spb/spbgit Public MIT

1/**2 * ─────────────────────────────────────────────3 *  SPB Git — Personal Git Platform4 * ─────────────────────────────────────────────5 *  Author  : Simon-Pierre Boucher6 *  Contact : contact@spboucher.ai7 *  File    : test/unit/activity.test.mjs8 *  Purpose : Unit tests — contribution calendar building9 *  License : MIT © Simon-Pierre Boucher10 * ─────────────────────────────────────────────11 */1213import { describe, it, expect } from 'vitest';14import { bucketByDay, buildCalendar, calendarSvg } from '../../src/stats/activity.mjs';1516describe('bucketByDay', () => {17  it('groups unix timestamps by UTC day', () => {18    const noon = Date.UTC(2026, 0, 15, 12) / 1000;19    const evening = Date.UTC(2026, 0, 15, 22) / 1000;20    const nextDay = Date.UTC(2026, 0, 16, 1) / 1000;21    const days = bucketByDay([noon, evening, nextDay]);22    expect(days.get('2026-01-15')).toBe(2);23    expect(days.get('2026-01-16')).toBe(1);24  });25});2627describe('buildCalendar', () => {28  it('builds 52 weeks ending today with levels 0-4', () => {29    const today = new Date(Date.UTC(2026, 7, 9));30    const days = new Map([31      ['2026-08-09', 12],32      ['2026-08-08', 3],33      ['2026-08-01', 1],34    ]);35    const cal = buildCalendar(days, today);36    expect(cal.weeks).toHaveLength(52);37    expect(cal.total).toBe(16);38    expect(cal.max).toBe(12);39    const flat = cal.weeks.flat().filter(Boolean);40    const busiest = flat.find((d) => d.date === '2026-08-09');41    expect(busiest.level).toBe(4);42    const light = flat.find((d) => d.date === '2026-08-01');43    expect(light.level).toBe(1);44    // Last cell of the grid is today.45    expect(flat[flat.length - 1].date).toBe('2026-08-09');46  });47});4849describe('calendarSvg', () => {50  it('renders an accessible SVG with tooltips', () => {51    const cal = buildCalendar(new Map([['2026-08-09', 2]]), new Date(Date.UTC(2026, 7, 9)));52    const svg = calendarSvg(cal);53    expect(svg).toContain('<svg');54    expect(svg).toContain('role="img"');55    expect(svg).toContain('<title>2 commits on 2026-08-09</title>');56  });57});58