diff --git a/ext/standard/tests/general_functions/callbacks_002.phpt b/ext/standard/tests/general_functions/callbacks_002.phpt
new file mode 100644
index 00000000000..22130c524a1
--- /dev/null
+++ b/ext/standard/tests/general_functions/callbacks_002.phpt
@@ -0,0 +1,16 @@
+--TEST--
+call_user_func(): Wrong parameters
+--FILE--
+<?php
+
+call_user_func(array('Foo', 'bar'));
+call_user_func(array(NULL, 'bar'));
+call_user_func(array('stdclass', NULL));
+
+?>
+--EXPECTF--
+Warning: call_user_func() expects parameter 1 to be a valid callback, class 'Foo' not found in %s on line %d
+
+Warning: call_user_func() expects parameter 1 to be a valid callback, first array member is not a valid class name or object in %s on line %d
+
+Warning: call_user_func() expects parameter 1 to be a valid callback, second array member is not a valid method in %s on line %d