Issue #2581557 by dawehner, mxh, xjm, sorabh.v6, JeroenT: Add ltrim($path, '/') in drupalGet method

core/tests/Drupal/FunctionalTests/BrowserTestBaseTest.php

@@ -67,6 +67,21 @@ public function testGoTo() {
     $this->assertSame('header value', $returned_header);
   }
 
+  /**
+   * Tests drupalGet().
+   */
+  public function testDrupalGet() {
+    $this->drupalGet('test-page');
+    $this->assertSession()->statusCodeEquals(200);
+    $this->assertSession()->addressEquals('test-page');
+    $this->drupalGet('/test-page');
+    $this->assertSession()->statusCodeEquals(200);
+    $this->assertSession()->addressEquals('test-page');
+    $this->drupalGet('/test-page/');
+    $this->assertSession()->statusCodeEquals(200);
+    $this->assertSession()->addressEquals('/test-page/');
+  }
+
   /**
    * Tests basic form functionality.
    */