runtests.py

   1 #!/usr/bin/python
   2
   3 import os
   4 import sys
   5 import re
   6 import gc
   7 import codecs
   8 import shutil
   9 import time
  10 import unittest
  11 import doctest
  12 import operator
  13 import tempfile
  14 import traceback
  15 try:
  16     from StringIO import StringIO
  17 except ImportError:
  18     from io import StringIO
  19
  20 try:
  21     import cPickle as pickle
  22 except ImportError:
  23     import pickle
  24
  25 try:
  26     from io import open as io_open
  27 except ImportError:
  28     from codecs import open as io_open
  29
  30 try:
  31     import threading
  32 except ImportError: # No threads, no problems
  33     threading = None
  34
  35 try:
  36     from collections import defaultdict
  37 except ImportError:
  38     class defaultdict(object):
  39         def __init__(self, default_factory=lambda : None):
  40             self._dict = {}
  41             self.default_factory = default_factory
  42         def __getitem__(self, key):
  43             if key not in self._dict:
  44                 self._dict[key] = self.default_factory()
  45             return self._dict[key]
  46         def __setitem__(self, key, value):
  47             self._dict[key] = value
  48         def __repr__(self):
  49             return repr(self._dict)
  50
  51 WITH_CYTHON = True
  52 CY3_DIR = None
  53
  54 from distutils.dist import Distribution
  55 from distutils.core import Extension
  56 from distutils.command.build_ext import build_ext as _build_ext
  57 distutils_distro = Distribution()
  58
  59 if sys.platform == 'win32':
  60     # TODO: Figure out why this hackery (see http://thread.gmane.org/gmane.comp.python.cython.devel/8280/).
  61     config_files = distutils_distro.find_config_files()
  62     try: config_files.remove('setup.cfg')
  63     except ValueError: pass
  64     distutils_distro.parse_config_files(config_files)
  65
  66     cfgfiles = distutils_distro.find_config_files()
  67     try: cfgfiles.remove('setup.cfg')
  68     except ValueError: pass
  69     distutils_distro.parse_config_files(cfgfiles)
  70
  71 EXT_DEP_MODULES = {
  72     'numpy' : 'tag:numpy',
  73     'pstats' : 'tag:pstats',
  74     'posix' : 'tag:posix',
  75 }
  76
  77 def get_numpy_include_dirs():
  78     import numpy
  79     return [numpy.get_include()]
  80
  81 # TODO: use tags
  82 EXT_DEP_INCLUDES = [
  83     # test name matcher , callable returning list
  84     (re.compile('numpy_.*').match, get_numpy_include_dirs),
  85 ]
  86
  87 # TODO: use tags
  88 VER_DEP_MODULES = {
  89     # tests are excluded if 'CurrentPythonVersion OP VersionTuple', i.e.
  90     # (2,4) : (operator.lt, ...) excludes ... when PyVer < 2.4.x
  91     (2,4) : (operator.lt, lambda x: x in ['run.extern_builtins_T258',
  92                                           'run.builtin_sorted'
  93                                           ]),
  94     (2,5) : (operator.lt, lambda x: x in ['run.any',
  95                                           'run.all',
  96                                           'run.relativeimport_T542',
  97                                           'run.relativeimport_star_T542',
  98                                           ]),
  99     (2,6) : (operator.lt, lambda x: x in ['run.print_function',
 100                                           'run.cython3',
 101                                           'run.generators_py', # generators, with statement
 102                                           'run.pure_py', # decorators, with statement
 103                                           ]),
 104     (2,7) : (operator.lt, lambda x: x in ['run.withstat_py', # multi context with statement
 105                                           ]),
 106     # The next line should start (3,); but this is a dictionary, so
 107     # we can only have one (3,) key.  Since 2.7 is supposed to be the
 108     # last 2.x release, things would have to change drastically for this
 109     # to be unsafe...
 110     (2,999): (operator.lt, lambda x: x in ['run.special_methods_T561_py3']),
 111     (3,): (operator.ge, lambda x: x in ['run.non_future_division',
 112                                         'compile.extsetslice',
 113                                         'compile.extdelslice',
 114                                         'run.special_methods_T561_py2']),
 115 }
 116
 117 # files that should not be converted to Python 3 code with 2to3
 118 KEEP_2X_FILES = [
 119     os.path.join('Cython', 'Debugger', 'Tests', 'test_libcython_in_gdb.py'),
 120     os.path.join('Cython', 'Debugger', 'Tests', 'test_libpython_in_gdb.py'),
 121     os.path.join('Cython', 'Debugger', 'libcython.py'),
 122     os.path.join('Cython', 'Debugger', 'libpython.py'),
 123 ]
 124
 125 COMPILER = None
 126 INCLUDE_DIRS = [ d for d in os.getenv('INCLUDE', '').split(os.pathsep) if d ]
 127 CFLAGS = os.getenv('CFLAGS', '').split()
 128
 129 def memoize(f):
 130     uncomputed = object()
 131     f._cache = {}
 132     def func(*args):
 133         res = f._cache.get(args, uncomputed)
 134         if res is uncomputed:
 135             res = f._cache[args] = f(*args)
 136         return res
 137     return func
 138
 139 def parse_tags(filepath):
 140     tags = defaultdict(list)
 141     f = io_open(filepath, encoding='ISO-8859-1', errors='replace')
 142     try:
 143         for line in f:
 144             line = line.strip()
 145             if not line:
 146                 continue
 147             if line[0] != '#':
 148                 break
 149             ix = line.find(':')
 150             if ix != -1:
 151                 tag = line[1:ix].strip()
 152                 values = line[ix+1:].split(',')
 153                 tags[tag].extend([value.strip() for value in values])
 154     finally:
 155         f.close()
 156     return tags
 157
 158 parse_tags = memoize(parse_tags)
 159
 160
 161 class build_ext(_build_ext):
 162     def build_extension(self, ext):
 163         if ext.language == 'c++':
 164             try:
 165                 try: # Py2.7+ & Py3.2+
 166                     compiler_obj = self.compiler_obj
 167                 except AttributeError:
 168                     compiler_obj = self.compiler
 169                 compiler_obj.compiler_so.remove('-Wstrict-prototypes')
 170             except Exception:
 171                 pass
 172         _build_ext.build_extension(self, ext)
 173
 174 class ErrorWriter(object):
 175     match_error = re.compile('(warning:)?(?:.*:)?\s*([-0-9]+)\s*:\s*([-0-9]+)\s*:\s*(.*)').match
 176     def __init__(self):
 177         self.output = []
 178         self.write = self.output.append
 179
 180     def _collect(self, collect_errors, collect_warnings):
 181         s = ''.join(self.output)
 182         result = []
 183         for line in s.split('\n'):
 184             match = self.match_error(line)
 185             if match:
 186                 is_warning, line, column, message = match.groups()
 187                 if (is_warning and collect_warnings) or \
 188                         (not is_warning and collect_errors):
 189                     result.append( (int(line), int(column), message.strip()) )
 190         result.sort()
 191         return [ "%d:%d: %s" % values for values in result ]
 192
 193     def geterrors(self):
 194         return self._collect(True, False)
 195
 196     def getwarnings(self):
 197         return self._collect(False, True)
 198
 199     def getall(self):
 200         return self._collect(True, True)
 201
 202 class TestBuilder(object):
 203     def __init__(self, rootdir, workdir, selectors, exclude_selectors, annotate,
 204                  cleanup_workdir, cleanup_sharedlibs, with_pyregr, cython_only,
 205                  languages, test_bugs, fork, language_level):
 206         self.rootdir = rootdir
 207         self.workdir = workdir
 208         self.selectors = selectors
 209         self.exclude_selectors = exclude_selectors
 210         self.annotate = annotate
 211         self.cleanup_workdir = cleanup_workdir
 212         self.cleanup_sharedlibs = cleanup_sharedlibs
 213         self.with_pyregr = with_pyregr
 214         self.cython_only = cython_only
 215         self.languages = languages
 216         self.test_bugs = test_bugs
 217         self.fork = fork
 218         self.language_level = language_level
 219
 220     def build_suite(self):
 221         suite = unittest.TestSuite()
 222         filenames = os.listdir(self.rootdir)
 223         filenames.sort()
 224         for filename in filenames:
 225             path = os.path.join(self.rootdir, filename)
 226             if os.path.isdir(path):
 227                 if filename == 'pyregr' and not self.with_pyregr:
 228                     continue
 229                 if filename == 'broken' and not self.test_bugs:
 230                     continue
 231                 suite.addTest(
 232                     self.handle_directory(path, filename))
 233         if sys.platform not in ['win32']:
 234             # Non-Windows makefile.
