tests/test-logtoprocess.t
author Jun Wu <quark@fb.com>
Thu, 16 Feb 2017 10:33:59 -0800
changeset 30991 3844b3299a53
parent 30978 fdecd24ca4dc
child 32337 46ba2cdda476
permissions -rw-r--r--
test-logtoprocess: use cat to wait for outputs Commands started by logtoprocess are running asynchronously. To be able to test the output, we need to block and wait for the output. The patch uses "| cat" to wait for such "asynchronous" outputs, to make the test more reliable. I have also written a short notice at the top, hopefully people would be aware of the pitfall when changing the test.
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
30991
3844b3299a53 test-logtoprocess: use cat to wait for outputs
Jun Wu <quark@fb.com>
parents: 30978
diff changeset
     1
ATTENTION: logtoprocess runs commands asynchronously. Be sure to append "| cat"
3844b3299a53 test-logtoprocess: use cat to wait for outputs
Jun Wu <quark@fb.com>
parents: 30978
diff changeset
     2
to hg commands, to wait for the output, if you want to test its output.
3844b3299a53 test-logtoprocess: use cat to wait for outputs
Jun Wu <quark@fb.com>
parents: 30978
diff changeset
     3
Otherwise the test will be flaky.
3844b3299a53 test-logtoprocess: use cat to wait for outputs
Jun Wu <quark@fb.com>
parents: 30978
diff changeset
     4
28901
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
     5
Test if logtoprocess correctly captures command-related log calls.
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
     6
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
     7
  $ hg init
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
     8
  $ cat > $TESTTMP/foocommand.py << EOF
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
     9
  > from mercurial import cmdutil
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    10
  > from time import sleep
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    11
  > cmdtable = {}
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    12
  > command = cmdutil.command(cmdtable)
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    13
  > @command('foo', [])
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    14
  > def foo(ui, repo):
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    15
  >     ui.log('foo', 'a message: %(bar)s\n', bar='spam')
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    16
  > EOF
30976
e92daf156d5c ui: provide a mechanism to track and log blocked time
Simon Farnsworth <simonfar@fb.com>
parents: 28901
diff changeset
    17
  $ cp $HGRCPATH $HGRCPATH.bak
28901
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    18
  $ cat >> $HGRCPATH << EOF
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    19
  > [extensions]
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    20
  > logtoprocess=
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    21
  > foocommand=$TESTTMP/foocommand.py
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    22
  > [logtoprocess]
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    23
  > command=echo 'logtoprocess command output:';
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    24
  >     echo "\$EVENT";
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    25
  >     echo "\$MSG1";
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    26
  >     echo "\$MSG2"
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    27
  > commandfinish=echo 'logtoprocess commandfinish output:';
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    28
  >     echo "\$EVENT";
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    29
  >     echo "\$MSG1";
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    30
  >     echo "\$MSG2";
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    31
  >     echo "\$MSG3"
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    32
  > foo=echo 'logtoprocess foo output:';
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    33
  >     echo "\$EVENT";
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    34
  >     echo "\$MSG1";
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    35
  >     echo "\$OPT_BAR"
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    36
  > EOF
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    37
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    38
Running a command triggers both a ui.log('command') and a
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    39
ui.log('commandfinish') call. The foo command also uses ui.log.
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    40
30991
3844b3299a53 test-logtoprocess: use cat to wait for outputs
Jun Wu <quark@fb.com>
parents: 30978
diff changeset
    41
Use sort to avoid ordering issues between the various processes we spawn:
3844b3299a53 test-logtoprocess: use cat to wait for outputs
Jun Wu <quark@fb.com>
parents: 30978
diff changeset
    42
  $ hg foo | cat | sort
28901
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    43
  
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    44
  
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    45
  
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    46
  0
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    47
  a message: spam
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    48
  command
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    49
  commandfinish
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    50
  foo
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    51
  foo
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    52
  foo
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    53
  foo
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    54
  foo exited 0 after * seconds (glob)
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    55
  logtoprocess command output:
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    56
  logtoprocess commandfinish output:
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    57
  logtoprocess foo output:
a368da441b32 logtoprocess: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
    58
  spam
30976
e92daf156d5c ui: provide a mechanism to track and log blocked time
Simon Farnsworth <simonfar@fb.com>
parents: 28901
diff changeset
    59
e92daf156d5c ui: provide a mechanism to track and log blocked time
Simon Farnsworth <simonfar@fb.com>
parents: 28901
diff changeset
    60
Confirm that logging blocked time catches stdio properly:
e92daf156d5c ui: provide a mechanism to track and log blocked time
Simon Farnsworth <simonfar@fb.com>
parents: 28901
diff changeset
    61
  $ cp $HGRCPATH.bak $HGRCPATH
e92daf156d5c ui: provide a mechanism to track and log blocked time
Simon Farnsworth <simonfar@fb.com>
parents: 28901
diff changeset
    62
  $ cat >> $HGRCPATH << EOF
e92daf156d5c ui: provide a mechanism to track and log blocked time
Simon Farnsworth <simonfar@fb.com>
parents: 28901
diff changeset
    63
  > [extensions]
e92daf156d5c ui: provide a mechanism to track and log blocked time
Simon Farnsworth <simonfar@fb.com>
parents: 28901
diff changeset
    64
  > logtoprocess=
e92daf156d5c ui: provide a mechanism to track and log blocked time
Simon Farnsworth <simonfar@fb.com>
parents: 28901
diff changeset
    65
  > pager=
e92daf156d5c ui: provide a mechanism to track and log blocked time
Simon Farnsworth <simonfar@fb.com>
parents: 28901
diff changeset
    66
  > [logtoprocess]
30978
fdecd24ca4dc ui: log time spent blocked on stdio
Simon Farnsworth <simonfar@fb.com>
parents: 30976
diff changeset
    67
  > uiblocked=echo "\$EVENT stdio \$OPT_STDIO_BLOCKED ms command \$OPT_COMMAND_DURATION ms"
30976
e92daf156d5c ui: provide a mechanism to track and log blocked time
Simon Farnsworth <simonfar@fb.com>
parents: 28901
diff changeset
    68
  > [ui]
e92daf156d5c ui: provide a mechanism to track and log blocked time
Simon Farnsworth <simonfar@fb.com>
parents: 28901
diff changeset
    69
  > logblockedtimes=True
e92daf156d5c ui: provide a mechanism to track and log blocked time
Simon Farnsworth <simonfar@fb.com>
parents: 28901
diff changeset
    70
  > EOF
e92daf156d5c ui: provide a mechanism to track and log blocked time
Simon Farnsworth <simonfar@fb.com>
parents: 28901
diff changeset
    71
30991
3844b3299a53 test-logtoprocess: use cat to wait for outputs
Jun Wu <quark@fb.com>
parents: 30978
diff changeset
    72
  $ hg log | cat
30978
fdecd24ca4dc ui: log time spent blocked on stdio
Simon Farnsworth <simonfar@fb.com>
parents: 30976
diff changeset
    73
  uiblocked stdio [0-9]+.[0-9]* ms command [0-9]+.[0-9]* ms (re)