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#!/usr/bin/env python
import atexit
import os
import sys
import re
import gc
import locale
import shutil
import time
import unittest
import doctest
import operator
import subprocess
import tempfile
import traceback
import warnings
try:
import platform
IS_PYPY = platform.python_implementation() == 'PyPy'
IS_CPYTHON = platform.python_implementation() == 'CPython'
except (ImportError, AttributeError):
IS_CPYTHON = True
IS_PYPY = False
from io import open as io_open
try:
from StringIO import StringIO
except ImportError:
from io import StringIO # doesn't accept 'str' in Py2
try:
import cPickle as pickle
except ImportError:
import pickle
try:
import threading
except ImportError: # No threads, no problems
threading = None
try:
from collections import defaultdict
except ImportError:
class defaultdict(object):
def __init__(self, default_factory=lambda : None):
self._dict = {}
self.default_factory = default_factory
def __getitem__(self, key):
if key not in self._dict:
self._dict[key] = self.default_factory()
return self._dict[key]
def __setitem__(self, key, value):
self._dict[key] = value
def __contains__(self, key):
return key in self._dict
def __repr__(self):
return repr(self._dict)
def __nonzero__(self):
return bool(self._dict)
try:
basestring
except NameError:
basestring = str
WITH_CYTHON = True
CY3_DIR = None
from distutils.command.build_ext import build_ext as _build_ext
from distutils import sysconfig
_to_clean = []
@atexit.register
def _cleanup_files():
"""
This is only used on Cygwin to clean up shared libraries that are unsafe
to delete while the test suite is running.
"""
for filename in _to_clean:
if os.path.isdir(filename):
shutil.rmtree(filename, ignore_errors=True)
else:
try:
os.remove(filename)
except OSError:
pass
def get_distutils_distro(_cache=[]):
if _cache:
return _cache[0]
# late import to accomodate for setuptools override
from distutils.dist import Distribution
distutils_distro = Distribution()
if sys.platform == 'win32':
# TODO: Figure out why this hackery (see http://thread.gmane.org/gmane.comp.python.cython.devel/8280/).
config_files = distutils_distro.find_config_files()
try: config_files.remove('setup.cfg')
except ValueError: pass
distutils_distro.parse_config_files(config_files)
cfgfiles = distutils_distro.find_config_files()
try: cfgfiles.remove('setup.cfg')
except ValueError: pass
distutils_distro.parse_config_files(cfgfiles)
_cache.append(distutils_distro)
return distutils_distro
EXT_DEP_MODULES = {
'tag:numpy': 'numpy',
'tag:asyncio': 'asyncio',
'tag:pstats': 'pstats',
'tag:posix': 'posix',
'tag:array': 'array',
'tag:coverage': 'Cython.Coverage',
'Coverage': 'Cython.Coverage',
'tag:ipython': 'IPython',
'tag:jedi': 'jedi',
}
def patch_inspect_isfunction():
import inspect
orig_isfunction = inspect.isfunction
def isfunction(obj):
return orig_isfunction(obj) or type(obj).__name__ == 'cython_function_or_method'
isfunction._orig_isfunction = orig_isfunction
inspect.isfunction = isfunction
def unpatch_inspect_isfunction():
import inspect
try:
orig_isfunction = inspect.isfunction._orig_isfunction
except AttributeError:
pass
else:
inspect.isfunction = orig_isfunction
def def_to_cdef(source):
'''
Converts the module-level def methods into cdef methods, i.e.
@decorator
def foo([args]):
"""
[tests]
"""
[body]
becomes
def foo([args]):
"""
[tests]
"""
return foo_c([args])
cdef foo_c([args]):
[body]
'''
output = []
skip = False
def_node = re.compile(r'def (\w+)\(([^()*]*)\):').match
lines = iter(source.split('\n'))
for line in lines:
if not line.strip():
output.append(line)
continue
if skip:
if line[0] != ' ':
skip = False
else:
continue
if line[0] == '@':
skip = True
continue
m = def_node(line)
if m:
name = m.group(1)
args = m.group(2)
if args:
args_no_types = ", ".join(arg.split()[-1] for arg in args.split(','))
else:
args_no_types = ""
output.append("def %s(%s):" % (name, args_no_types))
line = next(lines)
if '"""' in line:
has_docstring = True
output.append(line)
for line in lines:
output.append(line)
if '"""' in line:
break
else:
has_docstring = False
output.append(" return %s_c(%s)" % (name, args_no_types))
output.append('')
output.append("cdef %s_c(%s):" % (name, args))
if not has_docstring:
output.append(line)
else:
output.append(line)
return '\n'.join(output)
def update_linetrace_extension(ext):
ext.define_macros.append(('CYTHON_TRACE', 1))
return ext
def update_numpy_extension(ext):
import numpy
from numpy.distutils.misc_util import get_info
ext.include_dirs.append(numpy.get_include())
# We need the npymath library for numpy.math.
# This is typically a static-only library.
for attr, value in get_info('npymath').items():
getattr(ext, attr).extend(value)
def update_openmp_extension(ext):
ext.openmp = True
language = ext.language
if language == 'cpp':
flags = OPENMP_CPP_COMPILER_FLAGS
else:
flags = OPENMP_C_COMPILER_FLAGS
if flags:
compile_flags, link_flags = flags
ext.extra_compile_args.extend(compile_flags.split())
ext.extra_link_args.extend(link_flags.split())
return ext
elif sys.platform == 'win32':
return ext
return EXCLUDE_EXT
def get_openmp_compiler_flags(language):
"""
As of gcc 4.2, it supports OpenMP 2.5. Gcc 4.4 implements 3.0. We don't
(currently) check for other compilers.
returns a two-tuple of (CFLAGS, LDFLAGS) to build the OpenMP extension
"""
if language == 'cpp':
cc = sysconfig.get_config_var('CXX')
else:
cc = sysconfig.get_config_var('CC')
if not cc:
if sys.platform == 'win32':
return '/openmp', ''
return None
# For some reason, cc can be e.g. 'gcc -pthread'
cc = cc.split()[0]
# Force english output
env = os.environ.copy()
env['LC_MESSAGES'] = 'C'
matcher = re.compile(r"gcc version (\d+\.\d+)").search
try:
p = subprocess.Popen([cc, "-v"], stderr=subprocess.PIPE, env=env)
except EnvironmentError:
# Be compatible with Python 3
warnings.warn("Unable to find the %s compiler: %s: %s" %
(language, os.strerror(sys.exc_info()[1].errno), cc))
return None
_, output = p.communicate()
output = output.decode(locale.getpreferredencoding() or 'ASCII', 'replace')
gcc_version = matcher(output)
if not gcc_version:
return None # not gcc - FIXME: do something about other compilers
# gcc defines "__int128_t", assume that at least all 64 bit architectures have it
global COMPILER_HAS_INT128
COMPILER_HAS_INT128 = getattr(sys, 'maxsize', getattr(sys, 'maxint', 0)) > 2**60
compiler_version = gcc_version.group(1)
if compiler_version and compiler_version.split('.') >= ['4', '2']:
return '-fopenmp', '-fopenmp'
try:
locale.setlocale(locale.LC_ALL, '')
except locale.Error:
pass
COMPILER = None
COMPILER_HAS_INT128 = False
OPENMP_C_COMPILER_FLAGS = get_openmp_compiler_flags('c')
OPENMP_CPP_COMPILER_FLAGS = get_openmp_compiler_flags('cpp')
# Return this from the EXT_EXTRAS matcher callback to exclude the extension
EXCLUDE_EXT = object()
EXT_EXTRAS = {
'tag:numpy' : update_numpy_extension,
'tag:openmp': update_openmp_extension,
'tag:trace' : update_linetrace_extension,
}
def _is_py3_before_32(excluded, version):
return version[0] >= 3 and version < (3,2)
# TODO: use tags
VER_DEP_MODULES = {
# tests are excluded if 'CurrentPythonVersion OP VersionTuple', i.e.
# (2,4) : (operator.lt, ...) excludes ... when PyVer < 2.4.x
(2,7) : (operator.lt, lambda x: x in ['run.withstat_py27', # multi context with statement
