[COLLECTIONS-512] equals/hashCode mismatch

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 4.0
• Fix Version/s: 4.1
• Component/s: Collection, Comparator

Environment

Mac OS 10.9, Java 6 and Java 7

• Assignee: Unassigned
• Reporter: Cyrille Artho
• Created: 10/Apr/14 01:56
• Updated: 27/Nov/15 21:11
• Resolved: 02/Jan/15 13:03

Description

We used Randoop on the collection classes, which found several test cases where two objects are equal but their hash code differs.

I will attach a file containing two test cases that are different; the other tests seem to be longer versions showing the same issue.

Issue Links

• relates to: COLLECTIONS-543 AbstractCollectionDecorator should not delegate equals and hashcode