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 unittest
  10 import doctest
  11 import operator
  12 import tempfile
  13 try:
  14     from StringIO import StringIO
  15 except ImportError:
  16     from io import StringIO
  17
  18 try:
  19     import cPickle as pickle
  20 except ImportError:
  21     import pickle
  22
  23
  24 WITH_CYTHON = True
  25
  26 from distutils.dist import Distribution
  27 from distutils.core import Extension
  28 from distutils.command.build_ext import build_ext as _build_ext
  29 distutils_distro = Distribution()
  30
  31 TEST_DIRS = ['compile', 'errors', 'run', 'wrappers', 'pyregr']
  32 TEST_RUN_DIRS = ['run', 'wrappers', 'pyregr']
  33
  34 # Lists external modules, and a matcher matching tests
  35 # which should be excluded if the module is not present.
  36 EXT_DEP_MODULES = {
  37     'numpy' : re.compile('.*\.numpy_.*').match,
  38     'pstats' : re.compile('.*\.pstats_.*').match
  39 }
  40
  41 def get_numpy_include_dirs():
  42     import numpy
  43     return [numpy.get_include()]
  44
  45 EXT_DEP_INCLUDES = [
  46     # test name matcher , callable returning list
  47     (re.compile('numpy_.*').match, get_numpy_include_dirs),
  48 ]
  49
  50 VER_DEP_MODULES = {
  51     (2,4) : (operator.le, lambda x: x in ['run.extern_builtins_T258'
  52                                           ]),
  53     (3,): (operator.ge, lambda x: x in ['run.non_future_division',
  54                                         'compile.extsetslice',
  55                                         'compile.extdelslice']),
  56 }
  57
  58 INCLUDE_DIRS = [ d for d in os.getenv('INCLUDE', '').split(os.pathsep) if d ]
  59 CFLAGS = os.getenv('CFLAGS', '').split()
  60
  61 class build_ext(_build_ext):
  62     def build_extension(self, ext):
  63         if ext.language == 'c++':
  64             try:
  65                 try: # Py2.7+ & Py3.2+
  66                     compiler_obj = self.compiler_obj
  67                 except AttributeError:
  68                     compiler_obj = self.compiler
  69                 compiler_obj.compiler_so.remove('-Wstrict-prototypes')
  70             except Exception:
  71                 pass
  72         _build_ext.build_extension(self, ext)
  73
  74 class ErrorWriter(object):
  75     match_error = re.compile('(warning:)?(?:.*:)?\s*([-0-9]+)\s*:\s*([-0-9]+)\s*:\s*(.*)').match
  76     def __init__(self):
  77         self.output = []
  78         self.write = self.output.append
  79
  80     def _collect(self, collect_errors, collect_warnings):
  81         s = ''.join(self.output)
  82         result = []
  83         for line in s.split('\n'):
  84             match = self.match_error(line)
  85             if match:
  86                 is_warning, line, column, message = match.groups()
  87                 if (is_warning and collect_warnings) or \
  88                         (not is_warning and collect_errors):
  89                     result.append( (int(line), int(column), message.strip()) )
  90         result.sort()
  91         return [ "%d:%d: %s" % values for values in result ]
  92
  93     def geterrors(self):
  94         return self._collect(True, False)
  95
  96     def getwarnings(self):
  97         return self._collect(False, True)
  98
  99     def getall(self):
 100         return self._collect(True, True)
 101
 102 class TestBuilder(object):
 103     def __init__(self, rootdir, workdir, selectors, exclude_selectors, annotate,
 104                  cleanup_workdir, cleanup_sharedlibs, with_pyregr, cython_only,
 105                  languages, test_bugs, fork):
 106         self.rootdir = rootdir
 107         self.workdir = workdir
 108         self.selectors = selectors
 109         self.exclude_selectors = exclude_selectors
 110         self.annotate = annotate
 111         self.cleanup_workdir = cleanup_workdir
 112         self.cleanup_sharedlibs = cleanup_sharedlibs
 113         self.with_pyregr = with_pyregr
 114         self.cython_only = cython_only
 115         self.languages = languages
 116         self.test_bugs = test_bugs
 117         self.fork = fork
 118
 119     def build_suite(self):
 120         suite = unittest.TestSuite()
 121         test_dirs = TEST_DIRS
 122         filenames = os.listdir(self.rootdir)
 123         filenames.sort()
 124         for filename in filenames:
 125             if not WITH_CYTHON and filename == "errors":
 126                 # we won't get any errors without running Cython
 127                 continue
 128             path = os.path.join(self.rootdir, filename)
 129             if os.path.isdir(path) and filename in test_dirs:
 130                 if filename == 'pyregr' and not self.with_pyregr:
 131                     continue
 132                 suite.addTest(
 133                     self.handle_directory(path, filename))
 134         if sys.platform not in ['win32'] and sys.version_info[0] < 3:
 135             # Non-Windows makefile, can't run Cython under Py3.
