function AttributeTest::testIterate

Tests iterating on the values of the attribute.

File

core/tests/Drupal/Tests/Core/Template/AttributeTest.php, line 325

Class

AttributeTest

@coversDefaultClass <a href="/api/drupal/core%21lib%21Drupal%21Core%21Template%21Attribute.php/class/Attribute/11.x" title="Collects, sanitizes, and renders HTML attributes." class="local">\Drupal\Core\Template\Attribute</a> @group Template

Namespace

Code

public function testIterate() : void {
    $attribute = new Attribute([
        'class' => [
            'example-class',
        ],
        'id' => 'example-id',
    ]);
    $counter = 0;
    foreach ($attribute as $key => $value) {
        if ($counter == 0) {
            $this->assertEquals('class', $key);
            $this->assertEquals(new AttributeArray('class', [
                'example-class',
            ]), $value);
        }
        if ($counter == 1) {
            $this->assertEquals('id', $key);
            $this->assertEquals(new AttributeString('id', 'example-id'), $value);
        }
        $counter++;
    }
}