Version 1

[yaffs-website] / web / core / modules / system / tests / src / Functional / Theme / TwigSettingsTest.php

diff --git a/web/core/modules/system/tests/src/Functional/Theme/TwigSettingsTest.php b/web/core/modules/system/tests/src/Functional/Theme/TwigSettingsTest.php
new file mode 100644 (file)
index 0000000..0ad88ce
--- /dev/null
+++ b/web/core/modules/system/tests/src/Functional/Theme/TwigSettingsTest.php
@@ -0,0 +1,131 @@
+<?php
+
+namespace Drupal\Tests\system\Functional\Theme;
+
+use Drupal\Tests\BrowserTestBase;
+use Drupal\Core\PhpStorage\PhpStorageFactory;
+
+/**
+ * Tests overriding Twig engine settings via settings.php.
+ *
+ * @group Theme
+ */
+class TwigSettingsTest extends BrowserTestBase {
+
+  /**
+   * Modules to enable.
+   *
+   * @var array
+   */
+  public static $modules = ['theme_test'];
+
+  /**
+   * Ensures Twig template auto reload setting can be overridden.
+   */
+  public function testTwigAutoReloadOverride() {
+    // Enable auto reload and rebuild the service container.
+    $parameters = $this->container->getParameter('twig.config');
+    $parameters['auto_reload'] = TRUE;
+    $this->setContainerParameter('twig.config', $parameters);
+    $this->rebuildContainer();
+
+    // Check isAutoReload() via the Twig service container.
+    $this->assertTrue($this->container->get('twig')->isAutoReload(), 'Automatic reloading of Twig templates enabled.');
+
+    // Disable auto reload and check the service container again.
+    $parameters = $this->container->getParameter('twig.config');
+    $parameters['auto_reload'] = FALSE;
+    $this->setContainerParameter('twig.config', $parameters);
+    $this->rebuildContainer();
+
+    $this->assertFalse($this->container->get('twig')->isAutoReload(), 'Automatic reloading of Twig templates disabled.');
+  }
+
+  /**
+   * Ensures Twig engine debug setting can be overridden.
+   */
+  public function testTwigDebugOverride() {
+    // Enable debug and rebuild the service container.
+    $parameters = $this->container->getParameter('twig.config');
+    $parameters['debug'] = TRUE;
+    $this->setContainerParameter('twig.config', $parameters);
+    $this->rebuildContainer();
+
+    // Check isDebug() via the Twig service container.
+    $this->assertTrue($this->container->get('twig')->isDebug(), 'Twig debug enabled.');
+    $this->assertTrue($this->container->get('twig')->isAutoReload(), 'Twig automatic reloading is enabled when debug is enabled.');
+
+    // Override auto reload when debug is enabled.
+    $parameters = $this->container->getParameter('twig.config');
+    $parameters['auto_reload'] = FALSE;
+    $this->setContainerParameter('twig.config', $parameters);
+    $this->rebuildContainer();
+    $this->assertFalse($this->container->get('twig')->isAutoReload(), 'Twig automatic reloading can be disabled when debug is enabled.');
+
+    // Disable debug and check the service container again.
+    $parameters = $this->container->getParameter('twig.config');
+    $parameters['debug'] = FALSE;
+    $this->setContainerParameter('twig.config', $parameters);
+    $this->rebuildContainer();
+
+    $this->assertFalse($this->container->get('twig')->isDebug(), 'Twig debug disabled.');
+  }
+
+  /**
+   * Ensures Twig template cache setting can be overridden.
+   */
+  public function testTwigCacheOverride() {
+    $extension = twig_extension();
+    $theme_handler = $this->container->get('theme_handler');
+    $theme_handler->install(['test_theme']);
+    $this->config('system.theme')->set('default', 'test_theme')->save();
+
+    // 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.');
+  }
+
+  /**
+   * Tests twig inline templates with auto_reload.
+   */
+  public function testTwigInlineWithAutoReload() {
+    $parameters = $this->container->getParameter('twig.config');
+    $parameters['auto_reload'] = TRUE;
+    $parameters['debug'] = TRUE;
+    $this->setContainerParameter('twig.config', $parameters);
+    $this->rebuildContainer();
+
+    $this->drupalGet('theme-test/inline-template-test');
+    $this->assertResponse(200);
+    $this->drupalGet('theme-test/inline-template-test');
+    $this->assertResponse(200);
+  }
+
+}