Github user zentol commented on a diff in the pull request:
https://github.com/apache/flink/pull/2845#discussion_r88910876
--- Diff:
flink-streaming-connectors/flink-connector-filesystem/src/test/java/org/apache/flink/streaming/connectors/fs/RollingSinkITCase.java
---
@@ -638,6 +644,231 @@ public void flatMap(Tuple2<Integer, String> value,
Assert.assertEquals(8, numFiles);
}
+ private static final String PART_PREFIX = "part";
+ private static final String PENDING_SUFFIX = ".pending";
+ private static final String IN_PROGRESS_SUFFIX = ".in-progress";
+ private static final String VALID_LENGTH_SUFFIX = ".valid";
+
+ @Test
+ public void testBucketStateTransitions() throws Exception {
+ final File outDir = tempFolder.newFolder();
+
+ OneInputStreamOperatorTestHarness<String, Object> testHarness =
createRescalingTestSink(outDir, 1, 0);
+ testHarness.setup();
+ testHarness.open();
+
+ testHarness.setProcessingTime(0L);
+
+ testHarness.processElement(new StreamRecord<>("test1", 1L)); //
we have a bucket size of 5 bytes
--- End diff --
the comment should include the conclusion the reader is supposed to arrive
on: that every record goes in a separate file.
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