true as const,
+        timerLimit: 1000,
+      },
+    });
+  });
+
+  test('projects', () => {
+    expect(config).type.toBeAssignable({
       projects: [
         // projects can be globs or objects
         './src/**',
@@ -41,79 +126,5 @@ expectAssignable<Config.InitialOptions>({
         },
       ],
     });
-
-const doNotFake: Array<Config.FakeableAPI> = [
-  'Date',
-  'hrtime',
-  'nextTick',
-  'performance',
-  'queueMicrotask',
-  'requestAnimationFrame',
-  'cancelAnimationFrame',
-  'requestIdleCallback',
-  'cancelIdleCallback',
-  'setImmediate',
-  'clearImmediate',
-  'setInterval',
-  'clearInterval',
-  'setTimeout',
-  'clearTimeout',
-];
-
-expectAssignable<Config.InitialOptions>({
-  fakeTimers: {
-    advanceTimers: true,
-    doNotFake,
-    enableGlobally: true,
-    now: 1_483_228_800_000,
-    timerLimit: 1000,
-  },
   });
-
-expectAssignable<Config.InitialOptions>({
-  fakeTimers: {
-    advanceTimers: 40,
-    now: Date.now(),
-  },
-});
-
-expectNotAssignable<Config.InitialOptions>({
-  fakeTimers: {
-    now: new Date(),
-  },
-});
-
-expectAssignable<Config.InitialOptions>({
-  fakeTimers: {
-    enableGlobally: true,
-    legacyFakeTimers: true as const,
-  },
-});
-
-expectNotAssignable<Config.InitialOptions>({
-  fakeTimers: {
-    advanceTimers: true,
-    legacyFakeTimers: true as const,
-  },
-});
-
-expectNotAssignable<Config.InitialOptions>({
-  fakeTimers: {
-    doNotFake,
-    legacyFakeTimers: true as const,
-  },
-});
-
-expectNotAssignable<Config.InitialOptions>({
-  fakeTimers: {
-    legacyFakeTimers: true as const,
-    now: 1_483_228_800_000,
-  },
-});
-
-expectNotAssignable<Config.InitialOptions>({
-  fakeTimers: {
-    legacyFakeTimers: true as const,
-    timerLimit: 1000,
-  },
 });

tstyche.config.json

@@ -0,0 +1,3 @@
+{
+  "testFileMatch": ["**/packages/jest-types/__typetests__/config.test.ts"]
+}

yarn.lock

@@ -3067,6 +3067,7 @@ __metadata:
     strip-json-comments: ^3.1.1
     tempy: ^1.0.0
     ts-node: ^10.5.0
+    tstyche: ^1.0.0-beta.6
     typescript: ^5.0.4
     webpack: ^5.68.0
     webpack-node-externals: ^3.0.0
@@ -21161,6 +21162,20 @@ __metadata:
   languageName: node
   linkType: hard
 
+"tstyche@npm:^1.0.0-beta.6":
+  version: 1.0.0-beta.6
+  resolution: "tstyche@npm:1.0.0-beta.6"
+  peerDependencies:
+    typescript: 4.x || 5.x
+  peerDependenciesMeta:
+    typescript:
+      optional: true
+  bin:
+    tstyche: ./build/bin.js
+  checksum: 197ef69d05b8a82f5d0d4a618ed36102d906badb537712d4399387f2ed822b076d37d8a4c2b8e2d13582fb733d0737794b6789a4635bde23bd41f520ddb8c337
+  languageName: node
+  linkType: hard
+
 "tsutils@npm:^3.21.0":
   version: 3.21.0
   resolution: "tsutils@npm:3.21.0"