scripts/build/tests/plugins_test.js

// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

import {assert} from 'chai';
import path from 'node:path';

import {devtoolsPlugin, esbuildPlugin} from '../devtools_plugin.js';

describe('devtools_plugin can compute paths with', () => {
  it('same directory import', () => {
    assert.deepEqual(
        devtoolsPlugin('./AnotherFile.js', 'front_end/core/sdk/FirstFile.js'),
        {
          id: path.join('front_end', 'core', 'sdk', 'AnotherFile.js'),
          external: false,
        },
    );
  });

  it('different directory import', () => {
    assert.deepEqual(
        devtoolsPlugin('../common/common.js', 'front_end/core/sdk/FirstFile.js'),
        {
          id: path.join('front_end', 'core', 'common', 'common.js'),
          external: true,
        },
    );
  });

  it('node built-in modules', () => {
    assert.deepEqual(devtoolsPlugin('fs', 'scripts/some-script.js'), {
      id: 'fs',
      external: true,
    });
  });

  it('importing generated files', () => {
    assert.strictEqual(
        devtoolsPlugin(
            '../../generated/Protocol.js',
            'front_end/core/sdk/FirstFile.js',
            ),
        null,
    );
  });

  it('importing lighthouse files', () => {
    assert.deepEqual(
        devtoolsPlugin(
            './front_end/third_party/lighthouse/lighthouse-dt-bundle.js',
            'front_end/core/sdk/FirstFile.js',
            ),
        {
          id: path.join(
              'front_end',
              'core',
              'sdk',
              'front_end',
              'third_party',
              'lighthouse',
              'lighthouse-dt-bundle.js',
              ),
          external: true,
        },
    );
  });
});

describe('esbuild_plugin can compute paths with', () => {
  const srcdir = import.meta.dirname;
  const outdir = path.join(srcdir, 'out');
  const plugin = esbuildPlugin(outdir);
  it('same directory import', () => {
    assert.deepEqual(
        plugin({
          path: './AnotherFile.js',
          importer: path.join(srcdir, 'front_end/core/sdk/FirstFile.js'),
        }),
        {path: path.join(srcdir, 'front_end', 'core', 'sdk', 'AnotherFile.js')},
    );
  });

  it('different directory import', () => {
    assert.deepEqual(
        plugin({
          path: '../common/common.js',
          importer: path.join(srcdir, 'front_end/core/sdk/FirstFile.js'),
        }),
        {
          path: './' + path.join('..', 'front_end', 'core', 'common', 'common.js'),
          external: true,
        },
    );
  });

  it('node built-in modules', () => {
    assert.deepEqual(
        plugin({
          path: 'fs',
          importer: path.join(srcdir, 'scripts/some-script.js'),
        }),
        {path: 'fs', external: true},
    );
  });

  it('codemirror modules', () => {
    assert.deepEqual(
        plugin({
          path: '../../lib/codemirror',
          importer: path.join(srcdir, 'scripts/some-script.js'),
        }),
        {path: '../../lib/codemirror', external: true},
    );
  });

  it('importing generated files', () => {
    assert.strictEqual(
        plugin({
          path: '../../generated/Protocol.js',
          importer: path.join(srcdir, 'front_end/core/sdk/FirstFile.js'),
        }),
        null,
    );
  });

  it('importing lighthouse files', () => {
    assert.deepEqual(
        plugin({
          path: './front_end/third_party/lighthouse/lighthouse-dt-bundle.js',
          importer: path.join(srcdir, 'front_end/core/sdk/FirstFile.js'),
        }),
        {
          path: './' +
              path.join(
                  '..',
                  'front_end',
                  'core',
                  'sdk',
                  'front_end',
                  'third_party',
                  'lighthouse',
                  'lighthouse-dt-bundle.js',
                  ),
          external: true,
        },
    );
  });
});