diff --git a/core/modules/user/src/Tests/UserBlocksTest.php b/core/modules/user/src/Tests/UserBlocksTest.php
index 366f519..7799d37 100644
--- a/core/modules/user/src/Tests/UserBlocksTest.php
+++ b/core/modules/user/src/Tests/UserBlocksTest.php
@@ -41,6 +41,31 @@ protected function setUp() {
   }
 
   /**
+   * Test that user login block is hided from user/login, but not from 'node',
+   * user/register or user/password.
+   */
+  function testUserLoginBlockVisibility() {
+    // Array keyed list where key being the URL address and value being expected
+    // visibility as boolean type.
+    $paths = [
+      'node' => TRUE,
+      'user/login' => FALSE,
+      'user/register' => TRUE,
+      'user/password' => TRUE,
+    ];
+    foreach ($paths as $path => $expected_visibility) {
+      $this->drupalGet($path);
+      $elements = $this->xpath('//div[@class="block block-user"]/form[@id="user-login-form"]');
+      if ($expected_visibility) {
+        $this->assertTrue(!empty($elements), 'User login block in path "' . $path . '" should be visible');
+      }
+      else {
+        $this->assertTrue(empty($elements), 'User login block in path "' . $path . '" should not be visible');
+      }
+    }
+  }
+
+  /**
    * Test the user login block.
    */
   function testUserLoginBlock() {