diff options
Diffstat (limited to 'tests/runtests.py')
| -rwxr-xr-x | tests/runtests.py | 340 |
1 files changed, 85 insertions, 255 deletions
diff --git a/tests/runtests.py b/tests/runtests.py index b98a739249..57087ef3a7 100755 --- a/tests/runtests.py +++ b/tests/runtests.py @@ -1,23 +1,10 @@ #!/usr/bin/env python -import os, re, sys, time, traceback - -# doctest is included in the same package as this module, because this testing -# framework uses features only available in the Python 2.4 version of doctest, -# and Django aims to work with Python 2.3+. -import doctest +import os, sys, traceback +import unittest MODEL_TESTS_DIR_NAME = 'modeltests' -OTHER_TESTS_DIR = "othertests" REGRESSION_TESTS_DIR_NAME = 'regressiontests' -TEST_DATABASE_NAME = 'django_test_db' - -error_list = [] -def log_error(model_name, title, description): - error_list.append({ - 'title': "%r module: %s" % (model_name, title), - 'description': description, - }) 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) @@ -37,258 +24,101 @@ def get_test_models(): models = [] for loc, dirpath in (MODEL_TESTS_DIR_NAME, MODEL_TEST_DIR), (REGRESSION_TESTS_DIR_NAME, REGRESSION_TEST_DIR): for f in os.listdir(dirpath): - if f.startswith('__init__') or f.startswith('.') or f.startswith('sql'): + if f.startswith('__init__') or f.startswith('.') or f.startswith('sql') or f.startswith('invalid'): continue models.append((loc, f)) return models -class DjangoDoctestRunner(doctest.DocTestRunner): - def __init__(self, verbosity_level, *args, **kwargs): - self.verbosity_level = verbosity_level - doctest.DocTestRunner.__init__(self, *args, **kwargs) - self._checker = DjangoDoctestOutputChecker() - self.optionflags = doctest.ELLIPSIS - - def report_start(self, out, test, example): - if self.verbosity_level > 1: - out(" >>> %s\n" % example.source.strip()) - - def report_failure(self, out, test, example, got): - log_error(test.name, "API test failed", - "Code: %r\nLine: %s\nExpected: %r\nGot: %r" % (example.source.strip(), example.lineno, example.want, got)) - - def report_unexpected_exception(self, out, test, example, exc_info): - from django.db import transaction - tb = ''.join(traceback.format_exception(*exc_info)[1:]) - log_error(test.name, "API test raised an exception", - "Code: %r\nLine: %s\nException: %s" % (example.source.strip(), example.lineno, tb)) - # Rollback, in case of database errors. Otherwise they'd have - # side effects on other tests. - transaction.rollback_unless_managed() - -normalize_long_ints = lambda s: re.sub(r'(?<![\w])(\d+)L(?![\w])', '\\1', s) - -class DjangoDoctestOutputChecker(doctest.OutputChecker): - def check_output(self, want, got, optionflags): - ok = doctest.OutputChecker.check_output(self, want, got, optionflags) - - # Doctest does an exact string comparison of output, which means long - # integers aren't equal to normal integers ("22L" vs. "22"). The - # following code normalizes long integers so that they equal normal - # integers. - if not ok: - return normalize_long_ints(want) == normalize_long_ints(got) - return ok - -class TestRunner: - def __init__(self, verbosity_level=0, which_tests=None): - self.verbosity_level = verbosity_level - self.which_tests = which_tests - - def output(self, required_level, message): - if self.verbosity_level > required_level - 1: - print message - - def run_tests(self): - from django.conf import settings - - # An empty access of the settings to force the default options to be - # installed prior to assigning to them. - settings.INSTALLED_APPS - - # Manually set INSTALLED_APPS to point to the test models. - settings.INSTALLED_APPS = ALWAYS_INSTALLED_APPS + ['.'.join(a) for a in get_test_models()] - - # Manually set DEBUG and USE_I18N. - settings.DEBUG = False - settings.USE_I18N = True - - from django.db import connection +def get_invalid_models(): + models = [] + for loc, dirpath in (MODEL_TESTS_DIR_NAME, MODEL_TEST_DIR), (REGRESSION_TESTS_DIR_NAME, REGRESSION_TEST_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 import management - import django.db.models - - # Determine which models we're going to test. - test_models = get_test_models() - if 'othertests' in self.which_tests: - self.which_tests.remove('othertests') - run_othertests = True - if not self.which_tests: - test_models = [] - else: - run_othertests = not self.which_tests - - if self.which_tests: - # Only run the specified tests. - bad_models = [m for m in self.which_tests if (MODEL_TESTS_DIR_NAME, m) not in test_models and (REGRESSION_TESTS_DIR_NAME, m) not in test_models] - if bad_models: - sys.stderr.write("Models not found: %s\n" % bad_models) - sys.exit(1) - else: - all_tests = [] - for test in self.which_tests: - for loc in MODEL_TESTS_DIR_NAME, REGRESSION_TESTS_DIR_NAME: - if (loc, test) in test_models: - all_tests.append((loc, test)) - test_models = all_tests - - self.output(0, "Running tests with database %r" % settings.DATABASE_ENGINE) - - # If we're using SQLite, it's more convenient to test against an - # in-memory database. - if settings.DATABASE_ENGINE == "sqlite3": - global TEST_DATABASE_NAME - TEST_DATABASE_NAME = ":memory:" - else: - # Create the test database and connect to it. We need to autocommit - # if the database supports it because PostgreSQL doesn't allow - # CREATE/DROP DATABASE statements within transactions. - cursor = connection.cursor() - self._set_autocommit(connection) - self.output(1, "Creating test database") - try: - cursor.execute("CREATE DATABASE %s" % TEST_DATABASE_NAME) - except Exception, e: - sys.stderr.write("Got an error creating the test database: %s\n" % e) - confirm = raw_input("It appears the test database, %s, already exists. Type 'yes' to delete it, or 'no' to cancel: " % TEST_DATABASE_NAME) - if confirm == 'yes': - cursor.execute("DROP DATABASE %s" % TEST_DATABASE_NAME) - cursor.execute("CREATE DATABASE %s" % TEST_DATABASE_NAME) - else: - print "Tests cancelled." - return - connection.close() - old_database_name = settings.DATABASE_NAME - settings.DATABASE_NAME = TEST_DATABASE_NAME - - # Initialize the test database. - cursor = connection.cursor() - from django.db.models.loading import load_app - # Install the core always installed apps - for app in ALWAYS_INSTALLED_APPS: - self.output(1, "Installing contrib app %s" % app) - mod = load_app(app) - management.install(mod) - - # Run the tests for each test model. - self.output(1, "Running app tests") - for model_dir, model_name in test_models: - self.output(1, "%s model: Importing" % model_name) - try: - mod = load_app(model_dir + '.' + model_name) - except Exception, e: - log_error(model_name, "Error while importing", ''.join(traceback.format_exception(*sys.exc_info())[1:])) - continue - - if not getattr(mod, 'error_log', None): - # Model is not marked as an invalid model - self.output(1, "%s.%s model: Installing" % (model_dir, model_name)) - management.install(mod) - - # Run the API tests. - p = doctest.DocTestParser() - test_namespace = dict([(m._meta.object_name, m) \ - for m in django.db.models.get_models(mod)]) - dtest = p.get_doctest(mod.API_TESTS, test_namespace, model_name, None, None) - # Manually set verbose=False, because "-v" command-line parameter - # has side effects on doctest TestRunner class. - runner = DjangoDoctestRunner(verbosity_level=verbosity_level, verbose=False) - self.output(1, "%s.%s model: Running tests" % (model_dir, model_name)) - runner.run(dtest, clear_globs=True, out=sys.stdout.write) - else: - # Check that model known to be invalid is invalid for the right reasons. - self.output(1, "%s.%s model: Validating" % (model_dir, model_name)) - - from cStringIO import StringIO - s = StringIO() - count = management.get_validation_errors(s, mod) - s.seek(0) - error_log = s.read() - actual = error_log.split('\n') - expected = mod.error_log.split('\n') - - unexpected = [err for err in actual if err not in expected] - missing = [err for err in expected if err not in actual] - - if unexpected or missing: - unexpected_log = '\n'.join(unexpected) - missing_log = '\n'.join(missing) - log_error(model_name, - "Validator found %d validation errors, %d expected" % (count, len(expected) - 1), - "Missing errors:\n%s\n\nUnexpected errors:\n%s" % (missing_log, unexpected_log)) - - if run_othertests: - # Run the non-model tests in the other tests dir - self.output(1, "Running other tests") - other_tests_dir = os.path.join(os.path.dirname(__file__), OTHER_TESTS_DIR) - test_modules = [f[:-3] for f in os.listdir(other_tests_dir) if f.endswith('.py') and not f.startswith('__init__')] - for module in test_modules: - self.output(1, "%s module: Importing" % module) - try: - mod = __import__("othertests." + module, '', '', ['']) - except Exception, e: - log_error(module, "Error while importing", ''.join(traceback.format_exception(*sys.exc_info())[1:])) - continue - if mod.