Closes #5416

src/Framework/MockObject/Generator/Exception/MethodNamedMethodException.php

@@ -0,0 +1,21 @@
+<?php declare(strict_types=1);
+/*
+ * This file is part of PHPUnit.
+ *
+ * (c) Sebastian Bergmann <sebastian@phpunit.de>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+namespace PHPUnit\Framework\MockObject\Generator;
+
+/**
+ * @internal This class is not covered by the backward compatibility promise for PHPUnit
+ */
+final class MethodNamedMethodException extends \PHPUnit\Framework\Exception implements Exception
+{
+    public function __construct()
+    {
+        parent::__construct('Doubling interfaces (or classes) that have a method named "method" is not supported.');
+    }
+}

src/Framework/MockObject/Generator/Generator.php

@@ -31,9 +31,6 @@
 use Exception;
 use Iterator;
 use IteratorAggregate;
-use PHPUnit\Event\Code\NoTestCaseObjectOnCallStackException;
-use PHPUnit\Event\Code\TestMethodBuilder;
-use PHPUnit\Event\Facade as EventFacade;
 use PHPUnit\Framework\MockObject\ConfigurableMethod;
 use PHPUnit\Framework\MockObject\DoubledCloneMethod;
 use PHPUnit\Framework\MockObject\ErrorCloneMethod;
@@ -312,6 +309,7 @@ private function getObject(MockType $mockClass, bool $callOriginalConstructor =
     /**
      * @throws ClassIsEnumerationException
      * @throws ClassIsFinalException
+     * @throws MethodNamedMethodException
      * @throws ReflectionException
      * @throws RuntimeException
      */
@@ -489,26 +487,10 @@ private function generateCodeForTestDoubleClass(string $type, bool $mockObject,
         }
 
         if ($mockMethods->hasMethod('method') || (isset($class) && $class->hasMethod('method'))) {
-            $message = sprintf(
-                '%s %s has a method named "method". Doubling %s that have a method named "method" is deprecated. Support for this will be removed in PHPUnit 12.',
-                ($isInterface) ? 'Interface' : 'Class',
-                isset($class) ? $class->getName() : $type,
-                ($isInterface) ? 'interfaces' : 'classes',
-            );
-
-            try {
-                EventFacade::emitter()->testTriggeredPhpunitDeprecation(
-                    TestMethodBuilder::fromCallStack(),
-                    $message,
-                );
-            } catch (NoTestCaseObjectOnCallStackException) {
-                EventFacade::emitter()->testRunnerTriggeredDeprecation($message);
-            }
+            throw new MethodNamedMethodException;
         }
 
-        if (!$mockMethods->hasMethod('method') && (!isset($class) || !$class->hasMethod('method'))) {
-            $traits[] = Method::class;
-        }
+        $traits[] = Method::class;
 
         if ($isPhp82 && $isReadonly) {
             // @codeCoverageIgnoreStart

src/Framework/MockObject/Runtime/Interface/MockObject.php

@@ -13,8 +13,6 @@
 use PHPUnit\Framework\MockObject\Rule\InvocationOrder;
 
 /**
- * @method InvocationMocker method($constraint)
- *
  * @no-named-arguments Parameter names are not covered by the backward compatibility promise for PHPUnit
  */
 interface MockObject extends Stub

src/Framework/MockObject/Runtime/Interface/Stub.php

@@ -12,10 +12,9 @@
 use PHPUnit\Framework\MockObject\Builder\InvocationStubber;
 
 /**
- * @method InvocationStubber method($constraint)
- *
  * @no-named-arguments Parameter names are not covered by the backward compatibility promise for PHPUnit
  */
 interface Stub
 {
+    public function method(): InvocationStubber;
 }