Issue #2142999 by stefan.r, fago: Test for EntityTypeConstraintValidator.

core/modules/system/lib/Drupal/system/Tests/Entity/EntityTypeConstraintValidatorTest.php

@@ -0,0 +1,73 @@
+<?php
+
+/**
+ * @file
+ * Contains Drupal\system\Tests\Entity\EntityTypeConstraintValidatorTest.
+ */
+
+namespace Drupal\system\Tests\Entity;
+
+use Drupal\system\Tests\Entity\EntityUnitTestBase;
+use Drupal\system\Tests\TypedData;
+use Drupal\Core\TypedData\DataDefinition;
+
+/**
+ * Tests validation constraints for EntityTypeConstraintValidator.
+ */
+class EntityTypeConstraintValidatorTest extends EntityUnitTestBase {
+
+  /**
+   * The typed data manager to use.
+   *
+   * @var \Drupal\Core\TypedData\TypedDataManager
+   */
+  protected $typedData;
+
+  public static $modules = array('node', 'field', 'user');
+
+  public static function getInfo() {
+    return array(
+      'name' => 'Entity type constraint',
+      'description' => 'Tests validation constraints for EntityTypeConstraintValidator.',
+      'group' => 'Validation',
+    );
+  }
+
+  public function setUp() {
+    parent::setUp();
+    $this->typedData = $this->container->get('typed_data_manager');
+  }
+
+  /**
+   * Tests the EntityTypeConstraintValidator.
+   */
+  public function testValidation() {
+    // Create a typed data definition with an EntityType constraint.
+    $entity_type = 'node';
+    $definition = DataDefinition::create('entity_reference')
+      ->setConstraints(array(
+        'EntityType' => $entity_type,
+      )
+    );
+
+    // Test the validation.
+    $node = $this->container->get('entity.manager')->getStorageController('node')->create(array('type' => 'page'));
+    $typed_data = $this->typedData->create($definition, $node);
+    $violations = $typed_data->validate();
+    $this->assertEqual($violations->count(), 0, 'Validation passed for correct value.');
+
+    // Test the validation when an invalid value (in this case a user entity)
+    // is passed.
+    $account = $this->createUser();
+
+    $typed_data = $this->typedData->create($definition, $account);
+    $violations = $typed_data->validate();
+    $this->assertEqual($violations->count(), 1, 'Validation failed for incorrect value.');
+
+    // Make sure the information provided by a violation is correct.
+    $violation = $violations[0];
+    $this->assertEqual($violation->getMessage(), t('The entity must be of type %type.', array('%type' => $entity_type)), 'The message for invalid value is correct.');
+    $this->assertEqual($violation->getRoot(), $typed_data, 'Violation root is correct.');
+    $this->assertEqual($violation->getInvalidValue(), $account, 'The invalid value is set correctly in the violation.');
+  }
+}