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586 lines
21 KiB
586 lines
21 KiB
#!/usr/bin/env python3 |
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# Copyright 2016 The Meson development team |
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# Licensed under the Apache License, Version 2.0 (the "License"); |
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# you may not use this file except in compliance with the License. |
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# You may obtain a copy of the License at |
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# http://www.apache.org/licenses/LICENSE-2.0 |
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# Unless required by applicable law or agreed to in writing, software |
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# distributed under the License is distributed on an "AS IS" BASIS, |
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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# See the License for the specific language governing permissions and |
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# limitations under the License. |
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# A tool to run tests in many different ways. |
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import subprocess, sys, os, argparse |
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import pickle |
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from mesonbuild import build |
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from mesonbuild import environment |
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import time, datetime, multiprocessing, json |
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import concurrent.futures as conc |
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import platform |
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import signal |
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import random |
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# GNU autotools interprets a return code of 77 from tests it executes to |
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# mean that the test should be skipped. |
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GNU_SKIP_RETURNCODE = 77 |
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def is_windows(): |
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platname = platform.system().lower() |
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return platname == 'windows' or 'mingw' in platname |
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def determine_worker_count(): |
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varname = 'MESON_TESTTHREADS' |
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if varname in os.environ: |
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try: |
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num_workers = int(os.environ[varname]) |
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except ValueError: |
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print('Invalid value in %s, using 1 thread.' % varname) |
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num_workers = 1 |
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else: |
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try: |
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# Fails in some weird environments such as Debian |
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# reproducible build. |
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num_workers = multiprocessing.cpu_count() |
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except Exception: |
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num_workers = 1 |
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return num_workers |
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parser = argparse.ArgumentParser() |
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parser.add_argument('--repeat', default=1, dest='repeat', type=int, |
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help='Number of times to run the tests.') |
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parser.add_argument('--no-rebuild', default=False, action='store_true', |
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help='Do not rebuild before running tests.') |
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parser.add_argument('--gdb', default=False, dest='gdb', action='store_true', |
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help='Run test under gdb.') |
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parser.add_argument('--list', default=False, dest='list', action='store_true', |
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help='List available tests.') |
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parser.add_argument('--wrapper', default=None, dest='wrapper', |
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help='wrapper to run tests with (e.g. Valgrind)') |
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parser.add_argument('-C', default='.', dest='wd', |
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help='directory to cd into before running') |
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parser.add_argument('--suite', default=[], dest='include_suites', action='append', metavar='SUITE', |
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help='Only run tests belonging to the given suite.') |
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parser.add_argument('--no-suite', default=[], dest='exclude_suites', action='append', metavar='SUITE', |
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help='Do not run tests belonging to the given suite.') |
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parser.add_argument('--no-stdsplit', default=True, dest='split', action='store_false', |
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help='Do not split stderr and stdout in test logs.') |
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parser.add_argument('--print-errorlogs', default=False, action='store_true', |
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help="Whether to print failing tests' logs.") |
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parser.add_argument('--benchmark', default=False, action='store_true', |
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help="Run benchmarks instead of tests.") |
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parser.add_argument('--logbase', default='testlog', |
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help="Base name for log file.") |
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parser.add_argument('--num-processes', default=determine_worker_count(), type=int, |
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help='How many parallel processes to use.') |
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parser.add_argument('-v', '--verbose', default=False, action='store_true', |
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help='Do not redirect stdout and stderr') |
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parser.add_argument('-q', '--quiet', default=False, action='store_true', |
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help='Produce less output to the terminal.') |
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parser.add_argument('-t', '--timeout-multiplier', type=float, default=1.0, |
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help='Define a multiplier for test timeout, for example ' |
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' when running tests in particular conditions they might take' |
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' more time to execute.') |
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parser.add_argument('--setup', default=None, dest='setup', |
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help='Which test setup to use.') |
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parser.add_argument('args', nargs='*') |
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class TestRun: |
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def __init__(self, res, returncode, should_fail, duration, stdo, stde, cmd, |
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env): |
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self.res = res |
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self.returncode = returncode |
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self.duration = duration |
