diff --git a/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/VocabularyUnitTest.php b/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/VocabularyUnitTest.php
index 1395014..7cc4b96 100644
--- a/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/VocabularyUnitTest.php
+++ b/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/VocabularyUnitTest.php
@@ -134,6 +134,19 @@ function testTaxonomyVocabularyLoadMultiple() {
     $this->assertEqual(array_shift($vocabularies)->id(), $vocabulary3->id(), 'Vocabulary loaded successfully by ID.');
     $this->assertEqual(array_shift($vocabularies)->id(), $vocabulary2->id(), 'Vocabulary loaded successfully by ID.');
     $this->assertEqual(array_shift($vocabularies)->id(), $vocabulary1->id(), 'Vocabulary loaded successfully by ID.');
+
+    // Test loading vocabularies by their properties.
+    $controller = $this->container->get('plugin.manager.entity')->getStorageController('taxonomy_vocabulary');
+    // Fetch vocabulary 1 by name.
+    $vocabulary = current($controller->loadByProperties(array('name' => $vocabulary1->name)));
+    $this->assertEqual($vocabulary->id(), $vocabulary1->id(), 'Vocabulary loaded successfully by name.');
+
+    // Fetch vocabulary 2 by name and ID.
+    $vocabulary = current($controller->loadByProperties(array(
+      'name' => $vocabulary2->name,
+      'vid' => $vocabulary2->id(),
+    )));
+    $this->assertEqual($vocabulary->id(), $vocabulary2->id(), 'Vocabulary loaded successfully by name and ID.');
   }
 
   /**