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26 changes: 19 additions & 7 deletions tests/unit.tests.js
Original file line number Diff line number Diff line change
Expand Up @@ -126,18 +126,30 @@ describe('unit tests', function () {
expect(defaultVoice).to.equal(voices[1])
})
it('sets a language-specific voice as default voice, if no .default is available', async () => {
let navigatorDefined = false
if (globalThis.navigator) {
sinon.stub(globalThis.navigator, 'language').get(() => 'de-DE')
} else {
sinon.define(globalThis, 'navigator', { language: 'de-DE' })
Object.defineProperty(globalThis, 'navigator', {
value: { language: 'de-DE' },
configurable: true,
writable: true
})
navigatorDefined = true
}

const voices = [{}, {}, { lang: 'de_DE' }]
await initScope({
speechSynthesis: { getVoices: () => voices }
})
const { defaultVoice } = EasySpeech.status()
expect(defaultVoice).to.equal(voices[2])
try {
const voices = [{}, {}, { lang: 'de_DE' }]
await initScope({
speechSynthesis: { getVoices: () => voices }
})
const { defaultVoice } = EasySpeech.status()
expect(defaultVoice).to.equal(voices[2])
} finally {
if (navigatorDefined) {
delete globalThis.navigator
}
}
})
it('sets he first available voice as default, if no lang is available', async () => {
const voices = [{}, {}, {}]
Expand Down
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