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('');
});