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import Foundation
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// 模拟测试本地化回退机制
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func testLocalizationFallback() {
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print("=== 测试本地化回退机制 ===")
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// 模拟LanguageManager的localizedString方法
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func localizedString(for key: String, language: String) -> String {
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let bundle = Bundle.main
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// 首先尝试从当前语言获取字符串
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if let path = bundle.path(forResource: language, ofType: "lproj"),
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let languageBundle = Bundle(path: path) {
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let localizedString = languageBundle.localizedString(forKey: key, value: nil, table: nil)
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// 如果返回的字符串不是key本身，说明找到了本地化条目
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if localizedString != key {
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print("✅ 在 \(language) 中找到 '\(key)': '\(localizedString)'")
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return localizedString
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} else {
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print("❌ 在 \(language) 中未找到 '\(key)'")
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}
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}
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// 如果当前语言没有找到条目，回退到英语
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if let path = bundle.path(forResource: "en", ofType: "lproj"),
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let languageBundle = Bundle(path: path) {
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let englishString = languageBundle.localizedString(forKey: key, value: nil, table: nil)
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// 如果英语也没有找到，返回key本身
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if englishString != key {
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print("🔄 回退到英语: '\(key)' -> '\(englishString)'")
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return englishString
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}
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}
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// 最后回退到key本身
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print("⚠️ 最终回退到key: '\(key)'")
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return key
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}
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// 测试用例
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let testKeys = ["settings", "scan", "create", "nonexistent_key"]
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let testLanguages = ["ja", "ko", "en"]
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for language in testLanguages {
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print("\n--- 测试语言: \(language) ---")
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for key in testKeys {
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let result = localizedString(for: key, language: language)
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print("结果: '\(key)' -> '\(result)'")
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}
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}
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}
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// 运行测试
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testLocalizationFallback()
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