Ticket #63986: 63986-tests.diff

tests/phpunit/tests/multisite/wpmuLogNewRegistrations.php

@@ -18 +18 @@
                 $reg_blog = $wpdb->get_col( $wpdb->prepare( "SELECT email FROM {$wpdb->registration_log} WHERE {$wpdb->registration_log}.blog_id = 1 AND IP LIKE %s", $ip ) );
                 $this->assertSame( $user->user_email, $reg_blog[ count( $reg_blog ) - 1 ] );
         }
+
+        /**
+         * Ensures an IPv6 remote address is preserved when logging a registration.
+         *
+         * @ticket 63986
+         */
+        public function test_wpmu_log_new_registrations_preserves_ipv6_address() {
+                global $wpdb;
+
+                $ipv6                   = '2001:0db8:85a3:0000:0000:8a2e:0370:7334';
+                $original_remote_addr   = isset( $_SERVER['REMOTE_ADDR'] ) ? $_SERVER['REMOTE_ADDR'] : null;
+                $_SERVER['REMOTE_ADDR'] = $ipv6;
+
+                try {
+                        wpmu_log_new_registrations( 1, 1 );
+
+                        $logged_ip = $wpdb->get_var( "SELECT IP FROM {$wpdb->registration_log} WHERE blog_id = 1 ORDER BY ID DESC LIMIT 1" );
+                } finally {
+                        if ( null === $original_remote_addr ) {
+                                unset( $_SERVER['REMOTE_ADDR'] );
+                        } else {
+                                $_SERVER['REMOTE_ADDR'] = $original_remote_addr;
+                        }
+                }
+
+                $this->assertSame(
+                        $ipv6,
+                        $logged_ip,
+                        'The IPv6 remote address was not stored intact in the registration log.'
+                );
+        }
 }