'run.yield_inside_lambda',
'run.test_dictviews',
'run.pyclass_special_methods',
'run.set_literals',
]),
# The next line should start (3,); but this is a dictionary, so
# we can only have one (3,) key. Since 2.7 is supposed to be the
# last 2.x release, things would have to change drastically for this
# to be unsafe...
(2,999): (operator.lt, lambda x: x in ['run.special_methods_T561_py3',
'run.test_raisefrom',
]),
(3,): (operator.ge, lambda x: x in ['run.non_future_division',
'compile.extsetslice',
'compile.extdelslice',
'run.special_methods_T561_py2'
]),
(3,1): (_is_py3_before_32, lambda x: x in ['run.pyclass_special_methods',
]),
(3,3) : (operator.lt, lambda x: x in ['build.package_compilation',
'run.yield_from_py33',
]),
(3,4): (operator.lt, lambda x: x in ['run.py34_signature',
]),
(3,5): (operator.lt, lambda x: x in ['run.py35_pep492_interop',
]),
}
INCLUDE_DIRS = [ d for d in os.getenv('INCLUDE', '').split(os.pathsep) if d ]
CFLAGS = os.getenv('CFLAGS', '').split()
CCACHE = os.getenv('CYTHON_RUNTESTS_CCACHE', '').split()
TEST_SUPPORT_DIR = 'testsupport'
BACKENDS = ['c', 'cpp']
UTF8_BOM_BYTES = r'\xef\xbb\xbf'.encode('ISO-8859-1').decode('unicode_escape')
def memoize(f):
uncomputed = object()
f._cache = {}
def func(*args):
res = f._cache.get(args, uncomputed)
if res is uncomputed:
res = f._cache[args] = f(*args)
return res
return func
@memoize
def parse_tags(filepath):
tags = defaultdict(list)
parse_tag = re.compile(r'#\s*(\w+)\s*:(.*)$').match
f = io_open(filepath, encoding='ISO-8859-1', errors='ignore')
try:
for line in f:
# ignore BOM-like bytes and whitespace
line = line.lstrip(UTF8_BOM_BYTES).strip()
if not line:
if tags:
break # assume all tags are in one block
else:
continue
if line[0] != '#':
break
parsed = parse_tag(line)
if parsed:
tag, values = parsed.groups()
if tag in ('coding', 'encoding'):
continue
if tag == 'tags':
tag = 'tag'
print("WARNING: test tags use the 'tag' directive, not 'tags' (%s)" % filepath)
if tag not in ('mode', 'tag', 'ticket', 'cython', 'distutils', 'preparse'):
print("WARNING: unknown test directive '%s' found (%s)" % (tag, filepath))
values = values.split(',')
tags[tag].extend(filter(None, [value.strip() for value in values]))
elif tags:
break # assume all tags are in one block
finally:
f.close()
return tags
list_unchanging_dir = memoize(lambda x: os.listdir(x))
@memoize
def _list_pyregr_data_files(test_directory):
is_data_file = re.compile('(?:[.](txt|pem|db|html)|^bad.*[.]py)$').search
return ['__init__.py'] + [
filename for filename in list_unchanging_dir(test_directory)
if is_data_file(filename)]
def import_ext(module_name, file_path=None):
if file_path:
import imp
return imp.load_dynamic(module_name, file_path)
else:
try:
from importlib import invalidate_caches
except ImportError:
pass
else:
invalidate_caches()
return __import__(module_name, globals(), locals(), ['*'])
class build_ext(_build_ext):
def build_extension(self, ext):
try:
try: # Py2.7+ & Py3.2+
compiler_obj = self.compiler_obj
except AttributeError:
compiler_obj = self.compiler
if ext.language == 'c++':
compiler_obj.compiler_so.remove('-Wstrict-prototypes')
if CCACHE:
compiler_obj.compiler_so = CCACHE + compiler_obj.compiler_so
if getattr(ext, 'openmp', None) and compiler_obj.compiler_type == 'msvc':
ext.extra_compile_args.append('/openmp')
except Exception:
pass
_build_ext.build_extension(self, ext)
class ErrorWriter(object):
match_error = re.compile('(warning:)?(?:.*:)?\s*([-0-9]+)\s*:\s*([-0-9]+)\s*:\s*(.*)').match
def __init__(self):
self.output = []
self.write = self.output.append
def _collect(self):
s = ''.join(self.output)
results = {'errors': [], 'warnings': []}
for line in s.splitlines():
match = self.match_error(line)
if match:
is_warning, line, column, message = match.groups()
results['warnings' if is_warning else 'errors'].append((int(line), int(column), message.strip()))
return [["%d:%d: %s" % values for values in sorted(results[key])] for key in ('errors', 'warnings')]
def geterrors(self):
return self._collect()[0]
def getwarnings(self):
return self._collect()[1]
def getall(self):
return self._collect()
def close(self):
pass # ignore, only to match file-like interface
class TestBuilder(object):
def __init__(self, rootdir, workdir, selectors, exclude_selectors, annotate,
cleanup_workdir, cleanup_sharedlibs, cleanup_failures,
with_pyregr, cython_only, languages, test_bugs, fork, language_level,
test_determinism,
common_utility_dir, pythran_dir=None):
self.rootdir = rootdir
self.workdir = workdir
self.selectors = selectors
self.exclude_selectors = exclude_selectors
self.annotate = annotate
self.cleanup_workdir = cleanup_workdir
self.cleanup_sharedlibs = cleanup_sharedlibs
self.cleanup_failures = cleanup_failures
self.with_pyregr = with_pyregr
self.cython_only = cython_only
self.languages = languages
self.test_bugs = test_bugs
self.fork = fork
self.language_level = language_level
self.test_determinism = test_determinism
self.common_utility_dir = common_utility_dir
self.pythran_dir = pythran_dir
def build_suite(self):
suite = unittest.TestSuite()
filenames = os.listdir(self.rootdir)
filenames.sort()
for filename in filenames:
path = os.path.join(self.rootdir, filename)
if os.path.isdir(path) and filename != TEST_SUPPORT_DIR:
if filename == 'pyregr' and not self.with_pyregr:
continue
if filename == 'broken' and not self.test_bugs:
continue
suite.addTest(
self.handle_directory(path, filename))
if sys.platform not in ['win32']:
# Non-Windows makefile.
if [1 for selector in self.selectors if selector("embedded")] \
and not [1 for selector in self.exclude_selectors if selector("embedded")]:
suite.addTest(unittest.makeSuite(EmbedTest))
return suite
def handle_directory(self, path, context):
workdir = os.path.join(self.workdir, context)
if not os.path.exists(workdir):
os.makedirs(workdir)
suite = unittest.TestSuite()
filenames = list_unchanging_dir(path)
filenames.sort()
for filename in filenames:
filepath = os.path.join(path, filename)
module, ext = os.path.splitext(filename)
if ext not in ('.py', '.pyx', '.srctree'):
continue
if filename.startswith('.'):
continue # certain emacs backup files
if context == 'pyregr':
tags = defaultdict(list)
else:
tags = parse_tags(filepath)
fqmodule = "%s.%s" % (context, module)
if not [ 1 for match in self.selectors
if match(fqmodule, tags) ]:
continue
if self.exclude_selectors:
if [1 for match in self.exclude_selectors
if match(fqmodule, tags)]:
continue
mode = 'run' # default
if tags['mode']:
mode = tags['mode'][0]
elif context == 'pyregr':
mode = 'pyregr'
if ext == '.srctree':
if 'cpp' not in tags['tag'] or 'cpp' in self.languages:
suite.addTest(EndToEndTest(filepath, workdir, self.cleanup_workdir))
