Chris Muller uploaded a new version of SUnit to project The Trunk:
http://source.squeak.org/trunk/SUnit-cmm.84.mcz

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

Name: SUnit-cmm.84
Author: cmm
Time: 5 March 2011, 1:59:04.122 pm
UUID: b2b539ec-f6aa-4312-9195-37f733103435
Ancestors: SUnit-ul.83

- Added TestSuite>>#debug to allow debugging test-suites from a workspace:

	MyTestCase suite debug

=============== Diff against SUnit-ul.83 ===============

Item was added:
+ ----- Method: TestSuite>>debug (in category 'running') -----
+ debug
+ 	self tests do:
+ 		[ : each | self changed: each.
+ 		each debug ]!