Chris Muller uploaded a new version of KernelTests to project The Trunk:
http://source.squeak.org/trunk/KernelTests-cmm.257.mcz

==================== Summary ====================

Name: KernelTests-cmm.257
Author: cmm
Time: 8 November 2013, 10:44:12.321 am
UUID: 29ad252a-6c01-4c4c-b11d-d02cd0b51694
Ancestors: KernelTests-fbs.256

Added test for MessageSend>>#numArgs.

=============== Diff against KernelTests-fbs.256 ===============

Item was added:
+ TestCase subclass: #MessageSendTest
+ 	instanceVariableNames: ''
+ 	classVariableNames: ''
+ 	poolDictionaries: ''
+ 	category: 'KernelTests-Methods'!

Item was added:
+ ----- Method: MessageSendTest>>testNumArgs (in category 'as yet unclassified') -----
+ testNumArgs
+ 	self
+ 		 assert:
+ 			(MessageSend
+ 				receiver: Dictionary new
+ 				selector: #at:put:) numArgs = 2 ;
+ 		 assert:
+ 			(MessageSend
+ 				receiver: 3
+ 				selector: #sqrt) numArgs = 0!