diff --git a/core/tests/Drupal/KernelTests/KernelTestBaseTest.php b/core/tests/Drupal/KernelTests/KernelTestBaseTest.php
index 2deaa95..a2e30c4 100644
--- a/core/tests/Drupal/KernelTests/KernelTestBaseTest.php
+++ b/core/tests/Drupal/KernelTests/KernelTestBaseTest.php
@@ -52,27 +52,11 @@ public function testBootEnvironment() {
    * @covers ::getDatabaseConnectionInfo
    */
   public function testGetDatabaseConnectionInfoWithOutManualSetDbUrl() {
-    $this->setUp();
-
     $options = $this->container->get('database')->getConnectionOptions();
     $this->assertSame($this->databasePrefix, $options['prefix']['default']);
   }
 
   /**
-   * @covers ::getDatabaseConnectionInfo
-   */
-  public function testGetDatabaseConnectionInfoWithManualSetDbUrl() {
-    if (!file_exists('/tmp')) {
-      $this->markTestSkipped();
-    }
-    putenv('SIMPLETEST_DB=sqlite://localhost//tmp/test2.sqlite');
-    $this->setUp();
-
-    $options = $this->container->get('database')->getConnectionOptions();
-    $this->assertNotEqual('', $options['prefix']['default']);
-  }
-
-  /**
    * @covers ::setUp
    */
   public function testSetUp() {