From ccdf560a793951232c54267da5e53eb437c18401 Mon Sep 17 00:00:00 2001
From: erdemcaygor <erdem.caygor@gmail.com>
Date: Fri, 2 Jan 2026 12:16:45 +0300
Subject: [PATCH] core lib vitest config added

---
 npm/ng-packs/package.json                     |  1 +
 npm/ng-packs/packages/core/jest.config.ts     | 23 -------------------
 npm/ng-packs/packages/core/project.json       |  7 ++++++
 npm/ng-packs/packages/core/src/test-setup.ts  | 15 ++++++++++--
 npm/ng-packs/packages/core/tsconfig.spec.json |  4 ++--
 npm/ng-packs/packages/core/vite.config.ts     | 18 +++++++++++++++
 6 files changed, 41 insertions(+), 27 deletions(-)
 delete mode 100644 npm/ng-packs/packages/core/jest.config.ts
 create mode 100644 npm/ng-packs/packages/core/vite.config.ts

diff --git a/npm/ng-packs/package.json b/npm/ng-packs/package.json
index 80b1ea7f33..22267e0956 100644
--- a/npm/ng-packs/package.json
+++ b/npm/ng-packs/package.json
@@ -82,6 +82,7 @@
     "@nx/jest": "~22.2.0",
     "@nx/js": "~22.2.0",
     "@nx/plugin": "~22.2.0",
+    "@nx/vitest": "^22.3.3",
     "@nx/web": "~22.2.0",
     "@nx/workspace": "~22.2.0",
     "@popperjs/core": "~2.11.0",
diff --git a/npm/ng-packs/packages/core/jest.config.ts b/npm/ng-packs/packages/core/jest.config.ts
deleted file mode 100644
index 3dda0ce769..0000000000
--- a/npm/ng-packs/packages/core/jest.config.ts
+++ /dev/null
@@ -1,23 +0,0 @@
-/* eslint-disable */
-export default {
-  displayName: 'core',
-  preset: '../../jest.preset.js',
-  setupFilesAfterEnv: ['<rootDir>/src/test-setup.ts'],
-  globals: {},
-  coverageDirectory: '../../coverage/packages/core',
-  transform: {
-    '^.+.(ts|mjs|js|html)$': [
-      'jest-preset-angular',
-      {
-        tsconfig: '<rootDir>/tsconfig.spec.json',
-        stringifyContentPathRegex: '\\.(html|svg)$',
-      },
-    ],
-  },
-  transformIgnorePatterns: ['node_modules/(?!.*.mjs$)'],
-  snapshotSerializers: [
-    'jest-preset-angular/build/serializers/no-ng-attributes',
-    'jest-preset-angular/build/serializers/ng-snapshot',
-    'jest-preset-angular/build/serializers/html-comment',
-  ],
-};
diff --git a/npm/ng-packs/packages/core/project.json b/npm/ng-packs/packages/core/project.json
index d2719c392a..3f742c2f0b 100644
--- a/npm/ng-packs/packages/core/project.json
+++ b/npm/ng-packs/packages/core/project.json
@@ -22,6 +22,13 @@
       },
       "defaultConfiguration": "production"
     },
+    "test": {
+      "executor": "@nx/vitest:test",
+      "outputs": ["{workspaceRoot}/coverage/packages/core"],
+      "options": {
+        "config": "packages/core/vite.config.ts"
+      }
+    },
     "lint": {
       "executor": "@nx/eslint:lint",
       "outputs": ["{options.outputFile}"]
diff --git a/npm/ng-packs/packages/core/src/test-setup.ts b/npm/ng-packs/packages/core/src/test-setup.ts
index 13874ec714..77b53f9e0e 100644
--- a/npm/ng-packs/packages/core/src/test-setup.ts
+++ b/npm/ng-packs/packages/core/src/test-setup.ts
@@ -1,5 +1,16 @@
-import { setupZoneTestEnv } from 'jest-preset-angular/setup-env/zone';
-setupZoneTestEnv();
+import 'zone.js';
+import 'zone.js/testing';
+import { getTestBed } from '@angular/core/testing';
+import {
+  BrowserDynamicTestingModule,
+  platformBrowserDynamicTesting,
+} from '@angular/platform-browser-dynamic/testing';
+
+// Initialize Angular testing environment
+getTestBed().initTestEnvironment(
+  BrowserDynamicTestingModule,
+  platformBrowserDynamicTesting(),
+);
 
 // Mock window.location for test environment
 Object.defineProperty(window, 'location', {
diff --git a/npm/ng-packs/packages/core/tsconfig.spec.json b/npm/ng-packs/packages/core/tsconfig.spec.json
index be72f24e9b..e3787d72d2 100644
--- a/npm/ng-packs/packages/core/tsconfig.spec.json
+++ b/npm/ng-packs/packages/core/tsconfig.spec.json
@@ -2,8 +2,8 @@
   "extends": "./tsconfig.json",
   "compilerOptions": {
     "outDir": "../../dist/out-tsc",
-    "module": "commonjs",
-    "types": ["jest", "node"],
+    "module": "ESNext",
+    "types": ["vitest/globals", "node"],
     "esModuleInterop": true
   },
   "files": ["src/test-setup.ts"],
diff --git a/npm/ng-packs/packages/core/vite.config.ts b/npm/ng-packs/packages/core/vite.config.ts
new file mode 100644
index 0000000000..37ab40fa45
--- /dev/null
+++ b/npm/ng-packs/packages/core/vite.config.ts
@@ -0,0 +1,18 @@
+/// <reference types="vitest" />
+import { defineConfig } from 'vitest/config';
+import { nxViteTsPaths } from '@nx/vite/plugins/nx-tsconfig-paths.plugin';
+
+export default defineConfig({
+  plugins: [nxViteTsPaths()],
+  test: {
+    globals: true,
+    environment: 'jsdom',
+    setupFiles: ['src/test-setup.ts'],
+    include: ['src/**/*.spec.ts'],
+    coverage: {
+      reportsDirectory: '../../coverage/packages/core',
+      provider: 'v8',
+      reporter: ['text', 'json', 'html'],
+    },
+  },
+});