feat: manually mirror opencoze's code from bytedance

Change-Id: I09a73aadda978ad9511264a756b2ce51f5761adf

frontend/packages/arch/i18n/__tests__/raw/index.test.ts

@@ -0,0 +1,109 @@
+/*
+ * Copyright 2025 coze-dev Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+ 
+import { describe, it, expect, vi, beforeEach } from 'vitest';
+
+import { I18n, initI18nInstance } from '../../src/raw';
+
+// 模拟本地化资源
+vi.mock('../../src/resource.ts', () => ({
+  default: {
+    en: { i18n: { test: 'Test' } },
+    'zh-CN': { i18n: { test: '测试' } },
+  },
+}));
+
+describe('raw/index', () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+  });
+
+  it('should export I18n', () => {
+    expect(I18n).toBeDefined();
+  });
+
+  it('should initialize I18n with default config', async () => {
+    await initI18nInstance();
+    expect(I18n.plugins).toEqual(
+      expect.arrayContaining([
+        expect.objectContaining({ type: 'languageDetector' }),
+      ]),
+    );
+    expect(I18n.i18nInstance.config).toEqual(
+      expect.objectContaining({
+        fallbackLng: 'en',
+        lng: 'en',
+        ns: 'i18n',
+        defaultNS: 'i18n',
+        resources: expect.any(Object),
+      }),
+    );
+  });
+
+  it('should initialize I18n with custom config', async () => {
+    const customConfig = {
+      lng: 'zh-CN' as const,
+      ns: 'custom',
+      debug: true,
+    };
+
+    await initI18nInstance(customConfig);
+
+    expect(I18n.plugins).toEqual(
+      expect.arrayContaining([
+        expect.objectContaining({ type: 'languageDetector' }),
+      ]),
+    );
+    expect(I18n.i18nInstance.config).toEqual(
+      expect.objectContaining({
+        fallbackLng: 'zh-CN',
+        lng: 'zh-CN',
+        ns: 'custom',
+        defaultNS: 'custom',
+        debug: true,
+        resources: expect.any(Object),
+      }),
+    );
+    expect(I18n.t('test', { ns: 'i18n' })).toEqual('测试');
+  });
+  it('should call addResourceBundle method', () => {
+    const lng = 'en';
+    const ns = 'test';
+    const resources = {
+      en: { i18n: { test: 'Test' } },
+    };
+    const deep = true;
+    const overwrite = false;
+
+    I18n.addResourceBundle(lng, ns, resources, deep, overwrite);
+    expect(I18n.t('test', { ns: 'i18n' })).toEqual('测试');
+    expect(I18n.t('unknown')).toEqual('unknown');
+  });
+  it('should get languages', () => {
+    let fireCallback = false;
+    I18n.setLang('en', () => {
+      fireCallback = true;
+    });
+    expect(I18n.t('test', { ns: 'i18n' })).toEqual('Test');
+    expect(fireCallback).toEqual(true);
+
+    I18n.setLangWithPromise('zh-CN').then(() => {
+      expect(I18n.t('test', { ns: 'i18n' })).toEqual('测试');
+    });
+    expect(I18n.dir('en', { ns: 'i18n' })).toEqual('ltr');
+    expect(I18n.language).toEqual('zh-CN');
+  });
+});