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https://issues.apache.org/jira/browse/BEAM-12931?focusedWorklogId=679415&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-679415
]
ASF GitHub Bot logged work on BEAM-12931:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 10/Nov/21 01:15
Start Date: 10/Nov/21 01:15
Worklog Time Spent: 10m
Work Description: laraschmidt commented on a change in pull request
#15540:
URL: https://github.com/apache/beam/pull/15540#discussion_r746171750
##########
File path:
sdks/java/core/src/test/java/org/apache/beam/sdk/transforms/ParDoTest.java
##########
@@ -1791,6 +1791,119 @@ public void finishBundle(FinishBundleContext c) {
/** Tests to validate output timestamps. */
@RunWith(JUnit4.class)
public static class TimestampTests extends SharedTestBase implements
Serializable {
+ /**
+ * A {@link DoFn} that outputs elements with timestamp equal to the input
timestamp minus the
+ * input element.
+ */
+ private static class SkewingDoFn extends DoFn<Duration, String> {
+ private final Duration allowedSkew;
+ static final String CORRECT_ELEMENT = "element";
+
+ private SkewingDoFn(Duration allowedSkew) {
+ this.allowedSkew = allowedSkew;
+ }
+
+ @ProcessElement
+ public void processElement(ProcessContext context) {
+ Instant outputTimestamp = context.timestamp().minus(context.element());
+ try {
+ context.outputWithTimestamp(CORRECT_ELEMENT, outputTimestamp);
+ } catch (IllegalArgumentException e) {
+ // Errors differ between runners but at least check that the output
timestamp is printed.
Review comment:
Yeah though I still feel a bit odd checking specific error messages in
multiple runners. I updated it to check the relevant pieces but not the
specific wording.
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Issue Time Tracking
-------------------
Worklog Id: (was: 679415)
Time Spent: 5h 50m (was: 5h 40m)
> Timer.setOutputTimestamp doesn't take into account for
> DoFn#getAllowedTimestampSkew()
> -------------------------------------------------------------------------------------
>
> Key: BEAM-12931
> URL: https://issues.apache.org/jira/browse/BEAM-12931
> Project: Beam
> Issue Type: Bug
> Components: beam-model
> Reporter: Lara Schmidt
> Assignee: Lara Schmidt
> Priority: P2
> Time Spent: 5h 50m
> Remaining Estimate: 0h
>
> A DoFn may emit elements with a timestamp up to
> DoFn#getAllowedTimestampSkew() before the current element's timestamp.
> However getAllowedTimestampSkew is not properly accounted for in looking at
> the output timestamp of a timer.
> Context:
> [https://lists.apache.org/thread.html/r7554658114ddde86c5d82e1c39fe7e1ef587fe926b8e406d1130d501%40%3Cdev.beam.apache.org%3E]
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