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import unittest, doctest
from django.conf import settings
from django.core import management
from django.test.utils import setup_test_environment, teardown_test_environment
from django.test.utils import create_test_db, destroy_test_db
from django.test.testcases import OutputChecker, DocTestRunner
# The module name for tests outside models.py
TEST_MODULE = 'tests'
doctestOutputChecker = OutputChecker()
def build_suite(app_module):
"Create a complete Django test suite for the provided application module"
suite = unittest.TestSuite()
# Load unit and doctests in the models.py file
suite.addTest(unittest.defaultTestLoader.loadTestsFromModule(app_module))
try:
suite.addTest(doctest.DocTestSuite(app_module,
checker=doctestOutputChecker,
runner=DocTestRunner))
except ValueError:
# No doc tests in models.py
pass
# Check to see if a separate 'tests' module exists parallel to the
# models module
try:
app_path = app_module.__name__.split('.')[:-1]
test_module = __import__('.'.join(app_path + [TEST_MODULE]), {}, {}, TEST_MODULE)
suite.addTest(unittest.defaultTestLoader.loadTestsFromModule(test_module))
try:
suite.addTest(doctest.DocTestSuite(test_module,
checker=doctestOutputChecker,
runner=DocTestRunner))
except ValueError:
# No doc tests in tests.py
pass
except ImportError, e:
# Couldn't import tests.py. Was it due to a missing file, or
# due to an import error in a tests.py that actually exists?
import os.path
from imp import find_module
try:
mod = find_module(TEST_MODULE, [os.path.dirname(app_module.__file__)])
except ImportError:
# 'tests' module doesn't exist. Move on.
pass
else:
# The module exists, so there must be an import error in the
# test module itself. We don't need the module; close the file
# handle returned by find_module.
mod[0].close()
raise
return suite
def run_tests(module_list, verbosity=1, extra_tests=[]):
"""
Run the unit tests for all the modules in the provided list.
This testrunner will search each of the modules in the provided list,
looking for doctests and unittests in models.py or tests.py within
the module. A list of 'extra' tests may also be provided; these tests
will be added to the test suite.
"""
setup_test_environment()
settings.DEBUG = False
suite = unittest.TestSuite()
for module in module_list:
suite.addTest(build_suite(module))
for test in extra_tests:
suite.addTest(test)
old_name = settings.DATABASE_NAME
create_test_db(verbosity)
management.syncdb(verbosity, interactive=False)
unittest.TextTestRunner(verbosity=verbosity).run(suite)
destroy_test_db(old_name, verbosity)
teardown_test_environment()
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