def raise_keyb_from_match():
if sys.version_info > (2, 5):
matcher = Raises(MatchesException(Exception))
else:
# On Python 2.4 KeyboardInterrupt is a StandardError subclass
# but should propogate from less generic exception matchers
matcher = Raises(MatchesException(EnvironmentError))
matcher.match(self.raiser)
class TestMatchesExceptionTypeReInterface(TestCase, TestMatchersInterface):
matches_matcher = MatchesException(ValueError, 'fo.')
error_foo = make_error(ValueError, 'foo')
error_sub = make_error(UnicodeError, 'foo')
error_bar = make_error(ValueError, 'bar')
matches_matches = [error_foo, error_sub]
matches_mismatches = [error_bar]
str_examples = [("MatchesException(%r)" % Exception,
MatchesException(Exception, 'fo.'))]
describe_examples = [
("'bar' does not match /fo./", error_bar,
MatchesException(ValueError, "fo.")),
]
class TestMatchesExceptionTypeInterface(TestCase, TestMatchersInterface):
matches_matcher = MatchesException(ValueError)
error_foo = make_error(ValueError, 'foo')
error_sub = make_error(UnicodeError, 'bar')
error_base_foo = make_error(Exception, 'foo')
matches_matches = [error_foo, error_sub]
matches_mismatches = [error_base_foo]
str_examples = [("MatchesException(%r)" % Exception,
MatchesException(Exception))]
describe_examples = [
("%r is not a %r" % (Exception, ValueError), error_base_foo,
MatchesException(ValueError)),
]
def test_KeyboardInterrupt_propogates(self):
# The default 'it raised' propogates KeyboardInterrupt.
match_keyb = Raises(MatchesException(KeyboardInterrupt))
def raise_keyb_from_match():
matcher = Raises()
matcher.match(self.raiser)
self.assertThat(raise_keyb_from_match, match_keyb)
def test_KeyboardInterrupt_match_Exception_propogates(self):
# If the raised exception isn't matched, and it is not a subclass of
# Exception, it is propogated.
match_keyb = Raises(MatchesException(KeyboardInterrupt))
def raise_keyb_from_match():
matcher = Raises(MatchesException(Exception))
matcher.match(self.raiser)
self.assertThat(raise_keyb_from_match, match_keyb)
class TestMatchesExceptionTypeMatcherInterface(TestCase,
TestMatchersInterface):
matches_matcher = MatchesException(ValueError,
AfterPreprocessing(str, Equals('foo')))
error_foo = make_error(ValueError, 'foo')
error_sub = make_error(UnicodeError, 'foo')
error_bar = make_error(ValueError, 'bar')
matches_matches = [error_foo, error_sub]
matches_mismatches = [error_bar]
str_examples = [("MatchesException(%r)" % Exception,
MatchesException(Exception, Equals('foo')))]
describe_examples = [
("5 != %r" % (error_bar[1], ), error_bar,
MatchesException(ValueError, Equals(5))),
]
class TestMatchesExceptionInstanceInterface(TestCase, TestMatchersInterface):
matches_matcher = MatchesException(ValueError("foo"))
error_foo = make_error(ValueError, 'foo')
error_bar = make_error(ValueError, 'bar')
error_base_foo = make_error(Exception, 'foo')
matches_matches = [error_foo]
matches_mismatches = [error_bar, error_base_foo]
str_examples = [("MatchesException(Exception('foo',))",
MatchesException(Exception('foo')))]
describe_examples = [
("%r is not a %r" % (Exception, ValueError), error_base_foo,
MatchesException(ValueError("foo"))),
("ValueError('bar',) has different arguments to ValueError('foo',).",
error_bar, MatchesException(ValueError("foo"))),
]
class TestMatchesExceptionInstanceInterface(TestCase, TestMatchersInterface):
matches_matcher = MatchesException(ValueError("foo"))
error_foo = make_error(ValueError, 'foo')
error_bar = make_error(ValueError, 'bar')
error_base_foo = make_error(Exception, 'foo')
matches_matches = [error_foo]
matches_mismatches = [error_bar, error_base_foo]
if sys.version_info >= (3, 7):
# exception's repr has changed
_e = ''
else:
_e = ','
str_examples = [("MatchesException(Exception('foo'%s))" % _e,
MatchesException(Exception('foo')))]
describe_examples = [
("%r is not a %r" % (Exception, ValueError), error_base_foo,
MatchesException(ValueError("foo"))),
("ValueError('bar'%s) has different arguments to ValueError('foo'%s)."
% (_e, _e), error_bar, MatchesException(ValueError("foo"))),
]
def test_KeyboardInterrupt_match_Exception_propogates(self):
# If the raised exception isn't matched, and it is not a subclass of
# Exception, it is propogated.
match_keyb = Raises(MatchesException(KeyboardInterrupt))
def raise_keyb_from_match():
if sys.version_info > (2, 5):
matcher = Raises(MatchesException(Exception))
else:
# On Python 2.4 KeyboardInterrupt is a StandardError subclass
# but should propogate from less generic exception matchers
matcher = Raises(MatchesException(EnvironmentError))
matcher.match(self.raiser)
self.assertThat(raise_keyb_from_match, match_keyb)
class TestRaisesExceptionMatcherInterface(TestCase, TestMatchersInterface):
matches_matcher = Raises(
exception_matcher=MatchesException(Exception('foo')))
def boom_bar():
raise Exception('bar')
def boom_foo():
raise Exception('foo')
matches_matches = [boom_foo]
matches_mismatches = [lambda:None, boom_bar]
# Tricky to get function objects to render constantly, and the interfaces
# helper uses assertEqual rather than (for instance) DocTestMatches.
str_examples = []
describe_examples = []
def raise_keyb_from_match():
matcher = Raises(MatchesException(Exception))
matcher.match(self.raiser)
def test_KeyboardInterrupt_matched(self):
# When KeyboardInterrupt is matched, it is swallowed.
matcher = Raises(MatchesException(KeyboardInterrupt))
self.assertThat(self.raiser, matcher)