diff --git a/core/modules/views/tests/Drupal/views/Tests/Plugin/argument_default/RawTest.php b/core/modules/views/tests/Drupal/views/Tests/Plugin/argument_default/RawTest.php
new file mode 100644
index 0000000000000000000000000000000000000000..f866575440b8b2ecc9c82230b4145fb3eadacc35
--- /dev/null
+++ b/core/modules/views/tests/Drupal/views/Tests/Plugin/argument_default/RawTest.php
@@ -0,0 +1,89 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\views\Tests\Plugin\argument_default\RawTest.
+ */
+
+namespace Drupal\views\Tests\Plugin\argument_default;
+
+use Drupal\Tests\UnitTestCase;
+use Drupal\views\Plugin\views\argument_default\Raw;
+use Symfony\Component\HttpFoundation\Request;
+
+/**
+ * Tests the raw argument default plugin.
+ *
+ * @see \Drupal\views\Plugin\views\argument_default\Raw
+ */
+class RawTest extends UnitTestCase {
+
+  public static function getInfo() {
+    return array(
+      'name' => 'Argument default: Raw',
+      'description' => 'Tests the raw argument default plugin.',
+      'group' => 'Views Plugin',
+    );
+  }
+
+  /**
+   * Test the getArgument() method.
+   *
+   * @see \Drupal\views\Plugin\views\argument_default\Raw::getArgument()
+   */
+  public function testGetArgument() {
+    $view = $this->getMockBuilder('Drupal\views\ViewExecutable')
+      ->disableOriginalConstructor()
+      ->getMock();
+    $display_plugin = $this->getMockBuilder('Drupal\views\Plugin\views\display\DisplayPluginBase')
+      ->disableOriginalConstructor()
+      ->getMock();
+
+    $request = new Request(array(), array(), array('system_path' => 'test/example'));
+    $alias_manager = $this->getMock('Drupal\Core\Path\AliasManagerInterface');
+    $alias_manager->expects($this->never())
+      ->method('getPathAlias');
+
+    // Don't use aliases.
+    $raw = new Raw(array(), 'raw', array(), $request, $alias_manager);
+    $options = array(
+      'use_alias' => FALSE,
+      'index' => 0,
+    );
+    $raw->init($view, $display_plugin, $options);
+    $this->assertEquals('test', $raw->getArgument());
+
+    $raw = new Raw(array(), 'raw', array(), $request, $alias_manager);
+    $options = array(
+      'use_alias' => FALSE,
+      'index' => 1,
+    );
+    $raw->init($view, $display_plugin, $options);
+    $this->assertEquals('example', $raw->getArgument());
+
+    // Setup an alias manager with a path alias.
+    $alias_manager = $this->getMock('Drupal\Core\Path\AliasManagerInterface');
+    $alias_manager->expects($this->any())
+      ->method('getPathAlias')
+      ->with($this->equalTo('test/example'))
+      ->will($this->returnValue('other/example'));
+
+    $raw = new Raw(array(), 'raw', array(), $request, $alias_manager);
+    $options = array(
+      'use_alias' => TRUE,
+      'index' => 0,
+    );
+    $raw->init($view, $display_plugin, $options);
+    $this->assertEquals('other', $raw->getArgument());
+
+    $raw = new Raw(array(), 'raw', array(), $request, $alias_manager);
+    $options = array(
+      'use_alias' => TRUE,
+      'index' => 1,
+    );
+    $raw->init($view, $display_plugin, $options);
+    $this->assertEquals('example', $raw->getArgument());
+
+  }
+
+}