function LibraryDiscoveryParserTest::testDefaultCssWeights

Ensures that CSS weights are taken into account properly.

@covers ::buildByExtension

File

core/tests/Drupal/Tests/Core/Asset/LibraryDiscoveryParserTest.php, line 341

Class

LibraryDiscoveryParserTest

@coversDefaultClass \Drupal\Core\Asset\LibraryDiscoveryParser @group Asset

Namespace

Code

public function testDefaultCssWeights() : void {
    $this->moduleHandler
        ->expects($this->atLeastOnce())
        ->method('moduleExists')
        ->with('css_weights')
        ->willReturn(TRUE);
    $path = __DIR__ . '/library_test_files';
    $path = substr($path, strlen($this->root) + 1);
    $this->extensionPathResolver
        ->expects($this->atLeastOnce())
        ->method('getPath')
        ->with('module', 'css_weights')
        ->willReturn($path);
    $libraries = $this->libraryDiscoveryParser
        ->buildByExtension('css_weights');
    $library = $libraries['example'];
    $css = $library['css'];
    $this->assertCount(10, $css);
    // The following default weights are tested:
    // - CSS_BASE: -200
    // - CSS_LAYOUT: -100
    // - CSS_COMPONENT: 0
    // - CSS_STATE: 100
    // - CSS_THEME: 200
    $this->assertEquals(200, $css[0]['weight']);
    $this->assertEquals(200 + 29, $css[1]['weight']);
    $this->assertEquals(-200, $css[2]['weight']);
    $this->assertEquals(-200 + 97, $css[3]['weight']);
    $this->assertEquals(-100, $css[4]['weight']);
    $this->assertEquals(-100 + 92, $css[5]['weight']);
    $this->assertEquals(0, $css[6]['weight']);
    $this->assertEquals(45, $css[7]['weight']);
    $this->assertEquals(100, $css[8]['weight']);
    $this->assertEquals(100 + 8, $css[9]['weight']);
}