 136             if [1 for selector in self.selectors if selector("embedded")]:
 137                 suite.addTest(unittest.makeSuite(EmbedTest))
 138         return suite
 139
 140     def handle_directory(self, path, context):
 141         workdir = os.path.join(self.workdir, context)
 142         if not os.path.exists(workdir):
 143             os.makedirs(workdir)
 144
 145         expect_errors = (context == 'errors')
 146         suite = unittest.TestSuite()
 147         filenames = os.listdir(path)
 148         filenames.sort()
 149         for filename in filenames:
 150             if not (filename.endswith(".pyx") or filename.endswith(".py")):
 151                 continue
 152             if filename.startswith('.'): continue # certain emacs backup files
 153             if context == 'pyregr' and not filename.startswith('test_'):
 154                 continue
 155             module = os.path.splitext(filename)[0]
 156             fqmodule = "%s.%s" % (context, module)
 157             if not [ 1 for match in self.selectors
 158                      if match(fqmodule) ]:
 159                 continue
 160             if self.exclude_selectors:
 161                 if [1 for match in self.exclude_selectors if match(fqmodule)]:
 162                     continue
 163             if context in TEST_RUN_DIRS:
 164                 if module.startswith("test_"):
 165                     test_class = CythonUnitTestCase
 166                 else:
 167                     test_class = CythonRunTestCase
 168             else:
 169                 test_class = CythonCompileTestCase
 170             for test in self.build_tests(test_class, path, workdir,
 171                                          module, expect_errors):
 172                 suite.addTest(test)
 173         return suite
 174
 175     def build_tests(self, test_class, path, workdir, module, expect_errors):
 176         if expect_errors:
 177             languages = self.languages[:1]
 178         else:
 179             languages = self.languages
 180         if 'cpp' in module and 'c' in languages:
 181             languages = list(languages)
 182             languages.remove('c')
 183         tests = [ self.build_test(test_class, path, workdir, module,
 184                                   language, expect_errors)
 185                   for language in languages ]
 186         return tests
 187
 188     def build_test(self, test_class, path, workdir, module,
 189                    language, expect_errors):
 190         workdir = os.path.join(workdir, language)
 191         if not os.path.exists(workdir):
 192             os.makedirs(workdir)
 193         return test_class(path, workdir, module,
 194                           language=language,
 195                           expect_errors=expect_errors,
 196                           annotate=self.annotate,
 197                           cleanup_workdir=self.cleanup_workdir,
 198                           cleanup_sharedlibs=self.cleanup_sharedlibs,
 199                           cython_only=self.cython_only,
 200                           fork=self.fork)
 201
 202 class CythonCompileTestCase(unittest.TestCase):
 203     def __init__(self, test_directory, workdir, module, language='c',
 204                  expect_errors=False, annotate=False, cleanup_workdir=True,
 205                  cleanup_sharedlibs=True, cython_only=False, fork=True):
 206         self.test_directory = test_directory
 207         self.workdir = workdir
 208         self.module = module
 209         self.language = language
 210         self.expect_errors = expect_errors
 211         self.annotate = annotate
 212         self.cleanup_workdir = cleanup_workdir
 213         self.cleanup_sharedlibs = cleanup_sharedlibs
 214         self.cython_only = cython_only
 215         self.fork = fork
 216         unittest.TestCase.__init__(self)
 217
 218     def shortDescription(self):
 219         return "compiling (%s) %s" % (self.language, self.module)
 220
 221     def setUp(self):
 222         if self.workdir not in sys.path:
 223             sys.path.insert(0, self.workdir)
 224
 225     def tearDown(self):
 226         try:
 227             sys.path.remove(self.workdir)
 228         except ValueError:
 229             pass
 230         try:
 231             del sys.modules[self.module]
 232         except KeyError:
 233             pass
 234         cleanup_c_files = WITH_CYTHON and self.cleanup_workdir
 235         cleanup_lib_files = self.cleanup_sharedlibs
 236         if os.path.exists(self.workdir):
 237             for rmfile in os.listdir(self.workdir):
 238                 if not cleanup_c_files:
 239                     if rmfile[-2:] in (".c", ".h") or rmfile[-4:] == ".cpp":
 240                         continue
 241                 if not cleanup_lib_files and rmfile.endswith(".so") or rmfile.endswith(".dll"):
 242                     continue
 243                 if self.annotate and rmfile.endswith(".html"):
 244                     continue
 245                 try:
 246                     rmfile = os.path.join(self.workdir, rmfile)
 247                     if os.path.isdir(rmfile):
 248                         shutil.rmtree(rmfile, ignore_errors=True)
 249                     else:
 250                         os.remove(rmfile)
 251                 except IOError:
 252                     pass
 253         else:
 254             os.makedirs(self.workdir)
 255
 256     def runTest(self):
 257         self.runCompileTest()
 258
 259     def runCompileTest(self):
 260         self.compile(self.test_directory, self.module, self.workdir,