 235             if [1 for selector in self.selectors if selector("embedded")] \
 236                 and not [1 for selector in self.exclude_selectors if selector("embedded")]:
 237                 suite.addTest(unittest.makeSuite(EmbedTest))
 238         return suite
 239
 240     def handle_directory(self, path, context):
 241         workdir = os.path.join(self.workdir, context)
 242         if not os.path.exists(workdir):
 243             os.makedirs(workdir)
 244
 245         suite = unittest.TestSuite()
 246         filenames = os.listdir(path)
 247         filenames.sort()
 248         for filename in filenames:
 249             filepath = os.path.join(path, filename)
 250             module, ext = os.path.splitext(filename)
 251             if ext not in ('.py', '.pyx', '.srctree'):
 252                 continue
 253             if filename.startswith('.'):
 254                 continue # certain emacs backup files
 255             tags = parse_tags(filepath)
 256             fqmodule = "%s.%s" % (context, module)
 257             if not [ 1 for match in self.selectors
 258                      if match(fqmodule, tags) ]:
 259                 continue
 260             if self.exclude_selectors:
 261                 if [1 for match in self.exclude_selectors
 262                         if match(fqmodule, tags)]:
 263                     continue
 264
 265             mode = 'run' # default
 266             if tags['mode']:
 267                 mode = tags['mode'][0]
 268             elif context == 'pyregr':
 269                 mode = 'pyregr'
 270
 271             if ext == '.srctree':
 272                 suite.addTest(EndToEndTest(filepath, workdir, self.cleanup_workdir))
 273                 continue
 274
 275             # Choose the test suite.
 276             if mode == 'pyregr':
 277                 if not filename.startswith('test_'):
 278                     continue
 279                 test_class = CythonPyregrTestCase
 280             elif mode == 'run':
 281                 if module.startswith("test_"):
 282                     test_class = CythonUnitTestCase
 283                 else:
 284                     test_class = CythonRunTestCase
 285             else:
 286                 test_class = CythonCompileTestCase
 287
 288             for test in self.build_tests(test_class, path, workdir,
 289                                          module, mode == 'error', tags):
 290                 suite.addTest(test)
 291             if mode == 'run' and ext == '.py':
 292                 # additionally test file in real Python
 293                 suite.addTest(PureDoctestTestCase(module, os.path.join(path, filename)))
 294
 295         return suite
 296
 297     def build_tests(self, test_class, path, workdir, module, expect_errors, tags):
 298         if 'werror' in tags['tags']:
 299             warning_errors = True
 300         else:
 301             warning_errors = False
 302
 303         if expect_errors:
 304             if 'cpp' in tags['tag'] and 'cpp' in self.languages:
 305                 languages = ['cpp']
 306             else:
 307                 languages = self.languages[:1]
 308         else:
 309             languages = self.languages
 310         if 'cpp' in tags['tag'] and 'c' in languages:
 311             languages = list(languages)
 312             languages.remove('c')
 313         tests = [ self.build_test(test_class, path, workdir, module,
 314                                   language, expect_errors, warning_errors)
 315                   for language in languages ]
 316         return tests
 317
 318     def build_test(self, test_class, path, workdir, module,
 319                    language, expect_errors, warning_errors):
 320         workdir = os.path.join(workdir, language)
 321         if not os.path.exists(workdir):
 322             os.makedirs(workdir)
 323         return test_class(path, workdir, module,
 324                           language=language,
 325                           expect_errors=expect_errors,
 326                           annotate=self.annotate,
 327                           cleanup_workdir=self.cleanup_workdir,
 328                           cleanup_sharedlibs=self.cleanup_sharedlibs,
 329                           cython_only=self.cython_only,
 330                           fork=self.fork,
 331                           language_level=self.language_level,
 332                           warning_errors=warning_errors)
 333
 334 class CythonCompileTestCase(unittest.TestCase):
 335     def __init__(self, test_directory, workdir, module, language='c',
 336                  expect_errors=False, annotate=False, cleanup_workdir=True,
 337                  cleanup_sharedlibs=True, cython_only=False, fork=True,
 338                  language_level=2, warning_errors=False):
 339         self.test_directory = test_directory
 340         self.workdir = workdir
 341         self.module = module
 342         self.language = language
 343         self.expect_errors = expect_errors
 344         self.annotate = annotate
 345         self.cleanup_workdir = cleanup_workdir
 346         self.cleanup_sharedlibs = cleanup_sharedlibs
 347         self.cython_only = cython_only
 348         self.fork = fork
 349         self.language_level = language_level
 350         self.warning_errors = warning_errors
 351         unittest.TestCase.__init__(self)
 352
 353     def shortDescription(self):
 354         return "compiling (%s) %s" % (self.language, self.module)
 355
 356     def setUp(self):
 357         from Cython.Compiler import Options
 358         self._saved_options = [ (name, getattr(Options, name))
 359                                 for name in ('warning_errors', 'error_on_unknown_names') ]
 360         Options.warning_errors = self.warning_errors
 361
 362         if self.workdir not in sys.path:
 363             sys.path.insert(0, self.workdir)
 364
 365     def tearDown(self):
 366         from Cython.Compiler import Options
 367         for name, value in self._saved_options:
 368             setattr(Options, name, value)
 369
 370         try:
 371             sys.path.remove(self.workdir)
 372         except ValueError:
 373             pass
 374         try:
 375             del sys.modules[self.module]
 376         except KeyError:
 377             pass
 378         cleanup_c_files = WITH_CYTHON and self.cleanup_workdir
 379         cleanup_lib_files = self.cleanup_sharedlibs
 380         if os.path.exists(self.workdir):
 381             for rmfile in os.listdir(self.workdir):
 382                 if not cleanup_c_files:
 383                     if rmfile[-2:] in (".c", ".h") or rmfile[-4:] == ".cpp":
 384                         continue
 385                 if not cleanup_lib_files and rmfile.endswith(".so") or rmfile.endswith(".dll"):
 386                     continue
 387                 if self.annotate and rmfile.endswith(".html"):
 388                     continue
 389                 try:
 390                     rmfile = os.path.join(self.workdir, rmfile)
 391                     if os.path.isdir(rmfile):
 392                         shutil.rmtree(rmfile, ignore_errors=True)
 393                     else:
 394                         os.remove(rmfile)
 395                 except IOError:
 396                     pass
 397         else:
 398             os.makedirs(self.workdir)
 399
 400     def runTest(self):
 401         self.runCompileTest()
 402
 403     def runCompileTest(self):
