Github user fhueske commented on a diff in the pull request:
https://github.com/apache/flink/pull/1838#discussion_r60395945
--- Diff:
flink-tests/src/test/java/org/apache/flink/test/javaApiOperators/CoGroupITCase.java
---
@@ -301,6 +309,51 @@ public void
testCoGroupWithMultipleKeyFieldsWithFieldSelector() throws Exception
}
@Test
+ public void testCoGroupWithMultipleKeyFieldsWithFieldSelector2() throws
Exception {
+ /*
+ * UDF Join on tuples with multiple key field positions and
same customized distribution
+ */
+
+ final ExecutionEnvironment env =
ExecutionEnvironment.getExecutionEnvironment();
+
+ DataSet<Tuple5<Integer, Long, Integer, String, Integer>> ds1 =
CollectionDataSets.get5TupleDataSet(env)
+ .map(new MapFunction<Tuple5<Integer, Long,
Integer, String, Long>, Tuple5<Integer, Long, Integer, String, Integer>>() {
+ @Override
+ public Tuple5<Integer, Long, Integer,
String, Integer> map(Tuple5<Integer, Long, Integer, String, Long> value) throws
Exception {
+ return new Tuple5<>(value.f0,
value.f1, value.f2, value.f3, value.f4.intValue());
+ }
+ });
+
+ DataSet<Tuple3<Integer, Integer, String>> ds2 =
CollectionDataSets.get3TupleDataSet(env)
+ .map(new MapFunction<Tuple3<Integer, Long,
String>, Tuple3<Integer, Integer, String>>() {
+ @Override
+ public Tuple3<Integer, Integer, String>
map(Tuple3<Integer, Long, String> value) throws Exception {
+ return new Tuple3<>(value.f0,
value.f1.intValue(), value.f2);
+ }
+ });
+
+ env.setParallelism(4);
+ TestDistribution testDis = new TestDistribution();
+ DataSet<Tuple3<Integer, Long, String>> coGrouped =
+ DataSetUtils.partitionByRange(ds1, testDis, 0,
4)
+ .coGroup(DataSetUtils.partitionByRange(ds2,
testDis, 0, 1))
+ .where(0, 4)
+ .equalTo(0, 1)
+ .with(new Tuple5Tuple3CoGroup2());
--- End diff --
Please use the same `CoGroupFunction` as in the original test.
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at [email protected] or file a JIRA ticket
with INFRA.
---