continue
# Choose the test suite.
if mode == 'pyregr':
if not filename.startswith('test_'):
continue
test_class = CythonPyregrTestCase
elif mode == 'run':
if module.startswith("test_"):
test_class = CythonUnitTestCase
else:
test_class = CythonRunTestCase
else:
test_class = CythonCompileTestCase
for test in self.build_tests(test_class, path, workdir,
module, mode == 'error', tags):
suite.addTest(test)
if mode == 'run' and ext == '.py' and not self.cython_only and not filename.startswith('test_'):
# additionally test file in real Python
suite.addTest(PureDoctestTestCase(module, os.path.join(path, filename)))
return suite
def build_tests(self, test_class, path, workdir, module, expect_errors, tags):
warning_errors = 'werror' in tags['tag']
expect_warnings = 'warnings' in tags['tag']
if expect_errors:
if 'cpp' in tags['tag'] and 'cpp' in self.languages:
languages = ['cpp']
else:
languages = self.languages[:1]
else:
languages = self.languages
if 'cpp' in tags['tag'] and 'c' in languages:
languages = list(languages)
languages.remove('c')
elif 'no-cpp' in tags['tag'] and 'cpp' in self.languages:
languages = list(languages)
languages.remove('cpp')
preparse_list = tags.get('preparse', ['id'])
tests = [ self.build_test(test_class, path, workdir, module, tags, language,
expect_errors, expect_warnings, warning_errors, preparse,
self.pythran_dir if language == "cpp" else None)
for language in languages
for preparse in preparse_list ]
return tests
def build_test(self, test_class, path, workdir, module, tags, language,
expect_errors, expect_warnings, warning_errors, preparse, pythran_dir):
language_workdir = os.path.join(workdir, language)
if not os.path.exists(language_workdir):
os.makedirs(language_workdir)
workdir = os.path.join(language_workdir, module)
if preparse != 'id':
workdir += '_%s' % str(preparse)
return test_class(path, workdir, module, tags,
language=language,
preparse=preparse,
expect_errors=expect_errors,
expect_warnings=expect_warnings,
annotate=self.annotate,
cleanup_workdir=self.cleanup_workdir,
cleanup_sharedlibs=self.cleanup_sharedlibs,
cleanup_failures=self.cleanup_failures,
cython_only=self.cython_only,
fork=self.fork,
language_level=self.language_level,
warning_errors=warning_errors,
test_determinism=self.test_determinism,
common_utility_dir=self.common_utility_dir,
pythran_dir=pythran_dir)
class CythonCompileTestCase(unittest.TestCase):
def __init__(self, test_directory, workdir, module, tags, language='c', preparse='id',
expect_errors=False, expect_warnings=False, annotate=False, cleanup_workdir=True,
cleanup_sharedlibs=True, cleanup_failures=True, cython_only=False,
fork=True, language_level=2, warning_errors=False,
test_determinism=False,
common_utility_dir=None, pythran_dir=None):
self.test_directory = test_directory
self.tags = tags
self.workdir = workdir
self.module = module
self.language = language
self.preparse = preparse
self.name = module if self.preparse == "id" else "%s_%s" % (module, preparse)
self.expect_errors = expect_errors
self.expect_warnings = expect_warnings
self.annotate = annotate
self.cleanup_workdir = cleanup_workdir
self.cleanup_sharedlibs = cleanup_sharedlibs
self.cleanup_failures = cleanup_failures
self.cython_only = cython_only
self.fork = fork
self.language_level = language_level
self.warning_errors = warning_errors
self.test_determinism = test_determinism
self.common_utility_dir = common_utility_dir
self.pythran_dir = pythran_dir
unittest.TestCase.__init__(self)
def shortDescription(self):
return "compiling (%s%s) %s" % (self.language, "/pythran" if self.pythran_dir is not None else "", self.name)
def setUp(self):
from Cython.Compiler import Options
self._saved_options = [
(name, getattr(Options, name))
for name in ('warning_errors', 'clear_to_none', 'error_on_unknown_names', 'error_on_uninitialized')
]
self._saved_default_directives = list(Options.get_directive_defaults().items())
Options.warning_errors = self.warning_errors
if sys.version_info >= (3, 4):
Options._directive_defaults['autotestdict'] = False
if not os.path.exists(self.workdir):
os.makedirs(self.workdir)
if self.workdir not in sys.path:
sys.path.insert(0, self.workdir)
def tearDown(self):
from Cython.Compiler import Options
for name, value in self._saved_options:
setattr(Options, name, value)
Options._directive_defaults = dict(self._saved_default_directives)
unpatch_inspect_isfunction()
try:
sys.path.remove(self.workdir)
except ValueError:
pass
try:
del sys.modules[self.module]
except KeyError:
pass
cleanup = self.cleanup_failures or self.success
cleanup_c_files = WITH_CYTHON and self.cleanup_workdir and cleanup
cleanup_lib_files = self.cleanup_sharedlibs and cleanup
is_cygwin = sys.platform == 'cygwin'
if os.path.exists(self.workdir):
if cleanup_c_files and cleanup_lib_files and not is_cygwin:
shutil.rmtree(self.workdir, ignore_errors=True)
else:
for rmfile in os.listdir(self.workdir):
if not cleanup_c_files:
if (rmfile[-2:] in (".c", ".h") or
rmfile[-4:] == ".cpp" or
rmfile.endswith(".html") and rmfile.startswith(self.module)):
continue
is_shared_obj = rmfile.endswith(".so") or rmfile.endswith(".dll")
if not cleanup_lib_files and is_shared_obj:
continue
try:
rmfile = os.path.join(self.workdir, rmfile)
if os.path.isdir(rmfile):
shutil.rmtree(rmfile, ignore_errors=True)
elif is_cygwin and is_shared_obj:
# Delete later
_to_clean.append(rmfile)
else:
os.remove(rmfile)
except IOError:
pass
if cleanup_c_files and cleanup_lib_files and is_cygwin:
# Finally, remove the work dir itself
_to_clean.append(self.workdir)
if cleanup_c_files and os.path.exists(self.workdir + '-again'):
shutil.rmtree(self.workdir + '-again', ignore_errors=True)
def runTest(self):
self.success = False
self.runCompileTest()
self.success = True
def runCompileTest(self):
return self.compile(
self.test_directory, self.module, self.workdir,
self.test_directory, self.expect_errors, self.expect_warnings, self.annotate)
def find_module_source_file(self, source_file):
if not os.path.exists(source_file):
source_file = source_file[:-1]
return source_file
def build_target_filename(self, module_name):
target = '%s.%s' % (module_name, self.language)
return target
def related_files(self, test_directory, module_name):
is_related = re.compile('%s_.*[.].*' % module_name).match
return [filename for filename in list_unchanging_dir(test_directory)
if is_related(filename)]
def copy_files(self, test_directory, target_directory, file_list):
if self.preparse and self.preparse != 'id':
preparse_func = globals()[self.preparse]
def copy(src, dest):
open(dest, 'w').write(preparse_func(open(src).read()))
else:
# use symlink on Unix, copy on Windows
try:
copy = os.symlink
except AttributeError:
copy = shutil.copy
join = os.path.join
for filename in file_list:
file_path = join(test_directory, filename)
if os.path.exists(file_path):
copy(file_path, join(target_directory, filename))
def source_files(self, workdir, module_name, file_list):
return ([self.build_target_filename(module_name)] +
[filename for filename in file_list
if not os.path.isfile(os.path.join(workdir, filename))])
def split_source_and_output(self, test_directory, module, workdir):
source_file = self.find_module_source_file(os.path.join(test_directory, module) + '.pyx')
source_and_output = io_open(source_file, 'rU', encoding='ISO-8859-1')
error_writer = warnings_writer = None
try:
out = io_open(os.path.join(workdir, module + os.path.splitext(source_file)[1]),
'w', encoding='ISO-8859-1')
for line in source_and_output:
if line.startswith("_ERRORS"):
out.close()
out = error_writer = ErrorWriter()
elif line.startswith("_WARNINGS"):
out.close()
out = warnings_writer = ErrorWriter()
else:
out.write(line)
finally:
source_and_output.close()
return (error_writer.geterrors() if error_writer else [],
warnings_writer.geterrors() if warnings_writer else [])
def run_cython(self, test_directory, module, targetdir, incdir, annotate,
extra_compile_options=None):
include_dirs = INCLUDE_DIRS + [os.path.join(test_directory, '..', TEST_SUPPORT_DIR)]
if incdir:
include_dirs.append(incdir)
source = self.find_module_source_file(
os.path.join(test_directory, module + '.pyx'))
if self.preparse == 'id':
source = self.find_module_source_file(
os.path.join(test_directory, module + '.pyx'))
else:
self.copy_files(test_directory, targetdir, [module + '.pyx'])
source = os.path.join(targetdir, module + '.pyx')
target = os.path.join(targetdir, self.build_target_filename(module))
if extra_compile_options is None:
extra_compile_options = {}
if 'allow_unknown_names' in self.tags['tag']:
from Cython.Compiler import Options
Options.error_on_unknown_names = False
try:
CompilationOptions
except NameError:
from Cython.Compiler.Main import CompilationOptions
from Cython.Compiler.Main import compile as cython_compile
from Cython.Compiler.Main import default_options
common_utility_include_dir = self.common_utility_dir
options = CompilationOptions(
default_options,
include_path = include_dirs,
output_file = target,
annotate = annotate,
use_listing_file = False,
cplus = self.language == 'cpp',
np_pythran = self.pythran_dir is not None,
language_level = self.language_level,
generate_pxi = False,
evaluate_tree_assertions = True,
common_utility_include_dir = common_utility_include_dir,
**extra_compile_options
)
cython_compile(source, options=options,
full_module_name=module)
def run_distutils(self, test_directory, module, workdir, incdir,
extra_extension_args=None):
cwd = os.getcwd()
os.chdir(workdir)
try:
build_extension = build_ext(get_distutils_distro())
build_extension.include_dirs = INCLUDE_DIRS[:]
if incdir:
build_extension.include_dirs.append(incdir)
build_extension.finalize_options()
if COMPILER:
build_extension.compiler = COMPILER
ext_compile_flags = CFLAGS[:]
if build_extension.compiler == 'mingw32':
ext_compile_flags.append('-Wno-format')
if extra_extension_args is None:
extra_extension_args = {}
if self.pythran_dir is not None:
ext_compile_flags.extend([
'-I', self.pythran_dir,
'-DENABLE_PYTHON_MODULE',
'-std=c++11',
'-D__PYTHRAN__=%d' % sys.version_info.major,
'-Wno-cpp',
])
related_files = self.related_files(test_directory, module)
self.copy_files(test_directory, workdir, related_files)
from distutils.core import Extension
extension = Extension(
module,
sources=self.source_files(workdir, module, related_files),
extra_compile_args=ext_compile_flags,
**extra_extension_args
)
if self.language == 'cpp':
# Set the language now as the fixer might need it
extension.language = 'c++'
if 'distutils' in self.tags:
from Cython.Build.Dependencies import DistutilsInfo
from Cython.Utils import open_source_file
pyx_path = os.path.join(self.test_directory, self.module + ".pyx")
with open_source_file(pyx_path) as f:
DistutilsInfo(f).apply(extension)
for matcher, fixer in list(EXT_EXTRAS.items()):
if isinstance(matcher, str):
# lazy init
del EXT_EXTRAS[matcher]
matcher = string_selector(matcher)
EXT_EXTRAS[matcher] = fixer
if matcher(module, self.tags):
newext = fixer(extension)
if newext is EXCLUDE_EXT:
return
extension = newext or extension
if self.language == 'cpp':
extension.language = 'c++'
build_extension.extensions = [extension]
build_extension.build_temp = workdir
build_extension.build_lib = workdir
build_extension.run()
finally:
os.chdir(cwd)
try:
get_ext_fullpath = build_extension.get_ext_fullpath
except AttributeError:
def get_ext_fullpath(ext_name, self=build_extension):
# copied from distutils.command.build_ext (missing in Py2.[45])
fullname = self.get_ext_fullname(ext_name)
modpath = fullname.split('.')
