diff -u b/core/modules/ban/tests/src/Kernel/Plugin/migrate/source/d7/BlockedIpsTest.php b/core/modules/ban/tests/src/Kernel/Plugin/migrate/source/d7/BlockedIpsTest.php
--- b/core/modules/ban/tests/src/Kernel/Plugin/migrate/source/d7/BlockedIpsTest.php
+++ b/core/modules/ban/tests/src/Kernel/Plugin/migrate/source/d7/BlockedIpsTest.php
@@ -17,25 +17,25 @@
    */
   public static $modules = ['ban', 'migrate_drupal'];
 
-  protected $expectedResults = [
-    [
-      'ip' => '127.0.0.1',
-    ],
-  ];
-
   /**
    * {@inheritdoc}
    */
   public function providerSource() {
-
     $databaseContents['blocked_ips'] = [
       [
         'iid' => 1,
         'ip' => '127.0.0.1',
       ]
     ];
+
+   $expectedResults = [
+      [
+        'ip' => '127.0.0.1',
+      ],
+    ];
+
     $test[0][0] = $databaseContents;
-    $test[0][1] = $this->expectedResults;
+    $test[0][1] = $expectedResults;
     return $test;
   }