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#############################################################################
##
## Copyright (C) 2018 The Qt Company Ltd.
## Contact: https://www.qt.io/licensing/
##
## This file is part of the Qt for Python project.
##
## $QT_BEGIN_LICENSE:LGPL$
## Commercial License Usage
## Licensees holding valid commercial Qt licenses may use this file in
## accordance with the commercial license agreement provided with the
## Software or, alternatively, in accordance with the terms contained in
## a written agreement between you and The Qt Company. For licensing terms
## and conditions see https://www.qt.io/terms-conditions. For further
## information use the contact form at https://www.qt.io/contact-us.
##
## GNU Lesser General Public License Usage
## Alternatively, this file may be used under the terms of the GNU Lesser
## General Public License version 3 as published by the Free Software
## Foundation and appearing in the file LICENSE.LGPL3 included in the
## packaging of this file. Please review the following information to
## ensure the GNU Lesser General Public License version 3 requirements
## will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
##
## GNU General Public License Usage
## Alternatively, this file may be used under the terms of the GNU
## General Public License version 2.0 or (at your option) the GNU General
## Public license version 3 or any later version approved by the KDE Free
## Qt Foundation. The licenses are as published by the Free Software
## Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
## included in the packaging of this file. Please review the following
## information to ensure the GNU General Public License requirements will
## be met: https://www.gnu.org/licenses/gpl-2.0.html and
## https://www.gnu.org/licenses/gpl-3.0.html.
##
## $QT_END_LICENSE$
##
#############################################################################
from __future__ import print_function
import os
import sys
import re
import subprocess
import inspect
from collections import namedtuple
from textwrap import dedent
from .buildlog import builds
from .helper import decorate, PY3, TimeoutExpired
# Get the dir path to the utils module
try:
this_file = __file__
except NameError:
this_file = sys.argv[0]
this_file = os.path.abspath(this_file)
this_dir = os.path.dirname(this_file)
build_scripts_dir = os.path.abspath(os.path.join(this_dir, '../build_scripts'))
sys.path.append(build_scripts_dir)
from utils import detect_clang
class TestRunner(object):
def __init__(self, log_entry, project, index):
self.log_entry = log_entry
built_path = log_entry.build_dir
self.test_dir = os.path.join(built_path, project)
log_dir = log_entry.log_dir
if index is not None:
self.logfile = os.path.join(log_dir, project + ".{}.log".format(index))
else:
self.logfile = os.path.join(log_dir, project + ".log")
os.environ['CTEST_OUTPUT_ON_FAILURE'] = '1'
self._setup_clang()
self._setup()
def _setup_clang(self):
if sys.platform != "win32":
return
clang_dir = detect_clang()
if clang_dir[0]:
clang_bin_dir = os.path.join(clang_dir[0], 'bin')
path = os.environ.get('PATH')
if not clang_bin_dir in path:
os.environ['PATH'] = clang_bin_dir + os.pathsep + path
print("Adding %s as detected by %s to PATH" % (clang_bin_dir, clang_dir[1]))
def _find_ctest_in_file(self, file_name):
"""
Helper for _find_ctest() that finds the ctest binary in a build
system file (ninja, Makefile).
"""
look_for = "--force-new-ctest-process"
line = None
with open(file_name) as makefile:
for line in makefile:
if look_for in line:
break
else:
# We have probably forgotten to build the tests.
# Give a nice error message with a shortened but exact path.
rel_path = os.path.relpath(file_name)
msg = dedent("""\n
{line}
** ctest is not in '{}'.
* Did you forget to build the tests with '--build-tests' in setup.py?
""").format(rel_path, line=79 * "*")
raise RuntimeError(msg)
# the ctest program is on the left to look_for
assert line, "Did not find {}".format(look_for)
ctest = re.search(r'(\S+|"([^"]+)")\s+' + look_for, line).groups()
return ctest[1] or ctest[0]
def _find_ctest(self):
"""
Find ctest in a build system file (ninja, Makefile)
We no longer use make, but the ctest command directly.
It is convenient to look for the ctest program using the Makefile.
This serves us two purposes:
- there is no dependency of the PATH variable,
- each project is checked whether ctest was configured.
"""
candidate_files = ["Makefile", "build.ninja"]
for candidate in candidate_files:
path = os.path.join(self.test_dir, candidate)
if os.path.exists(path):
return self._find_ctest_in_file(path)
raise RuntimeError('Cannot find any of the build system files {}.'.format(
', '.join(candidate_files)))
def _setup(self):
self.ctestCommand = self._find_ctest()
def _run(self, cmd_tuple, label, timeout):
"""
Perform a test run in a given build
The build can be stopped by a keyboard interrupt for testing
this script. Also, a timeout can be used.
After the change to directly using ctest, we no longer use
"--force-new-ctest-process". Until now this has no drawbacks
but was a little faster.
"""
self.cmd = cmd_tuple
# We no longer use the shell option. It introduces wrong handling
# of certain characters which are not yet correctly escaped:
# Especially the "^" caret char is treated as an escape, and pipe symbols
# without a caret are interpreted as such which leads to weirdness.
# Since we have all commands with explicit paths and don't use shell
# commands, this should work fine.
print(dedent("""\
running {cmd}
in {test_dir}
""").format(**self.__dict__))
ctest_process = subprocess.Popen(self.cmd,
cwd=self.test_dir,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT)
def py_tee(input, output, label):
'''
A simple (incomplete) tee command in Python
This script simply logs everything from input to output
while the output gets some decoration. The specific reason
to have this script at all is:
- it is necessary to have some decoration as prefix, since
we run commands several times
- collecting all output and then decorating is not nice if
you have to wait for a long time
The special escape is for the case of an embedded file in
the output.
'''
def xprint(*args, **kw):
print(*args, file=output, **kw)
# 'for line in input:' would read into too large chunks
labelled = True
while True:
line = input.readline()
if not line:
break
if line.startswith('BEGIN_FILE'):
labelled = False
txt = line.rstrip()
xprint(label, txt) if label and labelled else xprint(txt)
if line.startswith('END_FILE'):
labelled = True
tee_src = dedent("""\
from __future__ import print_function
import sys
{}
py_tee(sys.stdin, sys.stdout, '{label}')
""").format(dedent(inspect.getsource(py_tee)), label=label)
tee_cmd = (sys.executable, "-E", "-u", "-c", tee_src)
tee_process = subprocess.Popen(tee_cmd,
cwd=self.test_dir,
stdin=ctest_process.stdout)
try:
comm = tee_process.communicate
output = (comm(timeout=timeout) if PY3 else comm())[0]
except (TimeoutExpired, KeyboardInterrupt):
print()
print("aborted, partial result")
ctest_process.kill()
outs, errs = ctest_process.communicate()
# ctest lists to a temp file. Move it to the log
tmp_name = self.logfile + ".tmp"
if os.path.exists(tmp_name):
if os.path.exists(self.logfile):
os.unlink(self.logfile)
os.rename(tmp_name, self.logfile)
self.partial = True
else:
self.partial = False
finally:
print("End of the test run")
print()
tee_process.wait()
def run(self, label, rerun, timeout):
cmd = self.ctestCommand, "--output-log", self.logfile
if rerun is not None:
# cmd += ("--rerun-failed",)
# For some reason, this worked never in the script file.
# We pass instead the test names as a regex:
words = "^(" + "|".join(rerun) + ")$"
cmd += ("--tests-regex", words)
self._run(cmd, label, timeout)
# eof
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