diff --git a/core/modules/system/tests/modules/test_page_test/src/Controller/Test.php b/core/modules/system/tests/modules/test_page_test/src/Controller/Test.php
index e754eaf0c2..173a58a12d 100644
--- a/core/modules/system/tests/modules/test_page_test/src/Controller/Test.php
+++ b/core/modules/system/tests/modules/test_page_test/src/Controller/Test.php
@@ -123,4 +123,13 @@ public function metaRefresh() {
     return new RedirectResponse(Url::fromRoute('test_page_test.test_page', [], ['absolute' => TRUE])->toString(), 302);
   }
 
+  /**
+   * Embeds some JS which says "Hallo welt".
+   */
+  public function testJavascript() {
+    $build['#markup'] = '<a data-test_drupal_link>click here</a>';
+    $build['#attached']['library'][] = 'test_page_test/test_javascript';  
+    return $build;
+  }
+
 }
diff --git a/core/modules/system/tests/modules/test_page_test/test_page_test.routing.yml b/core/modules/system/tests/modules/test_page_test/test_page_test.routing.yml
index e64a88d003..ea7c1e39f7 100644
--- a/core/modules/system/tests/modules/test_page_test/test_page_test.routing.yml
+++ b/core/modules/system/tests/modules/test_page_test/test_page_test.routing.yml
@@ -90,3 +90,10 @@ test_page_test.meta_refresh:
     _controller: '\Drupal\test_page_test\Controller\Test::metaRefresh'
   requirements:
     _access: 'TRUE'
+
+test_page_test.test_javascript:
+  path: '/test-javascript'
+  defaults:
+    _controller: '\Drupal\test_page_test\Controller\Test::testJavascript'
+  requirements:
+    _access: 'TRUE'
diff --git a/core/tests/Drupal/FunctionalJavascriptTests/Tests/JavascriptTestBaseTest.php b/core/tests/Drupal/FunctionalJavascriptTests/Tests/JavascriptTestBaseTest.php
index 57acc02992..7ce5ebb3bf 100644
--- a/core/tests/Drupal/FunctionalJavascriptTests/Tests/JavascriptTestBaseTest.php
+++ b/core/tests/Drupal/FunctionalJavascriptTests/Tests/JavascriptTestBaseTest.php
@@ -28,8 +28,10 @@ public function testAssertPageReloaded() {
    * @covers ::assertPageNotReloaded
    */
   public function testAssertPageNotReloaded() {
-    $this->drupalGet('');
+    $this->drupalGet('test-javascript');
     $this->markCurrentPage();
+
+    $this->clickLink('click here');
     $this->assertPageNotReloaded();
   }