[KAFKA-10499] 4 Unit Tests are breaking after addition of a new A record to "apache.org"

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.6.0
• Component/s: unit tests
• Assignee: Unassigned
• Reporter: Prateek Agarwal
• Created: 17/Sep/20 19:53
• Updated: 19/Oct/20 07:47
• Resolved: 19/Oct/20 07:47

Description

apache.org earlier used to resolve only to 2 A records: 95.216.24.32 and 40.79.78.1

 

With addition of a new A record 95.216.26.30, 4 unit tests have started failing, which expect the count of DNS resolution to be 2, but instead it is now 3.

 

org.apache.kafka.clients.ClusterConnectionStatesTest > testMultipleIPsWithUseAll FAILED
    java.lang.AssertionError: expected:<2> but was:<3>
        at org.junit.Assert.fail(Assert.java:88)
        at org.junit.Assert.failNotEquals(Assert.java:834)
        at org.junit.Assert.assertEquals(Assert.java:645)
        at org.junit.Assert.assertEquals(Assert.java:631)
        at org.apache.kafka.clients.ClusterConnectionStatesTest.testMultipleIPsWithUseAll(ClusterConnectionStatesTest.java:241)


org.apache.kafka.clients.ClusterConnectionStatesTest > testHostResolveChange FAILED
    java.lang.AssertionError: expected:<2> but was:<3>
        at org.junit.Assert.fail(Assert.java:88)
        at org.junit.Assert.failNotEquals(Assert.java:834)
        at org.junit.Assert.assertEquals(Assert.java:645)
        at org.junit.Assert.assertEquals(Assert.java:631)
        at org.apache.kafka.clients.ClusterConnectionStatesTest.testHostResolveChange(ClusterConnectionStatesTest.java:256)

org.apache.kafka.clients.ClusterConnectionStatesTest > testMultipleIPsWithDefault FAILED
    java.lang.AssertionError: expected:<2> but was:<3>
        at org.junit.Assert.fail(Assert.java:88)
        at org.junit.Assert.failNotEquals(Assert.java:834)
        at org.junit.Assert.assertEquals(Assert.java:645)
        at org.junit.Assert.assertEquals(Assert.java:631)
        at org.apache.kafka.clients.ClusterConnectionStatesTest.testMultipleIPsWithDefault(ClusterConnectionStatesTest.java:231)

org.apache.kafka.clients.ClientUtilsTest > testResolveDnsLookupAllIps FAILED
    java.lang.AssertionError: expected:<2> but was:<3>
        at org.junit.Assert.fail(Assert.java:88)
        at org.junit.Assert.failNotEquals(Assert.java:834)
        at org.junit.Assert.assertEquals(Assert.java:645)
        at org.junit.Assert.assertEquals(Assert.java:631)
        at org.apache.kafka.clients.ClientUtilsTest.testResolveDnsLookupAllIps(ClientUtilsTest.java:87)