[LUCENE-9290] TestXYPoint#testEqualsAndHashCode test failure

• Type: Test
• Status: Closed
• Priority: Trivial
• Resolution: Fixed
• Fix Version/s: 9.0
• Lucene Fields: New
• Assignee: Mike Drob
• Reporter: Ignacio Vera
• Created: 25/Mar/20 07:19
• Updated: 28/Aug/22 16:00
• Resolved: 27/Mar/20 17:53

Description

Test assumes that if two objects are different, then the has code must be different which is a wrong assumption. 

 

Reproduce with:

ant test  -Dtestcase=TestXYPoint -Dtests.method=testEqualsAndHashCode -Dtests.seed=733FAE735389BD86 -Dtests.slow=true -Dtests.badapples=true -Dtests.locale=en-PW -Dtests.timezone=Africa/Gaborone -Dtests.asserts=true -Dtests.file.encoding=UTF8

 

Error:

5:39:56    [junit4]    > Throwable #1: java.lang.AssertionError: Values should be different. Actual: -268435620
05:39:56    [junit4]    > 	at __randomizedtesting.SeedInfo.seed([733FAE735389BD86:F156BE502CC2B7]:0)
05:39:56    [junit4]    > 	at org.apache.lucene.geo.TestXYPoint.testEqualsAndHashCode(TestXYPoint.java:71)
05:39:56    [junit4]    > 	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)