[CASSANDRA-15565] Fix flaky test org.apache.cassandra.index.internal.CassandraIndexTest indexCorrectlyMarkedAsBuildAndRemoved

• Type: Bug
• Status: Resolved
• Priority: Normal
• Resolution: Fixed
• Fix Version/s: 3.0.21, 3.11.7, 4.0-alpha4, 4.0
• Component/s: Test/unit
• Labels: pull-request-available
• Bug Category: Correctness - Test Failure
• Severity: Normal
• Complexity: Normal
• Discovered By: Unit Test
• Platform: All
• Since Version: 3.0.0

Source Control Link

https://github.com/apache/cassandra/commit/c81d7dcc09fa1c35f190f0baad764fbe8a024679

Test and Documentation Plan

The fix involves using a before/after size comparison to avoid failing as a result of another test failure.

• Assignee: Jorge Bay
• Reporter: David Capwell

Authors

Jorge Bay

Reviewers

Sam Tunnicliffe

• Created: 11/Feb/20 01:06
• Updated: 15/May/20 08:55
• Resolved: 11/Mar/20 10:40

Description

junit.framework.AssertionFailedError: Got more rows than expected. Expected 1 but got 4.
	at org.apache.cassandra.cql3.CQLTester.assertRows(CQLTester.java:1098)
	at org.apache.cassandra.index.internal.CassandraIndexTest.indexCorrectlyMarkedAsBuildAndRemoved(CassandraIndexTest.java:499)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

The failure was seen on java 11.

Issue Links

• relates to: CASSANDRA-10601 SecondaryIndexManager incorrectly updates index build status system table
• links to: GitHub Pull Request #461