function TwigExtensionTest::testSafeJoin

@covers ::safeJoin

File

core/tests/Drupal/Tests/Core/Template/TwigExtensionTest.php, line 252

Class

TwigExtensionTest

Tests the twig extension.

Namespace

Code

public function testSafeJoin() : void {
    $this->renderer
        ->expects($this->any())
        ->method('render')
        ->with([
        '#markup' => '<strong>will be rendered</strong>',
        '#printed' => FALSE,
    ])
        ->willReturn('<strong>will be rendered</strong>');
    $twig_environment = $this->prophesize(TwigEnvironment::class)
        ->reveal();
    // Simulate t().
    $markup = $this->prophesize(TranslatableMarkup::class);
    $markup->__toString()
        ->willReturn('<em>will be markup</em>');
    $markup = $markup->reveal();
    $items = [
        '<em>will be escaped</em>',
        $markup,
        [
            '#markup' => '<strong>will be rendered</strong>',
        ],
    ];
    $result = $this->systemUnderTest
        ->safeJoin($twig_environment, $items, '<br/>');
    $this->assertEquals('&lt;em&gt;will be escaped&lt;/em&gt;<br/><em>will be markup</em><br/><strong>will be rendered</strong>', $result);
    // Ensure safe_join Twig filter supports Traversable variables.
    $items = new \ArrayObject([
        '<em>will be escaped</em>',
        $markup,
        [
            '#markup' => '<strong>will be rendered</strong>',
        ],
    ]);
    $result = $this->systemUnderTest
        ->safeJoin($twig_environment, $items, ', ');
    $this->assertEquals('&lt;em&gt;will be escaped&lt;/em&gt;, <em>will be markup</em>, <strong>will be rendered</strong>', $result);
    // Ensure safe_join Twig filter supports empty variables.
    $items = NULL;
    $result = $this->systemUnderTest
        ->safeJoin($twig_environment, $items, '<br>');
    $this->assertEmpty($result);
}