 404         self.compile(self.test_directory, self.module, self.workdir,
 405                      self.test_directory, self.expect_errors, self.annotate)
 406
 407     def find_module_source_file(self, source_file):
 408         if not os.path.exists(source_file):
 409             source_file = source_file[:-1]
 410         return source_file
 411
 412     def build_target_filename(self, module_name):
 413         target = '%s.%s' % (module_name, self.language)
 414         return target
 415
 416     def copy_related_files(self, test_directory, target_directory, module_name):
 417         is_related = re.compile('%s_.*[.].*' % module_name).match
 418         for filename in os.listdir(test_directory):
 419             if is_related(filename):
 420                 shutil.copy(os.path.join(test_directory, filename),
 421                             target_directory)
 422
 423     def find_source_files(self, workdir, module_name):
 424         is_related = re.compile('%s_.*[.]%s' % (module_name, self.language)).match
 425         return [self.build_target_filename(module_name)] + [
 426             filename for filename in os.listdir(workdir)
 427             if is_related(filename) and os.path.isfile(os.path.join(workdir, filename)) ]
 428
 429     def split_source_and_output(self, test_directory, module, workdir):
 430         source_file = self.find_module_source_file(os.path.join(test_directory, module) + '.pyx')
 431         source_and_output = io_open(source_file, 'rU', encoding='ISO-8859-1')
 432         try:
 433             out = io_open(os.path.join(workdir, module + os.path.splitext(source_file)[1]),
 434                               'w', encoding='ISO-8859-1')
 435             for line in source_and_output:
 436                 last_line = line
 437                 if line.startswith("_ERRORS"):
 438                     out.close()
 439                     out = ErrorWriter()
 440                 else:
 441                     out.write(line)
 442         finally:
 443             source_and_output.close()
 444         try:
 445             geterrors = out.geterrors
 446         except AttributeError:
 447             out.close()
 448             return []
 449         else:
 450             return geterrors()
 451
 452     def run_cython(self, test_directory, module, targetdir, incdir, annotate,
 453                    extra_compile_options=None):
 454         include_dirs = INCLUDE_DIRS[:]
 455         if incdir:
 456             include_dirs.append(incdir)
 457         source = self.find_module_source_file(
 458             os.path.join(test_directory, module + '.pyx'))
 459         target = os.path.join(targetdir, self.build_target_filename(module))
 460
 461         if extra_compile_options is None:
 462             extra_compile_options = {}
 463
 464         try:
 465             CompilationOptions
 466         except NameError:
 467             from Cython.Compiler.Main import CompilationOptions
 468             from Cython.Compiler.Main import compile as cython_compile
 469             from Cython.Compiler.Main import default_options
 470
 471         options = CompilationOptions(
 472             default_options,
 473             include_path = include_dirs,
 474             output_file = target,
 475             annotate = annotate,
 476             use_listing_file = False,
 477             cplus = self.language == 'cpp',
 478             language_level = self.language_level,
 479             generate_pxi = False,
 480             evaluate_tree_assertions = True,
 481             **extra_compile_options
 482             )
 483         cython_compile(source, options=options,
 484                        full_module_name=module)
 485
 486     def run_distutils(self, test_directory, module, workdir, incdir,
 487                       extra_extension_args=None):
 488         cwd = os.getcwd()
 489         os.chdir(workdir)
 490         try:
 491             build_extension = build_ext(distutils_distro)
 492             build_extension.include_dirs = INCLUDE_DIRS[:]
 493             if incdir:
 494                 build_extension.include_dirs.append(incdir)
 495             build_extension.finalize_options()
 496             if COMPILER:
 497                 build_extension.compiler = COMPILER
 498             ext_include_dirs = []
 499             for match, get_additional_include_dirs in EXT_DEP_INCLUDES:
 500                 if match(module):
 501                     ext_include_dirs += get_additional_include_dirs()
 502             ext_compile_flags = CFLAGS[:]
 503             if  build_extension.compiler == 'mingw32':
 504                 ext_compile_flags.append('-Wno-format')
 505             if extra_extension_args is None:
 506                 extra_extension_args = {}
 507
 508             self.copy_related_files(test_directory, workdir, module)
 509             extension = Extension(
 510                 module,
 511                 sources = self.find_source_files(workdir, module),
 512                 include_dirs = ext_include_dirs,
 513                 extra_compile_args = ext_compile_flags,
 514                 **extra_extension_args
 515                 )
 516             if self.language == 'cpp':
 517                 extension.language = 'c++'
 518             build_extension.extensions = [extension]
 519             build_extension.build_temp = workdir
 520             build_extension.build_lib  = workdir
 521             build_extension.run()
 522         finally:
 523             os.chdir(cwd)
 524
 525     def compile(self, test_directory, module, workdir, incdir,
 526                 expect_errors, annotate):
 527         expected_errors = errors = ()
 528         if expect_errors:
 529             expected_errors = self.split_source_and_output(
 530                 test_directory, module, workdir)
 531             test_directory = workdir
 532
 533         if WITH_CYTHON:
 534             old_stderr = sys.stderr
 535             try:
 536                 sys.stderr = ErrorWriter()
 537                 self.run_cython(test_directory, module, workdir, incdir, annotate)
 538                 errors = sys.stderr.geterrors()
 539             finally:
 540                 sys.stderr = old_stderr
 541
 542         if errors or expected_errors:
 543             try:
 544                 for expected, error in zip(expected_errors, errors):
 545                     self.assertEquals(expected, error)
 546                 if len(errors) < len(expected_errors):
 547                     expected_error = expected_errors[len(errors)]
 548                     self.assertEquals(expected_error, None)
 549                 elif len(errors) > len(expected_errors):
 550                     unexpected_error = errors[len(expected_errors)]
 551                     self.assertEquals(None, unexpected_error)
 552             except AssertionError:
 553                 print("\n=== Expected errors: ===")
 554                 print('\n'.join(expected_errors))
 555                 print("\n\n=== Got errors: ===")
 556                 print('\n'.join(errors))
 557                 print('\n')
 558                 raise
 559         else:
 560             if not self.cython_only:
 561                 self.run_distutils(test_directory, module, workdir, incdir)
 562
 563 class CythonRunTestCase(CythonCompileTestCase):
 564     def shortDescription(self):
 565         return "compiling (%s) and running %s" % (self.language, self.module)
 566
