diff --git a/core/tests/Drupal/Tests/Core/Template/TwigSandboxTest.php b/core/tests/Drupal/Tests/Core/Template/TwigSandboxTest.php
new file mode 100644
index 0000000..827bf65
--- /dev/null
+++ b/core/tests/Drupal/Tests/Core/Template/TwigSandboxTest.php
@@ -0,0 +1,60 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\Tests\Core\Template\TwigSandboxTest.
+ */
+
+namespace Drupal\Tests\Core\Template;
+
+use Drupal\Core\Template\TwigSandboxPolicy;
+use Drupal\Tests\UnitTestCase;
+
+/**
+ * Tests the twig sandbox policy.
+ *
+ * @group Template
+ *
+ * @coversDefaultClass \Drupal\Core\Template\TwigSandboxPolicy
+ */
+class TwigSandboxTest extends UnitTestCase {
+
+  /**
+   * Tests that dangerous methods cannot be called in entity objects.
+   */
+  public function testEntityDangerousMethods() {
+    $loader = new \Twig_Loader_String();
+    $twig = new \Twig_Environment($loader);
+    $policy = new TwigSandboxPolicy();
+    $sandbox = new \Twig_Extension_Sandbox($policy, TRUE);
+    $twig->addExtension($sandbox);
+
+    $entity = $this->getMock('Drupal\Core\Entity\EntityInterface');
+
+    $catched = FALSE;
+    try {
+      $twig->render('{{ entity.delete }}', ['entity' => $entity]);
+    } catch (\Twig_Sandbox_SecurityError $e) {
+      $catched = TRUE;
+    }
+    $this->assertTrue($catched, '\Twig_sandbox_security exception was thrown when entity was tried to be removed.');
+
+    $catched = FALSE;
+    try {
+      $twig->render('{{ entity.save }}', ['entity' => $entity]);
+    } catch (\Twig_Sandbox_SecurityError $e) {
+      $catched = TRUE;
+    }
+    $this->assertTrue($catched, '\Twig_sandbox_security exception was thrown when entity was tried to be saved.');
+
+    $catched = FALSE;
+    try {
+      $twig->render('{{ entity.create }}', ['entity' => $entity]);
+    } catch (\Twig_Sandbox_SecurityError $e) {
+      $catched = TRUE;
+    }
+    $this->assertTrue($catched, '\Twig_sandbox_security exception was thrown when new entity was tried to be created.');
+
+  }
+
+}