File size: 1,971 Bytes
4e1096a | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 | import { describe, expect, it } from 'vitest';
import { estimateTTSTime } from '@/utils/ttsTime';
import { BookProgress } from '@/types/book';
const createProgress = (values: {
sectionMin: number;
totalMin: number;
pageCurrent: number;
pageTotal: number;
}) => {
return {
timeinfo: {
section: values.sectionMin,
total: values.totalMin,
},
pageinfo: {
current: values.pageCurrent,
total: values.pageTotal,
},
} as BookProgress;
};
describe('estimateTTSTime', () => {
it('estimates chapter and book remaining time at 1x', () => {
const progress = createProgress({
sectionMin: 10,
totalMin: 60,
pageCurrent: 49,
pageTotal: 100,
});
const result = estimateTTSTime(progress, 1, 1_700_000_000_000);
expect(result.chapterRemainingSec).toBe(600);
expect(result.bookRemainingSec).toBe(3600);
expect(result.finishAtTimestamp).toBe(1_700_003_600_000);
});
it('scales estimates by playback rate', () => {
const progress = createProgress({
sectionMin: 12,
totalMin: 90,
pageCurrent: 44,
pageTotal: 90,
});
const result = estimateTTSTime(progress, 1.5, 1000);
expect(result.chapterRemainingSec).toBe(480);
expect(result.bookRemainingSec).toBe(3600);
expect(result.finishAtTimestamp).toBe(3_601_000);
});
it('falls back safely for missing progress', () => {
const result = estimateTTSTime(null, 2, 1000);
expect(result.chapterRemainingSec).toBeNull();
expect(result.bookRemainingSec).toBeNull();
expect(result.finishAtTimestamp).toBeNull();
});
it('uses book remaining to compute finish time', () => {
const progress = createProgress({
sectionMin: 1,
totalMin: 2,
pageCurrent: 99,
pageTotal: 100,
});
const result = estimateTTSTime(progress, 1, 1000);
expect(result.bookRemainingSec).toBe(120);
expect(result.finishAtTimestamp).toBe(121000);
});
});
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