 261                      self.test_directory, self.expect_errors, self.annotate)
 262
 263     def find_module_source_file(self, source_file):
 264         if not os.path.exists(source_file):
 265             source_file = source_file[:-1]
 266         return source_file
 267
 268     def build_target_filename(self, module_name):
 269         target = '%s.%s' % (module_name, self.language)
 270         return target
 271
 272     def copy_related_files(self, test_directory, target_directory, module_name):
 273         is_related = re.compile('%s_.*[.].*' % module_name).match
 274         for filename in os.listdir(test_directory):
 275             if is_related(filename):
 276                 shutil.copy(os.path.join(test_directory, filename),
 277                             target_directory)
 278
 279     def find_source_files(self, workdir, module_name):
 280         is_related = re.compile('%s_.*[.]%s' % (module_name, self.language)).match
 281         return [self.build_target_filename(module_name)] + [
 282             filename for filename in os.listdir(workdir)
 283             if is_related(filename) and os.path.isfile(os.path.join(workdir, filename)) ]
 284
 285     def split_source_and_output(self, test_directory, module, workdir):
 286         source_file = os.path.join(test_directory, module) + '.pyx'
 287         source_and_output = codecs.open(
 288             self.find_module_source_file(source_file), 'rU', 'ISO-8859-1')
 289         out = codecs.open(os.path.join(workdir, module + '.pyx'),
 290                           'w', 'ISO-8859-1')
 291         for line in source_and_output:
 292             last_line = line
 293             if line.startswith("_ERRORS"):
 294                 out.close()
 295                 out = ErrorWriter()
 296             else:
 297                 out.write(line)
 298         try:
 299             geterrors = out.geterrors
 300         except AttributeError:
 301             return []
 302         else:
 303             return geterrors()
 304
 305     def run_cython(self, test_directory, module, targetdir, incdir, annotate):
 306         include_dirs = INCLUDE_DIRS[:]
 307         if incdir:
 308             include_dirs.append(incdir)
 309         source = self.find_module_source_file(
 310             os.path.join(test_directory, module + '.pyx'))
 311         target = os.path.join(targetdir, self.build_target_filename(module))
 312         options = CompilationOptions(
 313             pyrex_default_options,
 314             include_path = include_dirs,
 315             output_file = target,
 316             annotate = annotate,
 317             use_listing_file = False,
 318             cplus = self.language == 'cpp',
 319             generate_pxi = False,
 320             evaluate_tree_assertions = True,
 321             )
 322         cython_compile(source, options=options,
 323                        full_module_name=module)
 324
 325     def run_distutils(self, test_directory, module, workdir, incdir):
 326         cwd = os.getcwd()
 327         os.chdir(workdir)
 328         try:
 329             build_extension = build_ext(distutils_distro)
 330             build_extension.include_dirs = INCLUDE_DIRS[:]
 331             if incdir:
 332                 build_extension.include_dirs.append(incdir)
 333             build_extension.finalize_options()
 334             ext_include_dirs = []
 335             for match, get_additional_include_dirs in EXT_DEP_INCLUDES:
 336                 if match(module):
 337                     ext_include_dirs += get_additional_include_dirs()
 338             self.copy_related_files(test_directory, workdir, module)
 339             extension = Extension(
 340                 module,
 341                 sources = self.find_source_files(workdir, module),
 342                 include_dirs = ext_include_dirs,
 343                 extra_compile_args = CFLAGS,
 344                 )
 345             if self.language == 'cpp':
 346                 extension.language = 'c++'
 347             build_extension.extensions = [extension]
 348             build_extension.build_temp = workdir
 349             build_extension.build_lib  = workdir
 350             build_extension.run()
 351         finally:
 352             os.chdir(cwd)
 353
 354     def compile(self, test_directory, module, workdir, incdir,
 355                 expect_errors, annotate):
 356         expected_errors = errors = ()
 357         if expect_errors:
 358             expected_errors = self.split_source_and_output(
 359                 test_directory, module, workdir)
 360             test_directory = workdir
 361
 362         if WITH_CYTHON:
 363             old_stderr = sys.stderr
 364             try:
 365                 sys.stderr = ErrorWriter()
 366                 self.run_cython(test_directory, module, workdir, incdir, annotate)
 367                 errors = sys.stderr.geterrors()
 368             finally:
 369                 sys.stderr = old_stderr
 370
 371         if errors or expected_errors:
 372             try:
 373                 for expected, error in zip(expected_errors, errors):
 374                     self.assertEquals(expected, error)
 375                 if len(errors) < len(expected_errors):
 376                     expected_error = expected_errors[len(errors)]
 377                     self.assertEquals(expected_error, None)
 378                 elif len(errors) > len(expected_errors):
 379                     unexpected_error = errors[len(expected_errors)]
 380                     self.assertEquals(None, unexpected_error)
 381             except AssertionError:
 382                 print("\n=== Expected errors: ===")
 383                 print('\n'.join(expected_errors))
 384                 print("\n\n=== Got errors: ===")
 385                 print('\n'.join(errors))
 386                 print('\n')
 387                 raise
 388         else:
 389             if not self.cython_only:
 390                 self.run_distutils(test_directory, module, workdir, incdir)
 391
 392 class CythonRunTestCase(CythonCompileTestCase):
 393     def shortDescription(self):
 394         return "compiling (%s) and running %s" % (self.language, self.module)
 395
 396     def run(self, result=None):
 397         if result is None:
 398             result = self.defaultTestResult()
 399         result.startTest(self)
 400         try:
 401             self.setUp()
 402             self.runCompileTest()
 403             if not self.cython_only:
 404                 self.run_doctests(self.module, result)
 405         except Exception:
 406             result.addError(self, sys.exc_info())
 407             result.stopTest(self)
 408         try:
 409             self.tearDown()
 410         except Exception:
 411             pass
 412
 413     def run_doctests(self, module_name, result):
 414         if sys.version_info[0] >= 3 or not hasattr(os, 'fork') or not self.fork:
 415             doctest.DocTestSuite(module_name).run(result)
 416             gc.collect()
 417             return
 418
 419         # fork to make sure we do not keep the tested module loaded
 420         result_handle, result_file = tempfile.mkstemp()
 421         os.close(result_handle)
 422         child_id = os.fork()
 423         if not child_id:
 424             result_code = 0
 425             try:
 426                 try:
 427                     tests = None
 428                     try:
 429                         partial_result = PartialTestResult(result)
 430                         tests = doctest.DocTestSuite(module_name)
 431                         tests.run(partial_result)
 432                         gc.collect()
 433                     except Exception:
 434                         if tests is None:
 435                             # importing failed, try to fake a test class
 436                             tests = _FakeClass(
 437                                 failureException=sys.exc_info()[1],
 438                                 _shortDescription=self.shortDescription(),
 439                                 module_name=None)
 440                         partial_result.addError(tests, sys.exc_info())
 441                         result_code = 1
 442                     output = open(result_file, 'wb')
 443                     pickle.dump(partial_result.data(), output)
 444                 except:
 445                     import traceback
 446                     traceback.print_exc()
 447             finally:
 448                 try: output.close()
 449                 except: pass
 450                 os._exit(result_code)
 451
 452         try:
 453             cid, result_code = os.waitpid(child_id, 0)
 454             # os.waitpid returns the child's result code in the
 455             # upper byte of result_code, and the signal it was
 456             # killed by in the lower byte
 457             if result_code & 255:
 458                 raise Exception("Tests in module '%s' were unexpectedly killed by signal %d"%
 459                                 (module_name, result_code & 255))
 460             result_code = result_code >> 8
 461             if result_code in (0,1):
 462                 input = open(result_file, 'rb')
 463                 try:
 464                     PartialTestResult.join_results(result, pickle.load(input))
 465                 finally:
 466                     input.close()
 467             if result_code:
 468                 raise Exception("Tests in module '%s' exited with status %d" %
 469                                 (module_name, result_code))
 470         finally:
 471             try: os.unlink(result_file)
 472             except: pass
 473
 474
 475 is_private_field = re.compile('^_[^_]').match
 476
 477 class _FakeClass(object):
 478     def __init__(self, **kwargs):
 479         self._shortDescription = kwargs.get('module_name')
 480         self.__dict__.update(kwargs)
 481     def shortDescription(self):
 482         return self._shortDescription
 483
 484 try: # Py2.7+ and Py3.2+
 485     from unittest.runner import _TextTestResult
 486 except ImportError:
 487     from unittest import _TextTestResult
 488
 489 class PartialTestResult(_TextTestResult):
 490     def __init__(self, base_result):
 491         _TextTestResult.__init__(
 492             self, self._StringIO(), True,
 493             base_result.dots + base_result.showAll*2)
 494
 495     def strip_error_results(self, results):
 496         for test_case, error in results:
 497             for attr_name in filter(is_private_field, dir(test_case)):
 498                 if attr_name == '_dt_test':
 499                     test_case._dt_test = _FakeClass(
 500                         name=test_case._dt_test.name)
 501                 elif attr_name != '_shortDescription':
 502                     setattr(test_case, attr_name, None)
 503
 504     def data(self):
 505         self.strip_error_results(self.failures)
 506         self.strip_error_results(self.errors)
 507         return (self.failures, self.errors, self.testsRun,
 508                 self.stream.getvalue())
 509
 510     def join_results(result, data):
 511         """Static method for merging the result back into the main
 512         result object.
