function TwigExtensionTest::testSafeStringEscaping

Tests the escaping of objects implementing MarkupInterface.

@covers ::escapeFilter

File

core/tests/Drupal/Tests/Core/Template/TwigExtensionTest.php, line 192

Class

TwigExtensionTest

Tests the twig extension.

Namespace

Code

public function testSafeStringEscaping() {
    $loader = new \Twig_Loader_Filesystem();
    $twig = new \Twig_Environment($loader, [
        'debug' => TRUE,
        'cache' => FALSE,
        'autoescape' => 'html',
        'optimizations' => 0,
    ]);
    // By default, TwigExtension will attempt to cast objects to strings.
    // Ensure objects that implement MarkupInterface are unchanged.
    $safe_string = $this->createMock('\\Drupal\\Component\\Render\\MarkupInterface');
    $this->assertSame($safe_string, $this->systemUnderTest
        ->escapeFilter($twig, $safe_string, 'html', 'UTF-8', TRUE));
    // Ensure objects that do not implement MarkupInterface are escaped.
    $string_object = new TwigExtensionTestString("<script>alert('here');</script>");
    $this->assertSame('&lt;script&gt;alert(&#039;here&#039;);&lt;/script&gt;', $this->systemUnderTest
        ->escapeFilter($twig, $string_object, 'html', 'UTF-8', TRUE));
}