test(server): migrate to node internal test (#2000)

apps/server/src/tests/config.spec.ts

@@ -0,0 +1,35 @@
+import { equal, ok } from 'node:assert';
+import { beforeEach, test } from 'node:test';
+
+import { Test } from '@nestjs/testing';
+
+import { Config, ConfigModule } from '../config';
+import { getDefaultAFFiNEConfig } from '../config/default';
+
+globalThis.AFFiNE = getDefaultAFFiNEConfig();
+
+let config: Config;
+beforeEach(async () => {
+  const module = await Test.createTestingModule({
+    imports: [ConfigModule.forRoot()],
+  }).compile();
+  config = module.get(Config);
+});
+
+test('should be able to get config', t => {
+  ok(typeof config.host === 'string');
+  equal(config.env, 'test');
+});
+
+test('should be able to override config', async t => {
+  const module = await Test.createTestingModule({
+    imports: [
+      ConfigModule.forRoot({
+        host: 'testing',
+      }),
+    ],
+  }).compile();
+  const config = module.get(Config);
+
+  ok(config.host, 'testing');
+});