install(['test_theme']);
}
/**
* Tests that the provided Twig extension loads the service appropriately.
*/
public function testTwigExtensionLoaded(): void {
$twigService = \Drupal::service('twig');
$ext = $twigService->getExtension(TestExtension::class);
$this->assertInstanceOf(TestExtension::class, $ext);
}
/**
* Tests that the Twig extension's filter produces expected output.
*/
public function testTwigExtensionFilter(): void {
$this->config('system.theme')
->set('default', 'test_theme')
->save();
$this->drupalGet('twig-extension-test/filter');
$this->assertSession()->pageTextContains('Every plant is not a mineral.');
// Test safe_join filter.
$this->assertSession()->responseContains('<em>will be escaped</em>
will be markup
will be rendered');
}
/**
* Tests that the Twig extension's function produces expected output.
*/
public function testTwigExtensionFunction(): void {
$this->config('system.theme')
->set('default', 'test_theme')
->save();
$this->drupalGet('twig-extension-test/function');
$this->assertSession()->pageTextContains('THE QUICK BROWN BOX JUMPS OVER THE LAZY DOG 123.');
$this->assertSession()->pageTextContains('the quick brown box jumps over the lazy dog 123.');
$this->assertSession()->pageTextNotContains('The Quick Brown Fox Jumps Over The Lazy Dog 123.');
}
/**
* Tests output of integer and double 0 values of TwigExtension::escapeFilter().
*
* @see https://www.drupal.org/node/2417733
*/
public function testsRenderEscapedZeroValue(): void {
/** @var \Drupal\Core\Template\TwigExtension $extension */
$extension = \Drupal::service('twig.extension');
/** @var \Drupal\Core\Template\TwigEnvironment $twig */
$twig = \Drupal::service('twig');
$this->assertSame(0, $extension->escapeFilter($twig, 0));
$this->assertSame(0, $extension->escapeFilter($twig, 0.0));
}
/**
* Tests output of integer and double 0 values of TwigExtension->renderVar().
*
* @see https://www.drupal.org/node/2417733
*/
public function testsRenderZeroValue(): void {
/** @var \Drupal\Core\Template\TwigExtension $extension */
$extension = \Drupal::service('twig.extension');
$this->assertSame(0, $extension->renderVar(0));
$this->assertSame(0, $extension->renderVar(0.0));
}
/**
* Tests the dump function.
*/
public function testDump(): void {
// Test Twig Debug disabled.
$this->drupalGet('/twig-theme-test/dump');
$this->assertSession()->elementsCount('css', '.sf-dump', 0);
// Test Twig Debug enabled.
$parameters = $this->container->getParameter('twig.config');
$parameters['debug'] = TRUE;
$this->setContainerParameter('twig.config', $parameters);
$this->resetAll();
$this->drupalGet('/twig-theme-test/dump');
$dumps = $this->getSession()->getPage()->findAll('css', '.sf-dump');
$this->assertEquals(4, count($dumps));
// Test dumping single variable.
$this->assertStringContainsString('💩', $dumps[0]->getText());
$this->assertStringNotContainsString('🐣', $dumps[0]->getText());
// Test dumping context.
$this->assertStringContainsString('"bar" => "🐣"', $dumps[1]->getText());
// Test dump as a variadic.
$this->assertStringContainsString('💩', $dumps[2]->getText());
$this->assertStringContainsString('☄️', $dumps[3]->getText());
}
/**
* Test if Drupal html strategy is done and the fallback to Twig itself works.
*/
public function testRenderStrategies(): void {
/** @var \Drupal\Core\Template\TwigExtension $extension */
$extension = \Drupal::service('twig.extension');
/** @var \Drupal\Core\Template\TwigEnvironment $twig */
$twig = \Drupal::service('twig');
$this->assertSame('test&', $extension->escapeFilter($twig, 'test&'));
$this->assertSame('test\u0026', $extension->escapeFilter($twig, 'test&', 'js'));
}
/**
* Tests output of MarkupInterface of TwigExtension->renderVar().
*/
public function testRenderMarkup(): void {
/** @var \Drupal\Core\Template\TwigExtension $extension */
$extension = \Drupal::service('twig.extension');
$markup = Markup::create('This is a MarkupInterface');
$this->assertSame($markup, $extension->renderVar($markup));
}
}