 513         """
 514         failures, errors, tests_run, output = data
 515         if output:
 516             result.stream.write(output)
 517         result.errors.extend(errors)
 518         result.failures.extend(failures)
 519         result.testsRun += tests_run
 520
 521     join_results = staticmethod(join_results)
 522
 523     class _StringIO(StringIO):
 524         def writeln(self, line):
 525             self.write("%s\n" % line)
 526
 527
 528 class CythonUnitTestCase(CythonCompileTestCase):
 529     def shortDescription(self):
 530         return "compiling (%s) tests in %s" % (self.language, self.module)
 531
 532     def run(self, result=None):
 533         if result is None:
 534             result = self.defaultTestResult()
 535         result.startTest(self)
 536         try:
 537             self.setUp()
 538             self.runCompileTest()
 539             unittest.defaultTestLoader.loadTestsFromName(self.module).run(result)
 540         except Exception:
 541             result.addError(self, sys.exc_info())
 542             result.stopTest(self)
 543         try:
 544             self.tearDown()
 545         except Exception:
 546             pass
 547
 548 def collect_unittests(path, module_prefix, suite, selectors):
 549     def file_matches(filename):
 550         return filename.startswith("Test") and filename.endswith(".py")
 551
 552     def package_matches(dirname):
 553         return dirname == "Tests"
 554
 555     loader = unittest.TestLoader()
 556
 557     skipped_dirs = []
 558
 559     for dirpath, dirnames, filenames in os.walk(path):
 560         if dirpath != path and "__init__.py" not in filenames:
 561             skipped_dirs.append(dirpath + os.path.sep)
 562             continue
 563         skip = False
 564         for dir in skipped_dirs:
 565             if dirpath.startswith(dir):
 566                 skip = True
 567         if skip:
 568             continue
 569         parentname = os.path.split(dirpath)[-1]
 570         if package_matches(parentname):
 571             for f in filenames:
 572                 if file_matches(f):
 573                     filepath = os.path.join(dirpath, f)[:-len(".py")]
 574                     modulename = module_prefix + filepath[len(path)+1:].replace(os.path.sep, '.')
 575                     if not [ 1 for match in selectors if match(modulename) ]:
 576                         continue
 577                     module = __import__(modulename)
 578                     for x in modulename.split('.')[1:]:
 579                         module = getattr(module, x)
 580                     suite.addTests([loader.loadTestsFromModule(module)])
 581
 582 def collect_doctests(path, module_prefix, suite, selectors):
 583     def package_matches(dirname):
 584         return dirname not in ("Mac", "Distutils", "Plex")
 585     def file_matches(filename):
 586         return (filename.endswith(".py") and not ('~' in filename
 587                 or '#' in filename or filename.startswith('.')))
 588     import doctest, types
 589     for dirpath, dirnames, filenames in os.walk(path):
 590         parentname = os.path.split(dirpath)[-1]
 591         if package_matches(parentname):
 592             for f in filenames:
 593                 if file_matches(f):
 594                     if not f.endswith('.py'): continue
 595                     filepath = os.path.join(dirpath, f)[:-len(".py")]
 596                     modulename = module_prefix + filepath[len(path)+1:].replace(os.path.sep, '.')
 597                     if not [ 1 for match in selectors if match(modulename) ]:
 598                         continue
 599                     module = __import__(modulename)
 600                     for x in modulename.split('.')[1:]:
 601                         module = getattr(module, x)
 602                     if hasattr(module, "__doc__") or hasattr(module, "__test__"):
 603                         try:
 604                             suite.addTest(doctest.DocTestSuite(module))
 605                         except ValueError: # no tests
 606                             pass
 607
 608 # TODO: Support cython_freeze needed here as well.
