opencode-ui/session-grouper.test.js at main · dalpat/opencode-ui · GitHub

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const { describe, it } = require('node:test');
const assert = require('node:assert');
const { groupSessions } = require('./session-grouper');

describe('session-grouper', () => {
  it('returns empty array for empty sessions', () => {
    const result = groupSessions([]);
    assert.deepStrictEqual(result, []);
  });

  it('places today sessions in Today group', () => {
    const now = '2026-05-12T12:00:00.000Z';
    const sessions = [
      { id: 's1', modified: '2026-05-12T10:00:00.000Z', title: 'A' }
    ];
    const result = groupSessions(sessions, { now });
    assert.strictEqual(result.length, 1);
    assert.strictEqual(result[0].name, 'Today');
    assert.strictEqual(result[0].sessions.length, 1);
    assert.strictEqual(result[0].sessions[0].id, 's1');
    assert.strictEqual(result[0].expanded, true);
  });

  it('places yesterday sessions in Yesterday group', () => {
    const now = '2026-05-12T12:00:00.000Z';
    const sessions = [
      { id: 's1', modified: '2026-05-11T10:00:00.000Z', title: 'A' }
    ];
    const result = groupSessions(sessions, { now });
    assert.strictEqual(result.length, 1);
    assert.strictEqual(result[0].name, 'Yesterday');
    assert.strictEqual(result[0].expanded, true);
  });

  it('places this-week sessions in This Week group', () => {
    // 2026-05-12 is a Tuesday in UTC
    const now = '2026-05-12T12:00:00.000Z';
    const sessions = [
      { id: 's1', modified: '2026-05-10T10:00:00.000Z', title: 'Sunday' }
    ];
    const result = groupSessions(sessions, { now });
    assert.strictEqual(result.length, 1);
    assert.strictEqual(result[0].name, 'This Week');
    assert.strictEqual(result[0].sessions.length, 1);
    assert.strictEqual(result[0].sessions[0].id, 's1');
    assert.strictEqual(result[0].expanded, false);
  });

  it('groups earlier sessions by month', () => {
    const now = '2026-05-12T12:00:00.000Z';
    const sessions = [
      { id: 's1', modified: '2026-04-20T10:00:00.000Z', title: 'April' },
      { id: 's2', modified: '2026-03-15T10:00:00.000Z', title: 'March' }
    ];
    const result = groupSessions(sessions, { now });
    assert.strictEqual(result.length, 2);
    assert.strictEqual(result[0].name, 'April 2026');
    assert.strictEqual(result[0].sessions.length, 1);
    assert.strictEqual(result[1].name, 'March 2026');
    assert.strictEqual(result[1].sessions.length, 1);
    assert.strictEqual(result[1].expanded, false);
  });

  it('sorts month groups descending by date', () => {
    const now = '2026-05-12T12:00:00.000Z';
    const sessions = [
      { id: 's1', modified: '2026-03-15T10:00:00.000Z', title: 'March' },
      { id: 's2', modified: '2026-04-20T10:00:00.000Z', title: 'April' }
    ];
    const result = groupSessions(sessions, { now });
    assert.strictEqual(result[0].name, 'April 2026');
    assert.strictEqual(result[1].name, 'March 2026');
  });

  it('handles all buckets simultaneously', () => {
    const now = '2026-05-12T12:00:00.000Z';
    const sessions = [
      { id: 's1', modified: '2026-05-12T10:00:00.000Z', title: 'Today' },
      { id: 's2', modified: '2026-05-11T10:00:00.000Z', title: 'Yesterday' },
      { id: 's3', modified: '2026-05-10T10:00:00.000Z', title: 'Sunday' },
      { id: 's4', modified: '2026-04-20T10:00:00.000Z', title: 'April' }
    ];
    const result = groupSessions(sessions, { now });
    assert.strictEqual(result.length, 4);
    assert.strictEqual(result[0].name, 'Today');
    assert.strictEqual(result[1].name, 'Yesterday');
    assert.strictEqual(result[2].name, 'This Week');
    assert.strictEqual(result[3].name, 'April 2026');
  });

  it('respects custom expandedGroups config', () => {
    const now = '2026-05-12T12:00:00.000Z';
    const sessions = [
      { id: 's1', modified: '2026-05-12T10:00:00.000Z', title: 'A' },
      { id: 's2', modified: '2026-05-11T10:00:00.000Z', title: 'B' }
    ];
    const result = groupSessions(sessions, { now, expandedGroups: ['Today'] });
    assert.strictEqual(result[0].expanded, true);
    assert.strictEqual(result[1].expanded, false);
  });

  it('omits empty groups', () => {
    const now = '2026-05-12T12:00:00.000Z';
    const sessions = [
      { id: 's1', modified: '2026-04-20T10:00:00.000Z', title: 'April' }
    ];
    const result = groupSessions(sessions, { now });
    assert.strictEqual(result.length, 1);
    assert.strictEqual(result[0].name, 'April 2026');
  });

  it('handles year boundaries correctly', () => {
    const now = '2026-01-02T12:00:00.000Z';
    const sessions = [
      { id: 's1', modified: '2025-12-31T10:00:00.000Z', title: 'Last Year' }
    ];
    const result = groupSessions(sessions, { now });
    assert.strictEqual(result.length, 1);
    assert.strictEqual(result[0].name, 'This Week');
  });

  it('handles Sunday as start of week boundary', () => {
    const now = '2026-05-12T12:00:00.000Z';
    const sessions = [
      { id: 's1', modified: '2026-05-10T10:00:00.000Z', title: 'Sunday' },
      { id: 's2', modified: '2026-05-09T10:00:00.000Z', title: 'Saturday' }
    ];
    const result = groupSessions(sessions, { now });
    assert.strictEqual(result.length, 2);
    assert.strictEqual(result[0].name, 'This Week');
    assert.strictEqual(result[0].sessions[0].id, 's1');
    assert.strictEqual(result[1].name, 'May 2026');
    assert.strictEqual(result[1].sessions[0].id, 's2');
  });

  it('groups multiple sessions in same month', () => {
    const now = '2026-05-12T12:00:00.000Z';
    const sessions = [
      { id: 's1', modified: '2026-04-01T10:00:00.000Z', title: 'A' },
      { id: 's2', modified: '2026-04-20T10:00:00.000Z', title: 'B' }
    ];
    const result = groupSessions(sessions, { now });
    assert.strictEqual(result.length, 1);
    assert.strictEqual(result[0].sessions.length, 2);
  });
});