Issue #3525727 by alexpott, mxr576, grimreaper, phenaproxima, b_sharpe: Recipe...

  }

  /**

   * Checks that the composer content and root package match.

   * Checks that the composer content exists in the root package.

   *

   * @param string $composer_content

   *   The root composer content.

   */

  private static function checkRootPackage(string $composer_content, RootPackageInterface $root_package): bool {

    $composer = JsonFile::parseJson($composer_content);

    return empty(array_diff_key($root_package->getRequires(), $composer['require'] ?? [])) && empty(array_diff_key($root_package->getDevRequires(), $composer['require-dev'] ?? []));

    return empty(array_diff_key($composer['require'] ?? [], $root_package->getRequires()))

      && empty(array_diff_key($composer['require-dev'] ?? [], $root_package->getDevRequires()));

  }

}

    $this->doTestRecipeAUnpacked($this->fixturesDir . '/composer-root2', $stdOut);

  }

  /**

   * Tests unpacking with the wikimedia/composer-merge-plugin installed.

   */

  public function testUnpackWithComposerMergePlugin(): void {

    $root_project_path = $this->fixturesDir . '/composer-root';

    $this->runComposer('install');

    // Copy the merge plugin composer file fixture into the root project so the

    // merge plugin can include it.

    $merge_fixture_source = $this->fixturesDir . '/merge/composer.merge.json';

    $merge_fixture_dest = $root_project_path . '/composer.merge.json';

    copy($merge_fixture_source, $merge_fixture_dest);

    // Allow packagist since we need to require the merge plugin.

    $this->runComposer('config --unset repositories.packagist.org');

    // Configure and install the merge plugin.

    $this->runComposer('config --no-plugins allow-plugins.wikimedia/composer-merge-plugin true');

    $this->runComposer('require wikimedia/composer-merge-plugin:*');

    $this->runComposer("config --merge --json extra.merge-plugin.include '[\"composer.merge.json\"]'");

    // Require recipe A, which should cause it to be unpacked automatically and

    // also merge in any dependencies from composer.merge.json (module C).

    $stdout = $this->runComposer('require fixtures/recipe-a');

    // Confirm unpack occurred as expected.

    $this->assertStringContainsString("fixtures/recipe-a unpacked.", $stdout);

    $this->assertStringContainsString("fixtures/recipe-b unpacked.", $stdout);

    // Validate composer files are still valid.

    $this->runComposer('validate');

    // Ensure recipe files exist.

    $this->assertFileExists($root_project_path . '/recipes/recipe-a/recipe.yml');

    $this->assertFileExists($root_project_path . '/recipes/recipe-b/recipe.yml');

    // Check the lock for the merged dependencies.

    $root_composer_lock = $this->getFileContents($root_project_path . '/composer.lock');

    $this->assertSame([

      'composer/installers',

      'drupal/core-recipe-unpack',

      'fixtures/module-a',

      'fixtures/module-b',

      'fixtures/module-c',

      'fixtures/theme-a',

      'wikimedia/composer-merge-plugin',

    ], array_column($root_composer_lock['packages'], 'name'));

  }

  /**

   * Tests Recipe A is unpacked correctly.

   *

        "symlink": true

      }

    },

    "modules/module-c": {

      "type": "path",

      "url": "../modules/composer-module-c",

      "options": {

        "symlink": true

      }

    },

    "themes/theme-a": {

      "type": "path",

      "url": "../themes/composer-theme-a",

{

  "require": {

    "fixtures/module-c": "1.0.0"

  }

}

{

  "name": "fixtures/module-c",

  "version": "1.0.0",

  "type": "drupal-module",

  "description": "A Drupal module's composer for testing."

}