diff --git a/core/modules/system/src/Tests/Render/ElementInfoIntegrationTest.php b/core/modules/system/src/Tests/Render/ElementInfoIntegrationTest.php
new file mode 100644
index 0000000..1620253
--- /dev/null
+++ b/core/modules/system/src/Tests/Render/ElementInfoIntegrationTest.php
@@ -0,0 +1,48 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\system\Tests\Render\ElementInfoIntegrationTest.
+ */
+
+namespace Drupal\system\Tests\Render;
+
+use Drupal\simpletest\KernelTestBase;
+
+/**
+ * Tests the element info.
+ *
+ * @group Render
+ */
+class ElementInfoIntegrationTest extends KernelTestBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+    parent::setUp();
+
+    $this->container->get('theme_handler')->install(['test_theme', 'classy']);
+  }
+
+  /**
+   * Ensures that the element info can be altered by themes.
+   */
+  public function testElementInfoByTheme() {
+    /** @var \Drupal\Core\Theme\ThemeInitializationInterface $theme_initializer */
+    $theme_initializer = $this->container->get('theme.initialization');
+
+    /** @var \Drupal\Core\Theme\ThemeManagerInterface $theme_manager */
+    $theme_manager = $this->container->get('theme.manager');
+
+    /** @var \Drupal\Core\Render\ElementInfoManagerInterface $element_info */
+    $element_info = $this->container->get('plugin.manager.element_info');
+
+    $theme_manager->setActiveTheme($theme_initializer->getActiveThemeByName('classy'));
+    $this->assertEqual(60, $element_info->getInfo('textfield')['#size']);
+
+    $theme_manager->setActiveTheme($theme_initializer->getActiveThemeByName('test_theme'));
+    $this->assertEqual(40, $element_info->getInfo('textfield')['#size']);
+  }
+
+}