Dear Maintainer,

python-websockets's testsuite appears to use method timing/benchmarking in such a way that it will non-deterministically FTBFS:

  […]

  ======================================================================
  FAIL: test_eof_received_timeout (websockets.test_protocol.ClientTests)
  ----------------------------------------------------------------------
  Traceback (most recent call last):
    File "/build/1st/python-websockets-3.2/.pybuild/pythonX.Y_3.5/build/websockets/test_protocol.py", line 792, in test_eof_received_timeout
      self.loop.run_until_complete(self.protocol.close(reason='close'))
    File "/usr/lib/python3.5/contextlib.py", line 66, in __exit__
      next(self.gen)
    File "/build/1st/python-websockets-3.2/.pybuild/pythonX.Y_3.5/build/websockets/test_protocol.py", line 249, in assertCompletesWithin
      dt, max_time, "Too slow: {} >= {}".format(dt, max_time))
  AssertionError: 0.022619478404521942 not less than 0.019 : Too slow: 0.022619478404521942 >= 0.019

  ======================================================================
  FAIL: test_remote_close_race_with_failing_connection (websockets.test_protocol.ClientTests)
  ----------------------------------------------------------------------
  Traceback (most recent call last):
    File "/build/1st/python-websockets-3.2/.pybuild/pythonX.Y_3.5/build/websockets/test_protocol.py", line 716, in test_remote_close_race_with_failing_connection
      self.assertConnectionClosed(1011, '')
    File "/build/1st/python-websockets-3.2/.pybuild/pythonX.Y_3.5/build/websockets/test_protocol.py", line 237, in assertConnectionClosed
      self.assertEqual(self.protocol.close_code, code)
  AssertionError: 1000 != 1011

  ======================================================================
  FAIL: test_close_handshake_timeout (websockets.test_protocol.ServerTests)
  ----------------------------------------------------------------------
  Traceback (most recent call last):
    File "/build/1st/python-websockets-3.2/.pybuild/pythonX.Y_3.5/build/websockets/test_protocol.py", line 761, in test_close_handshake_timeout
      self.loop.run_until_complete(self.protocol.close(reason='close'))
    File "/usr/lib/python3.5/contextlib.py", line 66, in __exit__
      next(self.gen)
    File "/build/1st/python-websockets-3.2/.pybuild/pythonX.Y_3.5/build/websockets/test_protocol.py", line 249, in assertCompletesWithin
      dt, max_time, "Too slow: {} >= {}".format(dt, max_time))
  AssertionError: 0.0209119264036417 not less than 0.019 : Too slow: 0.0209119264036417 >= 0.019

tag 854335 pending
thanks

Hello,

Bug #854335 reported by you has been fixed in the Git repository. You can
see the changelog below, and you can check the diff of the fix at:

http://git.debian.org/?p=python-modules/packages/python-websockets.git;a=commitdiff;h=0ea3518

    set WEBSOCKETS_TESTS_TIMEOUT_FACTOR to 100 to avoid FTBFS on slower buildds

diff --git a/debian/changelog b/debian/changelog
index e8a4ee5..645b1d6 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,10 @@
+python-websockets (3.2-2) unstable; urgency=medium
+
+  * set WEBSOCKETS_TESTS_TIMEOUT_FACTOR to 100 to avoid FTBFS on slower
+    buildd (closes: 854335)
+
+ -- Piotr Ożarowski <piotr@debian.org>  Tue, 14 Mar 2017 13:21:33 +0100
+
 python-websockets (3.2-1) unstable; urgency=medium

   [ Ondřej Nový ]

We believe that the bug you reported is fixed in the latest version of
python-websockets, which is due to be installed in the Debian FTP archive.

A summary of the changes between this version and the previous one is
attached.

Thank you for reporting the bug, which will now be closed.  If you
have further comments please address them to 854335@bugs.debian.org,
and the maintainer will reopen the bug report if appropriate.

Debian distribution maintenance software
pp.
Piotr Ożarowski <piotr@debian.org> (supplier of updated python-websockets package)

(This message was generated automatically at their request; if you
believe that there is a problem with it please contact the archive
administrators by mailing ftpmaster@ftp-master.debian.org)
Format: 1.8
Date: Tue, 14 Mar 2017 13:21:33 +0100
Source: python-websockets
Binary: python3-websockets
Architecture: source all
Version: 3.2-2
Distribution: unstable
Urgency: medium
Maintainer: Piotr Ożarowski <piotr@debian.org>
Changed-By: Piotr Ożarowski <piotr@debian.org>
Description:
 python3-websockets - implementation of the WebSocket Protocol (RFC 6455)
Closes: 854335
Changes:
 python-websockets (3.2-2) unstable; urgency=medium
 .
   * set WEBSOCKETS_TESTS_TIMEOUT_FACTOR to 100 to avoid FTBFS on slower
     buildd (closes: 854335)
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Piotr Ożarowski wrote:

Hm. Whilst this might "work" it is still non-determinstic, alas...


Regards,

Piotr Ożarowski wrote:

Hm. Whilst this might "work" it is still non-determinstic, alas...


Regards,

feel free to clone this bug with non-RC severity. All I care about right
now is to make it usable for Stretch

clone 854335 -1
retitle -1 python-websockets: non-determinstic testsuite
severity -1 important
found -1 3.2-2
thanks

Piotr Ożarowski wrote:


Regards,