Details
Description
The HashSet comparison is not working for some reason:
java.lang.AssertionError: expected: java.util.HashSet<[hb]> but was: java.util.HashSet<[hb]> at org.junit.Assert.fail(Assert.java:88) at org.junit.Assert.failNotEquals(Assert.java:743) at org.junit.Assert.assertEquals(Assert.java:118) at org.junit.Assert.assertEquals(Assert.java:144) at org.apache.hadoop.yarn.api.resource.TestPlacementConstraintTransformations.testCardinalityConstraint(TestPlacementConstraintTransformations.java:116)