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self.stdo = stdo |
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self.stde = stde |
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self.cmd = cmd |
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self.env = env |
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self.should_fail = should_fail |
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def get_log(self): |
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res = '--- command ---\n' |
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if self.cmd is None: |
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res += 'NONE\n' |
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else: |
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res += "%s%s\n" % (''.join(["%s='%s' " % (k, v) for k, v in self.env.items()]), ' ' .join(self.cmd)) |
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if self.stdo: |
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res += '--- stdout ---\n' |
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res += self.stdo |
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if self.stde: |
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if res[-1:] != '\n': |
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res += '\n' |
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res += '--- stderr ---\n' |
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res += self.stde |
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if res[-1:] != '\n': |
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res += '\n' |
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res += '-------\n\n' |
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return res |
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def decode(stream): |
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if stream is None: |
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return '' |
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try: |
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return stream.decode('utf-8') |
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except UnicodeDecodeError: |
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return stream.decode('iso-8859-1', errors='ignore') |
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def write_json_log(jsonlogfile, test_name, result): |
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jresult = {'name': test_name, |
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'stdout': result.stdo, |
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'result': result.res, |
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'duration': result.duration, |
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'returncode': result.returncode, |
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'command': result.cmd} |
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if isinstance(result.env, dict): |
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jresult['env'] = result.env |
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else: |
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jresult['env'] = result.env.get_env(os.environ) |
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if result.stde: |
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jresult['stderr'] = result.stde |
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jsonlogfile.write(json.dumps(jresult) + '\n') |
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def run_with_mono(fname): |
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if fname.endswith('.exe') and not is_windows(): |
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return True |
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return False |
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class TestHarness: |
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def __init__(self, options): |
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self.options = options |
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self.collected_logs = [] |
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self.fail_count = 0 |
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self.success_count = 0 |
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self.skip_count = 0 |
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self.timeout_count = 0 |
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self.is_run = False |
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self.tests = None |
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self.suites = None |
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if self.options.benchmark: |
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self.load_datafile(os.path.join(options.wd, 'meson-private', 'meson_benchmark_setup.dat')) |
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else: |
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self.load_datafile(os.path.join(options.wd, 'meson-private', 'meson_test_setup.dat')) |
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def run_single_test(self, wrap, test): |
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if test.fname[0].endswith('.jar'): |
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cmd = ['java', '-jar'] + test.fname |
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elif not test.is_cross and run_with_mono(test.fname[0]): |
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cmd = ['mono'] + test.fname |
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else: |
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if test.is_cross: |
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if test.exe_runner is None: |
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# Can not run test on cross compiled executable |
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# because there is no execute wrapper. |
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cmd = None |
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else: |
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cmd = [test.exe_runner] + test.fname |
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else: |
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cmd = test.fname |
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if cmd is None: |
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res = 'SKIP' |
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duration = 0.0 |
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stdo = 'Not run because can not execute cross compiled binaries.' |
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stde = None |
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returncode = GNU_SKIP_RETURNCODE |
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else: |
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cmd = wrap + cmd + test.cmd_args |
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starttime = time.time() |
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child_env = os.environ.copy() |
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child_env.update(self.options.global_env.get_env(child_env)) |
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if isinstance(test.env, build.EnvironmentVariables): |
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test.env = test.env.get_env(child_env) |
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child_env.update(test.env) |
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if len(test.extra_paths) > 0: |
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child_env['PATH'] += ';'.join([''] + test.extra_paths) |
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# If MALLOC_PERTURB_ is not set, or if it is set to an empty value, |
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# (i.e., the test or the environment don't explicitly set it), set |
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# it ourselves. We do this unconditionally because it is extremely |
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# useful to have in tests. |
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# Setting MALLOC_PERTURB_="0" will completely disable this feature. |
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if 'MALLOC_PERTURB_' not in child_env or not child_env['MALLOC_PERTURB_']: |
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child_env['MALLOC_PERTURB_'] = str(random.randint(1, 255)) |
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setsid = None |
