Chris@0: <?php
Chris@0: 
Chris@0: namespace Drupal\Tests\config\Functional;
Chris@0: 
Chris@0: use Drupal\Tests\BrowserTestBase;
Chris@18: use Drupal\Tests\system\Functional\Cache\AssertPageCacheContextsAndTagsTrait;
Chris@0: 
Chris@0: /**
Chris@0:  * Tests if configuration overrides correctly affect cacheability metadata.
Chris@0:  *
Chris@0:  * @group config
Chris@0:  */
Chris@0: class CacheabilityMetadataConfigOverrideIntegrationTest extends BrowserTestBase {
Chris@0: 
Chris@0:   use AssertPageCacheContextsAndTagsTrait;
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public static $modules = [
Chris@0:     'block_test',
Chris@0:     'config_override_integration_test',
Chris@0:   ];
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   protected function setUp() {
Chris@0:     parent::setUp();
Chris@0: 
Chris@0:     // @todo If our block does not contain any content then the cache context
Chris@0:     //   is not bubbling up and the test fails. Remove this line once the cache
Chris@0:     //   contexts are properly set. See https://www.drupal.org/node/2529980.
Chris@0:     \Drupal::state()->set('block_test.content', 'Needs to have some content');
Chris@0: 
Chris@0:     $this->drupalLogin($this->drupalCreateUser());
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Tests if config overrides correctly set cacheability metadata.
Chris@0:    */
Chris@0:   public function testConfigOverride() {
Chris@0:     // Check the default (disabled) state of the cache context. The block label
Chris@0:     // should not be overridden.
Chris@0:     $this->drupalGet('<front>');
Chris@0:     $this->assertNoText('Overridden block label');
Chris@0: 
Chris@0:     // Both the cache context and tag should be present.
Chris@0:     $this->assertCacheContext('config_override_integration_test');
Chris@0:     $this->assertCacheTag('config_override_integration_test_tag');
Chris@0: 
Chris@0:     // Flip the state of the cache context. The block label should now be
Chris@0:     // overridden.
Chris@0:     \Drupal::state()->set('config_override_integration_test.enabled', TRUE);
Chris@0:     $this->drupalGet('<front>');
Chris@0:     $this->assertText('Overridden block label');
Chris@0: 
Chris@0:     // Both the cache context and tag should still be present.
Chris@0:     $this->assertCacheContext('config_override_integration_test');
Chris@0:     $this->assertCacheTag('config_override_integration_test_tag');
Chris@0:   }
Chris@0: 
Chris@0: }