1 files changed, 336 insertions, 0 deletions
diff --git a/parts/django/tests/runtests.py b/parts/django/tests/runtests.py
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+#!/usr/bin/env python
+
+import os, subprocess, sys, traceback
+import unittest
+
+import django.contrib as contrib
+
+CONTRIB_DIR_NAME = 'django.contrib'
+MODEL_TESTS_DIR_NAME = 'modeltests'
+REGRESSION_TESTS_DIR_NAME = 'regressiontests'
+
+TEST_TEMPLATE_DIR = 'templates'
+
+CONTRIB_DIR = os.path.dirname(contrib.__file__)
+MODEL_TEST_DIR = os.path.join(os.path.dirname(__file__), MODEL_TESTS_DIR_NAME)
+REGRESSION_TEST_DIR = os.path.join(os.path.dirname(__file__), REGRESSION_TESTS_DIR_NAME)
+
+REGRESSION_SUBDIRS_TO_SKIP = ['locale']
+
+ALWAYS_INSTALLED_APPS = [
+    'django.contrib.contenttypes',
+    'django.contrib.auth',
+    'django.contrib.sites',
+    'django.contrib.flatpages',
+    'django.contrib.redirects',
+    'django.contrib.sessions',
+    'django.contrib.messages',
+    'django.contrib.comments',
+    'django.contrib.admin',
+    'django.contrib.admindocs',
+]
+
+def geodjango(settings):
+    # All databases must have spatial backends to run GeoDjango tests.
+    spatial_dbs = [name for name, db_dict in settings.DATABASES.items()
+                   if db_dict['ENGINE'].startswith('django.contrib.gis')]
+    return len(spatial_dbs) == len(settings.DATABASES)
+
+def get_test_models():
+    models = []
+    for loc, dirpath in (MODEL_TESTS_DIR_NAME, MODEL_TEST_DIR), (REGRESSION_TESTS_DIR_NAME, REGRESSION_TEST_DIR), (CONTRIB_DIR_NAME, CONTRIB_DIR):
+        for f in os.listdir(dirpath):
+            if f.startswith('__init__') or f.startswith('.') or \
+               f.startswith('sql') or f.startswith('invalid') or \
+               os.path.basename(f) in REGRESSION_SUBDIRS_TO_SKIP:
+                continue
+            models.append((loc, f))
+    return models
+
+def get_invalid_models():
+    models = []
+    for loc, dirpath in (MODEL_TESTS_DIR_NAME, MODEL_TEST_DIR), (REGRESSION_TESTS_DIR_NAME, REGRESSION_TEST_DIR), (CONTRIB_DIR_NAME, CONTRIB_DIR):
+        for f in os.listdir(dirpath):
+            if f.startswith('__init__') or f.startswith('.') or f.startswith('sql'):
+                continue
+            if f.startswith('invalid'):
+                models.append((loc, f))
+    return models
+
+class InvalidModelTestCase(unittest.TestCase):
+    def __init__(self, model_label):
+        unittest.TestCase.__init__(self)
+        self.model_label = model_label
+
+    def runTest(self):
+        from django.core.management.validation import get_validation_errors
+        from django.db.models.loading import load_app
+        from cStringIO import StringIO
+
+        try:
+            module = load_app(self.model_label)
+        except Exception, e:
+            self.fail('Unable to load invalid model module')
+
+        # Make sure sys.stdout is not a tty so that we get errors without
+        # coloring attached (makes matching the results easier). We restore
+        # sys.stderr afterwards.
+        orig_stdout = sys.stdout
+        s = StringIO()
+        sys.stdout = s
+        count = get_validation_errors(s, module)
+        sys.stdout = orig_stdout
+        s.seek(0)
+        error_log = s.read()
+        actual = error_log.split('\n')
+        expected = module.model_errors.split('\n')
+
+        unexpected = [err for err in actual if err not in expected]
+        missing = [err for err in expected if err not in actual]
+
+        self.assert_(not unexpected, "Unexpected Errors: " + '\n'.join(unexpected))
+        self.assert_(not missing, "Missing Errors: " + '\n'.join(missing))
+
+def setup(verbosity, test_labels):
+    from django.conf import settings
+    state = {
+        'INSTALLED_APPS': settings.INSTALLED_APPS,
+        'ROOT_URLCONF': getattr(settings, "ROOT_URLCONF", ""),
+        'TEMPLATE_DIRS': settings.TEMPLATE_DIRS,
+        'USE_I18N': settings.USE_I18N,
+        'LOGIN_URL': settings.LOGIN_URL,
+        'LANGUAGE_CODE': settings.LANGUAGE_CODE,
+        'MIDDLEWARE_CLASSES': settings.MIDDLEWARE_CLASSES,
+    }
+
+    # Redirect some settings for the duration of these tests.