__doc__: - p = doctest.DocTestParser() - dtest = p.get_doctest(mod.__doc__, mod.__dict__, module, None, None) - runner = DjangoDoctestRunner(verbosity_level=verbosity_level, verbose=False) - self.output(1, "%s module: running tests" % module) - runner.run(dtest, clear_globs=True, out=sys.stdout.write) - if hasattr(mod, "run_tests") and callable(mod.run_tests): - self.output(1, "%s module: running tests" % module) - try: - mod.run_tests(verbosity_level) - except Exception, e: - log_error(module, "Exception running tests", ''.join(traceback.format_exception(*sys.exc_info())[1:])) - continue - - # Unless we're using SQLite, remove the test database to clean up after - # ourselves. Connect to the previous database (not the test database) - # to do so, because it's not allowed to delete a database while being - # connected to it. - if settings.DATABASE_ENGINE != "sqlite3": - connection.close() - settings.DATABASE_NAME = old_database_name - cursor = connection.cursor() - self.output(1, "Deleting test database") - self._set_autocommit(connection) - time.sleep(1) # To avoid "database is being accessed by other users" errors. - cursor.execute("DROP DATABASE %s" % TEST_DATABASE_NAME) - - # Display output. - if error_list: - for d in error_list: - print - print d['title'] - print "=" * len(d['title']) - print d['description'] - print "%s error%s:" % (len(error_list), len(error_list) != 1 and 's' or '') - else: - print "All tests passed." - - def _set_autocommit(self, connection): - """ - Make sure a connection is in autocommit mode. - """ - if hasattr(connection.connection, "autocommit"): - connection.connection.autocommit(True) - elif hasattr(connection.connection, "set_isolation_level"): - connection.connection.set_isolation_level(0) - + from cStringIO import StringIO + + try: + module = load_app(self.model_label) + except Exception, e: + self.fail('Unable to load invalid model module') + + s = StringIO() + count = management.get_validation_errors(s, module) + 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 django_tests(verbosity, tests_to_run): + from django.conf import settings + from django.db.models.loading import get_apps, load_app + old_installed_apps = settings.INSTALLED_APPS + + # load all the ALWAYS_INSTALLED_APPS + settings.INSTALLED_APPS = ALWAYS_INSTALLED_APPS + get_apps() + + test_models = [] + # Load all the test model apps + for model_dir, model_name in get_test_models(): + model_label = '.'.join([model_dir, model_name]) + try: + # 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 tests_to_run or model_name in tests_to_run: + if verbosity >= 1: + print "Importing model %s" % model_name + mod = load_app(model_label) + settings.INSTALLED_APPS.append(model_label) + test_models.append(mod) + except Exception, e: + sys.stderr.write("Error while importing %s:" % model_name + ''.join(traceback.format_exception(*sys.exc_info())[1:])) + continue + + # 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 tests_to_run or model_name in tests_to_run: + extra_tests.append(InvalidModelTestCase(model_label)) + + # Run the test suite, including the extra validation tests. + from django.test.simple import run_tests + run_tests(test_models, verbosity, extra_tests=extra_tests) + + # Restore the old INSTALLED_APPS setting + settings.INSTALLED_APPS = old_installed_apps + if __name__ == "__main__": from optparse import OptionParser usage = "%prog [options] [model model model ...]" parser = OptionParser(usage=usage) - parser.add_option('-v', help='How verbose should the output be? Choices are 0, 1 and 2, where 2 is most verbose. Default is 0.', - type='choice', choices=['0', '1', '2']) + 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('--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.') options, args = parser.parse_args() - verbosity_level = 0 - if options.v: - verbosity_level = int(options.v) if options.settings: os.environ['DJANGO_SETTINGS_MODULE'] = options.settings - t = TestRunner(verbosity_level, args) - t.run_tests() + + django_tests(int(options.verbosity), args) |