--- /dev/null
+<?php
+
+namespace Drupal\Tests\config\Functional;
+
+use Drupal\Core\Config\Entity\ConfigEntityStorage;
+use Drupal\Tests\BrowserTestBase;
+
+/**
+ * Tests configuration entities.
+ *
+ * @group config
+ */
+class ConfigDependencyWebTest extends BrowserTestBase {
+
+ /**
+ * The maximum length for the entity storage used in this test.
+ */
+ const MAX_ID_LENGTH = ConfigEntityStorage::MAX_ID_LENGTH;
+
+ /**
+ * Modules to enable.
+ *
+ * @var array
+ */
+ public static $modules = ['config_test'];
+
+ /**
+ * Tests ConfigDependencyDeleteFormTrait.
+ *
+ * @see \Drupal\Core\Config\Entity\ConfigDependencyDeleteFormTrait
+ */
+ public function testConfigDependencyDeleteFormTrait() {
+ $this->drupalLogin($this->drupalCreateUser(['administer site configuration']));
+
+ /** @var \Drupal\Core\Config\Entity\ConfigEntityStorage $storage */
+ $storage = $this->container->get('entity.manager')->getStorage('config_test');
+ // Entity1 will be deleted by the test.
+ $entity1 = $storage->create(
+ [
+ 'id' => 'entity1',
+ 'label' => 'Entity One',
+ ]
+ );
+ $entity1->save();
+
+ // Entity2 has a dependency on Entity1 but it can be fixed because
+ // \Drupal\config_test\Entity::onDependencyRemoval() will remove the
+ // dependency before config entities are deleted.
+ $entity2 = $storage->create(
+ [
+ 'id' => 'entity2',
+ 'dependencies' => [
+ 'enforced' => [
+ 'config' => [$entity1->getConfigDependencyName()],
+ ],
+ ],
+ ]
+ );
+ $entity2->save();
+
+ $this->drupalGet($entity2->urlInfo('delete-form'));
+ $this->assertNoText(t('Configuration updates'), 'No configuration updates found.');
+ $this->assertNoText(t('Configuration deletions'), 'No configuration deletes found.');
+ $this->drupalGet($entity1->urlInfo('delete-form'));
+ $this->assertNoText(t('Configuration updates'), 'No configuration updates found.');
+ $this->assertText(t('Configuration deletions'), 'Configuration deletions found.');
+ $this->assertText($entity2->id(), 'Entity2 id found');
+ $this->drupalPostForm($entity1->urlInfo('delete-form'), [], 'Delete');
+ $storage->resetCache();
+ $this->assertFalse($storage->loadMultiple([$entity1->id(), $entity2->id()]), 'Test entities deleted');
+
+ // Set a more complicated test where dependencies will be fixed.
+ // Entity1 will be deleted by the test.
+ $entity1 = $storage->create(
+ [
+ 'id' => 'entity1',
+ ]
+ );
+ $entity1->save();
+ \Drupal::state()->set('config_test.fix_dependencies', [$entity1->getConfigDependencyName()]);
+
+ // Entity2 has a dependency on Entity1 but it can be fixed because
+ // \Drupal\config_test\Entity::onDependencyRemoval() will remove the
+ // dependency before config entities are deleted.
+ $entity2 = $storage->create(
+ [
+ 'id' => 'entity2',
+ 'label' => 'Entity Two',
+ 'dependencies' => [
+ 'enforced' => [
+ 'config' => [$entity1->getConfigDependencyName()],
+ ],
+ ],
+ ]
+ );
+ $entity2->save();
+
+ // Entity3 will be unchanged because it is dependent on Entity2 which can
+ // be fixed.
+ $entity3 = $storage->create(
+ [
+ 'id' => 'entity3',
+ 'dependencies' => [
+ 'enforced' => [
+ 'config' => [$entity2->getConfigDependencyName()],
+ ],
+ ],
+ ]
+ );
+ $entity3->save();
+
+ $this->drupalGet($entity1->urlInfo('delete-form'));
+ $this->assertText(t('Configuration updates'), 'Configuration updates found.');
+ $this->assertNoText(t('Configuration deletions'), 'No configuration deletions found.');
+ $this->assertNoText($entity2->id(), 'Entity2 id not found');
+ $this->assertText($entity2->label(), 'Entity2 label not found');
+ $this->assertNoText($entity3->id(), 'Entity3 id not found');
+ $this->drupalPostForm($entity1->urlInfo('delete-form'), [], 'Delete');
+ $storage->resetCache();
+ $this->assertFalse($storage->load('entity1'), 'Test entity 1 deleted');
+ $entity2 = $storage->load('entity2');
+ $this->assertTrue($entity2, 'Entity 2 not deleted');
+ $this->assertEqual($entity2->calculateDependencies()->getDependencies()['config'], [], 'Entity 2 dependencies updated to remove dependency on Entity1.');
+ $entity3 = $storage->load('entity3');
+ $this->assertTrue($entity3, 'Entity 3 not deleted');
+ $this->assertEqual($entity3->calculateDependencies()->getDependencies()['config'], [$entity2->getConfigDependencyName()], 'Entity 3 still depends on Entity 2.');
+
+ }
+
+}