diff --git a/core/tests/Drupal/Tests/Component/Utility/SettingsTest.php b/core/tests/Drupal/Tests/Component/Utility/SettingsTest.php
new file mode 100644
index 0000000..7117bcb
--- /dev/null
+++ b/core/tests/Drupal/Tests/Component/Utility/SettingsTest.php
@@ -0,0 +1,82 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\Tests\Component\Utility\SettingsTest.php
+ */
+
+namespace Drupal\Tests\Component\Utility;
+
+use Drupal\Component\Utility\Settings;
+use Drupal\Tests\UnitTestCase;
+
+/**
+ * Tests read only settings.
+ *
+ * @see \Drupal\Component\Utility\Settings
+ */
+class SettingsTest extends UnitTestCase {
+
+  /**
+   * Simple settings array to test against.
+   *
+   * @var array
+   */
+  protected $config = array();
+
+  /**
+   * The settings object to test.
+   *
+   * @var \Drupal\Component\Utility\Settings
+   */
+  protected $settings;
+
+  public static function getInfo() {
+    return array(
+      'name' => 'Read-only settings test',
+      'description' => 'Confirm that \Drupal\Component\Utility\Settings is working.',
+      'group' => 'Common',
+    );
+  }
+
+  /**
+   * Setup a basic configuration array.
+   */
+  public function setUp(){
+    $this->config = array(
+      'one' => '1',
+      'two' => '2',
+    );
+
+    $this->settings = new Settings($this->config);
+  }
+
+  /**
+   * Tests Settings::get().
+   */
+  public function testGet() {
+    // Test stored settings.
+    $this->assertEquals($this->config['one'], $this->settings->get('one'), 'The correect setting was not returned.');
+    $this->assertEquals($this->config['two'], $this->settings->get('two'), 'The correct setting was not returned.');
+
+    // Test setting that isn't stored with default.
+    $this->assertEquals('3', $this->settings->get('three', '3'), 'Default value for a setting not properly returned.');
+    $this->assertNull($this->settings->get('four'), 'Non-null value returned for a setting that should not exist.');
+  }
+
+  /**
+   * Test Settings::getAll().
+   */
+  public function testGetAll() {
+    $this->assertEquals($this->config, $this->settings->getAll());
+  }
+
+  /**
+   * Tests Settings::getSingleton().
+   */
+  public function testGetSingleton() {
+    $singleton = $this->settings->getSingleton();
+    $this->assertEquals($singleton, $this->settings);
+  }
+
+}