 567     def run(self, result=None):
 568         if result is None:
 569             result = self.defaultTestResult()
 570         result.startTest(self)
 571         try:
 572             self.setUp()
 573             try:
 574                 self.runCompileTest()
 575                 self.run_tests(result)
 576             finally:
 577                 check_thread_termination()
 578         except Exception:
 579             result.addError(self, sys.exc_info())
 580             result.stopTest(self)
 581         try:
 582             self.tearDown()
 583         except Exception:
 584             pass
 585
 586     def run_tests(self, result):
 587         if not self.cython_only:
 588             self.run_doctests(self.module, result)
 589
 590     def run_doctests(self, module_name, result):
 591         def run_test(result):
 592             tests = doctest.DocTestSuite(module_name)
 593             tests.run(result)
 594         run_forked_test(result, run_test, self.shortDescription(), self.fork)
 595
 596
 597 def run_forked_test(result, run_func, test_name, fork=True):
 598     if not fork or sys.version_info[0] >= 3 or not hasattr(os, 'fork'):
 599         run_func(result)
 600         gc.collect()
 601         return
 602
 603     # fork to make sure we do not keep the tested module loaded
 604     result_handle, result_file = tempfile.mkstemp()
 605     os.close(result_handle)
 606     child_id = os.fork()
 607     if not child_id:
 608         result_code = 0
 609         try:
 610             try:
 611                 tests = None
 612                 try:
 613                     partial_result = PartialTestResult(result)
 614                     run_func(partial_result)
 615                     gc.collect()
 616                 except Exception:
 617                     if tests is None:
 618                         # importing failed, try to fake a test class
 619                         tests = _FakeClass(
 620                             failureException=sys.exc_info()[1],
 621                             _shortDescription=test_name,
 622                             module_name=None)
 623                     partial_result.addError(tests, sys.exc_info())
 624                     result_code = 1
 625                 output = open(result_file, 'wb')
 626                 pickle.dump(partial_result.data(), output)
 627             except:
 628                 traceback.print_exc()
 629         finally:
 630             try: output.close()
 631             except: pass
 632             os._exit(result_code)
 633
 634     try:
 635         cid, result_code = os.waitpid(child_id, 0)
 636         # os.waitpid returns the child's result code in the
 637         # upper byte of result_code, and the signal it was
 638         # killed by in the lower byte
 639         if result_code & 255:
 640             raise Exception("Tests in module '%s' were unexpectedly killed by signal %d"%
 641                             (module_name, result_code & 255))
 642         result_code = result_code >> 8
 643         if result_code in (0,1):
 644             input = open(result_file, 'rb')
 645             try:
 646                 PartialTestResult.join_results(result, pickle.load(input))
 647             finally:
 648                 input.close()
 649         if result_code:
 650             raise Exception("Tests in module '%s' exited with status %d" %
 651                             (module_name, result_code))
 652     finally:
 653         try: os.unlink(result_file)
 654         except: pass
 655
 656 class PureDoctestTestCase(unittest.TestCase):
 657     def __init__(self, module_name, module_path):
 658         self.module_name = module_name
 659         self.module_path = module_path
 660         unittest.TestCase.__init__(self, 'run')
 661
 662     def shortDescription(self):
 663         return "running pure doctests in %s" % self.module_name
 664
 665     def run(self, result=None):
 666         if result is None:
 667             result = self.defaultTestResult()
 668         loaded_module_name = 'pure_doctest__' + self.module_name
 669         result.startTest(self)
 670         try:
 671             self.setUp()
 672
 673             import imp
 674             m = imp.load_source(loaded_module_name, self.module_path)
 675             try:
 676                 doctest.DocTestSuite(m).run(result)
 677             finally:
 678                 del m
 679                 if loaded_module_name in sys.modules:
 680                     del sys.modules[loaded_module_name]
 681                 check_thread_termination()
 682         except Exception:
 683             result.addError(self, sys.exc_info())
 684             result.stopTest(self)
 685         try:
 686             self.tearDown()
 687         except Exception:
 688             pass
 689
 690 is_private_field = re.compile('^_[^_]').match
 691
 692 class _FakeClass(object):
 693     def __init__(self, **kwargs):
 694         self._shortDescription = kwargs.get('module_name')
 695         self.__dict__.update(kwargs)
 696     def shortDescription(self):
 697         return self._shortDescription
 698
 699 try: # Py2.7+ and Py3.2+
 700     from unittest.runner import _TextTestResult
 701 except ImportError:
 702     from unittest import _TextTestResult
 703
 704 class PartialTestResult(_TextTestResult):
 705     def __init__(self, base_result):
 706         _TextTestResult.__init__(
 707             self, self._StringIO(), True,
 708             base_result.dots + base_result.showAll*2)
 709
 710     def strip_error_results(self, results):
 711         for test_case, error in results:
 712             for attr_name in filter(is_private_field, dir(test_case)):
 713                 if attr_name == '_dt_test':
 714                     test_case._dt_test = _FakeClass(
 715                         name=test_case._dt_test.name)
 716                 elif attr_name != '_shortDescription':
 717                     setattr(test_case, attr_name, None)
 718
 719     def data(self):
 720         self.strip_error_results(self.failures)
 721         self.strip_error_results(self.errors)
 722         return (self.failures, self.errors, self.testsRun,
 723                 self.stream.getvalue())
 724
 725     def join_results(result, data):
 726         """Static method for merging the result back into the main
 727         result object.
 728         """
 729         failures, errors, tests_run, output = data
 730         if output:
 731             result.stream.write(output)
 732         result.errors.extend(errors)
 733         result.failures.extend(failures)
 734         result.testsRun += tests_run
 735
 736     join_results = staticmethod(join_results)
 737
 738     class _StringIO(StringIO):
 739         def writeln(self, line):
 740             self.write("%s\n" % line)
 741
 742
 743 class CythonUnitTestCase(CythonRunTestCase):
 744     def shortDescription(self):
 745         return "compiling (%s) tests in %s" % (self.language, self.module)
 746
 747     def run_tests(self, result):
 748         unittest.defaultTestLoader.loadTestsFromName(self.module).run(result)
 749
 750
 751 class CythonPyregrTestCase(CythonRunTestCase):
 752     def setUp(self):
 753         CythonRunTestCase.setUp(self)
 754         from Cython.Compiler import Options
 755         Options.error_on_unknown_names = False
 756
 757     def _run_unittest(self, result, *classes):
 758         """Run tests from unittest.TestCase-derived classes."""
