diff --git a/src/Tests/PanelsTest.php b/src/Tests/PanelsTest.php
new file mode 100644
index 0000000..5a167cd
--- /dev/null
+++ b/src/Tests/PanelsTest.php
@@ -0,0 +1,96 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\panels\Tests\PanelsTest.
+ */
+
+namespace Drupal\panels\Tests;
+
+use Drupal\simpletest\WebTestBase;
+
+/**
+ * Tests using PanelsVariant with page_manager.
+ *
+ * @group panels
+ */
+class PanelsTest extends WebTestBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  protected $strictConfigSchema = FALSE;
+
+  /**
+   * {@inheritdoc}
+   */
+  public static $modules = ['block', 'page_manager', 'panels', 'layout_plugin_example'];
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+    parent::setUp();
+
+    $this->drupalPlaceBlock('local_tasks_block');
+    $this->drupalPlaceBlock('local_actions_block');
+    $this->drupalPlaceBlock('system_branding_block');
+    $this->drupalPlaceBlock('page_title_block');
+
+    \Drupal::service('theme_handler')->install(['bartik', 'classy']);
+    $this->config('system.theme')->set('admin', 'classy')->save();
+
+    $this->drupalLogin($this->drupalCreateUser(['administer pages', 'access administration pages', 'view the administration theme']));
+  }
+
+  /**
+   * Tests adding a layout with settings.
+   */
+  public function testLayoutSettings() {
+    // Create new page.
+    $this->drupalGet('admin/structure/page_manager/add');
+    $edit = [
+      'id' => 'foo',
+      'label' => 'foo',
+      'path' => 'testing',
+    ];
+    $this->drupalPostForm(NULL, $edit, 'Save');
+
+    // Add variant with a layout that has settings.
+    $this->clickLink('Add new variant');
+    $this->clickLink('Panels');
+    $edit = [
+      'id' => 'panels_1',
+      'label' => 'Default',
+      'variant_settings[layout]' => 'layout_example_test',
+    ];
+    $this->drupalPostForm(NULL, $edit, 'Save');
+
+    // Add a block.
+    $this->clickLink('Add new block');
+    $this->clickLink('Powered by Drupal');
+    $edit = [
+      'region' => 'top',
+    ];
+    $this->drupalPostForm(NULL, $edit, 'Add block');
+
+    // Check the default value and change a layout setting.
+    $this->assertText('Blah');
+    $this->assertFieldByName("variant_settings[layout_settings][setting_1]", "Default");
+    $edit = [
+      'variant_settings[layout_settings][setting_1]' => 'Abracadabra',
+    ];
+    $this->drupalPostForm(NULL, $edit, 'Save');
+
+    // Go back to the variant edit form and see that the setting stuck.
+    $this->drupalGet('admin/structure/page_manager/manage/foo/variant/panels_1');
+    $this->assertFieldByName("variant_settings[layout_settings][setting_1]", "Abracadabra");
+
+    // View the page and make sure the setting is present.
+    $this->drupalGet('testing');
+    $this->assertText('Blah:');
+    $this->assertText('Abracadabra');
+    $this->assertText('Powered by Drupal');
+  }
+
+}
diff --git a/tests/modules/panels_test/panels_test.info.yml b/tests/modules/panels_test/panels_test.info.yml
new file mode 100644
index 0000000..7d85b3b
--- /dev/null
+++ b/tests/modules/panels_test/panels_test.info.yml
@@ -0,0 +1,7 @@
+type: module
+name: Panels Test
+description: 'Required for Panels simpletests only.'
+core: 8.x
+dependencies:
+  - page_manager
+  - layout_plugin