zentol commented on a change in pull request #6735: [FLINK-9126] New
CassandraPojoInputFormat to output data as a custom annotated Cassandra Pojo
URL: https://github.com/apache/flink/pull/6735#discussion_r221578896
##########
File path:
flink-connectors/flink-connector-cassandra/src/test/java/org/apache/flink/streaming/connectors/cassandra/CassandraConnectorITCase.java
##########
@@ -470,6 +477,41 @@ public void testCassandraTableSink() throws Exception {
Assert.assertTrue("The input data was not completely written to
Cassandra", input.isEmpty());
}
+ @Test
+ public void testCassandraBatchPojoFormat() throws Exception {
+
+ session.execute(CREATE_TABLE_QUERY.replace(TABLE_NAME_VARIABLE,
"batches"));
+
+ CassandraPojoSink<CustomCassandraAnnotatedPojo> sink = new
CassandraPojoSink<>(CustomCassandraAnnotatedPojo.class, builder);
+ sink.open(new Configuration());
+
+ List<CustomCassandraAnnotatedPojo>
customCassandraAnnotatedPojos = IntStream.range(0, 20)
+ .mapToObj(x -> new
CustomCassandraAnnotatedPojo(UUID.randomUUID().toString(), x, 0))
+ .collect(Collectors.toList());
+
+ customCassandraAnnotatedPojos.forEach(sink::send);
+ sink.close();
+
+ InputFormat<CustomCassandraAnnotatedPojo, InputSplit> source =
new CassandraPojoInputFormat<>(SELECT_DATA_QUERY.replace(TABLE_NAME_VARIABLE,
"batches"), builder, CustomCassandraAnnotatedPojo.class);
+ source.configure(new Configuration());
+ source.open(null);
+
+ List<CustomCassandraAnnotatedPojo> result = new ArrayList<>();
+ while (!source.reachedEnd()) {
+ CustomCassandraAnnotatedPojo temp =
source.nextRecord(null);
+ result.add(temp);
+ }
+
+ source.close();
+ Assert.assertEquals(20, result.size());
+
result.sort(Comparator.comparingInt(CustomCassandraAnnotatedPojo::getCounter));
+
customCassandraAnnotatedPojos.sort(Comparator.comparingInt(CustomCassandraAnnotatedPojo::getCounter));
+
+ for (int i = 0; i < result.size(); i++) {
+ assertThat(result.get(i),
samePropertyValuesAs(customCassandraAnnotatedPojos.get(i)));
Review comment:
since they are sorted already I believe we could just compare the lists
directly.
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