161 lines
5.5 KiB
Python
161 lines
5.5 KiB
Python
# Copyright 2015, VIXL authors
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# * Redistributions of source code must retain the above copyright notice,
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# this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions and the following disclaimer in the documentation
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# and/or other materials provided with the distribution.
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# * Neither the name of ARM Limited nor the names of its contributors may be
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# used to endorse or promote products derived from this software without
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# specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS CONTRIBUTORS "AS IS" AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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import multiprocessing
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import re
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import signal
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import subprocess
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import sys
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import time
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from known_test_failures import FilterKnownTestFailures
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import printer
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import util
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# Catch SIGINT to gracefully exit when ctrl+C is pressed.
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def SigIntHandler(signal, frame):
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sys.exit(1)
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signal.signal(signal.SIGINT, SigIntHandler)
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# Scan matching tests and return a test manifest.
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def GetTests(runner, filters = []):
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rc, output = util.getstatusoutput(runner + ' --list')
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if rc != 0: util.abort('Failed to list all tests')
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tests = output.split()
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for f in filters:
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print f
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tests = filter(re.compile(f).search, tests)
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return tests
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# Shared state for multiprocessing. Ideally the context should be passed with
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# arguments, but constraints from the multiprocessing module prevent us from
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# doing so: the shared variables (multiprocessing.Value) must be global, or no
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# work is started. So we abstract some additional state into global variables to
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# simplify the implementation.
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# Read-write variables for the workers.
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n_tests_passed = multiprocessing.Value('i', 0)
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n_tests_failed = multiprocessing.Value('i', 0)
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# Read-only for workers.
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test_runner = None
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test_runner_runtime_options = None
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test_runner_under_valgrind = False
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n_tests = None
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start_time = None
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progress_prefix = None
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def RunTest(test):
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command = [test_runner, test] + test_runner_runtime_options
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if test_runner_under_valgrind:
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command = ['valgrind'] + command
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p = subprocess.Popen(command,
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stdout=subprocess.PIPE,
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stderr=subprocess.STDOUT)
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p_out, p_err = p.communicate()
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rc = p.poll()
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if rc == 0:
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with n_tests_passed.get_lock(): n_tests_passed.value += 1
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else:
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with n_tests_failed.get_lock(): n_tests_failed.value += 1
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printer.__print_lock__.acquire()
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printer.UpdateProgress(start_time,
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n_tests_passed.value,
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n_tests_failed.value,
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n_tests,
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test,
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prevent_next_overwrite = (rc != 0),
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has_lock = True,
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prefix = progress_prefix)
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if rc != 0:
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printer.Print('FAILED: ' + test, has_lock = True)
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printer.Print(printer.COLOUR_RED + ' '.join(command) + printer.NO_COLOUR,
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has_lock = True)
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printer.Print(p_out, has_lock = True)
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printer.__print_lock__.release()
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# Run the specified tests.
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# This function won't run in parallel due to constraints from the
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# multiprocessing module.
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__run_tests_lock__ = multiprocessing.Lock()
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def RunTests(test_runner_command, filters, runtime_options,
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under_valgrind = False,
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jobs = 1, prefix = ''):
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global test_runner
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global test_runner_runtime_options
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global test_runner_under_valgrind
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global n_tests
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global start_time
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global progress_prefix
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tests = GetTests(test_runner_command, filters)
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tests = FilterKnownTestFailures(tests, under_valgrind=under_valgrind)
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if n_tests == 0:
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printer.Print('No tests to run.')
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return 0
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with __run_tests_lock__:
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# Initialisation.
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start_time = time.time()
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test_runner = test_runner_command
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test_runner_runtime_options = runtime_options
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test_runner_under_valgrind = under_valgrind
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n_tests = len(tests)
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n_tests_passed.value = 0
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n_tests_failed.value = 0
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progress_prefix = prefix
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pool = multiprocessing.Pool(jobs)
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# The '.get(9999999)' is a workaround to allow killing the test script with
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# ctrl+C from the shell. This bug is documented at
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# http://bugs.python.org/issue8296.
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work = pool.map_async(RunTest, tests).get(9999999)
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pool.close()
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pool.join()
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printer.UpdateProgress(start_time,
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n_tests_passed.value,
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n_tests_failed.value,
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n_tests,
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'== Done ==',
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prevent_next_overwrite = True,
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prefix = progress_prefix)
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# `0` indicates success
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return n_tests_failed.value
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