Files
waoowaoo/tests/unit/billing/cost.test.ts

127 lines
4.2 KiB
TypeScript

import { describe, expect, it } from 'vitest'
import {
USD_TO_CNY,
calcImage,
calcLipSync,
calcText,
calcVideo,
calcVoice,
calcVoiceDesign,
} from '@/lib/billing/cost'
describe('billing/cost', () => {
it('calculates text cost by known model price table', () => {
const cost = calcText('anthropic/claude-sonnet-4', 1_000_000, 1_000_000)
expect(cost).toBeCloseTo((3 + 15) * USD_TO_CNY, 8)
})
it('throws when text model pricing is unknown', () => {
expect(() => calcText('unknown-model', 500_000, 250_000)).toThrow('Unknown text model pricing')
})
it('throws when image model pricing is unknown', () => {
expect(() => calcImage('missing-image-model', 3)).toThrow('Unknown image model pricing')
})
it('supports resolution-aware video pricing', () => {
const cost720 = calcVideo('doubao-seedance-1-0-pro-fast-251015', '720p', 2)
const cost1080 = calcVideo('doubao-seedance-1-0-pro-fast-251015', '1080p', 2)
expect(cost720).toBeCloseTo(0.86, 8)
expect(cost1080).toBeCloseTo(2.06, 8)
expect(() => calcVideo('doubao-seedance-1-0-pro-fast-251015', '2k', 1)).toThrow('Unsupported video resolution pricing')
expect(() => calcVideo('unknown-video-model', '720p', 1)).toThrow('Unknown video model pricing')
})
it('scales ark video pricing by selected duration when tiers omit duration', () => {
const shortDuration = calcVideo('doubao-seedance-1-0-pro-250528', '480p', 1, {
generationMode: 'normal',
resolution: '480p',
duration: 2,
})
const longDuration = calcVideo('doubao-seedance-1-0-pro-250528', '1080p', 1, {
generationMode: 'normal',
resolution: '1080p',
duration: 12,
})
expect(shortDuration).toBeCloseTo(0.292, 8)
expect(longDuration).toBeCloseTo(8.808, 8)
})
it('uses Ark 1.5 official default generateAudio=true when audio is omitted', () => {
const defaultAudio = calcVideo('doubao-seedance-1-5-pro-251215', '720p', 1, {
generationMode: 'normal',
resolution: '720p',
})
const muteAudio = calcVideo('doubao-seedance-1-5-pro-251215', '720p', 1, {
generationMode: 'normal',
resolution: '720p',
generateAudio: false,
})
expect(defaultAudio).toBeCloseTo(1.73, 8)
expect(muteAudio).toBeCloseTo(0.86, 8)
})
it('supports Ark Seedance 1.0 Lite i2v pricing and duration scaling', () => {
const shortDuration = calcVideo('doubao-seedance-1-0-lite-i2v-250428', '480p', 1, {
generationMode: 'normal',
resolution: '480p',
duration: 2,
})
const longDuration = calcVideo('doubao-seedance-1-0-lite-i2v-250428', '1080p', 1, {
generationMode: 'firstlastframe',
resolution: '1080p',
duration: 12,
})
expect(shortDuration).toBeCloseTo(0.196, 8)
expect(longDuration).toBeCloseTo(5.88, 8)
})
it('rejects unsupported Ark capability values before pricing', () => {
expect(() => calcVideo('doubao-seedance-1-0-lite-i2v-250428', '720p', 1, {
generationMode: 'normal',
resolution: '720p',
duration: 1,
})).toThrow('Unsupported video capability pricing')
})
it('supports minimax capability-aware video pricing', () => {
const hailuoNormal = calcVideo('minimax-hailuo-2.3', '768p', 1, {
generationMode: 'normal',
resolution: '768p',
duration: 6,
})
const hailuoFirstLast = calcVideo('minimax-hailuo-02', '768p', 1, {
generationMode: 'firstlastframe',
resolution: '768p',
duration: 10,
})
const t2v = calcVideo('t2v-01', '720p', 1, {
generationMode: 'normal',
resolution: '720p',
duration: 6,
})
expect(hailuoNormal).toBeCloseTo(2.0, 8)
expect(hailuoFirstLast).toBeCloseTo(4.0, 8)
expect(t2v).toBeCloseTo(3.0, 8)
expect(() => calcVideo('minimax-hailuo-02', '512p', 1, {
generationMode: 'firstlastframe',
resolution: '512p',
duration: 6,
})).toThrow('Unsupported video capability pricing')
})
it('returns deterministic fixed costs for call-based APIs', () => {
expect(calcVoiceDesign()).toBeGreaterThan(0)
expect(calcLipSync()).toBeGreaterThan(0)
expect(calcLipSync('vidu::vidu-lipsync')).toBeGreaterThan(0)
})
it('calculates voice costs from quantities', () => {
expect(calcVoice(30)).toBeGreaterThan(0)
})
})