Github user walterddr commented on a diff in the pull request: https://github.com/apache/flink/pull/5070#discussion_r153566038 --- Diff: flink-libraries/flink-table/src/test/scala/org/apache/flink/table/expressions/MapTypeTest.scala --- @@ -139,13 +139,6 @@ class MapTypeTest extends MapTypeTestBase { @Test def testMapOperations(): Unit = { - // comparison - testAllApis( --- End diff -- That was my bad, I was only testing the invalid equality case ( e.g. `MAP[STRING, INT] = MAP[STRING,STRING]` should throw ValidationException), I did not put in the valid equality test :-(
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