function LibraryDiscoveryIntegrationTest::testLibrariesExtend

Tests libraries-extend.

File

core/tests/Drupal/KernelTests/Core/Asset/LibraryDiscoveryIntegrationTest.php, line 166

Class

LibraryDiscoveryIntegrationTest

Tests the library discovery and library discovery parser.

Namespace

Code

public function testLibrariesExtend() {
    // Activate classy themes and verify the libraries are not extended.
    $this->activateTheme('classy');
    $this->assertNoAssetInLibrary('core/modules/system/tests/themes/test_theme_libraries_extend/css/extend_1.css', 'classy', 'book-navigation', 'css');
    $this->assertNoAssetInLibrary('core/modules/system/tests/themes/test_theme_libraries_extend/js/extend_1.js', 'classy', 'book-navigation', 'js');
    $this->assertNoAssetInLibrary('core/modules/system/tests/themes/test_theme_libraries_extend/css/extend_2.css', 'classy', 'book-navigation', 'css');
    // Activate the theme that extends the book-navigation library in classy.
    $this->activateTheme('test_theme_libraries_extend');
    $this->assertAssetInLibrary('core/modules/system/tests/themes/test_theme_libraries_extend/css/extend_1.css', 'classy', 'book-navigation', 'css');
    $this->assertAssetInLibrary('core/modules/system/tests/themes/test_theme_libraries_extend/js/extend_1.js', 'classy', 'book-navigation', 'js');
    $this->assertAssetInLibrary('core/modules/system/tests/themes/test_theme_libraries_extend/css/extend_2.css', 'classy', 'book-navigation', 'css');
    // Activate a sub theme and confirm that it inherits the library assets
    // extended in the base theme as well as its own.
    $this->assertNoAssetInLibrary('core/modules/system/tests/themes/test_basetheme/css/base-libraries-extend.css', 'classy', 'base', 'css');
    $this->assertNoAssetInLibrary('core/modules/system/tests/themes/test_subtheme/css/sub-libraries-extend.css', 'classy', 'base', 'css');
    $this->activateTheme('test_subtheme');
    $this->assertAssetInLibrary('core/modules/system/tests/themes/test_basetheme/css/base-libraries-extend.css', 'classy', 'base', 'css');
    $this->assertAssetInLibrary('core/modules/system/tests/themes/test_subtheme/css/sub-libraries-extend.css', 'classy', 'base', 'css');
    // Activate test theme that extends with a non-existent library. An
    // exception should be thrown.
    $this->activateTheme('test_theme_libraries_extend');
    try {
        $this->libraryDiscovery
            ->getLibraryByName('core', 'drupal.dialog');
        $this->fail('Throw Exception when specifying non-existent libraries-extend.');
    } catch (InvalidLibrariesExtendSpecificationException $e) {
        $expected_message = 'The specified library "test_theme_libraries_extend/non_existent_library" does not exist.';
        $this->assertEqual($e->getMessage(), $expected_message, 'Throw Exception when specifying non-existent libraries-extend.');
    }
    // Also, test non-string libraries-extend. An exception should be thrown.
    $this->container
        ->get('theme_installer')
        ->install([
        'test_theme',
    ]);
    try {
        $this->libraryDiscovery
            ->getLibraryByName('test_theme', 'collapse');
        $this->fail('Throw Exception when specifying non-string libraries-extend.');
    } catch (InvalidLibrariesExtendSpecificationException $e) {
        $expected_message = 'The libraries-extend specification for each library must be a list of strings.';
        $this->assertEqual($e->getMessage(), $expected_message, 'Throw Exception when specifying non-string libraries-extend.');
    }
}