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stdout = None |
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stderr = None |
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if not self.options.verbose: |
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stdout = subprocess.PIPE |
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stderr = subprocess.PIPE if self.options and self.options.split else subprocess.STDOUT |
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if not is_windows(): |
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setsid = os.setsid |
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p = subprocess.Popen(cmd, |
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stdout=stdout, |
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stderr=stderr, |
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env=child_env, |
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cwd=test.workdir, |
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preexec_fn=setsid) |
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timed_out = False |
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if test.timeout is None: |
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timeout = None |
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else: |
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timeout = test.timeout * self.options.timeout_multiplier |
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try: |
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(stdo, stde) = p.communicate(timeout=timeout) |
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except subprocess.TimeoutExpired: |
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if self.options.verbose: |
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print("%s time out (After %d seconds)" % (test.name, timeout)) |
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timed_out = True |
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# Python does not provide multiplatform support for |
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# killing a process and all its children so we need |
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# to roll our own. |
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if is_windows(): |
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subprocess.call(['taskkill', '/F', '/T', '/PID', str(p.pid)]) |
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else: |
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os.killpg(os.getpgid(p.pid), signal.SIGKILL) |
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(stdo, stde) = p.communicate() |
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endtime = time.time() |
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duration = endtime - starttime |
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stdo = decode(stdo) |
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if stde: |
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stde = decode(stde) |
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if timed_out: |
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res = 'TIMEOUT' |
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self.timeout_count += 1 |
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self.fail_count += 1 |
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elif p.returncode == GNU_SKIP_RETURNCODE: |
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res = 'SKIP' |
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self.skip_count += 1 |
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elif test.should_fail == bool(p.returncode): |
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res = 'OK' |
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self.success_count += 1 |
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else: |
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res = 'FAIL' |
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self.fail_count += 1 |
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returncode = p.returncode |
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result = TestRun(res, returncode, test.should_fail, duration, stdo, stde, cmd, test.env) |
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return result |
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def print_stats(self, numlen, tests, name, result, i, logfile, jsonlogfile): |
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startpad = ' ' * (numlen - len('%d' % (i + 1))) |
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num = '%s%d/%d' % (startpad, i + 1, len(tests)) |
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padding1 = ' ' * (38 - len(name)) |
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padding2 = ' ' * (8 - len(result.res)) |
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result_str = '%s %s %s%s%s%5.2f s' % \ |
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(num, name, padding1, result.res, padding2, result.duration) |
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if not self.options.quiet or result.res != 'OK': |
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print(result_str) |
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result_str += "\n\n" + result.get_log() |
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if (result.returncode != GNU_SKIP_RETURNCODE) \ |
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and (result.returncode != 0) != result.should_fail: |
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if self.options.print_errorlogs: |
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self.collected_logs.append(result_str) |
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if logfile: |
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logfile.write(result_str) |
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if jsonlogfile: |
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write_json_log(jsonlogfile, name, result) |
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def print_summary(self, logfile, jsonlogfile): |
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msg = ''' |
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OK: %4d |
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FAIL: %4d |
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SKIP: %4d |
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TIMEOUT: %4d |
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''' % (self.success_count, self.fail_count, self.skip_count, self.timeout_count) |
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print(msg) |
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if logfile: |
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logfile.write(msg) |
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def print_collected_logs(self): |
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if len(self.collected_logs) > 0: |
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if len(self.collected_logs) > 10: |
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print('\nThe output from 10 first failed tests:\n') |
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else: |
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print('\nThe output from the failed tests:\n') |
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for log in self.collected_logs[:10]: |
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lines = log.splitlines() |
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if len(lines) > 104: |
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print('\n'.join(lines[0:4])) |
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print('--- Listing only the last 100 lines from a long log. ---') |
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lines = lines[-100:] |
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for line in lines: |
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print(line) |
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def doit(self): |
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if self.is_run: |
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raise RuntimeError('Test harness object can only be used once.') |
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if not os.path.isfile(self.datafile): |
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print('Test data file. Probably this means that you did not run this in the build directory.') |
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return 1 |
