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23 lines
817 B
23 lines
817 B
package comm
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import "testing"
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// 语言码传错阿里云不会报错，只会返回空或原文——排查极费劲，所以用测试钉住。
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func TestBCP47ToShortLang(t *testing.T) {
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cases := map[string]string{
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"zh-CN": "zh", "zh-TW": "zh", "zh-HK": "zh",
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"en-US": "en", "ja-JP": "ja", "ko-KR": "ko",
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"es-MX": "es", "pt-BR": "pt", "fil-PH": "fil",
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"en": "en", // 已经是短码，原样
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"zh": "zh",
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"EN-US": "en", // 大小写不敏感（表未命中时走主子标签并小写）
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"xx-YY": "xx", // 未收录的地区变体：取主语言，别变空串
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"": "", // 空进空出
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" en ": "en", // 去空白
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}
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for in, want := range cases {
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if got := BCP47ToShortLang(in); got != want {
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t.Errorf("BCP47ToShortLang(%q) = %q, want %q", in, got, want)
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}
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}
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}
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