Marcel Taeumel uploaded a new version of Tests to project The Trunk: http://source.squeak.org/trunk/Tests-ct.465.mcz
==================== Summary ====================
Name: Tests-ct.465 Author: ct Time: 18 September 2021, 3:48:23.531191 pm UUID: 482a8de2-b171-b341-a16c-cb047f6c42fa Ancestors: Tests-eem.464
Adds regression test for a bug in Environment >> #removeKey:ifAbsent:.
Make sure that the previous value of the binding is returned regardless of what the binding policies might do with it during removal.
See: http://lists.squeakfoundation.org/pipermail/squeak-dev/2021-August/216287.ht...
=============== Diff against Tests-eem.464 ===============
Item was changed: ----- Method: EnvironmentTest>>testRemoveKey (in category 'tests - compatibility') ----- testRemoveKey "For compatibility with legacy code, environments should implement the dictionary protocol."
+ env importSelf. "undeclaring the binding via a binding policy while removing it must not affect the return value of #removeKey:." + env at: #Griffle put: self. + self + assert: self + equals: (env removeKey: #Griffle). + self + should: [env removeKey: #Griffle] - self - should: [env removeKey: #Griffle] raise: KeyNotFound.!