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# Copyright 2020 The Emscripten Authors. All rights reserved.
# Emscripten is available under two separate licenses, the MIT license and the
# University of Illinois/NCSA Open Source License. Both these licenses can be
# found in the LICENSE file.
"""Runs the pthreads test from the upstream posixtest suite in:
./tests/third_party/posixtestsuite
See
https://github.com/emscripten-core/posixtestsuite
"""
import glob
import os
import unittest
from common import RunnerCore, path_from_root, node_pthreads
import test_posixtest_browser
testsuite_root = path_from_root('tests/third_party/posixtestsuite')
class posixtest(RunnerCore):
"""Run the suite under node (and in parallel)
This class get populated dynamically below.
"""
pass
def filter_tests(all_tests):
pthread_tests = [t for t in all_tests if t.startswith('pthread_')]
return pthread_tests
def get_pthread_tests():
# For now, we don't require the submodule to exist. In this case we just report
# no tests
pthread_test_root = os.path.join(testsuite_root, 'conformance', 'interfaces')
if not os.path.exists(pthread_test_root):
print('posixtestsuite not found (run git submodule update --init?)')
return []
pthread_tests = filter_tests(os.listdir(pthread_test_root))
pthread_tests = [os.path.join(pthread_test_root, t) for t in pthread_tests]
return pthread_tests
# Mark certain tests as unsupported
# TODO: Investigate failing semaphores tests.
unsupported_noreturn = {
'test_pthread_atfork_1_1': 'fork() and multiple processes are not supported',
'test_pthread_atfork_1_2': 'fork() and multiple processes are not supported',
'test_pthread_atfork_2_1': 'fork() and multiple processes are not supported',
'test_pthread_atfork_2_2': 'fork() and multiple processes are not supported',
'test_pthread_atfork_3_2': 'fork() and multiple processes are not supported',
'test_pthread_atfork_4_1': 'fork() and multiple processes are not supported',
'test_pthread_kill_1_1': 'signals are not supported',
'test_pthread_create_1_5': 'fork() and multiple processes are not supported',
'test_pthread_exit_6_1': 'lacking necessary mmap() support',
'test_pthread_spin_lock_1_1': 'signals are not supported',
'test_pthread_mutex_lock_5_1': 'signals are not supported',
'test_pthread_mutexattr_settype_2_1': 'interrupting pthread_mutex_lock wait via SIGALRM is not supported',
'test_pthread_spin_lock_3_1': 'signals are not supported',
'test_pthread_create_14_1': 'creates too many threads',
'test_pthread_detach_4_3': 'creates too many threads',
'test_pthread_join_6_3': 'creates too many threads',
'test_pthread_barrier_wait_3_2': 'signals are not supported',
'test_pthread_cond_broadcast_1_2': 'tries to create 10,0000 threads, then depends on fork()',
}
unsupported = {
'test_pthread_attr_setinheritsched_2_2': 'scheduling policy/parameters are not supported',
'test_pthread_attr_setinheritsched_2_3': 'scheduling policy/parameters are not supported',
'test_pthread_attr_setinheritsched_2_4': 'scheduling policy/parameters are not supported',
'test_pthread_attr_setschedparam_1_3': 'scheduling policy/parameters are not supported',
'test_pthread_attr_setschedparam_1_4': 'scheduling policy/parameters are not supported',
'test_pthread_attr_setschedpolicy_4_1': 'scheduling policy/parameters are not supported',
'test_pthread_barrierattr_getpshared_2_1': 'shm_open and shm_unlink are not supported',
'test_pthread_barrier_wait_3_1': 'signals are not supported',
'test_pthread_cond_broadcast_2_3': 'lacking necessary mmap() support',
'test_pthread_cond_destroy_2_1': 'lacking necessary mmap() support',
'test_pthread_cond_init_1_2': 'clock_settime() is not supported',
'test_pthread_cond_init_1_3': 'lacking necessary mmap() support',
'test_pthread_cond_init_2_2': 'clock_settime() is not supported',
'test_pthread_cond_init_4_1': 'fork() and multiple processes are not supported',
'test_pthread_cond_signal_1_2': 'lacking necessary mmap() support',
'test_pthread_cond_timedwait_2_4': 'lacking necessary mmap() support',
'test_pthread_cond_timedwait_2_7': 'lacking necessary mmap() support',
'test_pthread_cond_timedwait_4_2': 'lacking necessary mmap() support',
'test_pthread_cond_wait_2_2': 'lacking necessary mmap() support',
'test_pthread_create_8_1': 'signals are not supported',
'test_pthread_create_8_2': 'signals are not supported',
'test_pthread_create_11_1': '_POSIX_THREAD_CPUTIME not supported',
'test_pthread_getcpuclockid_1_1': 'pthread_getcpuclockid not supported',
'test_pthread_getschedparam_1_3': 'scheduling policy/parameters are not supported',
