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- Collection campaignVoteSummarySnapshot (snapshot diário statewide) - Gravação idempotente on-read no loadCampaignHomeSummary + retenção 30d - UI: seta + magnitude ao lado do total B56 (aria-label completo) - Reusa rollup statewide para CG/candidato; assessor vê Δ global (opção A) Co-authored-by: Francisco Solla <fsolla@users.noreply.github.com>
33 lines
1.4 KiB
TypeScript
33 lines
1.4 KiB
TypeScript
import { describe, expect, it } from 'vitest'
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import {
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formatHomeSummaryDeltaMagnitude,
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homeSummaryDeltaAriaLabel,
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resolveHomeSummaryDeltaDirection,
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} from '@/lib/campaignHomeSummaryDelta'
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describe('campaignHomeSummaryDelta', () => {
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it('classifies direction from signed delta', () => {
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expect(resolveHomeSummaryDeltaDirection(1_500)).toBe('up')
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expect(resolveHomeSummaryDeltaDirection(-200)).toBe('down')
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expect(resolveHomeSummaryDeltaDirection(0)).toBe('flat')
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expect(resolveHomeSummaryDeltaDirection(null)).toBe('unavailable')
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})
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it('formats magnitude as absolute pt-BR integer votes', () => {
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expect(formatHomeSummaryDeltaMagnitude(12_345)).toBe('12.345')
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expect(formatHomeSummaryDeltaMagnitude(-12_345)).toBe('12.345')
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expect(formatHomeSummaryDeltaMagnitude(null)).toBeNull()
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})
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it('shows zero magnitude for a flat delta', () => {
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expect(formatHomeSummaryDeltaMagnitude(0)).toBe('0')
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})
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it('spells out aria labels with direction and magnitude', () => {
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expect(homeSummaryDeltaAriaLabel(500)).toBe('Aumento de 500 votos nos últimos 7 dias')
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expect(homeSummaryDeltaAriaLabel(-500)).toBe('Queda de 500 votos nos últimos 7 dias')
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expect(homeSummaryDeltaAriaLabel(0)).toBe('Sem variação nos últimos 7 dias')
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expect(homeSummaryDeltaAriaLabel(null)).toBe('Variação nos últimos 7 dias indisponível')
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})
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})
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