 609 # TODO: Windows support.
 610
 611 class EmbedTest(unittest.TestCase):
 612
 613     working_dir = "Demos/embed"
 614
 615     def setUp(self):
 616         self.old_dir = os.getcwd()
 617         os.chdir(self.working_dir)
 618         os.system("make clean > /dev/null")
 619
 620     def tearDown(self):
 621         try:
 622             os.system("make clean > /dev/null")
 623         except:
 624             pass
 625         os.chdir(self.old_dir)
 626
 627     def test_embed(self):
 628         self.assert_(os.system("make test > make.output") == 0)
 629
 630 class MissingDependencyExcluder:
 631     def __init__(self, deps):
 632         # deps: { module name : matcher func }
 633         self.exclude_matchers = []
 634         for mod, matcher in deps.items():
 635             try:
 636                 __import__(mod)
 637             except ImportError:
 638                 self.exclude_matchers.append(matcher)
 639         self.tests_missing_deps = []
 640     def __call__(self, testname):
 641         for matcher in self.exclude_matchers:
 642             if matcher(testname):
 643                 self.tests_missing_deps.append(testname)
 644                 return True
 645         return False
 646
 647 class VersionDependencyExcluder:
 648     def __init__(self, deps):
 649         # deps: { version : matcher func }
 650         from sys import version_info
 651         self.exclude_matchers = []
 652         for ver, (compare, matcher) in deps.items():
 653             if compare(version_info, ver):
 654                 self.exclude_matchers.append(matcher)
 655         self.tests_missing_deps = []
 656     def __call__(self, testname):
 657         for matcher in self.exclude_matchers:
 658             if matcher(testname):
 659                 self.tests_missing_deps.append(testname)
 660                 return True
 661         return False
 662
 663 class FileListExcluder:
 664
 665     def __init__(self, list_file):
 666         self.excludes = {}
 667         for line in open(list_file).readlines():
 668             line = line.strip()
 669             if line and line[0] != '#':
 670                 self.excludes[line.split()[0]] = True
 671
 672     def __call__(self, testname):
 673         return testname in self.excludes or testname.split('.')[-1] in self.excludes
 674
 675 if __name__ == '__main__':
 676     from optparse import OptionParser
 677     parser = OptionParser()
 678     parser.add_option("--no-cleanup", dest="cleanup_workdir",
 679                       action="store_false", default=True,
 680                       help="do not delete the generated C files (allows passing --no-cython on next run)")
 681     parser.add_option("--no-cleanup-sharedlibs", dest="cleanup_sharedlibs",
 682                       action="store_false", default=True,
 683                       help="do not delete the generated shared libary files (allows manual module experimentation)")
 684     parser.add_option("--no-cython", dest="with_cython",
 685                       action="store_false", default=True,
 686                       help="do not run the Cython compiler, only the C compiler")
 687     parser.add_option("--no-c", dest="use_c",
 688                       action="store_false", default=True,
 689                       help="do not test C compilation")
 690     parser.add_option("--no-cpp", dest="use_cpp",
 691                       action="store_false", default=True,
 692                       help="do not test C++ compilation")
 693     parser.add_option("--no-unit", dest="unittests",
 694                       action="store_false", default=True,
 695                       help="do not run the unit tests")
 696     parser.add_option("--no-doctest", dest="doctests",
 697                       action="store_false", default=True,
 698                       help="do not run the doctests")
 699     parser.add_option("--no-file", dest="filetests",
 700                       action="store_false", default=True,
 701                       help="do not run the file based tests")
 702     parser.add_option("--no-pyregr", dest="pyregr",
 703                       action="store_false", default=True,
 704                       help="do not run the regression tests of CPython in tests/pyregr/")
 705     parser.add_option("--cython-only", dest="cython_only",
 706                       action="store_true", default=False,
 707                       help="only compile pyx to c, do not run C compiler or run the tests")
 708     parser.add_option("--no-refnanny", dest="with_refnanny",
 709                       action="store_false", default=True,
 710                       help="do not regression test reference counting")
