Ticket #51669: 51669.diff

tests/phpunit/tests/rest-api/rest-plugins-controller.php

@@ -1023 +1023 @@
                         10,
                         3
                 );
+
+                // Remove upgrade hooks which are not required for plugin installation tests
+                // and may interfere with the results due to unnecessary external HTTP requests.
+                remove_action( 'upgrader_process_complete', array( 'Language_Pack_Upgrader', 'async_upgrade' ), 20 );
+                remove_action( 'upgrader_process_complete', 'wp_version_check' );
+                remove_action( 'upgrader_process_complete', 'wp_update_plugins' );
+                remove_action( 'upgrader_process_complete', 'wp_update_themes' );
         }
 
         /**