function CacheabilityMetadataConfigOverrideIntegrationTest::testConfigOverride

Tests if config overrides correctly set cacheability metadata.

File

core/modules/config/tests/src/Functional/CacheabilityMetadataConfigOverrideIntegrationTest.php, line 49

Class

CacheabilityMetadataConfigOverrideIntegrationTest

Tests if configuration overrides correctly affect cacheability metadata.

Namespace

Code

public function testConfigOverride() : void {
    // Check the default (disabled) state of the cache context. The block label
    // should not be overridden.
    $this->drupalGet('<front>');
    $this->assertSession()
        ->pageTextNotContains('Overridden block label');
    // Both the cache context and tag should be present.
    $this->assertCacheContext('config_override_integration_test');
    $this->assertSession()
        ->responseHeaderContains('X-Drupal-Cache-Tags', '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->assertSession()
        ->pageTextContains('Overridden block label');
    // Both the cache context and tag should still be present.
    $this->assertCacheContext('config_override_integration_test');
    $this->assertSession()
        ->responseHeaderContains('X-Drupal-Cache-Tags', 'config_override_integration_test_tag');
}