94 lines
5.2 KiB
Swift
94 lines
5.2 KiB
Swift
// Copyright (C) 2026 ysicing
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// SPDX-License-Identifier: AGPL-3.0-or-later
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import Foundation
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import Testing
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@testable import Localization
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struct LanguageSupportTests {
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@Test func containsExactlyNineLanguagesAndAutomaticDetection() {
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#expect(AppLanguage.allCases.count == 10)
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#expect(Set(AppLanguage.allCases.filter { $0 != .system }.map(\.languageCode)) ==
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Set(["zh-Hans", "zh-Hant", "ja", "ko", "en", "de", "es", "fr", "ar"]))
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#expect(AppLanguage(rawValue: "chinese") == .chinese)
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#expect(AppLanguage(rawValue: "english") == .english)
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#expect(AppLanguage(rawValue: "system") == .system)
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}
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@Test func resolvesscriptsRegionsAndPreferenceOrder() {
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for value in ["zh-Hant", "zh-TW", "zh-HK", "zh_MO", "zh-Hant-CN"] {
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#expect(AppLanguage.resolve(preferredLanguages: [value]) == .traditionalChinese)
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}
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for value in ["zh-Hans", "zh-CN", "zh-SG", "zh-Hans-TW", "zh"] {
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#expect(AppLanguage.resolve(preferredLanguages: [value]) == .chinese)
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}
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#expect(AppLanguage.resolve(preferredLanguages: ["ru-RU", "ja-JP", "en"]) == .japanese)
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#expect(AppLanguage.resolve(preferredLanguages: ["es-MX", "zh-CN"]) == .spanish)
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#expect(AppLanguage.resolve(preferredLanguages: ["ar-EG"]) == .arabic)
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#expect(AppLanguage.resolve(preferredLanguages: ["ko-KR"]) == .korean)
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#expect(AppLanguage.resolve(preferredLanguages: ["de-CH"]) == .german)
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#expect(AppLanguage.resolve(preferredLanguages: ["fr-CA"]) == .french)
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#expect(AppLanguage.resolve(preferredLanguages: ["ru"]) == .english)
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#expect(AppLanguage.resolve(preferredLanguages: []) == .english)
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}
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@Test func searchesNativeChineseEnglishAndAccents() {
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#expect(AppLanguage.japanese.matches(search: "日语"))
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#expect(AppLanguage.japanese.matches(search: "日本"))
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#expect(AppLanguage.german.matches(search: "german"))
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#expect(AppLanguage.german.matches(search: "DEUTSCH"))
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#expect(AppLanguage.french.matches(search: "francais"))
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#expect(AppLanguage.spanish.matches(search: "espanol"))
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#expect(AppLanguage.arabic.matches(search: "العربية"))
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#expect(AppLanguage.traditionalChinese.matches(search: "繁体"))
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#expect(AppLanguage.system.matches(search: "auto"))
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#expect(AppLanguage.allCases.allSatisfy { $0.matches(search: " ") })
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#expect(AppLanguage.allCases.contains { $0.matches(search: "zzzzzz") } == false)
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}
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@Test func setsProcessLocaleWithoutChangingOtherPreferences() {
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let name = "LanguageSupportTests.\(UUID().uuidString)"
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let defaults = UserDefaults(suiteName: name)!
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defer { defaults.removePersistentDomain(forName: name) }
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defaults.set("keep", forKey: "unrelated")
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AppLanguage.traditionalChinese.applyToProcessLocale(defaults: defaults)
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#expect(defaults.stringArray(forKey: "AppleLanguages") == ["zh-Hant"])
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#expect(defaults.string(forKey: "AppleLocale")?.hasPrefix("zh_Hant_") == true)
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AppLanguage.arabic.applyToProcessLocale(defaults: defaults)
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#expect(defaults.stringArray(forKey: "AppleLanguages") == ["ar"])
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AppLanguage.system.applyToProcessLocale(defaults: defaults)
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// 移除应用覆盖后 UserDefaults 会继承全局值，应检查自身域而不是合并后的查询结果。
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#expect(defaults.persistentDomain(forName: name)?["AppleLanguages"] == nil)
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#expect(defaults.persistentDomain(forName: name)?["AppleLocale"] == nil)
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#expect(defaults.string(forKey: "unrelated") == "keep")
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#expect(AppLanguage.arabic.isRightToLeft)
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#expect(AppLanguage.french.isRightToLeft == false)
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#expect(L10n.locale(for: .french).language.languageCode?.identifier == "fr")
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}
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@Test func templatesPreserveLiteralBracesAndTranslateNestedValues() {
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let table = Translations(tables: ["内存\tMemory\n打开 {}\tOpen {}\n{} / {}\t{2} then {1}"])
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#expect(table.translate("打开 config{}.json") == "Open config{}.json")
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#expect(table.translate("打开 内存") == "Open Memory")
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#expect(table.translate("first / second") == "second then first")
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let rtl = Translations(tables: ["地址：{}\tالعنوان: {}"], rightToLeft: true)
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#expect(rtl.translate("地址：192.0.2.1") == "العنوان: \u{2068}192.0.2.1\u{2069}")
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}
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@Test func rejectsBrokenPlaceholdersAndEmptyTranslations() {
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let table = Translations(tables: ["下载 {}\tDownload\n{} / {}\t{1} twice {1}\n设置\t\n内存\tMemory"])
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#expect(table.sourceKeys == ["内存"])
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#expect(table.translate("下载 file.zip") == nil)
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}
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@Test(arguments: AppLanguage.allCases.filter { $0 != .system && $0 != .chinese })
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func everyLanguageHasCompleteCatalog(_ language: AppLanguage) throws {
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let catalog = try #require(Translations.catalog(for: language))
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#expect(catalog.sourceKeys == Translations.shared.sourceKeys)
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for key in ["语言", "应用 UI 语言", "自动检测", "搜索语言", "没有匹配的语言",
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"设置", "内存", "下载并应用", "XStats 基于 OpenStats 开发，感谢原项目的开源贡献 · MIT License"] {
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#expect(catalog.translate(key)?.isEmpty == false)
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}
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}
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}
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