 711     parser.add_option("--no-fork", dest="fork",
 712                       action="store_false", default=True,
 713                       help="do not fork to run tests")
 714     parser.add_option("--sys-pyregr", dest="system_pyregr",
 715                       action="store_true", default=False,
 716                       help="run the regression tests of the CPython installation")
 717     parser.add_option("-x", "--exclude", dest="exclude",
 718                       action="append", metavar="PATTERN",
 719                       help="exclude tests matching the PATTERN")
 720     parser.add_option("-C", "--coverage", dest="coverage",
 721                       action="store_true", default=False,
 722                       help="collect source coverage data for the Compiler")
 723     parser.add_option("-A", "--annotate", dest="annotate_source",
 724                       action="store_true", default=True,
 725                       help="generate annotated HTML versions of the test source files")
 726     parser.add_option("--no-annotate", dest="annotate_source",
 727                       action="store_false",
 728                       help="do not generate annotated HTML versions of the test source files")
 729     parser.add_option("-v", "--verbose", dest="verbosity",
 730                       action="count", default=0,
 731                       help="display test progress, pass twice to print test names")
 732     parser.add_option("-T", "--ticket", dest="tickets",
 733                       action="append",
 734                       help="a bug ticket number to run the respective test in 'tests/*'")
 735     parser.add_option("--xml-output", dest="xml_output_dir", metavar="DIR",
 736                       help="write test results in XML to directory DIR")
 737     parser.add_option("--exit-ok", dest="exit_ok", default=False,
 738                       action="store_true",
 739                       help="exit without error code even on test failures")
 740
 741     options, cmd_args = parser.parse_args()
 742
 743     DISTDIR = os.path.join(os.getcwd(), os.path.dirname(sys.argv[0]))
 744     ROOTDIR = os.path.join(DISTDIR, 'tests')
 745     WORKDIR = os.path.join(os.getcwd(), 'BUILD')
 746
 747     if sys.version_info >= (3,1):
 748         options.doctests    = False
 749         options.unittests   = False
 750         options.pyregr      = False
 751         if options.with_cython:
 752             # need to convert Cython sources first
 753             import lib2to3.refactor
 754             from distutils.util import copydir_run_2to3
 755             fixers = [ fix for fix in lib2to3.refactor.get_fixers_from_package("lib2to3.fixes")
 756                        if fix.split('fix_')[-1] not in ('next',)
 757                        ]
 758             cy3_dir = os.path.join(WORKDIR, 'Cy3')
 759             if not os.path.exists(cy3_dir):
 760                 os.makedirs(cy3_dir)
 761             import distutils.log as dlog
 762             dlog.set_threshold(dlog.DEBUG)
 763             copydir_run_2to3(DISTDIR, cy3_dir, fixer_names=fixers,
 764                              template = '''
 765                              global-exclude *
 766                              graft Cython
 767                              recursive-exclude Cython *
 768                              recursive-include Cython *.py *.pyx *.pxd
 769                              ''')
 770             sys.path.insert(0, cy3_dir)
 771     elif sys.version_info[0] >= 3:
 772         # make sure we do not import (or run) Cython itself (unless
 773         # 2to3 was already run)
 774         cy3_dir = os.path.join(WORKDIR, 'Cy3')
 775         if os.path.isdir(cy3_dir):
 776             sys.path.insert(0, cy3_dir)
 777         else:
 778             options.with_cython = False
 779         options.doctests    = False
 780         options.unittests   = False
 781         options.pyregr      = False
 782
 783     if options.coverage:
 784         import coverage
 785         coverage.erase()
 786         coverage.start()
 787
 788     WITH_CYTHON = options.with_cython
 789
 790     if WITH_CYTHON:
 791         from Cython.Compiler.Main import \
 792             CompilationOptions, \
 793             default_options as pyrex_default_options, \
 794             compile as cython_compile
 795         from Cython.Compiler import Errors
 796         Errors.LEVEL = 0 # show all warnings
 797         from Cython.Compiler import Options
 798         Options.generate_cleanup_code = 3   # complete cleanup code
 799         from Cython.Compiler import DebugFlags
 800         DebugFlags.debug_temp_code_comments = 1
 801
 802     # RUN ALL TESTS!
