mirror of https://github.com/python/cpython
93 lines
3.1 KiB
Python
93 lines
3.1 KiB
Python
"""Run Python's test suite in a fast, rigorous way.
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The defaults are meant to be reasonably thorough, while skipping certain
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tests that can be time-consuming or resource-intensive (e.g. largefile),
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or distracting (e.g. audio and gui). These defaults can be overridden by
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simply passing a -u option to this script.
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"""
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import os
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import shlex
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import sys
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import sysconfig
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import test.support
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def is_multiprocess_flag(arg):
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return arg.startswith('-j') or arg.startswith('--multiprocess')
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def is_resource_use_flag(arg):
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return arg.startswith('-u') or arg.startswith('--use')
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def is_python_flag(arg):
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return arg.startswith('-p') or arg.startswith('--python')
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def main(regrtest_args):
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args = [sys.executable,
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'-u', # Unbuffered stdout and stderr
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'-W', 'default', # Warnings set to 'default'
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'-bb', # Warnings about bytes/bytearray
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]
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cross_compile = '_PYTHON_HOST_PLATFORM' in os.environ
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if (hostrunner := os.environ.get("_PYTHON_HOSTRUNNER")) is None:
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hostrunner = sysconfig.get_config_var("HOSTRUNNER")
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if cross_compile:
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# emulate -E, but keep PYTHONPATH + cross compile env vars, so
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# test executable can load correct sysconfigdata file.
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keep = {
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'_PYTHON_PROJECT_BASE',
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'_PYTHON_HOST_PLATFORM',
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'_PYTHON_SYSCONFIGDATA_NAME',
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'PYTHONPATH'
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}
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environ = {
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name: value for name, value in os.environ.items()
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if not name.startswith(('PYTHON', '_PYTHON')) or name in keep
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}
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else:
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environ = os.environ.copy()
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args.append("-E")
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# Allow user-specified interpreter options to override our defaults.
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args.extend(test.support.args_from_interpreter_flags())
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args.extend(['-m', 'test', # Run the test suite
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'-r', # Randomize test order
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'-w', # Re-run failed tests in verbose mode
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])
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if sys.platform == 'win32':
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args.append('-n') # Silence alerts under Windows
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if not any(is_multiprocess_flag(arg) for arg in regrtest_args):
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if cross_compile and hostrunner:
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# For now use only two cores for cross-compiled builds;
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# hostrunner can be expensive.
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args.extend(['-j', '2'])
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else:
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args.extend(['-j', '0']) # Use all CPU cores
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if not any(is_resource_use_flag(arg) for arg in regrtest_args):
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args.extend(['-u', 'all,-largefile,-audio,-gui'])
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if cross_compile and hostrunner:
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# If HOSTRUNNER is set and -p/--python option is not given, then
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# use hostrunner to execute python binary for tests.
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if not any(is_python_flag(arg) for arg in regrtest_args):
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buildpython = sysconfig.get_config_var("BUILDPYTHON")
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args.extend(["--python", f"{hostrunner} {buildpython}"])
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args.extend(regrtest_args)
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print(shlex.join(args))
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if sys.platform == 'win32':
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from subprocess import call
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sys.exit(call(args))
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else:
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os.execve(sys.executable, args, environ)
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if __name__ == '__main__':
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main(sys.argv[1:])
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