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import os
import sys
import unittest
import nose
from nose import case
from nose.pyversion import unbound_method
# don't import * -- some util functions look testlike
from nose import util
np = os.path.normpath
class TestUtils(unittest.TestCase):
def test_file_like(self):
file_like = util.file_like
assert file_like('a/file')
assert file_like('file.py')
assert file_like('/some/file.py')
assert not file_like('a.file')
assert not file_like('some.package')
assert file_like('a-file')
assert not file_like('test')
def test_split_test_name(self):
split_test_name = util.split_test_name
assert split_test_name('a.package:Some.method') == \
(None, 'a.package', 'Some.method')
assert split_test_name('some.module') == \
(None, 'some.module', None)
assert split_test_name('this/file.py:func') == \
(np('this/file.py'), None, 'func')
assert split_test_name('some/file.py') == \
(np('some/file.py'), None, None)
assert split_test_name(':Baz') == \
(None, None, 'Baz')
assert split_test_name('foo:bar/baz.py') == \
(np('foo:bar/baz.py'), None, None)
def test_split_test_name_windows(self):
# convenience
stn = util.split_test_name
self.assertEqual(stn(r'c:\some\path.py:a_test'),
(np(r'c:\some\path.py'), None, 'a_test'))
self.assertEqual(stn(r'c:\some\path.py'),
(np(r'c:\some\path.py'), None, None))
self.assertEqual(stn(r'c:/some/other/path.py'),
(np(r'c:/some/other/path.py'), None, None))
self.assertEqual(stn(r'c:/some/other/path.py:Class.test'),
(np(r'c:/some/other/path.py'), None, 'Class.test'))
try:
stn('cat:dog:something')
except ValueError:
pass
else:
self.fail("Nonsense test name should throw ValueError")
def test_test_address(self):
# test addresses are specified as
# package.module:class.method
# /path/to/file.py:class.method
# converted into 3-tuples (file, module, callable)
# all terms optional
test_address = util.test_address
absfile = util.absfile
class Foo:
def bar(self):
pass
def baz():
pass
f = Foo()
class FooTC(unittest.TestCase):
def test_one(self):
pass
def test_two(self):
pass
class CustomTestType(type):
pass
class CustomTC(unittest.TestCase):
__metaclass__ = CustomTestType
def test_one(self):
pass
def test_two(self):
pass
foo_funct = case.FunctionTestCase(baz)
foo_functu = unittest.FunctionTestCase(baz)
foo_mtc = case.MethodTestCase(unbound_method(Foo, Foo.bar))
me = util.src(absfile(__file__))
self.assertEqual(test_address(baz),
(me, __name__, 'baz'))
assert test_address(Foo) == (me, __name__, 'Foo')
assert test_address(unbound_method(Foo, Foo.bar)) == (me, __name__,
'Foo.bar')
assert test_address(f) == (me, __name__, 'Foo')
assert test_address(f.bar) == (me, __name__, 'Foo.bar')
assert test_address(nose) == (
util.src(absfile(nose.__file__)), 'nose', None)
# test passing the actual test callable, as the
# missed test plugin must do
self.assertEqual(test_address(FooTC('test_one')),
(me, __name__, 'FooTC.test_one'))
self.assertEqual(test_address(CustomTC('test_one')),
(me, __name__, 'CustomTC.test_one'))
self.assertEqual(test_address(foo_funct),
(me, __name__, 'baz'))
self.assertEqual(test_address(foo_functu),
(me, __name__, 'baz'))
self.assertEqual(test_address(foo_mtc),
(me, __name__, 'Foo.bar'))
# verify that we fail on an invalid input type
self.assertRaises(TypeError, test_address, 1)
self.assertRaises(TypeError, test_address, "foo")
def test_isclass_detects_classes(self):
class TC(unittest.TestCase):
pass
class TC_Classic:
pass
class TC_object(object):
pass
# issue153 -- was not detecting custom typed classes...
class TCType(type):
pass
class TC_custom_type(object):
__metaclass__ = TCType
class TC_unittest_custom_type(unittest.TestCase):
__metaclass__ = TCType
assert util.isclass(TC), "failed to detect %s as class" % TC
assert util.isclass(TC_Classic), "failed to detect %s as class" % TC_Classic
assert util.isclass(TC_object), "failed to detect %s as class" % TC_object
assert util.isclass(TC_custom_type), "failed to detect %s as class" % TC_custom_type
assert util.isclass(TC_unittest_custom_type), "failed to detect %s as class" % TC_unittest_custom_type
def test_isclass_ignores_nonclass_things(self):
anint = 1
adict = {}
assert not util.isclass(anint), "should have ignored %s" % type(anint)
assert not util.isclass(adict), "should have ignored %s" % type(adict)
def test_tolist(self):
tolist = util.tolist
assert tolist('foo') == ['foo']
assert tolist(['foo', 'bar']) == ['foo', 'bar']
assert tolist('foo,bar') == ['foo', 'bar']
self.assertEqual(tolist('.*foo/.*,.1'), ['.*foo/.*', '.1'])
def test_try_run(self):
try_run = util.try_run
import imp
def bar():
pass
def bar_m(mod):
pass
class Bar:
def __call__(self):
pass
class Bar_m:
def __call__(self, mod):
pass
class Bar_method:
def method(self):
pass
foo = imp.new_module('foo')
foo.bar = bar
foo.bar_m = bar_m
foo.i_bar = Bar()
foo.i_bar_m = Bar_m()
foo.i_bar_m = Bar_method().method
try_run(foo, ('bar',))
try_run(foo, ('bar_m',))
try_run(foo, ('i_bar',))
try_run(foo, ('i_bar_m',))
try_run(foo, ('i_bar_method',))
if __name__ == '__main__':
unittest.main()
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