Issue #3046018 by claudiu.cristea: Convert SelectionTest into a Kernel test

(cherry picked from commit 2da5fecc)

core/modules/field/tests/src/Functional/EntityReference/Views/SelectionTest.php → core/modules/field/tests/src/Kernel/EntityReference/Views/SelectionTest.php

 <?php
 
-namespace Drupal\Tests\field\Functional\EntityReference\Views;
+namespace Drupal\Tests\field\Kernel\EntityReference\Views;
 
 use Drupal\field\Entity\FieldConfig;
-use Drupal\Tests\BrowserTestBase;
+use Drupal\KernelTests\KernelTestBase;
+use Drupal\node\Entity\NodeType;
+use Drupal\Tests\field\Traits\EntityReferenceTestTrait;
+use Drupal\Tests\node\Traits\NodeCreationTrait;
 use Drupal\views\Views;
-use Drupal\field\Entity\FieldStorageConfig;
 
 /**
  * Tests entity reference selection handler.
  *
  * @group entity_reference
  */
-class SelectionTest extends BrowserTestBase {
+class SelectionTest extends KernelTestBase {
 
-  public static $modules = ['node', 'views', 'entity_reference_test', 'entity_test'];
+  use EntityReferenceTestTrait;
+  use NodeCreationTrait;
 
   /**
-   * Nodes for testing.
-   *
-   * @var array
+   * {@inheritdoc}
    */
-  protected $nodes = [];
+  protected static $modules = [
+    'entity_reference_test',
+    'entity_test',
+    'field',
+    'filter',
+    'node',
+    'system',
+    'user',
+    'views',
+  ];
 
   /**
-   * The entity reference field to test.
+   * Nodes for testing.
    *
-   * @var \Drupal\Core\Field\FieldDefinitionInterface
+   * @var string[][]
    */
-  protected $field;
+  protected $nodes = [];
 
   /**
    * {@inheritdoc}
@@ -36,79 +46,42 @@ class SelectionTest extends BrowserTestBase {
   protected function setUp() {
     parent::setUp();
 
-    // Create nodes.
-    $type = $this->drupalCreateContentType()->id();
-    $node1 = $this->drupalCreateNode(['type' => $type]);
-    $node2 = $this->drupalCreateNode(['type' => $type]);
-    $node3 = $this->drupalCreateNode();
+    $this->installConfig(['entity_reference_test', 'filter']);
+    $this->installEntitySchema('user');
+    $this->installEntitySchema('node');
+
+    // Create test nodes.
+    $type = strtolower($this->randomMachineName());
+    NodeType::create(['type' => $type])->save();
+    $node1 = $this->createNode(['type' => $type]);
+    $node2 = $this->createNode(['type' => $type]);
+    $node3 = $this->createNode();
 
     foreach ([$node1, $node2, $node3] as $node) {
-      $this->nodes[$node->getType()][$node->id()] = $node->label();
+      $this->nodes[$node->bundle()][$node->id()] = $node->label();
     }
 
-    // Create a field.
-    $field_storage = FieldStorageConfig::create([
-      'field_name' => 'test_field',
-      'entity_type' => 'entity_test',
-      'translatable' => FALSE,
-      'settings' => [
-        'target_type' => 'node',
+    // Create an entity reference field.
+    $handler_settings = [
+      'view' => [
+        'view_name' => 'test_entity_reference',
+        'display_name' => 'entity_reference_1',
       ],
-      'type' => 'entity_reference',
-      'cardinality' => '1',
-    ]);
-    $field_storage->save();
-    $field = FieldConfig::create([
-      'field_storage' => $field_storage,
-      'bundle' => 'test_bundle',
-      'settings' => [
-        'handler' => 'views',
-        'handler_settings' => [
-          'view' => [
-            'view_name' => 'test_entity_reference',
-            'display_name' => 'entity_reference_1',
-            'arguments' => [],
-          ],
-        ],
-      ],
-    ]);
-    $field->save();
-    $this->field = $field;
-  }
-
-  /**
-   * Confirm the expected results are returned.
-   *
-   * @param array $result
-   *   Query results keyed by node type and nid.
-   */
-  protected function assertResults(array $result) {
-    $success = FALSE;
-    foreach ($result as $node_type => $values) {
-      foreach ($values as $nid => $label) {
-        if (!$success = $this->nodes[$node_type][$nid] == trim(strip_tags($label))) {
-          // There was some error, so break.
-          break;
-        }
-      }
-    }
-    $this->assertTrue($success, 'Views selection handler returned expected values.');
+    ];
+    $this->createEntityReferenceField('entity_test', 'test_bundle', 'test_field', $this->randomString(), 'node', 'views', $handler_settings);
   }
 
   /**
    * Tests the selection handler.
    */
   public function testSelectionHandler() {
-    // Get values from selection handler.
-    $handler = $this->container->get('plugin.manager.entity_reference_selection')->getSelectionHandler($this->field);
-    $result = $handler->getReferenceableEntities();
+    $field_config = FieldConfig::loadByName('entity_test', 'test_bundle', 'test_field');
+    $selection_handler = $this->container->get('plugin.manager.entity_reference_selection')->getSelectionHandler($field_config);
+
+    // Tests the selection handler.
+    $result = $selection_handler->getReferenceableEntities();
     $this->assertResults($result);
-  }
 
-  /**
-   * Tests the selection handler with a relationship.
-   */
-  public function testSelectionHandlerRelationship() {
     // Add a relationship to the view.
     $view = Views::getView('test_entity_reference');
     $view->setDisplay();
@@ -136,10 +109,28 @@ public function testSelectionHandlerRelationship() {
     $view->display_handler->setOption('query', $query_options);
     $view->save();
 
-    // Get values from the selection handler.
-    $handler = $this->container->get('plugin.manager.entity_reference_selection')->getSelectionHandler($this->field);
-    $result = $handler->getReferenceableEntities();
+    // Tests the selection handler with a relationship.
+    $result = $selection_handler->getReferenceableEntities();
     $this->assertResults($result);
   }
 
+  /**
+   * Confirm the expected results are returned.
+   *
+   * @param array $result
+   *   Query results keyed by node type and nid.
+   */
+  protected function assertResults(array $result) {
+    $success = FALSE;
+    foreach ($result as $node_type => $values) {
+      foreach ($values as $nid => $label) {
+        if (!$success = $this->nodes[$node_type][$nid] == trim(strip_tags($label))) {
+          // There was some error, so break.
+          break;
+        }
+      }
+    }
+    $this->assertTrue($success, 'Views selection handler returned expected values.');
+  }
+
 }

core/modules/system/tests/modules/entity_reference_test/config/install/views.view.test_entity_reference.yml

@@ -21,7 +21,7 @@ display:
     position: null
     display_options:
       access:
-        type: perm
+        type: none
       cache:
         type: tag
       query: