Marcel Taeumel uploaded a new version of CollectionsTests to project The Trunk:
http://source.squeak.org/trunk/CollectionsTests-mt.330.mcz

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

Name: CollectionsTests-mt.330
Author: mt
Time: 16 December 2019, 12:01:26.779045 pm
UUID: 779ba425-f187-324a-9b83-27c0e2c70ba3
Ancestors: CollectionsTests-mt.329

Adds a generator test that got only documented on the mailing list so far.

=============== Diff against CollectionsTests-mt.329 ===============

Item was added:
+ ----- Method: GeneratorTest>>testYieldLookAhead (in category 'tests') -----
+ testYieldLookAhead
+ 	"Check the look-ahead in our current implementation. See http://forum.world.st/Generators-td4941886.html."
+ 	
+ 	| x gen result |
+ 	x := 0.
+ 
+ 	gen := Generator on: [:g |
+ 		x := 1.
+ 		g yield: nil.
+ 
+ 		x := 2.
+ 		g yield: nil.
+ 
+ 		x := 3.
+ 		g yield: nil].
+ 
+ 	result := OrderedCollection new.
+ 	gen do: [:i | result add: x].
+ 	
+ 	self deny: (result hasEqualElements: #(1 2 3)).
+ 	self assert: (result hasEqualElements: #(2 3 3)).!