[wp-trac] [WordPress Trac] #36547: Tests_DB_Charset::test_strip_invalid_text core unit test is failing constantly with my setup.

[WordPress Trac]

#36547: Tests_DB_Charset::test_strip_invalid_text core unit test is failing
constantly with my setup.
--------------------------+-----------------------------
 Reporter:  onnimonni     |      Owner:
     Type:  defect (bug)  |     Status:  new
 Priority:  normal        |  Milestone:  Awaiting Review
Component:  General       |    Version:  trunk
 Severity:  normal        |   Keywords:
  Focuses:                |
--------------------------+-----------------------------
 Hey I'm running latest wordpress from git://develop.git.wordpress.org/ in
 docker container on OS-X.

 I have xdebug enabled and these files are mounted from OS-X into docker
 container.

 The docker container source code is available:
 https://github.com/devgeniem/docker-alpine-wordpress

 System information:
 {{{
 Distro: Alpine Linux
 System: Linux 9d7ddeebf0b9 4.3.3-dhyve #1 SMP Sat Feb 6 00:10:17 UTC 2016
 x86_64
 PHP: 7.0.5
 }}}

 Output from testing:
 {{{
 root@:/data/code# /root/.composer/vendor/bin/phpunit
 tests/phpunit/tests/db/charset.php
 Installing...
 Running as single site... To run multisite, use -c
 tests/phpunit/multisite.xml
 Not running ajax tests. To execute these, use --group ajax.
 Not running ms-files tests. To execute these, use --group ms-files.
 Not running external-http tests. To execute these, use --group external-
 http.
 PHPUnit 5.3.2 by Sebastian Bergmann and contributors.

 .........................................F....................... 65 / 98
 ( 66%)
 .................................                                 98 / 98
 (100%)

 Time: 2.12 seconds, Memory: 24.00Mb

 There was 1 failure:

 1) Tests_DB_Charset::test_strip_invalid_text with data set #41
 (array(array('big5', 'a�@ba�@ba�@ba�@ba�@ba�@ba�@ba... at ba�@b',
 array('byte', 10))), array(array('big5', 'a�@ba�@ba', array('byte', 10))),
 'big5_byte_length')
 big5_byte_length
 Failed asserting that Array &0 (
     0 => Array &1 (
         'charset' => 'big5'
         'value' => 'a�@ba�@ba?'
         'length' => Array &2 (
             'type' => 'byte'
             'length' => 10
         )
     )
 ) is identical to Array &0 (
     0 => Array &1 (
         'charset' => 'big5'
         'value' => 'a�@ba�@ba'
         'length' => Array &2 (
             'type' => 'byte'
             'length' => 10
         )
     )
 ).

 /data/code/tests/phpunit/tests/db/charset.php:374

 FAILURES!
 Tests: 98, Assertions: 172, Failures: 1.
 }}}

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Ticket URL: <https://core.trac.wordpress.org/ticket/36547>
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