Github user twalthr commented on a diff in the pull request:
https://github.com/apache/flink/pull/5068#discussion_r159681109
--- Diff:
flink-connectors/flink-connector-kafka-base/src/test/java/org/apache/flink/streaming/connectors/kafka/KafkaTableSinkTestBase.java
---
@@ -54,6 +57,7 @@
@Test
public void testKafkaTableSink() throws Exception {
DataStream dataStream = mock(DataStream.class);
+
when(dataStream.addSink(any(SinkFunction.class))).thenReturn(mock(DataStreamSink.class));
--- End diff --
It fixes the test.
---