diff --git a/core/modules/simpletest/simpletest.module b/core/modules/simpletest/simpletest.module
index 751a729..1efabd6 100644
--- a/core/modules/simpletest/simpletest.module
+++ b/core/modules/simpletest/simpletest.module
@@ -351,6 +351,8 @@ function simpletest_phpunit_run_command(array $unescaped_test_classnames, $phpun
   // via the simpletest UI.
   $ret = exec(join($command, " "), $output, $status);
 
+  var_dump($output);
+
   chdir($old_cwd);
   putenv('SIMPLETEST_DB=');
   if ($base_url) {
@@ -380,7 +382,7 @@ function simpletest_phpunit_command() {
     $phpunit_bin = escapeshellarg($php) . ' -f ' . escapeshellarg($vendor_dir . '/phpunit/phpunit/composer/bin/phpunit') . ' --';
   }
   else {
-    $phpunit_bin = $vendor_dir . '/phpunit/phpunit/phpunit';
+    $phpunit_bin = $vendor_dir . '/phpunit/phpunit/phpunit --debug';
   }
   return $phpunit_bin;
 }
diff --git a/core/modules/toolbar/tests/src/FunctionalJavascript/ToolbarIntegrationTest.php b/core/modules/toolbar/tests/src/FunctionalJavascript/ToolbarIntegrationTest.php
index c3b3d9a..96b2992 100644
--- a/core/modules/toolbar/tests/src/FunctionalJavascript/ToolbarIntegrationTest.php
+++ b/core/modules/toolbar/tests/src/FunctionalJavascript/ToolbarIntegrationTest.php
@@ -20,14 +20,19 @@ class ToolbarIntegrationTest extends JavascriptTestBase {
    * Tests if the toolbar can be toggled with JavaScript.
    */
   public function testToolbarToggling() {
+    $this->drupalGet('<front>');
+    var_dump('Got anon');
     $admin_user = $this->drupalCreateUser([
       'access toolbar',
       'administer site configuration',
       'access content overview',
     ]);
     $this->drupalLogin($admin_user);
+    var_dump('Logged in');
+//    $this->assertTrue(TRUE, 'Got here 2');
 
     $this->drupalGet('<front>');
+    sleep(5);
     $page = $this->getSession()->getPage();
 
     // Test that it is possible to toggle the toolbar tray.
diff --git a/core/phpunit.xml.dist b/core/phpunit.xml.dist
index 2b45c64..10b477a 100644
--- a/core/phpunit.xml.dist
+++ b/core/phpunit.xml.dist
@@ -11,7 +11,7 @@
 -->
 <phpunit bootstrap="tests/bootstrap.php" colors="true"
          beStrictAboutTestsThatDoNotTestAnything="true"
-         beStrictAboutOutputDuringTests="true"
+         beStrictAboutOutputDuringTests="false"
          beStrictAboutChangesToGlobalState="true"
          checkForUnintentionallyCoveredCode="false">
   <php>
diff --git a/core/scripts/run-tests.sh b/core/scripts/run-tests.sh
index 15e6e80..05fbbfe 100755
--- a/core/scripts/run-tests.sh
+++ b/core/scripts/run-tests.sh
@@ -102,7 +102,14 @@
   exit(SIMPLETEST_SCRIPT_EXIT_SUCCESS);
 }
 
-$test_list = simpletest_script_get_test_list();
+//$test_list = simpletest_script_get_test_list();
+if (in_array('PHPUnit-FunctionalJavascript', $args['types'], TRUE)) {
+  $test_list = ['Drupal\Tests\toolbar\FunctionalJavascript\ToolbarIntegrationTest'];
+}
+else {
+  $test_list = [];
+}
+$args['repeat'] = 30;
 
 // Try to allocate unlimited time to run the tests.
 drupal_set_time_limit(0);