【调整】微信公众号图标调整

frontend/plugin/vite-plugin-i18n/__tests__/utils.extend.test.js

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+import { Utils } from '../src/utils/index.js'
+
+describe('Utils Extended Features', () => {
+	describe('chunkArray', () => {
+		it('应该正确分块数组', () => {
+			const array = [1, 2, 3, 4, 5, 6, 7]
+			const size = 3
+			const chunks = Utils.chunkArray(array, size)
+
+			expect(chunks).toHaveLength(3)
+			expect(chunks[0]).toEqual([1, 2, 3])
+			expect(chunks[1]).toEqual([4, 5, 6])
+			expect(chunks[2]).toEqual([7])
+		})
+
+		it('处理空数组', () => {
+			const chunks = Utils.chunkArray([], 2)
+			expect(chunks).toHaveLength(0)
+		})
+	})
+
+	describe('delay', () => {
+		it('应该延迟执行指定时间', async () => {
+			const start = Date.now()
+			await Utils.delay(100)
+			const duration = Date.now() - start
+
+			expect(duration).toBeGreaterThanOrEqual(100)
+		})
+	})
+
+	describe('extractChineseTexts', () => {
+		it('应该正确提取中文内容', () => {
+			const content = `
+        $t('你好世界')
+        $t("测试文本")
+        $t('Hello World')
+      `
+			const templateRegex = /\$t\(['"]([^'"]+)['"]\)/g
+
+			const texts = Utils.extractChineseTexts(content, templateRegex)
+			expect(texts.size).toBe(2)
+			expect(texts.has('你好世界')).toBe(true)
+			expect(texts.has('测试文本')).toBe(true)
+			expect(texts.has('Hello World')).toBe(false)
+		})
+	})
+
+	describe('mergeTranslations', () => {
+		it('应该正确合并翻译结果', () => {
+			const target = {
+				key1: 'old value 1',
+				key2: 'old value 2',
+			}
+			const source = {
+				key1: 'new value 1',
+				key3: 'new value 3',
+			}
+
+			const result = Utils.mergeTranslations(target, source)
+			expect(result).toEqual({
+				key1: 'new value 1',
+				key2: 'old value 2',
+				key3: 'new value 3',
+			})
+		})
+	})
+
+	describe('isValidLanguageCode', () => {
+		it('应该验证语言代码格式', () => {
+			expect(Utils.isValidLanguageCode('zhCN')).toBe(true)
+			expect(Utils.isValidLanguageCode('enUS')).toBe(true)
+			expect(Utils.isValidLanguageCode('zh-CN')).toBe(false)
+			expect(Utils.isValidLanguageCode('123')).toBe(false)
+		})
+	})
+
+	describe('formatError', () => {
+		it('应该正确格式化错误信息', () => {
+			const error = new Error('测试错误')
+			const formatted = Utils.formatError(error)
+
+			expect(formatted).toHaveProperty('message', '测试错误')
+			expect(formatted).toHaveProperty('stack')
+			expect(formatted).toHaveProperty('timestamp')
+			expect(new Date(formatted.timestamp)).toBeInstanceOf(Date)
+		})
+	})
+
+	describe('generateId', () => {
+		it('应该生成唯一的标识符', () => {
+			const id1 = Utils.generateId()
+			const id2 = Utils.generateId()
+
+			expect(id1).toMatch(/^translation_\d+$/)
+			expect(id2).toMatch(/^translation_\d+$/)
+			expect(id1).not.toBe(id2)
+		})
+	})
+})