filename = self.get_ext_filename(modpath[-1])
if not self.inplace:
filename = os.path.join(*modpath[:-1]+[filename])
return os.path.join(self.build_lib, filename)
package = '.'.join(modpath[0:-1])
build_py = self.get_finalized_command('build_py')
package_dir = os.path.abspath(build_py.get_package_dir(package))
return os.path.join(package_dir, filename)
return get_ext_fullpath(module)
def compile(self, test_directory, module, workdir, incdir,
expect_errors, expect_warnings, annotate):
expected_errors = expected_warnings = errors = warnings = ()
if expect_errors or expect_warnings:
expected_errors, expected_warnings = self.split_source_and_output(
test_directory, module, workdir)
test_directory = workdir
if WITH_CYTHON:
old_stderr = sys.stderr
try:
sys.stderr = ErrorWriter()
self.run_cython(test_directory, module, workdir, incdir, annotate)
errors, warnings = sys.stderr.getall()
finally:
sys.stderr = old_stderr
if self.test_determinism and not expect_errors:
workdir2 = workdir + '-again'
os.mkdir(workdir2)
self.run_cython(test_directory, module, workdir2, incdir, annotate)
diffs = []
for file in os.listdir(workdir2):
if (open(os.path.join(workdir, file)).read()
!= open(os.path.join(workdir2, file)).read()):
diffs.append(file)
os.system('diff -u %s/%s %s/%s > %s/%s.diff' % (
workdir, file,
workdir2, file,
workdir2, file))
if diffs:
self.fail('Nondeterministic file generation: %s' % ', '.join(diffs))
tostderr = sys.__stderr__.write
if 'cerror' in self.tags['tag']:
if errors:
tostderr("\n=== Expected C compile error ===\n")
tostderr("\n=== Got Cython errors: ===\n")
tostderr('\n'.join(errors))
tostderr('\n\n')
raise RuntimeError('should have generated extension code')
elif errors or expected_errors:
self._match_output(expected_errors, errors, tostderr)
return None
if expected_warnings or (expect_warnings and warnings):
self._match_output(expected_warnings, warnings, tostderr)
so_path = None
if not self.cython_only:
from Cython.Utils import captured_fd, print_bytes
from distutils.errors import CompileError, LinkError
show_output = True
get_stderr = get_stdout = None
try:
with captured_fd(1) as get_stdout:
with captured_fd(2) as get_stderr:
so_path = self.run_distutils(test_directory, module, workdir, incdir)
except Exception as exc:
if ('cerror' in self.tags['tag'] and
((get_stderr and get_stderr()) or
isinstance(exc, (CompileError, LinkError)))):
show_output = False # expected C compiler failure
else:
raise
else:
if 'cerror' in self.tags['tag']:
raise RuntimeError('should have failed C compile')
finally:
if show_output:
stdout = get_stdout and get_stdout().strip()
if stdout:
tostderr("\n=== C/C++ compiler output: ===\n")
print_bytes(stdout, end=None, file=sys.__stderr__)
stderr = get_stderr and get_stderr().strip()
if stderr:
tostderr("\n=== C/C++ compiler error output: ===\n")
print_bytes(stderr, end=None, file=sys.__stderr__)
if stdout or stderr:
tostderr("\n==============================\n")
return so_path
def _match_output(self, expected_output, actual_output, write):
try:
for expected, actual in zip(expected_output, actual_output):
self.assertEquals(expected, actual)
if len(actual_output) < len(expected_output):
expected = expected_output[len(actual_output)]
self.assertEquals(expected, None)
elif len(actual_output) > len(expected_output):
unexpected = actual_output[len(expected_output)]
self.assertEquals(None, unexpected)
except AssertionError:
write("\n=== Expected: ===\n")
write('\n'.join(expected_output))
write("\n\n=== Got: ===\n")
write('\n'.join(actual_output))
write('\n\n')
raise
class CythonRunTestCase(CythonCompileTestCase):
def setUp(self):
CythonCompileTestCase.setUp(self)
from Cython.Compiler import Options
Options.clear_to_none = False
def shortDescription(self):
if self.cython_only:
return CythonCompileTestCase.shortDescription(self)
else:
return "compiling (%s%s) and running %s" % (self.language, "/pythran" if self.pythran_dir is not None else "", self.name)
def run(self, result=None):
if result is None:
result = self.defaultTestResult()
result.startTest(self)
try:
self.setUp()
try:
self.success = False
ext_so_path = self.runCompileTest()
failures, errors = len(result.failures), len(result.errors)
if not self.cython_only and ext_so_path is not None:
self.run_tests(result, ext_so_path)
if failures == len(result.failures) and errors == len(result.errors):
# No new errors...
self.success = True
finally:
check_thread_termination()
except Exception:
result.addError(self, sys.exc_info())
result.stopTest(self)
try:
self.tearDown()
except Exception:
pass
def run_tests(self, result, ext_so_path):
self.run_doctests(self.module, result, ext_so_path)
def run_doctests(self, module_or_name, result, ext_so_path):
def run_test(result):
if isinstance(module_or_name, basestring):
module = import_ext(module_or_name, ext_so_path)
else:
module = module_or_name
tests = doctest.DocTestSuite(module)
tests.run(result)
run_forked_test(result, run_test, self.shortDescription(), self.fork)
def run_forked_test(result, run_func, test_name, fork=True):
if not fork or sys.version_info[0] >= 3 or not hasattr(os, 'fork'):
run_func(result)
sys.stdout.flush()
sys.stderr.flush()
gc.collect()
return
# fork to make sure we do not keep the tested module loaded
result_handle, result_file = tempfile.mkstemp()
os.close(result_handle)
child_id = os.fork()
if not child_id:
result_code = 0
output = None
try:
try:
tests = partial_result = None
try:
partial_result = PartialTestResult(result)
run_func(partial_result)
sys.stdout.flush()
sys.stderr.flush()
gc.collect()
except Exception:
result_code = 1
if partial_result is not None:
if tests is None:
# importing failed, try to fake a test class
tests = _FakeClass(
failureException=sys.exc_info()[1],
_shortDescription=test_name,
module_name=None)
partial_result.addError(tests, sys.exc_info())
output = open(result_file, 'wb')
pickle.dump(partial_result.data(), output)
except:
traceback.print_exc()
finally:
try: sys.stderr.flush()
except: pass
try: sys.stdout.flush()
except: pass
try:
if output is not None:
output.close()
except:
pass
os._exit(result_code)
try:
cid, result_code = os.waitpid(child_id, 0)
module_name = test_name.split()[-1]
# os.waitpid returns the child's result code in the
# upper byte of result_code, and the signal it was
# killed by in the lower byte
if result_code & 255:
raise Exception("Tests in module '%s' were unexpectedly killed by signal %d"%
(module_name, result_code & 255))
result_code >>= 8
if result_code in (0,1):
input = open(result_file, 'rb')
try:
PartialTestResult.join_results(result, pickle.load(input))
finally:
input.close()
if result_code:
raise Exception("Tests in module '%s' exited with status %d" %
(module_name, result_code))
finally:
try: os.unlink(result_file)
except: pass
class PureDoctestTestCase(unittest.TestCase):
def __init__(self, module_name, module_path):
self.module_name = module_name
self.module_path = module_path
unittest.TestCase.__init__(self, 'run')
def shortDescription(self):
return "running pure doctests in %s" % self.module_name
def run(self, result=None):
if result is None:
result = self.defaultTestResult()
loaded_module_name = 'pure_doctest__' + self.module_name
result.startTest(self)
try:
self.setUp()
import imp
m = imp.load_source(loaded_module_name, self.module_path)
try:
doctest.DocTestSuite(m).run(result)
finally:
del m
if loaded_module_name in sys.modules:
del sys.modules[loaded_module_name]
check_thread_termination()
except Exception:
result.addError(self, sys.exc_info())
result.stopTest(self)
try:
self.tearDown()
except Exception:
pass
is_private_field = re.compile('^_[^_]').match
class _FakeClass(object):
def __init__(self, **kwargs):
self._shortDescription = kwargs.get('module_name')
self.__dict__.update(kwargs)
def shortDescription(self):
return self._shortDescription
try: # Py2.7+ and Py3.2+
from unittest.runner import _TextTestResult
except ImportError:
from unittest import _TextTestResult
class PartialTestResult(_TextTestResult):
def __init__(self, base_result):
_TextTestResult.__init__(
self, self._StringIO(), True,
base_result.dots + base_result.showAll*2)
def strip_error_results(self, results):
for test_case, error in results:
for attr_name in filter(is_private_field, dir(test_case)):
if attr_name == '_dt_test':
test_case._dt_test = _FakeClass(
name=test_case._dt_test.name)
elif attr_name != '_shortDescription':
setattr(test_case, attr_name, None)
def data(self):
self.strip_error_results(self.failures)
self.strip_error_results(self.errors)
return (self.failures, self.errors, self.testsRun,
self.stream.getvalue())
def join_results(result, data):
"""Static method for merging the result back into the main
result object.
