Github user fhueske commented on a diff in the pull request:
https://github.com/apache/flink/pull/2430#discussion_r80783750
--- Diff:
flink-streaming-connectors/flink-connector-kafka-base/src/test/java/org/apache/flink/streaming/connectors/kafka/KafkaTableSinkTestBase.java
---
@@ -17,123 +17,79 @@
*/
package org.apache.flink.streaming.connectors.kafka;
-import org.apache.flink.api.common.functions.RichMapFunction;
-import org.apache.flink.api.common.restartstrategy.RestartStrategies;
import org.apache.flink.api.common.typeinfo.TypeInformation;
import org.apache.flink.api.table.Row;
+import org.apache.flink.api.table.typeutils.RowTypeInfo;
import org.apache.flink.streaming.api.datastream.DataStream;
-import
org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
-import org.apache.flink.streaming.api.functions.sink.SinkFunction;
-import org.apache.flink.streaming.api.functions.source.SourceFunction;
import org.apache.flink.streaming.connectors.kafka.internals.TypeUtil;
import
org.apache.flink.streaming.connectors.kafka.partitioner.KafkaPartitioner;
-import org.apache.flink.streaming.util.serialization.DeserializationSchema;
-import org.apache.flink.test.util.SuccessException;
+import
org.apache.flink.streaming.util.serialization.JsonRowSerializationSchema;
import org.junit.Test;
import java.io.Serializable;
-import java.util.HashSet;
import java.util.Properties;
-import static org.apache.flink.test.util.TestUtils.tryExecute;
+import static org.junit.Assert.assertArrayEquals;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotSame;
+import static org.mockito.Matchers.eq;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.any;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.verify;
-public abstract class KafkaTableSinkTestBase extends KafkaTestBase
implements Serializable {
+public abstract class KafkaTableSinkTestBase implements Serializable {
- protected final static String TOPIC = "customPartitioningTestTopic";
- protected final static int PARALLELISM = 1;
+ protected final static String TOPIC = "testTopic";
protected final static String[] FIELD_NAMES = new String[] {"field1",
"field2"};
protected final static TypeInformation[] FIELD_TYPES =
TypeUtil.toTypeInfo(new Class[] {Integer.class, String.class});
+ protected FlinkKafkaProducerBase<Row> kafkaProducer =
mock(FlinkKafkaProducerBase.class);
+
@Test
public void testKafkaTableSink() throws Exception {
- LOG.info("Starting
KafkaTableSinkTestBase.testKafkaTableSink()");
-
- createTestTopic(TOPIC, PARALLELISM, 1);
- StreamExecutionEnvironment env = createEnvironment();
-
- createProducingTopology(env);
- createConsumingTopology(env);
-
- tryExecute(env, "custom partitioning test");
- deleteTestTopic(TOPIC);
- LOG.info("Finished
KafkaTableSinkTestBase.testKafkaTableSink()");
- }
+ DataStream dataStream = mock(DataStream.class);
+ KafkaTableSink kafkaTableSink = createTableSink();
+ kafkaTableSink.emitDataStream(dataStream);
- private StreamExecutionEnvironment createEnvironment() {
- StreamExecutionEnvironment env =
StreamExecutionEnvironment.createRemoteEnvironment("localhost", flinkPort);
- env.setRestartStrategy(RestartStrategies.noRestart());
- env.getConfig().disableSysoutLogging();
- return env;
+ verify(dataStream).addSink(kafkaProducer);
}
- private void createProducingTopology(StreamExecutionEnvironment env) {
- DataStream<Row> stream = env.addSource(new
SourceFunction<Row>() {
- private boolean running = true;
-
- @Override
- public void run(SourceContext<Row> ctx) throws
Exception {
- long cnt = 0;
- while (running) {
- Row row = new Row(2);
- row.setField(0, cnt);
- row.setField(1, "kafka-" + cnt);
- ctx.collect(row);
- cnt++;
- }
- }
-
- @Override
- public void cancel() {
- running = false;
- }
- })
- .setParallelism(1);
-
- KafkaTableSink kafkaTableSinkBase = createTableSink();
-
- kafkaTableSinkBase.emitDataStream(stream);
+ @Test
+ public void testCorrectProducerIsCreated() throws Exception {
+ DataStream dataStream = mock(DataStream.class);
+ KafkaTableSink kafkaTableSink = spy(createTableSink());
+ kafkaTableSink.emitDataStream(dataStream);
+
+ verify(kafkaTableSink).createKafkaProducer(
+ eq(TOPIC),
+ eq(createSinkProperties()),
+ any(JsonRowSerializationSchema.class),
+ any(CustomPartitioner.class));
}
- private void createConsumingTopology(StreamExecutionEnvironment env) {
- DeserializationSchema<Row> deserializationSchema =
createRowDeserializationSchema();
-
- FlinkKafkaConsumerBase<Row> source =
kafkaServer.getConsumer(TOPIC, deserializationSchema, standardProps);
-
- env.addSource(source).setParallelism(PARALLELISM)
- .map(new RichMapFunction<Row, Integer>() {
- @Override
- public Integer map(Row value) {
- return (Integer)
value.productElement(0);
- }
- }).setParallelism(PARALLELISM)
-
- .addSink(new SinkFunction<Integer>() {
- HashSet<Integer> ids = new HashSet<>();
- @Override
- public void invoke(Integer value) throws
Exception {
- ids.add(value);
-
- if (ids.size() == 100) {
- throw new SuccessException();
- }
- }
- }).setParallelism(1);
+ @Test
+ public void testConfigure() {
+ KafkaTableSink kafkaTableSink = createTableSink();
+ KafkaTableSink newKafkaTableSink =
kafkaTableSink.configure(FIELD_NAMES, FIELD_TYPES);
+ assertNotSame(kafkaTableSink, newKafkaTableSink);
+
+ assertArrayEquals(FIELD_NAMES,
newKafkaTableSink.getFieldNames());
+ assertArrayEquals(FIELD_TYPES,
newKafkaTableSink.getFieldTypes());
+ assertEquals(new RowTypeInfo(FIELD_TYPES),
newKafkaTableSink.getOutputType());
}
protected KafkaPartitioner<Row> createPartitioner() {
--- End diff --
Please add a partitioner as final member variable to the test which is
used.
---
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.
---