+    settings.INSTALLED_APPS = ALWAYS_INSTALLED_APPS
+    settings.ROOT_URLCONF = 'urls'
+    settings.TEMPLATE_DIRS = (os.path.join(os.path.dirname(__file__), TEST_TEMPLATE_DIR),)
+    settings.USE_I18N = True
+    settings.LANGUAGE_CODE = 'en'
+    settings.LOGIN_URL = '/accounts/login/'
+    settings.MIDDLEWARE_CLASSES = (
+        'django.contrib.sessions.middleware.SessionMiddleware',
+        'django.contrib.auth.middleware.AuthenticationMiddleware',
+        'django.contrib.messages.middleware.MessageMiddleware',
+        'django.middleware.common.CommonMiddleware',
+    )
+    settings.SITE_ID = 1
+    # For testing comment-utils, we require the MANAGERS attribute
+    # to be set, so that a test email is sent out which we catch
+    # in our tests.
+    settings.MANAGERS = ("admin@djangoproject.com",)
+
+    # Load all the ALWAYS_INSTALLED_APPS.
+    # (This import statement is intentionally delayed until after we
+    # access settings because of the USE_I18N dependency.)
+    from django.db.models.loading import get_apps, load_app
+    get_apps()
+
+    # Load all the test model apps.
+    test_labels_set = set([label.split('.')[0] for label in test_labels])
+    test_models = get_test_models()
+
+    # If GeoDjango, then we'll want to add in the test applications
+    # that are a part of its test suite.
+    if geodjango(settings):
+        from django.contrib.gis.tests import geo_apps
+        test_models.extend(geo_apps(runtests=True))
+
+    for model_dir, model_name in test_models:
+        model_label = '.'.join([model_dir, model_name])
+        # if the model was named on the command line, or
+        # no models were named (i.e., run all), import
+        # this model and add it to the list to test.
+        if not test_labels or model_name in test_labels_set:
+            if verbosity >= 1:
+                print "Importing model %s" % model_name
+            mod = load_app(model_label)
+            if mod:
+                if model_label not in settings.INSTALLED_APPS:
+                    settings.INSTALLED_APPS.append(model_label)
+
+    return state
+
+def teardown(state):
+    from django.conf import settings
+    # Restore the old settings.
+    for key, value in state.items():
+        setattr(settings, key, value)
+
+def django_tests(verbosity, interactive, failfast, test_labels):
+    from django.conf import settings
+    state = setup(verbosity, test_labels)
+
+    # Add tests for invalid models.
+    extra_tests = []
+    for model_dir, model_name in get_invalid_models():
+        model_label = '.'.join([model_dir, model_name])
+        if not test_labels or model_name in test_labels:
+            extra_tests.append(InvalidModelTestCase(model_label))
+            try:
+                # Invalid models are not working apps, so we cannot pass them into
+                # the test runner with the other test_labels
+                test_labels.remove(model_name)
+            except ValueError:
+                pass
+
+    # If GeoDjango is used, add it's tests that aren't a part of
+    # an application (e.g., GEOS, GDAL, Distance objects).
+    if geodjango(settings):
+        from django.contrib.gis.tests import geodjango_suite
+        extra_tests.append(geodjango_suite(apps=False))
+
+    # Run the test suite, including the extra validation tests.
+    from django.test.utils import get_runner
+    if not hasattr(settings, 'TEST_RUNNER'):
+        settings.TEST_RUNNER = 'django.test.simple.DjangoTestSuiteRunner'
+    TestRunner = get_runner(settings)
+
+    if hasattr(TestRunner, 'func_name'):
+        # Pre 1.2 test runners were just functions,
+        # and did not support the 'failfast' option.
+        import warnings
+        warnings.warn(
+            'Function-based test runners are deprecated. Test runners should be classes with a run_tests() method.',
+            PendingDeprecationWarning
+        )
+        failures = TestRunner(test_labels, verbosity=verbosity, interactive=interactive,
+            extra_tests=extra_tests)
+    else:
+        test_runner = TestRunner(verbosity=verbosity, interactive=interactive, failfast=failfast)
+        failures = test_runner.run_tests(test_labels, extra_tests=extra_tests)
+
+    teardown(state)
+    return failures
+
+
+def bisect_tests(bisection_label, options, test_labels):
+    state = setup(int(options.verbosity), test_labels)
+
+    if not test_labels:
+        # Get the full list of test labels to use for bisection
+        from django.db.models.loading import get_apps
+        test_labels = [app.__name__.split('.')[-2] for app in get_apps()]
+
+    print '***** Bisecting test suite:',' '.join(test_labels)
+
+    # Make sure the bisection point isn't in the test list
+    # Also remove tests that need to be run in specific combinations
+    for label in [bisection_label, 'model_inheritance_same_model_name']:
+        try:
+            test_labels.remove(label)
+        except ValueError:
+            pass
+
+    subprocess_args = ['python','runtests.py', '--settings=%s' % options.settings]
+    if options.failfast:
+        subprocess_args.append('--failfast')
+    if options.verbosity:
+        subprocess_args.append('--verbosity=%s' % options.verbosity)
+    if not options.interactive:
+        subprocess_args.append('--noinput')
+
+    iteration = 1
+    while len(test_labels) > 1:
+        midpoint = len(test_labels)/2
+        test_labels_a = test_labels[:midpoint] + [bisection_label]
+        test_labels_b = test_labels[midpoint:] + [bisection_label]
+        print '***** Pass %da: Running the first half of the test suite' % iteration
+        print '***** Test labels:',' '.join(test_labels_a)
+        failures_a = subprocess.call(subprocess_args + test_labels_a)
+
+        print '***** Pass %db: Running the second half of the test suite' % iteration
+        print '***** Test labels:',' '.join(test_labels_b)
+        print
+        failures_b = subprocess.call(subprocess_args + test_labels_b)
+
+        if failures_a and not failures_b:
+            print "***** Problem found in first half. Bisecting again..."