"""
failures, errors, tests_run, output = data
if output:
result.stream.write(output)
result.errors.extend(errors)
result.failures.extend(failures)
result.testsRun += tests_run
join_results = staticmethod(join_results)
class _StringIO(StringIO):
def writeln(self, line):
self.write("%s\n" % line)
class CythonUnitTestCase(CythonRunTestCase):
def shortDescription(self):
return "compiling (%s) tests in %s" % (self.language, self.name)
def run_tests(self, result, ext_so_path):
module = import_ext(self.module, ext_so_path)
unittest.defaultTestLoader.loadTestsFromModule(module).run(result)
class CythonPyregrTestCase(CythonRunTestCase):
def setUp(self):
CythonRunTestCase.setUp(self)
from Cython.Compiler import Options
Options.error_on_unknown_names = False
Options.error_on_uninitialized = False
Options._directive_defaults.update(dict(
binding=True, always_allow_keywords=True,
set_initial_path="SOURCEFILE"))
patch_inspect_isfunction()
def related_files(self, test_directory, module_name):
return _list_pyregr_data_files(test_directory)
def _run_unittest(self, result, *classes):
"""Run tests from unittest.TestCase-derived classes."""
valid_types = (unittest.TestSuite, unittest.TestCase)
suite = unittest.TestSuite()
for cls in classes:
if isinstance(cls, str):
if cls in sys.modules:
suite.addTest(unittest.findTestCases(sys.modules[cls]))
else:
raise ValueError("str arguments must be keys in sys.modules")
elif isinstance(cls, valid_types):
suite.addTest(cls)
else:
suite.addTest(unittest.makeSuite(cls))
suite.run(result)
def _run_doctest(self, result, module):
self.run_doctests(module, result, None)
def run_tests(self, result, ext_so_path):
try:
from test import support
except ImportError: # Python2.x
from test import test_support as support
def run_test(result):
def run_unittest(*classes):
return self._run_unittest(result, *classes)
def run_doctest(module, verbosity=None):
return self._run_doctest(result, module)
backup = (support.run_unittest, support.run_doctest)
support.run_unittest = run_unittest
support.run_doctest = run_doctest
try:
try:
sys.stdout.flush() # helps in case of crashes
module = import_ext(self.module, ext_so_path)
sys.stdout.flush() # helps in case of crashes
if hasattr(module, 'test_main'):
# help 'doctest.DocFileTest' find the module path through frame inspection
fake_caller_module_globals = {
'module': module,
'__name__': module.__name__,
}
call_tests = eval(
'lambda: module.test_main()',
fake_caller_module_globals, fake_caller_module_globals)
call_tests()
sys.stdout.flush() # helps in case of crashes
except (unittest.SkipTest, support.ResourceDenied):
result.addSkip(self, 'ok')
finally:
support.run_unittest, support.run_doctest = backup
run_forked_test(result, run_test, self.shortDescription(), self.fork)
include_debugger = IS_CPYTHON and sys.version_info[:2] > (2, 5)
def collect_unittests(path, module_prefix, suite, selectors, exclude_selectors):
def file_matches(filename):
return filename.startswith("Test") and filename.endswith(".py")
def package_matches(dirname):
return dirname == "Tests"
loader = unittest.TestLoader()
if include_debugger:
skipped_dirs = []
else:
skipped_dirs = ['Cython' + os.path.sep + 'Debugger' + os.path.sep]
for dirpath, dirnames, filenames in os.walk(path):
if dirpath != path and "__init__.py" not in filenames:
skipped_dirs.append(dirpath + os.path.sep)
continue
skip = False
for dir in skipped_dirs:
if dirpath.startswith(dir):
skip = True
if skip:
continue
parentname = os.path.split(dirpath)[-1]
if package_matches(parentname):
for f in filenames:
if file_matches(f):
filepath = os.path.join(dirpath, f)[:-len(".py")]
modulename = module_prefix + filepath[len(path)+1:].replace(os.path.sep, '.')
if not any(1 for match in selectors if match(modulename)):
continue
if any(1 for match in exclude_selectors if match(modulename)):
continue
module = __import__(modulename)
for x in modulename.split('.')[1:]:
module = getattr(module, x)
suite.addTests([loader.loadTestsFromModule(module)])
def collect_doctests(path, module_prefix, suite, selectors, exclude_selectors):
def package_matches(dirname):
if dirname == 'Debugger' and not include_debugger:
return False
return dirname not in ("Mac", "Distutils", "Plex", "Tempita")
def file_matches(filename):
filename, ext = os.path.splitext(filename)
blacklist = ['libcython', 'libpython', 'test_libcython_in_gdb',
'TestLibCython']
return (ext == '.py' and not
'~' in filename and not
'#' in filename and not
filename.startswith('.') and not
filename in blacklist)
import doctest
for dirpath, dirnames, filenames in os.walk(path):
for dir in list(dirnames):
if not package_matches(dir):
dirnames.remove(dir)
for f in filenames:
if file_matches(f):
if not f.endswith('.py'): continue
filepath = os.path.join(dirpath, f)
if os.path.getsize(filepath) == 0: continue
filepath = filepath[:-len(".py")]
modulename = module_prefix + filepath[len(path)+1:].replace(os.path.sep, '.')
if not [ 1 for match in selectors if match(modulename) ]:
continue
if [ 1 for match in exclude_selectors if match(modulename) ]:
continue
if 'in_gdb' in modulename:
# These should only be imported from gdb.
continue
module = __import__(modulename)
for x in modulename.split('.')[1:]:
module = getattr(module, x)
if hasattr(module, "__doc__") or hasattr(module, "__test__"):
try:
suite.addTest(doctest.DocTestSuite(module))
except ValueError: # no tests
pass
class EndToEndTest(unittest.TestCase):
"""
This is a test of build/*.srctree files, where srctree defines a full
directory structure and its header gives a list of commands to run.
