function AttributeTest::testHasClass

Tests checking for class names with the Attribute method. @covers ::hasClass

File

core/tests/Drupal/Tests/Core/Template/AttributeTest.php, line 237

Class

AttributeTest

@coversDefaultClass \Drupal\Core\Template\Attribute @group Template

Namespace

Code

public function testHasClass() : void {
    // Test an attribute without any classes.
    $attribute = new Attribute();
    $this->assertFalse($attribute->hasClass('a-class-nowhere-to-be-found'));
    // Add a class to check for.
    $attribute->addClass('we-totally-have-this-class');
    // Check that this class exists.
    $this->assertTrue($attribute->hasClass('we-totally-have-this-class'));
}