--- /dev/null
+<?php
+
+namespace Drupal\Tests\field_ui\Functional;
+
+use Drupal\field\Entity\FieldConfig;
+use Drupal\field\Entity\FieldStorageConfig;
+use Drupal\Tests\BrowserTestBase;
+use Drupal\Tests\field_ui\Traits\FieldUiTestTrait;
+use Drupal\views\Entity\View;
+use Drupal\views\Tests\ViewTestData;
+
+/**
+ * Tests deletion of a field and their dependencies in the UI.
+ *
+ * @group field_ui
+ */
+class FieldUIDeleteTest extends BrowserTestBase {
+
+ use FieldUiTestTrait;
+
+ /**
+ * Modules to install.
+ *
+ * @var array
+ */
+ public static $modules = ['node', 'field_ui', 'field_test', 'block', 'field_test_views'];
+
+ /**
+ * Test views to enable
+ *
+ * @var string[]
+ */
+ public static $testViews = ['test_view_field_delete'];
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function setUp() {
+ parent::setUp();
+
+ $this->drupalPlaceBlock('system_breadcrumb_block');
+ $this->drupalPlaceBlock('local_tasks_block');
+ $this->drupalPlaceBlock('page_title_block');
+
+ // Create a test user.
+ $admin_user = $this->drupalCreateUser(['access content', 'administer content types', 'administer node fields', 'administer node form display', 'administer node display', 'administer users', 'administer account settings', 'administer user display', 'bypass node access']);
+ $this->drupalLogin($admin_user);
+ }
+
+ /**
+ * Tests that deletion removes field storages and fields as expected.
+ */
+ public function testDeleteField() {
+ $field_label = $this->randomMachineName();
+ $field_name_input = 'test';
+ $field_name = 'field_test';
+
+ // Create an additional node type.
+ $type_name1 = strtolower($this->randomMachineName(8)) . '_test';
+ $type1 = $this->drupalCreateContentType(['name' => $type_name1, 'type' => $type_name1]);
+ $type_name1 = $type1->id();
+
+ // Create a new field.
+ $bundle_path1 = 'admin/structure/types/manage/' . $type_name1;
+ $this->fieldUIAddNewField($bundle_path1, $field_name_input, $field_label);
+
+ // Create an additional node type.
+ $type_name2 = strtolower($this->randomMachineName(8)) . '_test';
+ $type2 = $this->drupalCreateContentType(['name' => $type_name2, 'type' => $type_name2]);
+ $type_name2 = $type2->id();
+
+ // Add a field to the second node type.
+ $bundle_path2 = 'admin/structure/types/manage/' . $type_name2;
+ $this->fieldUIAddExistingField($bundle_path2, $field_name, $field_label);
+
+ \Drupal::service('module_installer')->install(['views']);
+ ViewTestData::createTestViews(get_class($this), ['field_test_views']);
+
+ $view = View::load('test_view_field_delete');
+ $this->assertNotNull($view);
+ $this->assertTrue($view->status());
+ // Test that the View depends on the field.
+ $dependencies = $view->getDependencies() + ['config' => []];
+ $this->assertTrue(in_array("field.storage.node.$field_name", $dependencies['config']));
+
+ // Check the config dependencies of the first field, the field storage must
+ // not be shown as being deleted yet.
+ $this->drupalGet("$bundle_path1/fields/node.$type_name1.$field_name/delete");
+ $this->assertNoText(t('The listed configuration will be deleted.'));
+ $this->assertNoText(t('View'));
+ $this->assertNoText('test_view_field_delete');
+
+ // Delete the first field.
+ $this->fieldUIDeleteField($bundle_path1, "node.$type_name1.$field_name", $field_label, $type_name1);
+
+ // Check that the field was deleted.
+ $this->assertNull(FieldConfig::loadByName('node', $type_name1, $field_name), 'Field was deleted.');
+ // Check that the field storage was not deleted
+ $this->assertNotNull(FieldStorageConfig::loadByName('node', $field_name), 'Field storage was not deleted.');
+
+ // Check the config dependencies of the first field.
+ $this->drupalGet("$bundle_path2/fields/node.$type_name2.$field_name/delete");
+ $this->assertText(t('The listed configuration will be updated.'));
+ $this->assertText(t('View'));
+ $this->assertText('test_view_field_delete');
+
+ $xml = $this->cssSelect('#edit-entity-deletes');
+ // Test that nothing is scheduled for deletion.
+ $this->assertFalse(isset($xml[0]), 'The field currently being deleted is not shown in the entity deletions.');
+
+ // Delete the second field.
+ $this->fieldUIDeleteField($bundle_path2, "node.$type_name2.$field_name", $field_label, $type_name2);
+
+ // Check that the field was deleted.
+ $this->assertNull(FieldConfig::loadByName('node', $type_name2, $field_name), 'Field was deleted.');
+ // Check that the field storage was deleted too.
+ $this->assertNull(FieldStorageConfig::loadByName('node', $field_name), 'Field storage was deleted.');
+
+ // Test that the View isn't deleted and has been disabled.
+ $view = View::load('test_view_field_delete');
+ $this->assertNotNull($view);
+ $this->assertFalse($view->status());
+ // Test that the View no longer depends on the deleted field.
+ $dependencies = $view->getDependencies() + ['config' => []];
+ $this->assertFalse(in_array("field.storage.node.$field_name", $dependencies['config']));
+ }
+
+}