"""
cython_root = os.path.dirname(os.path.abspath(__file__))
def __init__(self, treefile, workdir, cleanup_workdir=True):
self.name = os.path.splitext(os.path.basename(treefile))[0]
self.treefile = treefile
self.workdir = os.path.join(workdir, self.name)
self.cleanup_workdir = cleanup_workdir
cython_syspath = [self.cython_root]
for path in sys.path:
if path.startswith(self.cython_root) and path not in cython_syspath:
# Py3 installation and refnanny build prepend their
# fixed paths to sys.path => prefer that over the
# generic one (cython_root itself goes last)
cython_syspath.append(path)
self.cython_syspath = os.pathsep.join(cython_syspath[::-1])
unittest.TestCase.__init__(self)
def shortDescription(self):
return "End-to-end %s" % self.name
def setUp(self):
from Cython.TestUtils import unpack_source_tree
_, self.commands = unpack_source_tree(self.treefile, self.workdir)
self.old_dir = os.getcwd()
os.chdir(self.workdir)
if self.workdir not in sys.path:
sys.path.insert(0, self.workdir)
def tearDown(self):
if self.cleanup_workdir:
for trial in range(5):
try:
shutil.rmtree(self.workdir)
except OSError:
time.sleep(0.1)
else:
break
os.chdir(self.old_dir)
def _try_decode(self, content):
try:
return content.decode()
except UnicodeDecodeError:
return content.decode('iso-8859-1')
def runTest(self):
self.success = False
commands = (self.commands
.replace("CYTHON", "PYTHON %s" % os.path.join(self.cython_root, 'cython.py'))
.replace("PYTHON", sys.executable))
old_path = os.environ.get('PYTHONPATH')
os.environ['PYTHONPATH'] = self.cython_syspath + os.pathsep + (old_path or '')
try:
for command in filter(None, commands.splitlines()):
p = subprocess.Popen(command,
stderr=subprocess.PIPE,
stdout=subprocess.PIPE,
shell=True)
out, err = p.communicate()
res = p.returncode
if res != 0:
print(command)
print(self._try_decode(out))
print(self._try_decode(err))
self.assertEqual(0, res, "non-zero exit status")
finally:
if old_path:
os.environ['PYTHONPATH'] = old_path
else:
del os.environ['PYTHONPATH']
self.success = True
# TODO: Support cython_freeze needed here as well.
# TODO: Windows support.
class EmbedTest(unittest.TestCase):
working_dir = "Demos/embed"
def setUp(self):
self.old_dir = os.getcwd()
os.chdir(self.working_dir)
os.system(
"make PYTHON='%s' clean > /dev/null" % sys.executable)
def tearDown(self):
try:
os.system(
"make PYTHON='%s' clean > /dev/null" % sys.executable)
except:
pass
os.chdir(self.old_dir)
def test_embed(self):
libname = sysconfig.get_config_var('LIBRARY')
libdir = sysconfig.get_config_var('LIBDIR')
if not os.path.isdir(libdir) or libname not in os.listdir(libdir):
libdir = os.path.join(os.path.dirname(sys.executable), '..', 'lib')
if not os.path.isdir(libdir) or libname not in os.listdir(libdir):
libdir = os.path.join(libdir, 'python%d.%d' % sys.version_info[:2], 'config')
if not os.path.isdir(libdir) or libname not in os.listdir(libdir):
# report the error for the original directory
libdir = sysconfig.get_config_var('LIBDIR')
cython = 'cython.py'
if sys.version_info[0] >=3 and CY3_DIR:
cython = os.path.join(CY3_DIR, cython)
cython = os.path.abspath(os.path.join('..', '..', cython))
self.assert_(os.system(
"make PYTHON='%s' CYTHON='%s' LIBDIR1='%s' test > make.output" % (sys.executable, cython, libdir)) == 0)
try:
os.remove('make.output')
except OSError:
pass
class MissingDependencyExcluder:
def __init__(self, deps):
# deps: { matcher func : module name }
self.exclude_matchers = []
for matcher, mod in deps.items():
try:
__import__(mod)
except ImportError:
self.exclude_matchers.append(string_selector(matcher))
self.tests_missing_deps = []
def __call__(self, testname, tags=None):
for matcher in self.exclude_matchers:
if matcher(testname, tags):
self.tests_missing_deps.append(testname)
return True
return False
class VersionDependencyExcluder:
def __init__(self, deps):
# deps: { version : matcher func }
from sys import version_info
self.exclude_matchers = []
for ver, (compare, matcher) in deps.items():
if compare(version_info, ver):
self.exclude_matchers.append(matcher)
self.tests_missing_deps = []
def __call__(self, testname, tags=None):
for matcher in self.exclude_matchers:
if matcher(testname):
self.tests_missing_deps.append(testname)
return True
return False
class FileListExcluder:
def __init__(self, list_file, verbose=False):
self.verbose = verbose
self.excludes = {}
self._list_file = os.path.relpath(list_file)
with open(list_file) as f:
for line in f:
line = line.strip()
if line and line[0] != '#':
self.excludes[line.split()[0]] = True
def __call__(self, testname, tags=None):
exclude = (testname in self.excludes
or testname.split('.')[-1] in self.excludes)
if exclude and self.verbose:
print("Excluding %s because it's listed in %s"
% (testname, self._list_file))
return exclude
class TagsSelector:
def __init__(self, tag, value):
self.tag = tag
self.value = value
def __call__(self, testname, tags=None):
if tags is None:
return False
else:
return self.value in tags[self.tag]
class RegExSelector:
def __init__(self, pattern_string):
try:
self.pattern = re.compile(pattern_string, re.I|re.U)
except re.error:
print('Invalid pattern: %r' % pattern_string)
raise
def __call__(self, testname, tags=None):
return self.pattern.search(testname)
def string_selector(s):
ix = s.find(':')
if ix == -1:
return RegExSelector(s)
else:
return TagsSelector(s[:ix], s[ix+1:])
class ShardExcludeSelector:
# This is an exclude selector so it can override the (include) selectors.
# It may not provide uniform distribution (in time or count), but is a
# determanistic partition of the tests which is important.
def __init__(self, shard_num, shard_count):
self.shard_num = shard_num
self.shard_count = shard_count
def __call__(self, testname, tags=None):
return abs(hash(testname)) % self.shard_count != self.shard_num
def refactor_for_py3(distdir, cy3_dir):
# need to convert Cython sources first
import lib2to3.refactor
from distutils.util import copydir_run_2to3
with open('2to3-fixers.txt') as f:
fixers = [line.strip() for line in f if line.strip()]
if not os.path.exists(cy3_dir):
os.makedirs(cy3_dir)
import distutils.log as dlog
dlog.set_threshold(dlog.INFO)
copydir_run_2to3(distdir, cy3_dir, fixer_names=fixers,
template = '''
global-exclude *
graft Cython
recursive-exclude Cython *
recursive-include Cython *.py *.pyx *.pxd
recursive-include Cython/Debugger/Tests *
recursive-include Cython/Utility *
recursive-exclude pyximport test
include Tools/*.py
include pyximport/*.py
include runtests.py
include cython.py
include cythonize.py
''')
sys.path.insert(0, cy3_dir)
class PendingThreadsError(RuntimeError):
pass
threads_seen = []
def check_thread_termination(ignore_seen=True):
if threading is None: # no threading enabled in CPython
return
current = threading.currentThread()
blocking_threads = []
for t in threading.enumerate():
if not t.isAlive() or t == current:
continue
t.join(timeout=2)
if t.isAlive():
if not ignore_seen:
blocking_threads.append(t)
continue
for seen in threads_seen:
if t is seen:
break
else:
threads_seen.append(t)
blocking_threads.append(t)
if not blocking_threads:
return
sys.stderr.write("warning: left-over threads found after running test:\n")
for t in blocking_threads:
sys.stderr.write('...%s\n' % repr(t))
raise PendingThreadsError("left-over threads found after running test")
def subprocess_output(cmd):
try:
p = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
return p.communicate()[0].decode('UTF-8')
except OSError:
return ''
def get_version():
from Cython.Compiler.Version import version as cython_version
full_version = cython_version
top = os.path.dirname(os.path.abspath(__file__))
if os.path.exists(os.path.join(top, '.git')):
old_dir = os.getcwd()
try:
os.chdir(top)
head_commit = subprocess_output(['git', 'rev-parse', 'HEAD']).strip()
version_commit = subprocess_output(['git', 'rev-parse', cython_version]).strip()
diff = subprocess_output(['git', 'diff', '--stat']).strip()
if head_commit != version_commit:
full_version += " " + head_commit
if diff:
full_version += ' + uncommitted changes'
finally:
os.chdir(old_dir)
return full_version
_orig_stdout, _orig_stderr = sys.stdout, sys.stderr
def flush_and_terminate(status):
try:
_orig_stdout.flush()
_orig_stderr.flush()
finally:
os._exit(status)
def main():
global DISTDIR, WITH_CYTHON
DISTDIR = os.path.join(os.getcwd(), os.path.dirname(sys.argv[0]))
from Cython.Compiler import DebugFlags
args = []
for arg in sys.argv[1:]:
if arg.startswith('--debug') and arg[2:].replace('-', '_') in dir(DebugFlags):
setattr(DebugFlags, arg[2:].replace('-', '_'), True)
else:
args.append(arg)
from optparse import OptionParser
parser = OptionParser()
parser.add_option("--no-cleanup", dest="cleanup_workdir",
