minuto/build.test.js at main · delaudio/minuto · GitHub

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import { describe, test, expect, beforeAll, afterAll } from 'bun:test';
import fs from 'fs';
import path from 'path';
import { execSync } from 'child_process';

const TEST_DIR = path.join(import.meta.dir, 'test-fixtures');
const TEST_BUILD_DIR = path.join(TEST_DIR, 'build');

describe('Build Script', () => {
  beforeAll(() => {
    // Create test fixtures
    if (!fs.existsSync(TEST_DIR)) {
      fs.mkdirSync(TEST_DIR, { recursive: true });
    }

    // Create test content
    fs.mkdirSync(path.join(TEST_DIR, 'content'), { recursive: true });
    fs.writeFileSync(
      path.join(TEST_DIR, 'content', 'test.md'),
      `---
title: Test Page
date: 2024-01-01
template: default
---

# Hello World

This is a test.`
    );
    fs.writeFileSync(
      path.join(TEST_DIR, 'content', 'data-test.md'),
      `---
title: Data Test
template: data-page
---

Using site data.`
    );

    // Create test template
    fs.mkdirSync(path.join(TEST_DIR, 'templates'), { recursive: true });
    fs.writeFileSync(
      path.join(TEST_DIR, 'templates', 'default.hbs'),
      `<!DOCTYPE html>
<html>
<head><title>{{title}}</title></head>
<body>{{{content}}}</body>
</html>`
    );
    fs.writeFileSync(
      path.join(TEST_DIR, 'templates', 'data-page.hbs'),
      `<!DOCTYPE html>
<html>
<head><title>{{title}}</title></head>
<body>
<div class="site-name">{{site.data.site.name}}</div>
{{{content}}}
</body>
</html>`
    );
    fs.writeFileSync(
      path.join(TEST_DIR, 'templates', 'report.hbs'),
      `<!DOCTYPE html>
<html>
<head><title>{{item.title}}</title></head>
<body>
<h1>{{item.title}}</h1>
<div class="slug">{{slug}}</div>
<div class="site-name">{{site.data.site.name}}</div>
</body>
</html>`
    );

    fs.mkdirSync(path.join(TEST_DIR, 'data', 'reports'), { recursive: true });
    fs.writeFileSync(
      path.join(TEST_DIR, 'data', 'site.json'),
      JSON.stringify({ name: 'Fixture Site' }, null, 2)
    );
    fs.writeFileSync(
      path.join(TEST_DIR, 'data', 'reports', 'songs.json'),
      JSON.stringify({
        'song-a': { title: 'Song A' },
        'song-b': { title: 'Song B' }
      }, null, 2)
    );

    fs.mkdirSync(path.join(TEST_DIR, 'collections'), { recursive: true });
    fs.writeFileSync(
      path.join(TEST_DIR, 'collections', 'reports.json'),
      JSON.stringify({
        source: 'reports.songs',
        template: 'report',
        output: 'reports/:slug.html'
      }, null, 2)
    );

    // Create test static file
    fs.mkdirSync(path.join(TEST_DIR, 'static'), { recursive: true });
    fs.writeFileSync(
      path.join(TEST_DIR, 'static', 'style.css'),
      'body { margin: 0; }'
    );
  });

  afterAll(() => {
    // Clean up test fixtures
    if (fs.existsSync(TEST_DIR)) {
      fs.rmSync(TEST_DIR, { recursive: true });
    }
  });

  test('should create build directory', () => {
    // Run build with test fixtures
    const buildScript = path.join(import.meta.dir, 'build.js');
    const originalCwd = process.cwd();

    try {
      process.chdir(TEST_DIR);
      execSync(`node ${buildScript}`, {
        env: { ...process.env },
        cwd: TEST_DIR
      });
    } finally {
      process.chdir(originalCwd);
    }

    expect(fs.existsSync(TEST_BUILD_DIR)).toBe(true);
  });

  test('should process markdown files', () => {
    const outputFile = path.join(TEST_BUILD_DIR, 'test.html');
    expect(fs.existsSync(outputFile)).toBe(true);

    const content = fs.readFileSync(outputFile, 'utf8');
    expect(content).toContain('<title>Test Page</title>');
    expect(content).toContain('<h1>Hello World</h1>');
  });

  test('should copy static files', () => {
    const staticFile = path.join(TEST_BUILD_DIR, 'style.css');
    expect(fs.existsSync(staticFile)).toBe(true);

    const content = fs.readFileSync(staticFile, 'utf8');
    expect(content).toBe('body { margin: 0; }');
  });

  test('should generate sitemap', () => {
    const sitemapFile = path.join(TEST_BUILD_DIR, 'sitemap.xml');
    expect(fs.existsSync(sitemapFile)).toBe(true);

    const content = fs.readFileSync(sitemapFile, 'utf8');
    expect(content).toContain('<?xml version="1.0"');
    expect(content).toContain('<loc>');
  });

  test('should register partials from subdirectories', () => {
    // Create test partial in subdirectory
    const partialsDir = path.join(TEST_DIR, 'templates', 'partials');
    const blogDir = path.join(partialsDir, 'blog');
    fs.mkdirSync(blogDir, { recursive: true });
    fs.writeFileSync(
      path.join(blogDir, 'header.hbs'),
      '<header>Blog Header</header>'
    );
    fs.writeFileSync(
      path.join(partialsDir, 'footer.hbs'),
      '<footer>Footer</footer>'
    );

    // Create content that uses the partial
    fs.writeFileSync(
      path.join(TEST_DIR, 'content', 'partial-test.md'),
      `---
title: Partial Test
template: with-partial
---

Test content`
    );

    // Create template that uses partials
    fs.writeFileSync(
      path.join(TEST_DIR, 'templates', 'with-partial.hbs'),
      `<!DOCTYPE html>
<html>
<head><title>{{title}}</title></head>
<body>
{{> blog/header}}
{{{content}}}
{{> footer}}
</body>
</html>`
    );

    // Run build
    const buildScript = path.join(import.meta.dir, 'build.js');
    const originalCwd = process.cwd();

    try {
      process.chdir(TEST_DIR);
      execSync(`node ${buildScript}`, {
        env: { ...process.env },
        cwd: TEST_DIR
      });
    } finally {
      process.chdir(originalCwd);
    }

    // Check output includes both partials
    const outputFile = path.join(TEST_BUILD_DIR, 'partial-test.html');
    expect(fs.existsSync(outputFile)).toBe(true);

    const content = fs.readFileSync(outputFile, 'utf8');
    expect(content).toContain('<header>Blog Header</header>');
    expect(content).toContain('<footer>Footer</footer>');
  });

  test('should expose data files to templates under site.data', () => {
    const outputFile = path.join(TEST_BUILD_DIR, 'data-test.html');
    expect(fs.existsSync(outputFile)).toBe(true);

    const content = fs.readFileSync(outputFile, 'utf8');
    expect(content).toContain('<div class="site-name">Fixture Site</div>');
  });

  test('should generate collection-driven pages from structured data', () => {
    const outputA = path.join(TEST_BUILD_DIR, 'reports', 'song-a.html');
    const outputB = path.join(TEST_BUILD_DIR, 'reports', 'song-b.html');

    expect(fs.existsSync(outputA)).toBe(true);
    expect(fs.existsSync(outputB)).toBe(true);

    const contentA = fs.readFileSync(outputA, 'utf8');
    expect(contentA).toContain('<h1>Song A</h1>');
    expect(contentA).toContain('<div class="slug">song-a</div>');
    expect(contentA).toContain('<div class="site-name">Fixture Site</div>');
  });
});