'test_pthread_getschedparam_1_2': 'scheduling policy/parameters are not supported',
'test_pthread_kill_1_2': 'signals are not supported',
'test_pthread_mutexattr_getprioceiling_1_2': 'pthread_mutexattr_setprioceiling is not supported',
'test_pthread_mutexattr_getprotocol_1_2': 'pthread_mutexattr_setprotocol is not supported',
'test_pthread_mutexattr_setprioceiling_1_1': 'pthread_mutexattr_setprioceiling is not supported',
'test_pthread_mutexattr_setprioceiling_3_1': 'pthread_mutexattr_setprioceiling is not supported',
'test_pthread_mutexattr_setprioceiling_3_2': 'pthread_mutexattr_setprioceiling is not supported',
'test_pthread_mutexattr_setprotocol_1_1': 'setting pthread_mutexattr_setprotocol to a nonzero value is not supported',
'test_pthread_mutex_getprioceiling_1_1': 'pthread_mutex_getprioceiling is not supported',
'test_pthread_mutex_init_5_1': 'fork() and multiple processes are not supported',
'test_pthread_mutex_trylock_1_2': 'lacking necessary mmap() support',
'test_pthread_mutex_trylock_2_1': 'lacking necessary mmap() support',
'test_pthread_mutex_trylock_4_2': 'lacking necessary mmap() support',
'test_pthread_rwlockattr_getpshared_2_1': 'shm_open and shm_unlink are not supported',
'test_pthread_rwlock_rdlock_2_1': 'thread priorities not supported, cannot test rwlocking in priority order',
'test_pthread_rwlock_rdlock_2_2': 'thread priorities not supported, cannot test rwlocking in priority order',
'test_pthread_rwlock_rdlock_4_1': 'signals are not supported',
'test_pthread_rwlock_timedrdlock_6_1': 'signals are not supported',
'test_pthread_rwlock_timedrdlock_6_2': 'signals are not supported',
'test_pthread_rwlock_timedwrlock_6_1': 'signals are not supported',
'test_pthread_rwlock_timedwrlock_6_2': 'signals are not supported',
'test_pthread_rwlock_wrlock_2_1': 'signals are not supported',
'test_pthread_setschedparam_1_1': 'scheduling policy/parameters are not supported',
'test_pthread_setschedparam_1_2': 'scheduling policy/parameters are not supported',
'test_pthread_setschedparam_4_1': 'scheduling policy/parameters are not supported',
'test_pthread_setschedprio_1_1': 'scheduling policy/parameters are not supported',
'test_pthread_spin_init_2_1': 'shm_open and shm_unlink are not supported',
'test_pthread_spin_init_2_2': 'shm_open and shm_unlink are not supported',
}
# Mark certain tests as flaky, which may sometimes fail.
# TODO investigate these tests.
flaky = {
'test_pthread_cond_signal_1_1': 'flaky: https://github.com/emscripten-core/emscripten/issues/13283',
'test_pthread_barrier_wait_2_1': 'flaky: https://github.com/emscripten-core/emscripten/issues/14508',
'test_pthread_rwlock_unlock_3_1': 'Test fail: writer did not get write lock, when main release the lock',
'test_pthread_mutex_init_1_2': 'flaky: https://github.com/emscripten-core/posixtestsuite/pull/9',
'test_pthread_mutex_init_3_2': 'flaky: https://github.com/emscripten-core/posixtestsuite/pull/9',
}
# Mark certain tests as disabled. These are tests that are either flaky or never return.
disabled = {
**flaky,
**unsupported_noreturn,
'test_pthread_create_10_1': 'broken test: https://github.com/emscripten-core/posixtestsuite/issues/10 (also relies on SIGSEGV which we don\'t support)',
}
# These tests are known to fail reliably. We run them anyway so that we can
# detect fixes overtime.
expect_fail = {
**unsupported,
'test_pthread_attr_setscope_5_1': 'internally skipped (PTS_UNTESTED)',
}
def make_test(name, testfile, browser):
@node_pthreads
def f(self):
if name in disabled:
self.skipTest(disabled[name])
args = ['-I' + os.path.join(testsuite_root, 'include'),
'-Werror',
'-Wno-format-security',
'-Wno-int-conversion',
'-sUSE_PTHREADS',
'-sEXIT_RUNTIME',
'-sTOTAL_MEMORY=256mb',
'-sPTHREAD_POOL_SIZE=40']
if browser:
self.btest_exit(testfile, args=args)
else:
self.do_runf(testfile, emcc_args=args, output_basename=name)
if name in expect_fail:
f = unittest.expectedFailure(f)
return f
for testdir in get_pthread_tests():
basename = os.path.basename(testdir)
for test_file in glob.glob(os.path.join(testdir, '*.c')):
if not os.path.basename(test_file)[0].isdigit():
continue
test_suffix = os.path.splitext(os.path.basename(test_file))[0]
test_suffix = test_suffix.replace('-', '_')
test_name = 'test_' + basename + '_' + test_suffix
setattr(posixtest, test_name, make_test(test_name, test_file, browser=False))
setattr(test_posixtest_browser.posixtest_browser, test_name, make_test(test_name, test_file, browser=True))
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