action="store_false", default=True,
help="do not delete the generated C files (allows passing --no-cython on next run)")
parser.add_option("--no-cleanup-sharedlibs", dest="cleanup_sharedlibs",
action="store_false", default=True,
help="do not delete the generated shared libary files (allows manual module experimentation)")
parser.add_option("--no-cleanup-failures", dest="cleanup_failures",
action="store_false", default=True,
help="enable --no-cleanup and --no-cleanup-sharedlibs for failed tests only")
parser.add_option("--no-cython", dest="with_cython",
action="store_false", default=True,
help="do not run the Cython compiler, only the C compiler")
parser.add_option("--compiler", dest="compiler", default=None,
help="C compiler type")
backend_list = ','.join(BACKENDS)
parser.add_option("--backends", dest="backends", default=backend_list,
help="select backends to test (default: %s)" % backend_list)
parser.add_option("--no-c", dest="use_c",
action="store_false", default=True,
help="do not test C compilation backend")
parser.add_option("--no-cpp", dest="use_cpp",
action="store_false", default=True,
help="do not test C++ compilation backend")
parser.add_option("--no-unit", dest="unittests",
action="store_false", default=True,
help="do not run the unit tests")
parser.add_option("--no-doctest", dest="doctests",
action="store_false", default=True,
help="do not run the doctests")
parser.add_option("--no-file", dest="filetests",
action="store_false", default=True,
help="do not run the file based tests")
parser.add_option("--no-pyregr", dest="pyregr",
action="store_false", default=True,
help="do not run the regression tests of CPython in tests/pyregr/")
parser.add_option("--cython-only", dest="cython_only",
action="store_true", default=False,
help="only compile pyx to c, do not run C compiler or run the tests")
parser.add_option("--no-refnanny", dest="with_refnanny",
action="store_false", default=True,
help="do not regression test reference counting")
parser.add_option("--no-fork", dest="fork",
action="store_false", default=True,
help="do not fork to run tests")
parser.add_option("--sys-pyregr", dest="system_pyregr",
action="store_true", default=False,
help="run the regression tests of the CPython installation")
parser.add_option("-x", "--exclude", dest="exclude",
action="append", metavar="PATTERN",
help="exclude tests matching the PATTERN")
parser.add_option("-j", "--shard_count", dest="shard_count", metavar="N",
type=int, default=1,
help="shard this run into several parallel runs")
parser.add_option("--shard_num", dest="shard_num", metavar="K",
type=int, default=-1,
help="test only this single shard")
parser.add_option("-C", "--coverage", dest="coverage",
action="store_true", default=False,
help="collect source coverage data for the Compiler")
parser.add_option("--coverage-xml", dest="coverage_xml",
action="store_true", default=False,
help="collect source coverage data for the Compiler in XML format")
parser.add_option("--coverage-html", dest="coverage_html",
action="store_true", default=False,
help="collect source coverage data for the Compiler in HTML format")
parser.add_option("-A", "--annotate", dest="annotate_source",
action="store_true", default=True,
help="generate annotated HTML versions of the test source files")
parser.add_option("--no-annotate", dest="annotate_source",
action="store_false",
help="do not generate annotated HTML versions of the test source files")
parser.add_option("-v", "--verbose", dest="verbosity",
action="count", default=0,
help="display test progress, pass twice to print test names")
parser.add_option("-T", "--ticket", dest="tickets",
action="append",
help="a bug ticket number to run the respective test in 'tests/*'")
parser.add_option("-3", dest="language_level",
action="store_const", const=3, default=2,
help="set language level to Python 3 (useful for running the CPython regression tests)'")
parser.add_option("--xml-output", dest="xml_output_dir", metavar="DIR",
help="write test results in XML to directory DIR")
parser.add_option("--exit-ok", dest="exit_ok", default=False,
action="store_true",
help="exit without error code even on test failures")
parser.add_option("--root-dir", dest="root_dir", default=os.path.join(DISTDIR, 'tests'),
help="working directory")
parser.add_option("--work-dir", dest="work_dir", default=os.path.join(os.getcwd(), 'TEST_TMP'),
help="working directory")
parser.add_option("--cython-dir", dest="cython_dir", default=os.getcwd(),
help="Cython installation directory (default: use local source version)")
parser.add_option("--debug", dest="for_debugging", default=False, action="store_true",
help="configure for easier use with a debugger (e.g. gdb)")
parser.add_option("--pyximport-py", dest="pyximport_py", default=False, action="store_true",
help="use pyximport to automatically compile imported .pyx and .py files")
parser.add_option("--watermark", dest="watermark", default=None,
help="deterministic generated by string")
parser.add_option("--use_common_utility_dir", default=False, action="store_true")
parser.add_option("--use_formal_grammar", default=False, action="store_true")
parser.add_option("--test_determinism", default=False, action="store_true",
help="test whether Cython's output is deterministic")
parser.add_option("--pythran-dir", dest="pythran_dir", default=None,
help="specify Pythran include directory. This will run the C++ tests using Pythran backend for Numpy")
options, cmd_args = parser.parse_args(args)
WORKDIR = os.path.abspath(options.work_dir)
if options.with_cython and sys.version_info[0] >= 3:
sys.path.insert(0, options.cython_dir)
if sys.version_info[:2] == (3, 2):
try:
# try if Cython is installed in a Py3 version
import Cython.Compiler.Main
except Exception:
# back out anything the import process loaded, then
# 2to3 the Cython sources to make them re-importable
cy_modules = [ name for name in sys.modules
if name == 'Cython' or name.startswith('Cython.') ]
for name in cy_modules:
del sys.modules[name]
# hasn't been refactored yet - do it now
global CY3_DIR
CY3_DIR = cy3_dir = os.path.join(WORKDIR, 'Cy3')
refactor_for_py3(DISTDIR, cy3_dir)
if options.watermark:
import Cython.Compiler.Version
Cython.Compiler.Version.watermark = options.watermark
WITH_CYTHON = options.with_cython
coverage = None
if options.coverage or options.coverage_xml or options.coverage_html:
if options.shard_count <= 1 and options.shard_num < 0:
if not WITH_CYTHON:
options.coverage = options.coverage_xml = options.coverage_html = False
else:
print("Enabling coverage analysis")
from coverage import coverage as _coverage
coverage = _coverage(branch=True, omit=['Test*'])
coverage.erase()
coverage.start()
if options.xml_output_dir:
shutil.rmtree(options.xml_output_dir, ignore_errors=True)
if WITH_CYTHON:
global CompilationOptions, pyrex_default_options, cython_compile
from Cython.Compiler.Main import \
CompilationOptions, \
default_options as pyrex_default_options, \
compile as cython_compile
from Cython.Compiler import Errors
Errors.LEVEL = 0 # show all warnings
from Cython.Compiler import Options
Options.generate_cleanup_code = 3 # complete cleanup code
from Cython.Compiler import DebugFlags
DebugFlags.debug_temp_code_comments = 1
pyrex_default_options['formal_grammar'] = options.use_formal_grammar
if options.shard_count > 1 and options.shard_num == -1:
import multiprocessing
pool = multiprocessing.Pool(options.shard_count)
tasks = [(options, cmd_args, shard_num) for shard_num in range(options.shard_count)]
errors = []
for shard_num, return_code in pool.imap_unordered(runtests_callback, tasks):
if return_code != 0:
errors.append(shard_num)
print("FAILED (%s/%s)" % (shard_num, options.shard_count))
print("ALL DONE (%s/%s)" % (shard_num, options.shard_count))
pool.close()
pool.join()
if errors:
print("Errors for shards %s" % ", ".join([str(e) for e in errors]))
return_code = 1
else:
return_code = 0
else:
_, return_code = runtests(options, cmd_args, coverage)
print("ALL DONE")
try:
check_thread_termination(ignore_seen=False)
except PendingThreadsError:
# normal program exit won't kill the threads, do it the hard way here
flush_and_terminate(return_code)
else:
sys.exit(return_code)
def runtests_callback(args):
options, cmd_args, shard_num = args
options.shard_num = shard_num
return runtests(options, cmd_args)
def runtests(options, cmd_args, coverage=None):
WITH_CYTHON = options.with_cython
ROOTDIR = os.path.abspath(options.root_dir)
WORKDIR = os.path.abspath(options.work_dir)
xml_output_dir = options.xml_output_dir
if options.shard_num > -1:
WORKDIR = os.path.join(WORKDIR, str(options.shard_num))
if xml_output_dir:
xml_output_dir = os.path.join(xml_output_dir, 'shard-%03d' % options.shard_num)