+            iteration = iteration + 1
+            test_labels = test_labels_a[:-1]
+        elif failures_b and not failures_a:
+            print "***** Problem found in second half. Bisecting again..."
+            iteration = iteration + 1
+            test_labels = test_labels_b[:-1]
+        elif failures_a and failures_b:
+            print "***** Multiple sources of failure found"
+            break
+        else:
+            print "***** No source of failure found... try pair execution (--pair)"
+            break
+
+    if len(test_labels) == 1:
+        print "***** Source of error:",test_labels[0]
+    teardown(state)
+
+def paired_tests(paired_test, options, test_labels):
+    state = setup(int(options.verbosity), test_labels)
+
+    if not test_labels:
+        print ""
+        # Get the full list of test labels to use for bisection
+        from django.db.models.loading import get_apps
+        test_labels = [app.__name__.split('.')[-2] for app in get_apps()]
+
+    print '***** Trying paired execution'
+
+    # Make sure the bisection point isn't in the test list
+    # Also remove tests that need to be run in specific combinations
+    for label in [paired_test, 'model_inheritance_same_model_name']:
+        try:
+            test_labels.remove(label)
+        except ValueError:
+            pass
+
+    subprocess_args = ['python','runtests.py', '--settings=%s' % options.settings]
+    if options.failfast:
+        subprocess_args.append('--failfast')
+    if options.verbosity:
+        subprocess_args.append('--verbosity=%s' % options.verbosity)
+    if not options.interactive:
+        subprocess_args.append('--noinput')
+
+    for i, label in enumerate(test_labels):
+        print '***** %d of %d: Check test pairing with %s' % (i+1, len(test_labels), label)
+        failures = subprocess.call(subprocess_args + [label, paired_test])
+        if failures:
+            print '***** Found problem pair with',label
+            return
+
+    print '***** No problem pair found'
+    teardown(state)
+
+if __name__ == "__main__":
+    from optparse import OptionParser
+    usage = "%prog [options] [model model model ...]"
+    parser = OptionParser(usage=usage)
+    parser.add_option('-v','--verbosity', action='store', dest='verbosity', default='0',
+        type='choice', choices=['0', '1', '2'],
+        help='Verbosity level; 0=minimal output, 1=normal output, 2=all output')
+    parser.add_option('--noinput', action='store_false', dest='interactive', default=True,
+        help='Tells Django to NOT prompt the user for input of any kind.')
+    parser.add_option('--failfast', action='store_true', dest='failfast', default=False,
+        help='Tells Django to stop running the test suite after first failed test.')
+    parser.add_option('--settings',
+        help='Python path to settings module, e.g. "myproject.settings". If this isn\'t provided, the DJANGO_SETTINGS_MODULE environment variable will be used.')
+    parser.add_option('--bisect', action='store', dest='bisect', default=None,
+        help="Bisect the test suite to discover a test that causes a test failure when combined with the named test.")
+    parser.add_option('--pair', action='store', dest='pair', default=None,
+        help="Run the test suite in pairs with the named test to find problem pairs.")
+    options, args = parser.parse_args()
+    if options.settings:
+        os.environ['DJANGO_SETTINGS_MODULE'] = options.settings
+    elif "DJANGO_SETTINGS_MODULE" not in os.environ:
+        parser.error("DJANGO_SETTINGS_MODULE is not set in the environment. "
+                      "Set it or use --settings.")
+
+    if options.bisect:
+        bisect_tests(options.bisect, options, args)
+    elif options.pair:
+        paired_tests(options.pair, options, args)
+    else:
+        failures = django_tests(int(options.verbosity), options.interactive, options.failfast, args)
+        if failures:
+            sys.exit(bool(failures))