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import os
import sys
import unittest
from cStringIO import StringIO
from optparse import OptionParser
import nose.core
from nose.config import Config, all_config_files
from nose.tools import set_trace
from mock import Bucket, MockOptParser
class NullLoader:
def loadTestsFromNames(self, names):
return unittest.TestSuite()
class TestAPI_run(unittest.TestCase):
def test_restore_stdout(self):
print "AHOY"
s = StringIO()
print s
stdout = sys.stdout
conf = Config(stream=s)
# set_trace()
print "About to run"
res = nose.core.run(
testLoader=NullLoader(), argv=['test_run'], env={}, config=conf)
print "Done running"
stdout_after = sys.stdout
self.assertEqual(stdout, stdout_after)
class Undefined(object):
pass
class TestUsage(unittest.TestCase):
def test_from_directory(self):
usage_txt = nose.core.TestProgram.usage()
assert usage_txt.startswith('nose collects tests automatically'), (
"Unexpected usage: '%s...'" % usage_txt[0:50].replace("\n", '\n'))
def test_from_zip(self):
requested_data = []
# simulates importing nose from a zip archive
# with a zipimport.zipimporter instance
class fake_zipimporter(object):
def get_data(self, path):
requested_data.append(path)
# Return as str in Python 2, bytes in Python 3.
return '<usage>'.encode('utf-8')
existing_loader = getattr(nose, '__loader__', Undefined)
try:
nose.__loader__ = fake_zipimporter()
usage_txt = nose.core.TestProgram.usage()
self.assertEqual(usage_txt, '<usage>')
self.assertEqual(requested_data, [os.path.join(
os.path.dirname(nose.__file__), 'usage.txt')])
finally:
if existing_loader is not Undefined:
nose.__loader__ = existing_loader
else:
del nose.__loader__
class DummyTestProgram(nose.core.TestProgram):
def __init__(self, *args, **kwargs):
pass
class TestProgramConfigs(unittest.TestCase):
def setUp(self):
self.program = DummyTestProgram()
def test_getAllConfigFiles(self):
self.assertEqual(self.program.getAllConfigFiles(), all_config_files())
def test_getAllConfigFiles_ignore_configs(self):
env = {'NOSE_IGNORE_CONFIG_FILES': 'yes'}
self.assertEqual(self.program.getAllConfigFiles(env), [])
def test_makeConfig(self):
calls = []
class TestProgramMock(DummyTestProgram):
def getAllConfigFiles(self, env):
calls.append(env)
return []
program = TestProgramMock()
env = {'foo': 'bar'}
program.makeConfig(env)
self.assertEqual(calls, [env])
if __name__ == '__main__':
unittest.main()
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