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Issue 754756 link

Starred by 2 users
Status: WontFix
Owner:
w...@chromium.org
Closed: Sep 2017
Components:
EstimatedDays: ----
NextAction: ----
OS: Fuchsia
Pri: 3
Type: Bug

Blocking:
issue 738275



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MultiprocessMessagePipeTestWithPeerSupport.MessagePipeTwoPassing flaked on mojo_system_unittests on Fuchsia

Project Member Reported by scottmg@chromium.org, Aug 11 2017 
https://build.chromium.org/p/chromium.fyi/builders/Fuchsia/builds/8646

[00041.055] 02426.02614> [ RUN      ] MultiprocessMessagePipeTestWithPeerSupport.MessagePipeTwoPassing/1
[00041.055] 02426.02614> [3:1215306544:0811/061009.868322:20800671:WARNING:test_suite.cc(235)] Test launcher output path /tmp/.org.chromium.Chromium.jdJGKb/test_results.xml exists. Not adding test launcher result printer.
[00041.055] 02426.02614> ../../mojo/edk/system/multiprocess_message_pipe_unittest.cc:605: Failure
[00041.055] 02426.02614>       Expected: MOJO_RESULT_OK
[00041.055] 02426.02614>       Which is: 0
[00041.055] 02426.02614> To be equal to: WaitForSignals(mp1, MOJO_HANDLE_SIGNAL_READABLE, &hss)
[00041.055] 02426.02614>       Which is: 9
[00041.055] 02426.02614> [  FAILED  ] MultiprocessMessagePipeTestWithPeerSupport.MessagePipeTwoPassing/1, where GetParam() = 4-byte object <01-00 00-00> (390 ms)

Comment 1 by scottmg@chromium.org, Aug 11 2017 

And similar in 

https://build.chromium.org/p/chromium.fyi/builders/Fuchsia/builds/8655

00043.333] 02877.02910> [ RUN      ] MultiprocessMessagePipeTestWithPeerSupport.MessagePipePassing/1
[00043.333] 02877.02910> [3:-1843680464:0811/100542.427476:20424524:WARNING:test_suite.cc(235)] Test launcher output path /tmp/.org.chromium.Chromium.fCddGO/test_results.xml exists. Not adding test launcher result printer.
[00043.333] 02877.02910> ../../mojo/edk/system/multiprocess_message_pipe_unittest.cc:571: Failure
[00043.333] 02877.02910>       Expected: MOJO_RESULT_OK
[00043.333] 02877.02910>       Which is: 0
[00043.333] 02877.02910> To be equal to: WaitForSignals(mp1, MOJO_HANDLE_SIGNAL_READABLE, &hss)
[00043.333] 02877.02910>       Which is: 9
[00043.333] 02877.02910> [  FAILED  ] MultiprocessMessagePipeTestWithPeerSupport.MessagePipePassing/1, where GetParam() = 4-byte object <01-00 00-00> (512 ms)

Comment 6 by w...@chromium.org, Sep 1 2017

Status: WontFix (was: Assigned)
These were MOJO_RESULT_FAILED_PRECONDITION, which matches the result codes from  issue 754770 , curiously, possibly also indicating that the peer was closing the pipe unexpectedly.

No more sign of these lately, though, so closing out for now.
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