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import * as lang from './language';
test('correctly output basic vowels', () => {
expect(lang.vowelFeaturesToIpa({
height: lang.VowelHeight.Close,
depth: lang.VowelDepth.Front,
round: false,
long: false,
nasal: false,
})).toBe('i');
expect(lang.vowelFeaturesToIpa({
height: lang.VowelHeight.Mid,
depth: lang.VowelDepth.Central,
round: false,
long: false,
nasal: false,
})).toBe('ə');
expect(lang.vowelFeaturesToIpa({
height: lang.VowelHeight.Open,
depth: lang.VowelDepth.Back,
round: true,
long: false,
nasal: true,
})).toBe('ɒ̃');
expect(lang.vowelFeaturesToIpa({
height: lang.VowelHeight.CloseMid,
depth: lang.VowelDepth.Front,
round: false,
long: true,
nasal: false,
})).toBe('eː');
});
test('correctly output basic consonants', () => {
expect(lang.consonantFeaturesToIpa({
place: lang.ConsonantPlace.Bilabial,
manner: lang.ConsonantManner.Nasal,
voice: true,
})).toBe('m');
expect(lang.consonantFeaturesToIpa({
place: lang.ConsonantPlace.Uvular,
manner: lang.ConsonantManner.NonSibilantFricative,
voice: true,
})).toBe('ʁ');
expect(lang.consonantFeaturesToIpa({
place: lang.ConsonantPlace.Velar,
manner: lang.ConsonantManner.Plosive,
voice: false,
})).toBe('k');
});
test('fail to output impossible consonants', () => {
expect(lang.consonantFeaturesToIpa({
place: lang.ConsonantPlace.Retroflex,
manner: lang.ConsonantManner.NonSibilantAffricate,
voice: false,
})).toBe('');
expect(lang.consonantFeaturesToIpa({
place: lang.ConsonantPlace.Labiodental,
manner: lang.ConsonantManner.Trill,
voice: true,
})).toBe('');
expect(lang.consonantFeaturesToIpa({
place: lang.ConsonantPlace.Palatal,
manner: lang.ConsonantManner.Approximant,
voice: false,
})).toBe('');
});
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