3 namespace Drupal\Tests\system\Functional\Theme;
5 use Drupal\Tests\BrowserTestBase;
6 use Drupal\Core\PhpStorage\PhpStorageFactory;
9 * Tests overriding Twig engine settings via settings.php.
13 class TwigSettingsTest extends BrowserTestBase {
20 public static $modules = ['theme_test'];
23 * Ensures Twig template auto reload setting can be overridden.
25 public function testTwigAutoReloadOverride() {
26 // Enable auto reload and rebuild the service container.
27 $parameters = $this->container->getParameter('twig.config');
28 $parameters['auto_reload'] = TRUE;
29 $this->setContainerParameter('twig.config', $parameters);
30 $this->rebuildContainer();
32 // Check isAutoReload() via the Twig service container.
33 $this->assertTrue($this->container->get('twig')->isAutoReload(), 'Automatic reloading of Twig templates enabled.');
35 // Disable auto reload and check the service container again.
36 $parameters = $this->container->getParameter('twig.config');
37 $parameters['auto_reload'] = FALSE;
38 $this->setContainerParameter('twig.config', $parameters);
39 $this->rebuildContainer();
41 $this->assertFalse($this->container->get('twig')->isAutoReload(), 'Automatic reloading of Twig templates disabled.');
45 * Ensures Twig engine debug setting can be overridden.
47 public function testTwigDebugOverride() {
48 // Enable debug and rebuild the service container.
49 $parameters = $this->container->getParameter('twig.config');
50 $parameters['debug'] = TRUE;
51 $this->setContainerParameter('twig.config', $parameters);
52 $this->rebuildContainer();
54 // Check isDebug() via the Twig service container.
55 $this->assertTrue($this->container->get('twig')->isDebug(), 'Twig debug enabled.');
56 $this->assertTrue($this->container->get('twig')->isAutoReload(), 'Twig automatic reloading is enabled when debug is enabled.');
58 // Override auto reload when debug is enabled.
59 $parameters = $this->container->getParameter('twig.config');
60 $parameters['auto_reload'] = FALSE;
61 $this->setContainerParameter('twig.config', $parameters);
62 $this->rebuildContainer();
63 $this->assertFalse($this->container->get('twig')->isAutoReload(), 'Twig automatic reloading can be disabled when debug is enabled.');
65 // Disable debug and check the service container again.
66 $parameters = $this->container->getParameter('twig.config');
67 $parameters['debug'] = FALSE;
68 $this->setContainerParameter('twig.config', $parameters);
69 $this->rebuildContainer();
71 $this->assertFalse($this->container->get('twig')->isDebug(), 'Twig debug disabled.');
75 * Ensures Twig template cache setting can be overridden.
77 public function testTwigCacheOverride() {
78 $extension = twig_extension();
79 $theme_handler = $this->container->get('theme_handler');
80 $theme_handler->install(['test_theme']);
81 $this->config('system.theme')->set('default', 'test_theme')->save();
83 // The registry still works on theme globals, so set them here.
84 \Drupal::theme()->setActiveTheme(\Drupal::service('theme.initialization')->getActiveThemeByName('test_theme'));
86 // Reset the theme registry, so that the new theme is used.
87 $this->container->set('theme.registry', NULL);
89 // Load array of Twig templates.
90 // reset() is necessary to invalidate caches tagged with 'theme_registry'.
91 $registry = $this->container->get('theme.registry');
93 $templates = $registry->getRuntime();
95 // Get the template filename and the cache filename for
96 // theme_test.template_test.html.twig.
97 $info = $templates->get('theme_test_template_test');
98 $template_filename = $info['path'] . '/' . $info['template'] . $extension;
99 $cache_filename = $this->container->get('twig')->getCacheFilename($template_filename);
101 // Navigate to the page and make sure the template gets cached.
102 $this->drupalGet('theme-test/template-test');
103 $this->assertTrue(PhpStorageFactory::get('twig')->exists($cache_filename), 'Cached Twig template found.');
105 // Disable the Twig cache and rebuild the service container.
106 $parameters = $this->container->getParameter('twig.config');
107 $parameters['cache'] = FALSE;
108 $this->setContainerParameter('twig.config', $parameters);
109 $this->rebuildContainer();
111 // This should return false after rebuilding the service container.
112 $this->assertFalse($this->container->get('twig')->getCache(), 'Twig environment has caching disabled.');
116 * Tests twig inline templates with auto_reload.
118 public function testTwigInlineWithAutoReload() {
119 $parameters = $this->container->getParameter('twig.config');
120 $parameters['auto_reload'] = TRUE;
121 $parameters['debug'] = TRUE;
122 $this->setContainerParameter('twig.config', $parameters);
123 $this->rebuildContainer();
125 $this->drupalGet('theme-test/inline-template-test');
126 $this->assertResponse(200);
127 $this->drupalGet('theme-test/inline-template-test');
128 $this->assertResponse(200);