~launchpad-pqm/launchpad/devel

#!/usr/bin/python2.4

##############################################################################

#

# Copyright (c) 2004 Zope Corporation and Contributors.

# All Rights Reserved.

#

# This software is subject to the provisions of the Zope Public License,

# Version 2.1 (ZPL).  A copy of the ZPL should accompany this distribution.

# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED

# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS

# FOR A PARTICULAR PURPOSE.

#

##############################################################################

"""Test script

$Id: test.py 25177 2004-06-02 13:17:31Z jim $

"""

import sys, os, time, logging, warnings, re

if os.getsid(0) == os.getsid(os.getppid()):

    # We need to become the process group leader so test_on_merge.py

    # can reap its children.

    #

    # Note that if setpgrp() is used to move a process from one

    # process group to another (as is done by some shells when

    # creating pipelines), then both process groups must be part of

    # the same session.

    os.setpgrp()

# Make tests run in a timezone no launchpad developers live in.

# Our tests need to run in any timezone.

# (No longer actually required, as PQM does this)

os.environ['TZ'] = 'Asia/Calcutta'

time.tzset()

here = os.path.dirname(os.path.realpath(__file__))

sys.path.insert(0, os.path.join(here, 'lib'))

# Set PYTHONPATH environment variable for spawned processes

os.environ['PYTHONPATH'] = ':'.join(sys.path)

# Set a flag if this is the main testrunner process

if len(sys.argv) > 1 and sys.argv[1] == '--resume-layer':

    main_process = False

else:

    main_process = True

# Install the import fascist import hook and atexit handler.

import importfascist

importfascist.install_import_fascist()

# Install the warning handler hook and atexit handler.

import warninghandler

warninghandler.install_warning_handler()

# Ensure overrides are generated

from configs import generate_overrides

generate_overrides()

# Tell canonical.config to use the testrunner config instance.

from canonical.config import config

config.setInstance('testrunner')

# Remove this module's directory from path, so that zope.testbrowser

# can import pystone from test:

sys.path[:] = [p for p in sys.path if os.path.abspath(p) != here]

# Turn on psycopg debugging wrapper

#import canonical.database.debug

#canonical.database.debug.install()

# Unset the http_proxy environment variable, because we're going to make

# requests to localhost and we don't wand this to be proxied.

try:

    os.environ.pop('http_proxy')

except KeyError:

    pass

# Silence spurious warnings. Note that this does not propagate to subprocesses

# so this is not always as easy as it seems. Warnings caused by our code that

# need to be silenced should have an accomponied Bug reference.

#

warnings.filterwarnings(

        'ignore', 'PyCrypto', RuntimeWarning, 'twisted[.]conch[.]ssh'

        )

warnings.filterwarnings(

        'ignore', 'twisted.python.plugin', DeprecationWarning, 'buildbot'

        )

warnings.filterwarnings(

        'ignore', 'The concrete concept of a view has been deprecated.',

        DeprecationWarning

        )

warnings.filterwarnings(

        'ignore', 'bzrlib.*was deprecated', DeprecationWarning

        )

# This warning will be triggered if the beforeTraversal hook fails. We

# want to ensure it is not raised as an error, as this will mask the real

# problem.

warnings.filterwarnings(

        'always',

        re.escape('clear_request_started() called outside of a request'),

        UserWarning

        )

# Any warnings not explicitly silenced are errors

warnings.filterwarnings('error', append=True)

from canonical.ftests import pgsql

# If this is removed, make sure canonical.ftests.pgsql is updated

# because the test harness there relies on the Connection wrapper being

# installed.

pgsql.installFakeConnect()

from zope.testing import testrunner

defaults = [

    # Find tests in the tests and ftests directories

    '--tests-pattern=^f?tests$',

    '--test-path=%s' % os.path.join(here, 'lib'),

    '--package=canonical',

    ]

# Monkey-patch os.listdir to randomise the results

original_listdir = os.listdir

import random

def listdir(path):

    """Randomise the results of os.listdir.

    It uses random.suffle to randomise os.listdir results, this way tests

    relying on unstable ordering will have a higher chance to fail in the

    development environment.

    """

    directory_contents = original_listdir(path)

    random.shuffle(directory_contents)

    return directory_contents

os.listdir = listdir

if __name__ == '__main__':

    # Extract arguments so we can see them too. We need to strip

    # --resume-layer and --default stuff if found as get_options can't

    # handle it.

    if len(sys.argv) > 1 and sys.argv[1] == '--resume-layer':

        args = list(sys.argv)

        args.pop(1) # --resume-layer

        args.pop(1) # The layer name

        while len(args) > 1 and args[1] == '--default':

            args.pop(1) # --default

            args.pop(1) # The default value

        args.insert(0, sys.argv[0])

    else:

        args = sys.argv

    options = testrunner.get_options(args=args, defaults=defaults)

    # Turn on Layer profiling if requested.

    from canonical.testing import profiled

    if options.verbose >= 3 and main_process:

        profiled.setup_profiling()

    # The working directory change is just so that the test script

    # can be invoked from places other than the root of the source

    # tree. This is very useful for IDE integration, so an IDE can

    # e.g. run the test that you are currently editing.

    try:

        there = os.getcwd()

        os.chdir(here)

        result = testrunner.run(defaults)

    finally:

        os.chdir(there)

    # Cribbed from sourcecode/zope/test.py - avoid spurious error during exit.

    logging.disable(999999999)

    # Print Layer profiling report if requested.

    if main_process and options.verbose >= 3:

        profiled.report_profile_stats()

    sys.exit(result)