# RUN ALL TESTS!
UNITTEST_MODULE = "Cython"
UNITTEST_ROOT = os.path.join(os.path.dirname(__file__), UNITTEST_MODULE)
if WITH_CYTHON:
if os.path.exists(WORKDIR):
for path in os.listdir(WORKDIR):
if path in ("support", "Cy3"): continue
shutil.rmtree(os.path.join(WORKDIR, path), ignore_errors=True)
if not os.path.exists(WORKDIR):
os.makedirs(WORKDIR)
if options.shard_num <= 0:
sys.stderr.write("Python %s\n" % sys.version)
sys.stderr.write("\n")
if WITH_CYTHON:
sys.stderr.write("Running tests against Cython %s\n" % get_version())
else:
sys.stderr.write("Running tests without Cython.\n")
if options.for_debugging:
options.cleanup_workdir = False
options.cleanup_sharedlibs = False
options.fork = False
if WITH_CYTHON and include_debugger:
from Cython.Compiler.Main import default_options as compiler_default_options
compiler_default_options['gdb_debug'] = True
compiler_default_options['output_dir'] = os.getcwd()
if options.with_refnanny:
from pyximport.pyxbuild import pyx_to_dll
libpath = pyx_to_dll(os.path.join("Cython", "Runtime", "refnanny.pyx"),
build_in_temp=True,
pyxbuild_dir=os.path.join(WORKDIR, "support"))
sys.path.insert(0, os.path.split(libpath)[0])
CFLAGS.append("-DCYTHON_REFNANNY=1")
if xml_output_dir and options.fork:
# doesn't currently work together
sys.stderr.write("Disabling forked testing to support XML test output\n")
options.fork = False
if WITH_CYTHON and options.language_level == 3:
sys.stderr.write("Using Cython language level 3.\n")
test_bugs = False
if options.tickets:
for ticket_number in options.tickets:
test_bugs = True
cmd_args.append('ticket:%s' % ticket_number)
if not test_bugs:
for selector in cmd_args:
if selector.startswith('bugs'):
test_bugs = True
selectors = [ string_selector(r) for r in cmd_args ]
verbose_excludes = selectors or options.verbosity >= 2
if not selectors:
selectors = [ lambda x, tags=None: True ]
# Check which external modules are not present and exclude tests
# which depends on them (by prefix)
missing_dep_excluder = MissingDependencyExcluder(EXT_DEP_MODULES)
version_dep_excluder = VersionDependencyExcluder(VER_DEP_MODULES)
exclude_selectors = [missing_dep_excluder, version_dep_excluder] # want to print msg at exit
try:
import IPython.core.release
if list(IPython.core.release._ver) < [1, 0, 0]:
raise ImportError
except (ImportError, AttributeError, TypeError):
exclude_selectors.append(RegExSelector('IPython'))
try:
import jedi
if not ([0, 9] <= list(map(int, re.findall('[0-9]+', jedi.__version__ or '0')))):
raise ImportError
except (ImportError, AttributeError, TypeError):
exclude_selectors.append(RegExSelector('Jedi'))
if options.exclude:
exclude_selectors += [ string_selector(r) for r in options.exclude ]
if not COMPILER_HAS_INT128 or not IS_CPYTHON:
exclude_selectors += [RegExSelector('int128')]
if options.shard_num > -1:
exclude_selectors.append(ShardExcludeSelector(options.shard_num, options.shard_count))
if not test_bugs:
bug_files = [
('bugs.txt', True),
('pypy_bugs.txt', IS_PYPY),
('windows_bugs.txt', sys.platform == 'win32'),
('cygwin_bugs.txt', sys.platform == 'cygwin')
]
exclude_selectors += [
FileListExcluder(os.path.join(ROOTDIR, bugs_file_name),
verbose=verbose_excludes)
for bugs_file_name, condition in bug_files if condition
]
if sys.platform in ['win32', 'cygwin'] and sys.version_info < (2,6):
exclude_selectors += [ lambda x: x == "run.specialfloat" ]
global COMPILER
if options.compiler:
COMPILER = options.compiler
selected_backends = [ name.strip() for name in options.backends.split(',') if name.strip() ]
backends = []
for backend in selected_backends:
if backend == 'c' and not options.use_c:
continue
elif backend == 'cpp' and not options.use_cpp:
continue
elif backend not in BACKENDS:
sys.stderr.write("Unknown backend requested: '%s' not one of [%s]\n" % (
backend, ','.join(BACKENDS)))
sys.exit(1)
backends.append(backend)
if options.shard_num <= 0:
sys.stderr.write("Backends: %s\n" % ','.join(backends))
languages = backends
if options.use_common_utility_dir:
common_utility_dir = os.path.join(WORKDIR, 'utility_code')
if not os.path.exists(common_utility_dir):
os.makedirs(common_utility_dir)
else:
common_utility_dir = None
sys.stderr.write("\n")
test_suite = unittest.TestSuite()
if options.unittests:
collect_unittests(UNITTEST_ROOT, UNITTEST_MODULE + ".", test_suite, selectors, exclude_selectors)
if options.doctests:
collect_doctests(UNITTEST_ROOT, UNITTEST_MODULE + ".", test_suite, selectors, exclude_selectors)
if options.filetests and languages:
filetests = TestBuilder(ROOTDIR, WORKDIR, selectors, exclude_selectors,
options.annotate_source, options.cleanup_workdir,
options.cleanup_sharedlibs, options.cleanup_failures,
options.pyregr,
options.cython_only, languages, test_bugs,
options.fork, options.language_level,
options.test_determinism,
common_utility_dir, options.pythran_dir)
test_suite.addTest(filetests.build_suite())
if options.system_pyregr and languages:
sys_pyregr_dir = os.path.join(sys.prefix, 'lib', 'python'+sys.version[:3], 'test')
if not os.path.isdir(sys_pyregr_dir):
sys_pyregr_dir = os.path.join(os.path.dirname(sys.executable), 'Lib', 'test') # source build
if os.path.isdir(sys_pyregr_dir):
filetests = TestBuilder(ROOTDIR, WORKDIR, selectors, exclude_selectors,
options.annotate_source, options.cleanup_workdir,
options.cleanup_sharedlibs, options.cleanup_failures,
True,
options.cython_only, languages, test_bugs,
options.fork, sys.version_info[0],
options.test_determinism,
common_utility_dir, options.pythran_dir)
sys.stderr.write("Including CPython regression tests in %s\n" % sys_pyregr_dir)
test_suite.addTest(filetests.handle_directory(sys_pyregr_dir, 'pyregr'))
if xml_output_dir:
from Cython.Tests.xmlrunner import XMLTestRunner
if not os.path.exists(xml_output_dir):
try: os.makedirs(xml_output_dir)
except OSError: pass # concurrency issue?
test_runner = XMLTestRunner(output=xml_output_dir,
verbose=options.verbosity > 0)
else:
test_runner = unittest.TextTestRunner(verbosity=options.verbosity)
if options.pyximport_py:
from pyximport import pyximport
pyximport.install(pyimport=True, build_dir=os.path.join(WORKDIR, '_pyximport'),
load_py_module_on_import_failure=True, inplace=True)
result = test_runner.run(test_suite)
if common_utility_dir and options.shard_num < 0 and options.cleanup_workdir:
shutil.rmtree(common_utility_dir)
if coverage is not None:
coverage.stop()
ignored_modules = set(
'Cython.Compiler.' + name
for name in ('Version', 'DebugFlags', 'CmdLine')) | set(
'Cython.' + name
for name in ('Debugging',))
ignored_packages = ['Cython.Runtime', 'Cython.Tempita']
modules = [
module for name, module in sys.modules.items()
if module is not None and
name.startswith('Cython.') and
'.Tests' not in name and
name not in ignored_modules and
not any(name.startswith(package) for package in ignored_packages)
]
if options.coverage:
coverage.report(modules, show_missing=0)
if options.coverage_xml:
coverage.xml_report(modules, outfile="coverage-report.xml")
if options.coverage_html:
coverage.html_report(modules, directory="coverage-report-html")
if missing_dep_excluder.tests_missing_deps:
sys.stderr.write("Following tests excluded because of missing dependencies on your system:\n")
for test in missing_dep_excluder.tests_missing_deps:
sys.stderr.write(" %s\n" % test)
if options.with_refnanny:
import refnanny
sys.stderr.write("\n".join([repr(x) for x in refnanny.reflog]))
if options.exit_ok:
return options.shard_num, 0
else:
return options.shard_num, not result.wasSuccessful()
if __name__ == '__main__':
try:
main()
except Exception:
traceback.print_exc()
try:
check_thread_termination(ignore_seen=False)
except PendingThreadsError:
# normal program exit won't kill the threads, do it the hard way here
flush_and_terminate(1)
sys.exit(1)