 759         valid_types = (unittest.TestSuite, unittest.TestCase)
 760         suite = unittest.TestSuite()
 761         for cls in classes:
 762             if isinstance(cls, str):
 763                 if cls in sys.modules:
 764                     suite.addTest(unittest.findTestCases(sys.modules[cls]))
 765                 else:
 766                     raise ValueError("str arguments must be keys in sys.modules")
 767             elif isinstance(cls, valid_types):
 768                 suite.addTest(cls)
 769             else:
 770                 suite.addTest(unittest.makeSuite(cls))
 771         suite.run(result)
 772
 773     def _run_doctest(self, result, module):
 774         self.run_doctests(module, result)
 775
 776     def run_tests(self, result):
 777         try:
 778             from test import test_support as support
 779         except ImportError: # Py3k
 780             from test import support
 781
 782         def run_test(result):
 783             def run_unittest(*classes):
 784                 return self._run_unittest(result, *classes)
 785             def run_doctest(module, verbosity=None):
 786                 return self._run_doctest(result, module)
 787
 788             support.run_unittest = run_unittest
 789             support.run_doctest = run_doctest
 790
 791             try:
 792                 module = __import__(self.module)
 793                 if hasattr(module, 'test_main'):
 794                     module.test_main()
 795             except (unittest.SkipTest, support.ResourceDenied):
 796                 result.addSkip(self, 'ok')
 797
 798         run_forked_test(result, run_test, self.shortDescription(), self.fork)
 799
 800 include_debugger = sys.version_info[:2] > (2, 5)
 801
 802 def collect_unittests(path, module_prefix, suite, selectors):
 803     def file_matches(filename):
 804         return filename.startswith("Test") and filename.endswith(".py")
 805
 806     def package_matches(dirname):
 807         return dirname == "Tests"
 808
 809     loader = unittest.TestLoader()
 810
 811     if include_debugger:
 812         skipped_dirs = []
 813     else:
 814         skipped_dirs = ['Cython' + os.path.sep + 'Debugger' + os.path.sep]
 815
 816     for dirpath, dirnames, filenames in os.walk(path):
 817         if dirpath != path and "__init__.py" not in filenames:
 818             skipped_dirs.append(dirpath + os.path.sep)
 819             continue
 820         skip = False
 821         for dir in skipped_dirs:
 822             if dirpath.startswith(dir):
 823                 skip = True
 824         if skip:
 825             continue
 826         parentname = os.path.split(dirpath)[-1]
 827         if package_matches(parentname):
 828             for f in filenames:
 829                 if file_matches(f):
 830                     filepath = os.path.join(dirpath, f)[:-len(".py")]
 831                     modulename = module_prefix + filepath[len(path)+1:].replace(os.path.sep, '.')
 832                     if not [ 1 for match in selectors if match(modulename) ]:
 833                         continue
 834                     module = __import__(modulename)
 835                     for x in modulename.split('.')[1:]:
 836                         module = getattr(module, x)
 837                     suite.addTests([loader.loadTestsFromModule(module)])
 838
 839
 840
 841 def collect_doctests(path, module_prefix, suite, selectors):
 842     def package_matches(dirname):
 843         if dirname == 'Debugger' and not include_debugger:
 844             return False
 845         return dirname not in ("Mac", "Distutils", "Plex")
 846     def file_matches(filename):
 847         filename, ext = os.path.splitext(filename)
 848         blacklist = ['libcython', 'libpython', 'test_libcython_in_gdb',
 849                      'TestLibCython']
 850         return (ext == '.py' and not
 851                 '~' in filename and not
 852                 '#' in filename and not
 853                 filename.startswith('.') and not
 854                 filename in blacklist)
 855     import doctest, types
 856     for dirpath, dirnames, filenames in os.walk(path):
 857         for dir in list(dirnames):
 858             if not package_matches(dir):
 859                 dirnames.remove(dir)
 860         for f in filenames:
 861             if file_matches(f):
 862                 if not f.endswith('.py'): continue
 863                 filepath = os.path.join(dirpath, f)
 864                 if os.path.getsize(filepath) == 0: continue
 865                 filepath = filepath[:-len(".py")]
 866                 modulename = module_prefix + filepath[len(path)+1:].replace(os.path.sep, '.')
 867                 if not [ 1 for match in selectors if match(modulename) ]:
 868                     continue
 869                 if 'in_gdb' in modulename:
 870                     # These should only be imported from gdb.
 871                     continue
 872                 module = __import__(modulename)
 873                 for x in modulename.split('.')[1:]:
 874                     module = getattr(module, x)
 875                 if hasattr(module, "__doc__") or hasattr(module, "__test__"):
 876                     try:
 877                         suite.addTest(doctest.DocTestSuite(module))
 878                     except ValueError: # no tests
 879                         pass
 880
 881
 882 class EndToEndTest(unittest.TestCase):
 883     """
 884     This is a test of build/*.srctree files, where srctree defines a full
 885     directory structure and its header gives a list of commands to run.
 886     """
 887     cython_root = os.path.dirname(os.path.abspath(__file__))
 888
 889     def __init__(self, treefile, workdir, cleanup_workdir=True):
 890         self.name = os.path.splitext(os.path.basename(treefile))[0]
 891         self.treefile = treefile
 892         self.workdir = os.path.join(workdir, self.name)
 893         self.cleanup_workdir = cleanup_workdir
 894         cython_syspath = self.cython_root
 895         for path in sys.path[::-1]:
 896             if path.startswith(self.cython_root):
 897                 # Py3 installation and refnanny build prepend their
 898                 # fixed paths to sys.path => prefer that over the
 899                 # generic one
 900                 cython_syspath = path + os.pathsep + cython_syspath
 901         self.cython_syspath = cython_syspath
 902         unittest.TestCase.__init__(self)
 903
 904     def shortDescription(self):
 905         return "End-to-end %s" % self.name
 906
 907     def setUp(self):
 908         from Cython.TestUtils import unpack_source_tree
 909         _, self.commands = unpack_source_tree(self.treefile, self.workdir)
 910         self.old_dir = os.getcwd()
 911         os.chdir(self.workdir)
 912         if self.workdir not in sys.path:
 913             sys.path.insert(0, self.workdir)
 914
 915     def tearDown(self):
 916         if self.cleanup_workdir:
 917             for trial in range(5):
 918                 try:
 919                     shutil.rmtree(self.workdir)
 920                 except OSError:
 921                     time.sleep(0.1)
 922                 else:
 923                     break
 924         os.chdir(self.old_dir)
 925
 926     def runTest(self):
 927         commands = (self.commands
 928             .replace("CYTHON", "PYTHON %s" % os.path.join(self.cython_root, 'cython.py'))
 929             .replace("PYTHON", sys.executable))
 930         try:
 931             old_path = os.environ.get('PYTHONPATH')
 932             os.environ['PYTHONPATH'] = self.cython_syspath + os.pathsep + os.path.join(self.cython_syspath, (old_path or ''))
 933             for command in commands.split('\n'):
 934                 if sys.version_info[:2] >= (2,4):
 935                     import subprocess
 936                     p = subprocess.Popen(commands,
 937                                          stderr=subprocess.PIPE,
 938                                          stdout=subprocess.PIPE,
 939                                          shell=True)
 940                     out, err = p.communicate()
 941                     res = p.returncode
 942                     if res != 0:
 943                         print(command)
 944                         print(out)
 945                         print(err)
 946                 else:
 947                     res = os.system(command)
 948                 self.assertEqual(0, res, "non-zero exit status")
 949         finally:
 950             if old_path:
 951                 os.environ['PYTHONPATH'] = old_path
 952             else:
 953                 del os.environ['PYTHONPATH']
 954
 955
 956 # TODO: Support cython_freeze needed here as well.