 803     UNITTEST_MODULE = "Cython"
 804     UNITTEST_ROOT = os.path.join(os.getcwd(), UNITTEST_MODULE)
 805     if WITH_CYTHON:
 806         if os.path.exists(WORKDIR):
 807             for path in os.listdir(WORKDIR):
 808                 if path in ("support", "Cy3"): continue
 809                 shutil.rmtree(os.path.join(WORKDIR, path), ignore_errors=True)
 810     if not os.path.exists(WORKDIR):
 811         os.makedirs(WORKDIR)
 812
 813     if WITH_CYTHON:
 814         from Cython.Compiler.Version import version
 815         sys.stderr.write("Running tests against Cython %s\n" % version)
 816     else:
 817         sys.stderr.write("Running tests without Cython.\n")
 818     sys.stderr.write("Python %s\n" % sys.version)
 819     sys.stderr.write("\n")
 820
 821     if options.with_refnanny:
 822         from pyximport.pyxbuild import pyx_to_dll
 823         libpath = pyx_to_dll(os.path.join("Cython", "Runtime", "refnanny.pyx"),
 824                              build_in_temp=True,
 825                              pyxbuild_dir=os.path.join(WORKDIR, "support"))
 826         sys.path.insert(0, os.path.split(libpath)[0])
 827         CFLAGS.append("-DCYTHON_REFNANNY=1")
 828
 829     test_bugs = False
 830     if options.tickets:
 831         for ticket_number in options.tickets:
 832             test_bugs = True
 833             cmd_args.append('.*T%s$' % ticket_number)
 834     if not test_bugs:
 835         for selector in cmd_args:
 836             if selector.startswith('bugs'):
 837                 test_bugs = True
 838
 839     import re
 840     selectors = [ re.compile(r, re.I|re.U).search for r in cmd_args ]
 841     if not selectors:
 842         selectors = [ lambda x:True ]
 843
 844     # Chech which external modules are not present and exclude tests
 845     # which depends on them (by prefix)
 846
 847     missing_dep_excluder = MissingDependencyExcluder(EXT_DEP_MODULES)
 848     version_dep_excluder = VersionDependencyExcluder(VER_DEP_MODULES)
 849     exclude_selectors = [missing_dep_excluder, version_dep_excluder] # want to pring msg at exit
 850
 851     if options.exclude:
 852         exclude_selectors += [ re.compile(r, re.I|re.U).search for r in options.exclude ]
 853
 854     if not test_bugs:
 855         exclude_selectors += [ FileListExcluder("tests/bugs.txt") ]
 856
 857     if sys.platform in ['win32', 'cygwin'] and sys.version_info < (2,6):
 858         exclude_selectors += [ lambda x: x == "run.specialfloat" ]
 859
 860     languages = []
 861     if options.use_c:
 862         languages.append('c')
 863     if options.use_cpp:
 864         languages.append('cpp')
 865
 866     test_suite = unittest.TestSuite()
 867
 868     if options.unittests:
 869         collect_unittests(UNITTEST_ROOT, UNITTEST_MODULE + ".", test_suite, selectors)
 870
 871     if options.doctests:
 872         collect_doctests(UNITTEST_ROOT, UNITTEST_MODULE + ".", test_suite, selectors)
 873
 874     if options.filetests and languages:
 875         filetests = TestBuilder(ROOTDIR, WORKDIR, selectors, exclude_selectors,
 876                                 options.annotate_source, options.cleanup_workdir,
 877                                 options.cleanup_sharedlibs, options.pyregr,
 878                                 options.cython_only, languages, test_bugs,
 879                                 options.fork)
 880         test_suite.addTest(filetests.build_suite())
 881
 882     if options.system_pyregr and languages:
 883         filetests = TestBuilder(ROOTDIR, WORKDIR, selectors, exclude_selectors,
 884                                 options.annotate_source, options.cleanup_workdir,
 885                                 options.cleanup_sharedlibs, True,
 886                                 options.cython_only, languages, test_bugs,
 887                                 options.fork)
 888         test_suite.addTest(
 889             filetests.handle_directory(
 890                 os.path.join(sys.prefix, 'lib', 'python'+sys.version[:3], 'test'),
 891                 'pyregr'))
 892
 893     if options.xml_output_dir:
 894         from Cython.Tests.xmlrunner import XMLTestRunner
 895         test_runner = XMLTestRunner(output=options.xml_output_dir,
 896                                     verbose=options.verbosity > 0)
 897     else:
 898         test_runner = unittest.TextTestRunner(verbosity=options.verbosity)
 899
 900     result = test_runner.run(test_suite)
 901
 902     if options.coverage:
 903         coverage.stop()
 904         ignored_modules = ('Options', 'Version', 'DebugFlags', 'CmdLine')
 905         modules = [ module for name, module in sys.modules.items()
 906                     if module is not None and
 907                     name.startswith('Cython.Compiler.') and
 908                     name[len('Cython.Compiler.'):] not in ignored_modules ]
 909         coverage.report(modules, show_missing=0)
 910
 911     if missing_dep_excluder.tests_missing_deps:
 912         sys.stderr.write("Following tests excluded because of missing dependencies on your system:\n")
 913         for test in missing_dep_excluder.tests_missing_deps:
 914             sys.stderr.write("   %s\n" % test)
 915
 916     if options.with_refnanny:
 917         import refnanny
 918         sys.stderr.write("\n".join([repr(x) for x in refnanny.reflog]))
 919
 920     if options.exit_ok:
 921         sys.exit(0)
 922     else:
 923         sys.exit(not result.wasSuccessful())