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28 lines
954 B
TypeScript
28 lines
954 B
TypeScript
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import { isLanguageTag, languageTagGuard } from './utility.js';
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describe('isLanguageTag', () => {
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it('should pass when input is a valid language key', () => {
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expect(isLanguageTag('en-GB')).toBeTruthy();
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expect(isLanguageTag('zh-CN')).toBeTruthy();
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});
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it('should fail when input is not a valid language key', () => {
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for (const invalidLanguageKey of [undefined, '', 'xx-XX']) {
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expect(isLanguageTag(invalidLanguageKey)).toBeFalsy();
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}
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});
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});
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describe('languageTagGuard', () => {
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it('should pass when input is a valid language key', () => {
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expect(languageTagGuard.safeParse('en-GB').success).toBeTruthy();
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expect(languageTagGuard.safeParse('zh-CN').success).toBeTruthy();
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});
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it('should fail when input is not a valid language key', () => {
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for (const invalidLanguageKey of [undefined, '', 'xx-XX']) {
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expect(languageTagGuard.safeParse(invalidLanguageKey).success).toBeFalsy();
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}
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});
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});
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