function TwigSettingsTest::testTwigCacheOverride in Zircon Profile 8
Same name and namespace in other branches
- 8.0 core/modules/system/src/Tests/Theme/TwigSettingsTest.php \Drupal\system\Tests\Theme\TwigSettingsTest::testTwigCacheOverride()
Ensures Twig template cache setting can be overridden.
File
- core/
modules/ system/ src/ Tests/ Theme/ TwigSettingsTest.php, line 82 - Contains \Drupal\system\Tests\Theme\TwigSettingsTest.
Class
- TwigSettingsTest
- Tests overriding Twig engine settings via settings.php.
Namespace
Drupal\system\Tests\ThemeCode
function testTwigCacheOverride() {
$extension = twig_extension();
$theme_handler = $this->container
->get('theme_handler');
$theme_handler
->install(array(
'test_theme',
));
$theme_handler
->setDefault('test_theme');
// The registry still works on theme globals, so set them here.
\Drupal::theme()
->setActiveTheme(\Drupal::service('theme.initialization')
->getActiveThemeByName('test_theme'));
// Reset the theme registry, so that the new theme is used.
$this->container
->set('theme.registry', NULL);
// Load array of Twig templates.
// reset() is necessary to invalidate caches tagged with 'theme_registry'.
$registry = $this->container
->get('theme.registry');
$registry
->reset();
$templates = $registry
->getRuntime();
// Get the template filename and the cache filename for
// theme_test.template_test.html.twig.
$info = $templates
->get('theme_test_template_test');
$template_filename = $info['path'] . '/' . $info['template'] . $extension;
$cache_filename = $this->container
->get('twig')
->getCacheFilename($template_filename);
// Navigate to the page and make sure the template gets cached.
$this
->drupalGet('theme-test/template-test');
$this
->assertTrue(PhpStorageFactory::get('twig')
->exists($cache_filename), 'Cached Twig template found.');
// Disable the Twig cache and rebuild the service container.
$parameters = $this->container
->getParameter('twig.config');
$parameters['cache'] = FALSE;
$this
->setContainerParameter('twig.config', $parameters);
$this
->rebuildContainer();
// This should return false after rebuilding the service container.
$this
->assertFalse($this->container
->get('twig')
->getCache(), 'Twig environment has caching disabled.');
}