Merge pull request #14445 from cakephp/3.x-phpunit-aliases

Alias PHPUnit MockBuilder separately

tests/phpunit_aliases.php

@@ -15,6 +15,9 @@ if (class_exists('PHPUnit_Runner_Version')) {
         class_alias('PHPUnit_Framework_Error_Notice', 'PHPUnit\Framework\Error\Notice');
         class_alias('PHPUnit_Framework_Error_Warning', 'PHPUnit\Framework\Error\Warning');
         class_alias('PHPUnit_Framework_ExpectationFailedException', 'PHPUnit\Framework\ExpectationFailedException');
-        class_alias('PHPUnit_Framework_MockObject_MockBuilder', 'PHPUnit\Framework\MockObject\MockBuilder');
     }
 }
+
+if (!class_exists('PHPUnit\Framework\MockObject\MockBuilder')) {
+    class_alias('PHPUnit_Framework_MockObject_MockBuilder', 'PHPUnit\Framework\MockObject\MockBuilder');
+}