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self.is_run = True |
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tests = self.get_tests() |
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if not tests: |
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return 0 |
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self.run_tests(tests) |
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return self.fail_count |
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@staticmethod |
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def split_suite_string(suite): |
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if ':' in suite: |
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return suite.split(':', 1) |
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else: |
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return suite, "" |
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@staticmethod |
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def test_in_suites(test, suites): |
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for suite in suites: |
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(prj_match, st_match) = TestHarness.split_suite_string(suite) |
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for prjst in test.suite: |
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(prj, st) = TestHarness.split_suite_string(prjst) |
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if prj_match and prj != prj_match: |
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continue |
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if st_match and st != st_match: |
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continue |
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return True |
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return False |
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def test_suitable(self, test): |
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return (len(self.options.include_suites) == 0 or TestHarness.test_in_suites(test, self.options.include_suites)) \ |
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and not TestHarness.test_in_suites(test, self.options.exclude_suites) |
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def load_suites(self): |
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ss = set() |
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for t in self.tests: |
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for s in t.suite: |
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ss.add(s) |
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self.suites = list(ss) |
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def load_tests(self): |
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with open(self.datafile, 'rb') as f: |
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self.tests = pickle.load(f) |
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def load_datafile(self, datafile): |
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self.datafile = datafile |
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self.load_tests() |
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self.load_suites() |
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def get_tests(self): |
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if not self.tests: |
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print('No tests defined.') |
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return [] |
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if len(self.options.include_suites) or len(self.options.exclude_suites): |
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tests = [] |
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for tst in self.tests: |
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if self.test_suitable(tst): |
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tests.append(tst) |
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else: |
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tests = self.tests |
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if self.options.args: |
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tests = [t for t in tests if t.name in self.options.args] |
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if not tests: |
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print('No suitable tests defined.') |
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return [] |
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for test in tests: |
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test.rebuilt = False |
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return tests |
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def open_log_files(self): |
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if not self.options.logbase or self.options.verbose: |
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return None, None, None, None |
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logfile_base = os.path.join(self.options.wd, 'meson-logs', self.options.logbase) |
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if self.options.wrapper is None: |
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logfilename = logfile_base + '.txt' |
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jsonlogfilename = logfile_base + '.json' |
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else: |
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namebase = os.path.split(self.get_wrapper()[0])[1] |
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logfilename = logfile_base + '-' + namebase.replace(' ', '_') + '.txt' |
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jsonlogfilename = logfile_base + '-' + namebase.replace(' ', '_') + '.json' |
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jsonlogfile = open(jsonlogfilename, 'w') |
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logfile = open(logfilename, 'w') |
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logfile.write('Log of Meson test suite run on %s\n\n' |
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% datetime.datetime.now().isoformat()) |
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return logfile, logfilename, jsonlogfile, jsonlogfilename |
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def get_wrapper(self): |
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wrap = [] |
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if self.options.gdb: |
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wrap = ['gdb', '--quiet', '--nh'] |
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if self.options.repeat > 1: |
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wrap += ['-ex', 'run', '-ex', 'quit'] |
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elif self.options.wrapper: |
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if isinstance(self.options.wrapper, str): |
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wrap = self.options.wrapper.split() |
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else: |
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wrap = self.options.wrapper |
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assert(isinstance(wrap, list)) |
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return wrap |
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def get_pretty_suite(self, test, tests): |
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if len(self.suites) > 1: |
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rv = TestHarness.split_suite_string(test.suite[0])[0] |
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s = "+".join(TestHarness.split_suite_string(s)[1] for s in test.suite) |
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if len(s): |
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rv += ":" |
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return rv + s + " / " + test.name |
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else: |
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return test.name |
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def run_tests(self, tests): |
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try: |
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executor = None |
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logfile = None |
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jsonlogfile = None |
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futures = [] |
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numlen = len('%d' % len(tests)) |
