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[yaffs-website] / web / core / modules / config / tests / src / Functional / CacheabilityMetadataConfigOverrideIntegrationTest.php

diff --git a/web/core/modules/config/tests/src/Functional/CacheabilityMetadataConfigOverrideIntegrationTest.php b/web/core/modules/config/tests/src/Functional/CacheabilityMetadataConfigOverrideIntegrationTest.php
new file mode 100644 (file)
index 0000000..f2f8730
--- /dev/null
+++ b/web/core/modules/config/tests/src/Functional/CacheabilityMetadataConfigOverrideIntegrationTest.php
@@ -0,0 +1,63 @@
+<?php
+
+namespace Drupal\Tests\config\Functional;
+
+use Drupal\system\Tests\Cache\AssertPageCacheContextsAndTagsTrait;
+use Drupal\Tests\BrowserTestBase;
+
+/**
+ * Tests if configuration overrides correctly affect cacheability metadata.
+ *
+ * @group config
+ */
+class CacheabilityMetadataConfigOverrideIntegrationTest extends BrowserTestBase {
+
+  use AssertPageCacheContextsAndTagsTrait;
+
+  /**
+   * {@inheritdoc}
+   */
+  public static $modules = [
+    'block_test',
+    'config_override_integration_test',
+  ];
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+    parent::setUp();
+
+    // @todo If our block does not contain any content then the cache context
+    //   is not bubbling up and the test fails. Remove this line once the cache
+    //   contexts are properly set. See https://www.drupal.org/node/2529980.
+    \Drupal::state()->set('block_test.content', 'Needs to have some content');
+
+    $this->drupalLogin($this->drupalCreateUser());
+  }
+
+  /**
+   * Tests if config overrides correctly set cacheability metadata.
+   */
+  public function testConfigOverride() {
+    // Check the default (disabled) state of the cache context. The block label
+    // should not be overridden.
+    $this->drupalGet('<front>');
+    $this->assertNoText('Overridden block label');
+
+    // Both the cache context and tag should be present.
+    $this->assertCacheContext('config_override_integration_test');
+    $this->assertCacheTag('config_override_integration_test_tag');
+
+    // Flip the state of the cache context. The block label should now be
+    // overridden.
+    \Drupal::state()->set('config_override_integration_test.enabled', TRUE);
+    $this->drupalGet('<front>');
+    $this->assertText('Overridden block label');
+
+    // Both the cache context and tag should still be present.
+    $this->assertCacheContext('config_override_integration_test');
+    $this->assertCacheTag('config_override_integration_test_tag');
+  }
+
+}