 957 # TODO: Windows support.
 958
 959 class EmbedTest(unittest.TestCase):
 960
 961     working_dir = "Demos/embed"
 962
 963     def setUp(self):
 964         self.old_dir = os.getcwd()
 965         os.chdir(self.working_dir)
 966         os.system(
 967             "make PYTHON='%s' clean > /dev/null" % sys.executable)
 968
 969     def tearDown(self):
 970         try:
 971             os.system(
 972                 "make PYTHON='%s' clean > /dev/null" % sys.executable)
 973         except:
 974             pass
 975         os.chdir(self.old_dir)
 976
 977     def test_embed(self):
 978         from distutils import sysconfig
 979         libname = sysconfig.get_config_var('LIBRARY')
 980         libdir = sysconfig.get_config_var('LIBDIR')
 981         if not os.path.isdir(libdir) or libname not in os.listdir(libdir):
 982             libdir = os.path.join(os.path.dirname(sys.executable), '..', 'lib')
 983             if not os.path.isdir(libdir) or libname not in os.listdir(libdir):
 984                 libdir = os.path.join(libdir, 'python%d.%d' % sys.version_info[:2], 'config')
 985                 if not os.path.isdir(libdir) or libname not in os.listdir(libdir):
 986                     # report the error for the original directory
 987                     libdir = sysconfig.get_config_var('LIBDIR')
 988         cython = 'cython.py'
 989         if sys.version_info[0] >=3 and CY3_DIR:
 990             cython = os.path.join(CY3_DIR, cython)
 991         cython = os.path.abspath(os.path.join('..', '..', cython))
 992         self.assert_(os.system(
 993             "make PYTHON='%s' CYTHON='%s' LIBDIR1='%s' test > make.output" % (sys.executable, cython, libdir)) == 0)
 994         try:
 995             os.remove('make.output')
 996         except OSError:
 997             pass
 998
 999 class MissingDependencyExcluder:
1000     def __init__(self, deps):
1001         # deps: { module name : matcher func }
1002         self.exclude_matchers = []
1003         for mod, matcher in deps.items():
1004             try:
1005                 __import__(mod)
1006             except ImportError:
1007                 self.exclude_matchers.append(string_selector(matcher))
1008         self.tests_missing_deps = []
1009     def __call__(self, testname, tags=None):
1010         for matcher in self.exclude_matchers:
1011             if matcher(testname, tags):
1012                 self.tests_missing_deps.append(testname)
1013                 return True
1014         return False
1015
1016 class VersionDependencyExcluder:
1017     def __init__(self, deps):
1018         # deps: { version : matcher func }
1019         from sys import version_info
1020         self.exclude_matchers = []
1021         for ver, (compare, matcher) in deps.items():
1022             if compare(version_info, ver):
1023                 self.exclude_matchers.append(matcher)
1024         self.tests_missing_deps = []
1025     def __call__(self, testname, tags=None):
1026         for matcher in self.exclude_matchers:
1027             if matcher(testname):
1028                 self.tests_missing_deps.append(testname)
1029                 return True
1030         return False
1031
1032 class FileListExcluder:
1033
1034     def __init__(self, list_file):
1035         self.excludes = {}
1036         f = open(list_file)
1037         try:
1038             for line in f.readlines():
1039                 line = line.strip()
1040                 if line and line[0] != '#':
1041                     self.excludes[line.split()[0]] = True
1042         finally:
1043             f.close()
1044
1045     def __call__(self, testname, tags=None):
1046         return testname in self.excludes or testname.split('.')[-1] in self.excludes
1047
1048 class TagsSelector:
1049
1050     def __init__(self, tag, value):
1051         self.tag = tag
1052         self.value = value
1053
1054     def __call__(self, testname, tags=None):
1055         if tags is None:
1056             return False
1057         else:
1058             return self.value in tags[self.tag]
1059
1060 class RegExSelector:
1061
1062     def __init__(self, pattern_string):
1063         self.pattern = re.compile(pattern_string, re.I|re.U)
1064
1065     def __call__(self, testname, tags=None):
1066         return self.pattern.search(testname)
1067
1068 def string_selector(s):
1069     ix = s.find(':')
1070     if ix == -1:
1071         return RegExSelector(s)
1072     else:
1073         return TagsSelector(s[:ix], s[ix+1:])
1074
1075
1076 def refactor_for_py3(distdir, cy3_dir):
1077     # need to convert Cython sources first
1078     import lib2to3.refactor
1079     from distutils.util import copydir_run_2to3
1080     fixers = [ fix for fix in lib2to3.refactor.get_fixers_from_package("lib2to3.fixes")
1081                if fix.split('fix_')[-1] not in ('next',)
1082                ]
1083     if not os.path.exists(cy3_dir):
1084         os.makedirs(cy3_dir)
1085     import distutils.log as dlog
1086     dlog.set_threshold(dlog.INFO)
1087     copydir_run_2to3(distdir, cy3_dir, fixer_names=fixers,
1088                      template = '''
1089                      global-exclude *
1090                      graft Cython
1091                      recursive-exclude Cython *
1092                      recursive-include Cython *.py *.pyx *.pxd
1093                      recursive-include Cython/Debugger/Tests *
1094                      include runtests.py
1095                      include cython.py
1096                      ''')
1097     sys.path.insert(0, cy3_dir)
1098
1099     for keep_2x_file in KEEP_2X_FILES:
1100         destfile = os.path.join(cy3_dir, keep_2x_file)
1101         shutil.copy(keep_2x_file, destfile)
1102
1103 class PendingThreadsError(RuntimeError):
1104     pass
1105
1106 threads_seen = []
1107
1108 def check_thread_termination(ignore_seen=True):
1109     if threading is None: # no threading enabled in CPython
1110         return
1111     current = threading.currentThread()
1112     blocking_threads = []
1113     for t in threading.enumerate():
1114         if not t.isAlive() or t == current:
1115             continue
1116         t.join(timeout=2)
1117         if t.isAlive():
1118             if not ignore_seen:
1119                 blocking_threads.append(t)
1120                 continue
1121             for seen in threads_seen:
1122                 if t is seen:
1123                     break
1124             else:
1125                 threads_seen.append(t)
1126                 blocking_threads.append(t)
1127     if not blocking_threads:
1128         return
1129     sys.stderr.write("warning: left-over threads found after running test:\n")
1130     for t in blocking_threads:
1131         sys.stderr.write('...%s\n'  % repr(t))
1132     raise PendingThreadsError("left-over threads found after running test")
1133
1134 def main():
1135
1136     DISTDIR = os.path.join(os.getcwd(), os.path.dirname(sys.argv[0]))
1137
1138     from optparse import OptionParser
1139     parser = OptionParser()
1140     parser.add_option("--no-cleanup", dest="cleanup_workdir",
1141                       action="store_false", default=True,
1142                       help="do not delete the generated C files (allows passing --no-cython on next run)")
