fission-ai__openspec/test/core/view.test.ts

import { describe, it, expect, beforeEach, afterEach } from 'vitest';
import { promises as fs } from 'fs';
import path from 'path';
import os from 'os';
import { ViewCommand } from '../../src/core/view.js';

const stripAnsi = (input: string): string => input.replace(/\u001b\[[0-9;]*m/g, '');

describe('ViewCommand', () => {
  let tempDir: string;
  let originalLog: typeof console.log;
  let logOutput: string[] = [];

  beforeEach(async () => {
    tempDir = path.join(os.tmpdir(), `openspec-view-test-${Date.now()}`);
    await fs.mkdir(tempDir, { recursive: true });

    originalLog = console.log;
    console.log = (...args: any[]) => {
      logOutput.push(args.join(' '));
    };

    logOutput = [];
  });

  afterEach(async () => {
    console.log = originalLog;
    await fs.rm(tempDir, { recursive: true, force: true });
  });

  it('sorts active changes by completion percentage ascending with deterministic tie-breakers', async () => {
    const changesDir = path.join(tempDir, 'openspec', 'changes');
    await fs.mkdir(changesDir, { recursive: true });

    await fs.mkdir(path.join(changesDir, 'gamma-change'), { recursive: true });
    await fs.writeFile(
      path.join(changesDir, 'gamma-change', 'tasks.md'),
      '- [x] Done\n- [x] Also done\n- [ ] Not done\n'
    );

    await fs.mkdir(path.join(changesDir, 'beta-change'), { recursive: true });
    await fs.writeFile(
      path.join(changesDir, 'beta-change', 'tasks.md'),
      '- [x] Task 1\n- [ ] Task 2\n'
    );

    await fs.mkdir(path.join(changesDir, 'delta-change'), { recursive: true });
    await fs.writeFile(
      path.join(changesDir, 'delta-change', 'tasks.md'),
      '- [x] Task 1\n- [ ] Task 2\n'
    );

    await fs.mkdir(path.join(changesDir, 'alpha-change'), { recursive: true });
    await fs.writeFile(
      path.join(changesDir, 'alpha-change', 'tasks.md'),
      '- [ ] Task 1\n- [ ] Task 2\n'
    );

    const viewCommand = new ViewCommand();
    await viewCommand.execute(tempDir);

    const activeLines = logOutput
      .map(stripAnsi)
      .filter(line => line.includes('◉'));

    const activeOrder = activeLines.map(line => {
      const afterBullet = line.split('◉')[1] ?? '';
      return afterBullet.split('[')[0]?.trim();
    });

    expect(activeOrder).toEqual([
      'alpha-change',
      'beta-change',
      'delta-change',
      'gamma-change'
    ]);
  });
});