tweise commented on a change in pull request #6567: [FLINK-10074] Allowable
number of checkpoint failures
URL: https://github.com/apache/flink/pull/6567#discussion_r213180551
##########
File path:
flink-streaming-java/src/test/java/org/apache/flink/streaming/runtime/tasks/CheckpointExceptionHandlerTest.java
##########
@@ -49,6 +49,59 @@ public void testRethrowingHandler() {
Assert.assertNull(environment.getLastDeclinedCheckpointCause());
}
+ @Test
+ public void testRethrowingHandlerWithTolerableNumberTriggered() {
+ DeclineDummyEnvironment environment = new
DeclineDummyEnvironment();
+
environment.getExecutionConfig().setTaskTolerableCheckpointFailuresNumber(3);
+ CheckpointExceptionHandlerFactory
checkpointExceptionHandlerFactory = new CheckpointExceptionHandlerFactory();
+ CheckpointExceptionHandler exceptionHandler =
+
checkpointExceptionHandlerFactory.createCheckpointExceptionHandler(true,
environment);
+
+ CheckpointMetaData failedCheckpointMetaData = new
CheckpointMetaData(42L, 4711L);
+ Exception testException = new Exception("test");
+ try {
+
exceptionHandler.tryHandleCheckpointException(failedCheckpointMetaData,
testException);
+ failedCheckpointMetaData = new CheckpointMetaData(43L,
4711L);
+
exceptionHandler.tryHandleCheckpointException(failedCheckpointMetaData,
testException);
+ failedCheckpointMetaData = new CheckpointMetaData(44L,
4711L);
+
exceptionHandler.tryHandleCheckpointException(failedCheckpointMetaData,
testException);
+ failedCheckpointMetaData = new CheckpointMetaData(45L,
4711L);
+
exceptionHandler.tryHandleCheckpointException(failedCheckpointMetaData,
testException);
+
+ Assert.fail("Exception not rethrown.");
+ } catch (Exception e) {
+ Assert.assertEquals(testException, e);
+ }
+
+ Assert.assertNull(environment.getLastDeclinedCheckpointCause());
+ }
+
+ @Test
+ public void testRethrowingHandlerWithTolerableNumberNotTriggered() {
+ DeclineDummyEnvironment environment = new
DeclineDummyEnvironment();
+
environment.getExecutionConfig().setTaskTolerableCheckpointFailuresNumber(3);
+ CheckpointExceptionHandlerFactory
checkpointExceptionHandlerFactory = new CheckpointExceptionHandlerFactory();
+ CheckpointExceptionHandler exceptionHandler =
+
checkpointExceptionHandlerFactory.createCheckpointExceptionHandler(true,
environment);
+
+ CheckpointMetaData failedCheckpointMetaData = new
CheckpointMetaData(42L, 4711L);
+ Exception testException = new Exception("test");
+
+ try {
+
exceptionHandler.tryHandleCheckpointException(failedCheckpointMetaData,
testException);
+ failedCheckpointMetaData = new CheckpointMetaData(43L,
4711L);
+
exceptionHandler.tryHandleCheckpointException(failedCheckpointMetaData,
testException);
+ failedCheckpointMetaData = new CheckpointMetaData(44L,
4711L);
+
exceptionHandler.tryHandleCheckpointException(failedCheckpointMetaData,
testException);
+ failedCheckpointMetaData = new CheckpointMetaData(46L,
4711L);
+
exceptionHandler.tryHandleCheckpointException(failedCheckpointMetaData,
testException);
+ } catch (Exception e) {
+ Assert.assertNotEquals(testException, e);
Review comment:
Shouldn't this fail since we don't expect an exception?
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