fapaul commented on code in PR #108:
URL:
https://github.com/apache/flink-connector-kafka/pull/108#discussion_r1678856214
##########
flink-connector-kafka/src/test/java/org/apache/flink/connector/kafka/source/KafkaSourceBuilderTest.java:
##########
@@ -191,6 +196,53 @@ public void testSettingCustomKafkaSubscriber() {
"Cannot use partitions for consumption because a
ExampleCustomSubscriber is already set for consumption.");
}
+ @Test
+ public void testSettingCustomKeyDeserializer() {
+ final String keyDeserializer =
TestByteArrayDeserializer.class.getName();
+ final KafkaSource<String> kafkaSource =
getBasicBuilder().setProperty("key.deserializer", keyDeserializer).build();
+ // key.deserializer should be overridden
+ assertThat(
+ kafkaSource
+ .getConfiguration()
+ .get(
+
ConfigOptions.key(ConsumerConfig.KEY_DESERIALIZER_CLASS_CONFIG)
+ .stringType()
+ .noDefaultValue()))
+ .isEqualTo(keyDeserializer);
+ }
+
+ @Test
+ public void testSettingCustomValueDeserializer() {
+ final String valueDeserializer =
TestByteArrayDeserializer.class.getName();
+ final KafkaSource<String> kafkaSource =
getBasicBuilder().setProperty("value.deserializer", valueDeserializer).build();
+ // value.deserializer should be overridden
+ assertThat(
+ kafkaSource
+ .getConfiguration()
+ .get(
+
ConfigOptions.key(ConsumerConfig.VALUE_DESERIALIZER_CLASS_CONFIG)
+ .stringType()
+ .noDefaultValue()))
+ .isEqualTo(valueDeserializer);
+ }
Review Comment:
Sorry, my initial comment also referred to these tests. The code is
identical except the property we set. Can you also convert it to a
parameterized test?
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