class InstanceOf(MatcherTestCase):
def test_invalid_type(self):
with self.assertRaises(TypeError):
__unit__.InstanceOf(object())
def test_none(self):
self.assert_match(None, object)
self.assert_no_match(None, self.Class)
def test_zero(self):
self.assert_match(0, int)
self.assert_no_match(0, self.Class)
def test_string(self):
s = "Alice has a cat"
self.assert_match(s, str)
self.assert_no_match(s, self.Class)
def test_class__inexact(self):
self.assert_match(self.Class(), self.Class)
self.assert_no_match(self.Class(), int)
def test_class__exact(self):
self.assert_match(self.Class(), self.Class, exact=True)
self.assert_no_match(self.Class(), object, exact=True)
def test_meta(self):
self.assert_match(self.Class, type)
self.assert_match(self.Class, type, exact=True)
self.assert_match(type, type)
self.assert_match(type, type, exact=True)
test_repr = lambda self: self.assert_repr(__unit__.InstanceOf(object))
# Utility code
class Class(object):
pass
def assert_match(self, value, type_, exact=False):
return super(InstanceOf, self) \
.assert_match(__unit__.InstanceOf(type_, exact), value)
def assert_no_match(self, value, type_, exact=False):
return super(InstanceOf, self) \
.assert_no_match(__unit__.InstanceOf(type_, exact), value)
def test_invalid_type(self):
with self.assertRaises(TypeError):
__unit__.InstanceOf(object())
def assert_no_match(self, value, type_):
return super(InstanceOf, self) \
.assert_no_match(__unit__.InstanceOf(type_), value)
def assert_match(self, value, type_, exact=False):
return super(InstanceOf, self) \
.assert_match(__unit__.InstanceOf(type_, exact), value)