Mercurial > hg
view tests/test-worker.t @ 34036:fe04c018eaac
filemerge: add _restorebackup
Differential Revision: https://phab.mercurial-scm.org/D404
author | Phil Cohen <phillco@fb.com> |
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date | Thu, 31 Aug 2017 11:28:59 -0700 |
parents | fce4ed2912bb |
children | 4f0439981a8a |
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Test UI worker interaction $ cat > t.py <<EOF > from __future__ import absolute_import, print_function > import time > from mercurial import ( > error, > registrar, > ui as uimod, > worker, > ) > def abort(ui, args): > if args[0] == 0: > # by first worker for test stability > raise error.Abort('known exception') > return runme(ui, []) > def exc(ui, args): > if args[0] == 0: > # by first worker for test stability > raise Exception('unknown exception') > return runme(ui, []) > def runme(ui, args): > for arg in args: > ui.status('run\n') > yield 1, arg > time.sleep(0.1) # easier to trigger killworkers code path > functable = { > 'abort': abort, > 'exc': exc, > 'runme': runme, > } > cmdtable = {} > command = registrar.command(cmdtable) > @command(b'test', [], 'hg test [COST] [FUNC]') > def t(ui, repo, cost=1.0, func='runme'): > cost = float(cost) > func = functable[func] > ui.status('start\n') > runs = worker.worker(ui, cost, func, (ui,), range(8)) > for n, i in runs: > pass > ui.status('done\n') > EOF $ abspath=`pwd`/t.py $ hg init Run tests with worker enable by forcing a heigh cost $ hg --config "extensions.t=$abspath" test 100000.0 start run run run run run run run run done Run tests without worker by forcing a low cost $ hg --config "extensions.t=$abspath" test 0.0000001 start run run run run run run run run done #if no-windows Known exception should be caught, but printed if --traceback is enabled $ hg --config "extensions.t=$abspath" --config 'worker.numcpus=8' \ > test 100000.0 abort 2>&1 start abort: known exception [255] $ hg --config "extensions.t=$abspath" --config 'worker.numcpus=8' \ > test 100000.0 abort --traceback 2>&1 | egrep '^(SystemExit|Abort)' Abort: known exception SystemExit: 255 Traceback must be printed for unknown exceptions $ hg --config "extensions.t=$abspath" --config 'worker.numcpus=8' \ > test 100000.0 exc 2>&1 | grep '^Exception' Exception: unknown exception Workers should not do cleanups in all cases $ cat > $TESTTMP/detectcleanup.py <<EOF > from __future__ import absolute_import > import atexit > import os > import time > oldfork = os.fork > count = 0 > parentpid = os.getpid() > def delayedfork(): > global count > count += 1 > pid = oldfork() > # make it easier to test SIGTERM hitting other workers when they have > # not set up error handling yet. > if count > 1 and pid == 0: > time.sleep(0.1) > return pid > os.fork = delayedfork > def cleanup(): > if os.getpid() != parentpid: > os.write(1, 'should never happen\n') > atexit.register(cleanup) > EOF $ hg --config "extensions.t=$abspath" --config worker.numcpus=8 --config \ > "extensions.d=$TESTTMP/detectcleanup.py" test 100000 abort start abort: known exception [255] #endif