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From NicoK <...@git.apache.org>
Subject [GitHub] flink pull request #4581: [FLINK-7499][io] fix double buffer release in Spil...
Date Thu, 23 Nov 2017 17:12:55 GMT
Github user NicoK commented on a diff in the pull request:

    https://github.com/apache/flink/pull/4581#discussion_r152849113
  
    --- Diff: flink-runtime/src/test/java/org/apache/flink/runtime/io/network/partition/SpillableSubpartitionTest.java
---
    @@ -300,6 +315,230 @@ public void testConsumeSpillablePartitionSpilledDuringConsume()
throws Exception
     		assertTrue(buffer.isRecycled());
     	}
     
    +	/**
    +	 * Tests {@link SpillableSubpartition#add(Buffer)} with a spillable finished partition.
    +	 */
    +	@Test
    +	public void testAddOnFinishedSpillablePartition() throws Exception {
    +		SpillableSubpartition partition = createSubpartition();
    +		partition.finish();
    +
    +		Buffer buffer = new Buffer(MemorySegmentFactory.allocateUnpooledSegment(4096),
    +			FreeingBufferRecycler.INSTANCE);
    +		try {
    +			partition.add(buffer);
    +		} finally {
    --- End diff --
    
    What do you mean? What failure / normal path? `partition.add()` should always succeed
in this case, i.e. it does not throw.


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