126 lines
3.9 KiB
Python
126 lines
3.9 KiB
Python
# encoding=utf-8
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# Copyright © 2018 Intel Corporation
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# SOFTWARE.
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"""Script to generate and run glsl optimization tests."""
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import argparse
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import difflib
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import errno
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import os
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import subprocess
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import sys
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import sexps
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import lower_jump_cases
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# The meson version handles windows paths better, but if it's not available
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# fall back to shlex
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try:
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from meson.mesonlib import split_args
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except ImportError:
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from shlex import split as split_args
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def arg_parser():
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parser = argparse.ArgumentParser()
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parser.add_argument(
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'--test-runner',
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required=True,
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help='The glsl_test binary.')
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return parser.parse_args()
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def compare(actual, expected):
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"""Compare the s-expresions and return a diff if they are different."""
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actual = sexps.sort_decls(sexps.parse_sexp(actual))
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expected = sexps.sort_decls(sexps.parse_sexp(expected))
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if actual == expected:
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return None
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actual = sexps.sexp_to_string(actual)
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expected = sexps.sexp_to_string(expected)
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return difflib.unified_diff(expected.splitlines(), actual.splitlines())
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def get_test_runner(runner):
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"""Wrap the test runner in the exe wrapper if necessary."""
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wrapper = os.environ.get('MESON_EXE_WRAPPER', None)
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if wrapper is None:
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return [runner]
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return split_args(wrapper) + [runner]
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def main():
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"""Generate each test and report pass or fail."""
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args = arg_parser()
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total = 0
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passes = 0
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runner = get_test_runner(args.test_runner)
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for gen in lower_jump_cases.CASES:
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for name, opt, source, expected in gen():
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total += 1
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print('{}: '.format(name), end='')
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proc = subprocess.Popen(
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runner + ['optpass', '--quiet', '--input-ir', opt],
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE,
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stdin=subprocess.PIPE)
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out, err = proc.communicate(source.encode('utf-8'))
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out = out.decode('utf-8')
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err = err.decode('utf-8')
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if proc.returncode == 255:
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print("Test returned general error, possibly missing linker")
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sys.exit(77)
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if err:
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print('FAIL')
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print('Unexpected output on stderr: {}'.format(err),
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file=sys.stdout)
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continue
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result = compare(out, expected)
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if result is not None:
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print('FAIL')
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for l in result:
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print(l, file=sys.stderr)
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else:
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print('PASS')
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passes += 1
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print('{}/{} tests returned correct results'.format(passes, total))
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exit(0 if passes == total else 1)
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if __name__ == '__main__':
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try:
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main()
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except OSError as e:
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if e.errno == errno.ENOEXEC:
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print('Skipping due to inability to run host binaries', file=sys.stderr)
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sys.exit(77)
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raise
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