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(logfile, logfilename, jsonlogfile, jsonlogfilename) = self.open_log_files() |
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wrap = self.get_wrapper() |
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for i in range(self.options.repeat): |
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for i, test in enumerate(tests): |
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visible_name = self.get_pretty_suite(test, tests) |
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if self.options.gdb: |
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test.timeout = None |
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if len(test.cmd_args): |
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wrap.append('--args') |
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if not test.is_parallel or self.options.gdb: |
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self.drain_futures(futures, logfile, jsonlogfile) |
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futures = [] |
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res = self.run_single_test(wrap, test) |
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self.print_stats(numlen, tests, visible_name, res, i, logfile, jsonlogfile) |
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else: |
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if not executor: |
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executor = conc.ThreadPoolExecutor(max_workers=self.options.num_processes) |
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f = executor.submit(self.run_single_test, wrap, test) |
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futures.append((f, numlen, tests, visible_name, i, logfile, jsonlogfile)) |
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if self.options.repeat > 1 and self.fail_count: |
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break |
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if self.options.repeat > 1 and self.fail_count: |
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break |
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self.drain_futures(futures, logfile, jsonlogfile) |
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self.print_summary(logfile, jsonlogfile) |
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self.print_collected_logs() |
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if logfilename: |
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print('Full log written to %s' % logfilename) |
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finally: |
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if jsonlogfile: |
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jsonlogfile.close() |
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if logfile: |
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logfile.close() |
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def drain_futures(self, futures, logfile, jsonlogfile): |
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for i in futures: |
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(result, numlen, tests, name, i, logfile, jsonlogfile) = i |
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if self.options.repeat > 1 and self.fail_count: |
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result.cancel() |
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if self.options.verbose: |
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result.result() |
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self.print_stats(numlen, tests, name, result.result(), i, logfile, jsonlogfile) |
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def run_special(self): |
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'Tests run by the user, usually something like "under gdb 1000 times".' |
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if self.is_run: |
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raise RuntimeError('Can not use run_special after a full run.') |
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if os.path.isfile('build.ninja'): |
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subprocess.check_call([environment.detect_ninja(), 'all']) |
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tests = self.get_tests() |
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self.run_tests(tests) |
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return self.fail_count |
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def list_tests(th): |
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tests = th.get_tests() |
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for t in tests: |
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print(th.get_pretty_suite(t, tests)) |
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def merge_suite_options(options): |
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buildfile = os.path.join(options.wd, 'meson-private/build.dat') |
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with open(buildfile, 'rb') as f: |
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build = pickle.load(f) |
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setups = build.test_setups |
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if options.setup not in setups: |
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sys.exit('Unknown test setup: %s' % options.setup) |
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current = setups[options.setup] |
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if not options.gdb: |
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options.gdb = current.gdb |
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if options.timeout_multiplier is None: |
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options.timeout_multiplier = current.timeout_multiplier |
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# if options.env is None: |
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# options.env = current.env # FIXME, should probably merge options here. |
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if options.wrapper is not None and current.exe_wrapper is not None: |
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sys.exit('Conflict: both test setup and command line specify an exe wrapper.') |
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if options.wrapper is None: |
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options.wrapper = current.exe_wrapper |
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return current.env |
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def rebuild_all(wd): |
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if not os.path.isfile(os.path.join(wd, 'build.ninja')): |
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print("Only ninja backend is supported to rebuild tests before running them.") |
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return True |
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ninja = environment.detect_ninja() |
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if not ninja: |
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print("Can't find ninja, can't rebuild test.") |
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return False |
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p = subprocess.Popen([ninja, '-C', wd]) |
|
(stdo, stde) = p.communicate() |
|
|
|
if p.returncode != 0: |
|
print("Could not rebuild") |
|
return False |
|
|
|
return True |
|
|
|
def run(args): |
|
options = parser.parse_args(args) |
|
|
|
if options.benchmark: |
|
options.num_processes = 1 |
|
|
|
if options.setup is not None: |
|
global_env = merge_suite_options(options) |
|
else: |
|
global_env = build.EnvironmentVariables() |
|
|
|
setattr(options, 'global_env', global_env) |
|
|
|
if options.verbose and options.quiet: |
|
print('Can not be both quiet and verbose at the same time.') |
|
return 1 |
|
|
|
if options.gdb: |
|
options.verbose = True |
|
if options.wrapper: |
|
print('Must not specify both a wrapper and gdb at the same time.') |
|
return 1 |
|
|
|
options.wd = os.path.abspath(options.wd) |
|
|
|
if not options.no_rebuild: |
|
if not rebuild_all(options.wd): |
|
sys.exit(-1) |
|
|
|
th = TestHarness(options) |
|
if options.list: |
|
list_tests(th) |
|
return 0 |
|
if len(options.args) == 0: |
|
return th.doit() |
|
return th.run_special() |
|
|
|
if __name__ == '__main__': |
|
sys.exit(run(sys.argv[1:]))
|
|
|