Github user NicoK commented on a diff in the pull request:
https://github.com/apache/flink/pull/4485#discussion_r136022209
--- Diff:
flink-runtime/src/test/java/org/apache/flink/runtime/io/network/partition/consumer/SingleInputGateTest.java
---
@@ -372,6 +375,52 @@ public void testRequestBackoffConfiguration() throws
Exception {
}
}
+ /**
+ * Tests that input gate requests and assigns network buffers for
remote input channel, and triggers
+ * this process after unknown input channel updates to remote input
channel.
+ */
+ @Test
+ public void testRequestBuffersForInputChannel() throws Exception {
+ final TaskIOMetricGroup metrics = new
UnregisteredTaskMetricsGroup.DummyTaskIOMetricGroup();
+ final SingleInputGate inputGate = new SingleInputGate(
+ "t1",
+ new JobID(),
+ new IntermediateDataSetID(),
+ ResultPartitionType.PIPELINED_CREDIT_BASED,
+ 0,
+ 1,
+ mock(TaskActions.class),
+ metrics);
+ RemoteInputChannel remote = mock(RemoteInputChannel.class);
+ inputGate.setInputChannel(new IntermediateResultPartitionID(),
remote);
+
+ final int buffersPerChannel = 2;
+ NetworkBufferPool network = mock(NetworkBufferPool.class);
+ inputGate.assignExclusiveSegments(network, buffersPerChannel);
+
+ verify(network,
times(1)).requestMemorySegments(buffersPerChannel);
+ verify(remote, times(1)).assignExclusiveSegments(anyList());
--- End diff --
`verify(remote,
times(1)).assignExclusiveSegments(anyListOf(MemorySegment.class));`
---
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 infrastruct...@apache.org or file a JIRA ticket
with INFRA.
---