1143     parser.add_option("--no-cleanup-sharedlibs", dest="cleanup_sharedlibs",
1144                       action="store_false", default=True,
1145                       help="do not delete the generated shared libary files (allows manual module experimentation)")
1146     parser.add_option("--no-cython", dest="with_cython",
1147                       action="store_false", default=True,
1148                       help="do not run the Cython compiler, only the C compiler")
1149     parser.add_option("--compiler", dest="compiler", default=None,
1150                       help="C compiler type")
1151     parser.add_option("--no-c", dest="use_c",
1152                       action="store_false", default=True,
1153                       help="do not test C compilation")
1154     parser.add_option("--no-cpp", dest="use_cpp",
1155                       action="store_false", default=True,
1156                       help="do not test C++ compilation")
1157     parser.add_option("--no-unit", dest="unittests",
1158                       action="store_false", default=True,
1159                       help="do not run the unit tests")
1160     parser.add_option("--no-doctest", dest="doctests",
1161                       action="store_false", default=True,
1162                       help="do not run the doctests")
1163     parser.add_option("--no-file", dest="filetests",
1164                       action="store_false", default=True,
1165                       help="do not run the file based tests")
1166     parser.add_option("--no-pyregr", dest="pyregr",
1167                       action="store_false", default=True,
1168                       help="do not run the regression tests of CPython in tests/pyregr/")
1169     parser.add_option("--cython-only", dest="cython_only",
1170                       action="store_true", default=False,
1171                       help="only compile pyx to c, do not run C compiler or run the tests")
1172     parser.add_option("--no-refnanny", dest="with_refnanny",
1173                       action="store_false", default=True,
1174                       help="do not regression test reference counting")
1175     parser.add_option("--no-fork", dest="fork",
1176                       action="store_false", default=True,
1177                       help="do not fork to run tests")
1178     parser.add_option("--sys-pyregr", dest="system_pyregr",
1179                       action="store_true", default=False,
1180                       help="run the regression tests of the CPython installation")
1181     parser.add_option("-x", "--exclude", dest="exclude",
1182                       action="append", metavar="PATTERN",
1183                       help="exclude tests matching the PATTERN")
1184     parser.add_option("-C", "--coverage", dest="coverage",
1185                       action="store_true", default=False,
1186                       help="collect source coverage data for the Compiler")
1187     parser.add_option("--coverage-xml", dest="coverage_xml",
1188                       action="store_true", default=False,
1189                       help="collect source coverage data for the Compiler in XML format")
1190     parser.add_option("-A", "--annotate", dest="annotate_source",
1191                       action="store_true", default=True,
1192                       help="generate annotated HTML versions of the test source files")
1193     parser.add_option("--no-annotate", dest="annotate_source",
1194                       action="store_false",
1195                       help="do not generate annotated HTML versions of the test source files")
1196     parser.add_option("-v", "--verbose", dest="verbosity",
1197                       action="count", default=0,
1198                       help="display test progress, pass twice to print test names")
1199     parser.add_option("-T", "--ticket", dest="tickets",
1200                       action="append",
1201                       help="a bug ticket number to run the respective test in 'tests/*'")
1202     parser.add_option("-3", dest="language_level",
1203                       action="store_const", const=3, default=2,
1204                       help="set language level to Python 3 (useful for running the CPython regression tests)'")
1205     parser.add_option("--xml-output", dest="xml_output_dir", metavar="DIR",
1206                       help="write test results in XML to directory DIR")
1207     parser.add_option("--exit-ok", dest="exit_ok", default=False,
1208                       action="store_true",
1209                       help="exit without error code even on test failures")
1210     parser.add_option("--root-dir", dest="root_dir", default=os.path.join(DISTDIR, 'tests'),
1211                       help="working directory")
1212     parser.add_option("--work-dir", dest="work_dir", default=os.path.join(os.getcwd(), 'BUILD'),
1213                       help="working directory")
1214
1215     options, cmd_args = parser.parse_args()
1216
1217     ROOTDIR = os.path.abspath(options.root_dir)
1218     WORKDIR = os.path.abspath(options.work_dir)
1219
1220     if sys.version_info[0] >= 3:
1221         options.doctests = False
1222         if options.with_cython:
1223             try:
1224                 # try if Cython is installed in a Py3 version
1225                 import Cython.Compiler.Main
1226             except Exception:
1227                 # back out anything the import process loaded, then
1228                 # 2to3 the Cython sources to make them re-importable
1229                 cy_modules = [ name for name in sys.modules
1230                                if name == 'Cython' or name.startswith('Cython.') ]
1231                 for name in cy_modules:
1232                     del sys.modules[name]
1233                 # hasn't been refactored yet - do it now
1234                 global CY3_DIR
1235                 CY3_DIR = cy3_dir = os.path.join(WORKDIR, 'Cy3')
1236                 if sys.version_info >= (3,1):
1237                     refactor_for_py3(DISTDIR, cy3_dir)
1238                 elif os.path.isdir(cy3_dir):
1239                     sys.path.insert(0, cy3_dir)
1240                 else:
1241                     options.with_cython = False
1242
1243     WITH_CYTHON = options.with_cython
1244
1245     if options.coverage or options.coverage_xml:
1246         if not WITH_CYTHON:
1247             options.coverage = options.coverage_xml = False
1248         else:
1249             from coverage import coverage as _coverage
1250             coverage = _coverage(branch=True)
1251             coverage.erase()
1252             coverage.start()
1253
1254     if WITH_CYTHON:
1255         global CompilationOptions, pyrex_default_options, cython_compile
1256         from Cython.Compiler.Main import \
1257             CompilationOptions, \
1258             default_options as pyrex_default_options, \
1259             compile as cython_compile
1260         from Cython.Compiler import Errors
1261         Errors.LEVEL = 0 # show all warnings
1262         from Cython.Compiler import Options
1263         Options.generate_cleanup_code = 3   # complete cleanup code
1264         from Cython.Compiler import DebugFlags
1265         DebugFlags.debug_temp_code_comments = 1
1266
1267     # RUN ALL TESTS!
