diff --git a/core/modules/config/lib/Drupal/config/Tests/ConfigExportImportUITest.php b/core/modules/config/lib/Drupal/config/Tests/ConfigExportImportUITest.php
index 539879a..61bbb52 100644
--- a/core/modules/config/lib/Drupal/config/Tests/ConfigExportImportUITest.php
+++ b/core/modules/config/lib/Drupal/config/Tests/ConfigExportImportUITest.php
@@ -35,6 +35,20 @@ class ConfigExportImportUITest extends WebTestBase {
   protected $tarball;
 
   /**
+   * A content type, held between test methods.
+   *
+   * @var string
+   */
+  protected $content_type;
+
+  /**
+   * A field, held between test methods.
+   *
+   * @var string
+   */
+  protected $field;
+
+  /**
    * The name of the role with config UI administer permissions.
    *
    * @var string
@@ -70,11 +84,43 @@ protected function setUp() {
    */
   function testExport() {
     // Create a role for second round.
-    $this->admin_role = $this->drupalCreateRole(array('synchronize configuration', 'import configuration'));
+    $this->admin_role = $this->drupalCreateRole(array('synchronize configuration', 'import configuration', 'administer content types', 'administer nodes'));
     $this->slogan = $this->randomString(16);
     \Drupal::config('system.site')
       ->set('slogan', $this->slogan)
       ->save();
+
+    // Create a content type.
+    $this->content_type = $this->drupalCreateContentType();
+    $type_exists = (bool) entity_load('node_type', $this->content_type->type);
+    $this->assertTrue($type_exists, 'The new content type has been created in the database.');
+
+    // Create a field.
+    $this->field = entity_create('field_entity', array(
+      'name' => drupal_strtolower($this->randomName()),
+      'entity_type' => 'node',
+      'type' => 'text',
+    ));
+    $this->field->save();
+    entity_create('field_instance', array(
+      'field_name' => $this->field->name,
+      'entity_type' => 'node',
+      'bundle' => $this->content_type->type,
+    ))->save();
+    entity_get_form_display('node', $this->content_type->type, 'default')
+      ->setComponent($this->field->name, array(
+        'type' => 'text_textfield',
+      ))
+      ->save();
+    entity_get_display('node', $this->content_type->type, 'full')
+      ->setComponent($this->field->name)
+      ->save();
+
+    // Display the creation form.
+    $this->drupalGet('node/add/' . $this->content_type->type);
+    $this->assertFieldByName("{$this->field->name}[0][value]", '', 'Widget is displayed');
+
+    // Export the site configuration.
     $this->drupalPostForm('admin/config/development/configuration/full/export', array(), 'Export');
     $this->tarball = $this->drupalGetContent();
   }
@@ -85,28 +131,43 @@ function testExport() {
   function testImport() {
     $filename = 'temporary://' . $this->randomName();
     file_put_contents($filename, $this->tarball);
+
+    // Assert the custom content type does not exist.
+    $this->drupalGet('node/add');
+    $this->assertNoText($this->content_type->type, 'The new content type does not exist.');
+
     $this->doImport($filename);
+
     // Now that the role is imported, change the slogan and re-import with a non-root user.
     $web_user = $this->drupalCreateUser();
     $web_user->addRole($this->admin_role);
     $web_user->save();
     $this->drupalLogin($web_user);
+
+    // Change the site slogan.
     \Drupal::config('system.site')
       ->set('slogan', $this->randomString(16))
       ->save();
+    $this->assertNotEqual($this->slogan, \Drupal::config('system.site')->get('slogan'));
+
     $this->doImport($filename);
+
+    $this->drupalLogin($this->root_user);
+
+    // Check that settings are returned to their prior values.
+    $this->assertEqual($this->slogan, \Drupal::config('system.site')->get('slogan'));
+    $this->drupalGet('node/add/' . $this->content_type->type);
+    $this->assertFieldByName("{$this->field->name}[0][value]", '', 'The custom field widget is displayed');
   }
 
   /**
-   * Import a tarball and assert the data is correct.
+   * Import a tarball.
    *
    * @param string $filename
    *   The name of the tarball containing the configuration to be imported.
    */
   protected function doImport($filename) {
-    $this->assertNotEqual($this->slogan, \Drupal::config('system.site')->get('slogan'));
     $this->drupalPostForm('admin/config/development/configuration/full/import', array('files[import_tarball]' => $filename), 'Upload');
     $this->drupalPostForm(NULL, array(), 'Import all');
-    $this->assertEqual($this->slogan, \Drupal::config('system.site')->get('slogan'));
   }
 }