gaoyunhaii commented on a change in pull request #7368: [FLINK-10742][network]
Let Netty use Flink's buffers directly in credit-based mode
URL: https://github.com/apache/flink/pull/7368#discussion_r390470319
##########
File path:
flink-runtime/src/test/java/org/apache/flink/runtime/io/network/netty/CreditBasedPartitionRequestClientHandlerTest.java
##########
@@ -419,6 +458,110 @@ public void testNotifyCreditAvailableAfterReleased()
throws Exception {
}
}
+ @Test
+ public void testReadBufferResponseBeforeReleasingChannel() throws
Exception {
+ testReadBufferResponseBeforeReleasingOrRemovingChannel(false);
+ }
+
+ @Test
+ public void testReadBufferResponseBeforeRemovingChannel() throws
Exception {
+ testReadBufferResponseBeforeReleasingOrRemovingChannel(true);
+ }
+
+ @Test
+ public void testReadBufferResponseAfterReleasingChannel() throws
Exception {
+ testReadBufferResponseAfterReleasingAndRemovingChannel(false);
+ }
+
+ @Test
+ public void testReadBufferResponseAfterRemovingChannel() throws
Exception {
+ testReadBufferResponseAfterReleasingAndRemovingChannel(true);
+ }
+
+ private void
testReadBufferResponseBeforeReleasingOrRemovingChannel(boolean isRemoved)
throws Exception {
+ int bufferSize = 1024;
+
+ NetworkBufferPool networkBufferPool = new NetworkBufferPool(10,
bufferSize, 2);
+ SingleInputGate inputGate = createSingleInputGate(1);
+ RemoteInputChannel inputChannel = new InputChannelBuilder()
+ .setMemorySegmentProvider(networkBufferPool)
+ .buildRemoteAndSetToGate(inputGate);
+ inputGate.assignExclusiveSegments();
+
+ CreditBasedPartitionRequestClientHandler handler = new
CreditBasedPartitionRequestClientHandler();
+ EmbeddedChannel embeddedChannel = new EmbeddedChannel(handler);
+ handler.addInputChannel(inputChannel);
+
+ try {
+ BufferResponse bufferResponse = createBufferResponse(
+ TestBufferFactory.createBuffer(bufferSize),
+ 0,
+ inputChannel.getInputChannelId(),
+ 1,
+ new NetworkBufferAllocator(handler));
+
+ // Release the channel.
+ inputGate.close();
+ if (isRemoved) {
+ handler.removeInputChannel(inputChannel);
+ }
+
+ handler.channelRead(null, bufferResponse);
+
+ assertEquals(0,
inputChannel.getNumberOfQueuedBuffers());
+ assertNotNull(bufferResponse.getBuffer());
+ assertTrue(bufferResponse.getBuffer().isRecycled());
+
+ embeddedChannel.runScheduledPendingTasks();
+ NettyMessage.CancelPartitionRequest
cancelPartitionRequest = embeddedChannel.readOutbound();
+ assertNotNull(cancelPartitionRequest);
+ assertEquals(inputChannel.getInputChannelId(),
cancelPartitionRequest.receiverId);
+ } finally {
+ releaseResource(inputGate, networkBufferPool);
+ }
+ }
+
+ private void
testReadBufferResponseAfterReleasingAndRemovingChannel(boolean isRemoved)
throws Exception {
Review comment:
Renamed `ReleasingAndRemoving` into `ReleasingOrRemoving` and extractor the
common method.
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