1268     UNITTEST_MODULE = "Cython"
1269     UNITTEST_ROOT = os.path.join(os.path.dirname(__file__), UNITTEST_MODULE)
1270     if WITH_CYTHON:
1271         if os.path.exists(WORKDIR):
1272             for path in os.listdir(WORKDIR):
1273                 if path in ("support", "Cy3"): continue
1274                 shutil.rmtree(os.path.join(WORKDIR, path), ignore_errors=True)
1275     if not os.path.exists(WORKDIR):
1276         os.makedirs(WORKDIR)
1277
1278     sys.stderr.write("Python %s\n" % sys.version)
1279     sys.stderr.write("\n")
1280     if WITH_CYTHON:
1281         from Cython.Compiler.Version import version
1282         sys.stderr.write("Running tests against Cython %s\n" % version)
1283     else:
1284         sys.stderr.write("Running tests without Cython.\n")
1285
1286     if options.with_refnanny:
1287         from pyximport.pyxbuild import pyx_to_dll
1288         libpath = pyx_to_dll(os.path.join("Cython", "Runtime", "refnanny.pyx"),
1289                              build_in_temp=True,
1290                              pyxbuild_dir=os.path.join(WORKDIR, "support"))
1291         sys.path.insert(0, os.path.split(libpath)[0])
1292         CFLAGS.append("-DCYTHON_REFNANNY=1")
1293
1294     if options.xml_output_dir and options.fork:
1295         # doesn't currently work together
1296         sys.stderr.write("Disabling forked testing to support XML test output\n")
1297         options.fork = False
1298
1299     if WITH_CYTHON and options.language_level == 3:
1300         sys.stderr.write("Using Cython language level 3.\n")
1301
1302     sys.stderr.write("\n")
1303
1304     test_bugs = False
1305     if options.tickets:
1306         for ticket_number in options.tickets:
1307             test_bugs = True
1308             cmd_args.append('ticket:%s' % ticket_number)
1309     if not test_bugs:
1310         for selector in cmd_args:
1311             if selector.startswith('bugs'):
1312                 test_bugs = True
1313
1314     import re
1315     selectors = [ string_selector(r) for r in cmd_args ]
1316     if not selectors:
1317         selectors = [ lambda x, tags=None: True ]
1318
1319     # Chech which external modules are not present and exclude tests
1320     # which depends on them (by prefix)
1321
1322     missing_dep_excluder = MissingDependencyExcluder(EXT_DEP_MODULES)
1323     version_dep_excluder = VersionDependencyExcluder(VER_DEP_MODULES)
1324     exclude_selectors = [missing_dep_excluder, version_dep_excluder] # want to pring msg at exit
1325
1326     if options.exclude:
1327         exclude_selectors += [ string_selector(r) for r in options.exclude ]
1328
1329     if not test_bugs:
1330         exclude_selectors += [ FileListExcluder(os.path.join(ROOTDIR, "bugs.txt")) ]
1331
1332     if sys.platform in ['win32', 'cygwin'] and sys.version_info < (2,6):
1333         exclude_selectors += [ lambda x: x == "run.specialfloat" ]
1334
1335     global COMPILER
1336     if options.compiler:
1337         COMPILER = options.compiler
1338     languages = []
1339     if options.use_c:
1340         languages.append('c')
1341     if options.use_cpp:
1342         languages.append('cpp')
1343
1344     test_suite = unittest.TestSuite()
1345
1346     if options.unittests:
1347         collect_unittests(UNITTEST_ROOT, UNITTEST_MODULE + ".", test_suite, selectors)
1348
1349     if options.doctests:
1350         collect_doctests(UNITTEST_ROOT, UNITTEST_MODULE + ".", test_suite, selectors)
1351
1352     if options.filetests and languages:
1353         filetests = TestBuilder(ROOTDIR, WORKDIR, selectors, exclude_selectors,
1354                                 options.annotate_source, options.cleanup_workdir,
1355                                 options.cleanup_sharedlibs, options.pyregr,
1356                                 options.cython_only, languages, test_bugs,
1357                                 options.fork, options.language_level)
1358         test_suite.addTest(filetests.build_suite())
1359
1360     if options.system_pyregr and languages:
1361         sys_pyregr_dir = os.path.join(sys.prefix, 'lib', 'python'+sys.version[:3], 'test')
1362         if os.path.isdir(sys_pyregr_dir):
1363             filetests = TestBuilder(ROOTDIR, WORKDIR, selectors, exclude_selectors,
1364                                     options.annotate_source, options.cleanup_workdir,
1365                                     options.cleanup_sharedlibs, True,
1366                                     options.cython_only, languages, test_bugs,
1367                                     options.fork, sys.version_info[0])
1368             sys.stderr.write("Including CPython regression tests in %s\n" % sys_pyregr_dir)
1369             test_suite.addTest(filetests.handle_directory(sys_pyregr_dir, 'pyregr'))
1370
1371     if options.xml_output_dir:
1372         from Cython.Tests.xmlrunner import XMLTestRunner
1373         test_runner = XMLTestRunner(output=options.xml_output_dir,
1374                                     verbose=options.verbosity > 0)
1375     else:
1376         test_runner = unittest.TextTestRunner(verbosity=options.verbosity)
1377
1378     result = test_runner.run(test_suite)
1379
1380     if options.coverage or options.coverage_xml:
1381         coverage.stop()
1382         ignored_modules = ('Options', 'Version', 'DebugFlags', 'CmdLine')
1383         modules = [ module for name, module in sys.modules.items()
1384                     if module is not None and
1385                     name.startswith('Cython.Compiler.') and
1386                     name[len('Cython.Compiler.'):] not in ignored_modules ]
1387         if options.coverage:
1388             coverage.report(modules, show_missing=0)
1389         if options.coverage_xml:
1390             coverage.xml_report(modules, outfile="coverage-report.xml")
1391
1392     if missing_dep_excluder.tests_missing_deps:
1393         sys.stderr.write("Following tests excluded because of missing dependencies on your system:\n")
1394         for test in missing_dep_excluder.tests_missing_deps:
1395             sys.stderr.write("   %s\n" % test)
1396
1397     if options.with_refnanny:
1398         import refnanny
1399         sys.stderr.write("\n".join([repr(x) for x in refnanny.reflog]))
1400
1401     print("ALL DONE")
1402
1403     if options.exit_ok:
1404         return_code = 0
1405     else:
1406         return_code = not result.wasSuccessful()
1407
1408     try:
1409         check_thread_termination(ignore_seen=False)
1410         sys.exit(return_code)
1411     except PendingThreadsError:
1412         # normal program exit won't kill the threads, do it the hard way here
1413         os._exit(return_code)
1414
1415 if __name__ == '__main__':
1416     try:
1417         main()
1418     except SystemExit: # <= Py2.4 ...
1419         raise
1420     except Exception:
1421         traceback.print_exc()
1422         try:
1423             check_thread_termination(ignore_seen=False)
1424         except PendingThreadsError:
1425             # normal program exit won't kill the threads, do it the hard way here
1426             os._exit(1)