def istestfunction(self, obj, name):
if self.funcnamefilter(name) or self.isnosetest(obj):
if isinstance(obj, staticmethod):
# static methods need to be unwrapped
obj = safe_getattr(obj, "__func__", False)
return (
safe_getattr(obj, "__call__", False)
and fixtures.getfixturemarker(obj) is None
)
else:
return False
def istestfunction(self, obj, name):
if self.funcnamefilter(name) or self.isnosetest(obj):
if isinstance(obj, staticmethod):
# static methods need to be unwrapped
obj = safe_getattr(obj, "__func__", False)
return (
safe_getattr(obj, "__call__", False)
and fixtures.getfixturemarker(obj) is None
)
else:
return False
def istestfunction(self, obj, name):
if self.funcnamefilter(name) or self.isnosetest(obj):
if isinstance(obj, staticmethod):
# static methods need to be unwrapped
obj = safe_getattr(obj, "__func__", False)
if obj is False:
# Python 2.6 wraps in a different way that we won't try to handle
msg = "cannot collect static method %r because it is not a function"
self.warn(code="C2", message=msg % name)
return False
return (safe_getattr(obj, "__call__", False)
and fixtures.getfixturemarker(obj) is None)
else:
return False
def _is_mocked(obj: object) -> bool:
"""Return if an object is possibly a mock object by checking the
existence of a highly improbable attribute."""
return (
safe_getattr(obj, "pytest_mock_example_attribute_that_shouldnt_exist", None)
is not None
)
def istestfunction(self, obj, name):
if self.funcnamefilter(name) or self.isnosetest(obj):
if isinstance(obj, staticmethod):
# static methods need to be unwrapped
obj = safe_getattr(obj, "__func__", False)
if obj is False:
# Python 2.6 wraps in a different way that we won't try to handle
msg = "cannot collect static method %r because it is not a function"
self.warn(code="C2", message=msg % name)
return False
return (
safe_getattr(obj, "__call__", False)
and fixtures.getfixturemarker(obj) is None
)
else:
return False
def parsefactories(self, node_or_obj, nodeid=NOTSET, unittest=False):
if nodeid is not NOTSET:
holderobj = node_or_obj
else:
holderobj = node_or_obj.obj
nodeid = node_or_obj.nodeid
if holderobj in self._holderobjseen:
return
self._holderobjseen.add(holderobj)
autousenames = []
for name in dir(holderobj):
# The attribute can be an arbitrary descriptor, so the attribute
# access below can raise. safe_getatt() ignores such exceptions.
obj = safe_getattr(holderobj, name, None)
marker = getfixturemarker(obj)
if not isinstance(marker, FixtureFunctionMarker):
# magic globals with __getattr__ might have got us a wrong
# fixture attribute
continue
if marker.name:
name = marker.name
# during fixture definition we wrap the original fixture function
# to issue a warning if called directly, so here we unwrap it in order to not emit the warning
# when pytest itself calls the fixture function
if six.PY2 and unittest:
# hack on Python 2 because of the unbound methods
obj = get_real_func(obj)
else:
obj = get_real_method(obj, holderobj)
fixture_def = FixtureDef(
self,
nodeid,
name,
obj,
marker.scope,
marker.params,
unittest=unittest,
ids=marker.ids,
)
faclist = self._arg2fixturedefs.setdefault(name, [])
if fixture_def.has_location:
faclist.append(fixture_def)
else:
# fixturedefs with no location are at the front
# so this inserts the current fixturedef after the
# existing fixturedefs from external plugins but
# before the fixturedefs provided in conftests.
i = len([f for f in faclist if not f.has_location])
faclist.insert(i, fixture_def)
if marker.autouse:
autousenames.append(name)
if autousenames:
self._nodeid_and_autousenames.append((nodeid or "", autousenames))
def parsefactories(self, node_or_obj, nodeid=NOTSET, unittest=False):
if nodeid is not NOTSET:
holderobj = node_or_obj
else:
holderobj = node_or_obj.obj
nodeid = node_or_obj.nodeid
if holderobj in self._holderobjseen:
return
self._holderobjseen.add(holderobj)
autousenames = []
for name in dir(holderobj):
# The attribute can be an arbitrary descriptor, so the attribute
# access below can raise. safe_getatt() ignores such exceptions.
obj = safe_getattr(holderobj, name, None)
marker = getfixturemarker(obj)
if not isinstance(marker, FixtureFunctionMarker):
# magic globals with __getattr__ might have got us a wrong
# fixture attribute
continue
if marker.name:
name = marker.name
# during fixture definition we wrap the original fixture function
# to issue a warning if called directly, so here we unwrap it in order to not emit the warning
# when pytest itself calls the fixture function
if six.PY2 and unittest:
# hack on Python 2 because of the unbound methods
obj = get_real_func(obj)
else:
obj = get_real_method(obj, holderobj)
fixture_def = FixtureDef(
self,
nodeid,
name,
obj,
marker.scope,
marker.params,
unittest=unittest,
ids=marker.ids,
)
faclist = self._arg2fixturedefs.setdefault(name, [])
if fixture_def.has_location:
faclist.append(fixture_def)
else:
# fixturedefs with no location are at the front
# so this inserts the current fixturedef after the
# existing fixturedefs from external plugins but
# before the fixturedefs provided in conftests.
i = len([f for f in faclist if not f.has_location])
faclist.insert(i, fixture_def)
if marker.autouse:
autousenames.append(name)
if autousenames:
self._nodeid_and_autousenames.append((nodeid or "", autousenames))
def _is_mocked(obj):
"""
returns if a object is possibly a mock object by checking the existence of a highly improbable attribute
"""
return (
safe_getattr(obj, "pytest_mock_example_attribute_that_shouldnt_exist", None)
is not None
)
def isnosetest(self, obj):
""" Look for the __test__ attribute, which is applied by the
@nose.tools.istest decorator
"""
# We explicitly check for "is True" here to not mistakenly treat
# classes with a custom __getattr__ returning something truthy (like a
# function) as test classes.
return safe_getattr(obj, "__test__", False) is True
def isnosetest(self, obj):
""" Look for the __test__ attribute, which is applied by the
@nose.tools.istest decorator
"""
# We explicitly check for "is True" here to not mistakenly treat
# classes with a custom __getattr__ returning something truthy (like a
# function) as test classes.
return safe_getattr(obj, '__test__', False) is True
def parsefactories(self, node_or_obj, nodeid=NOTSET, unittest=False):
if nodeid is not NOTSET:
holderobj = node_or_obj
else:
holderobj = node_or_obj.obj
nodeid = node_or_obj.nodeid
if holderobj in self._holderobjseen:
return
self._holderobjseen.add(holderobj)
autousenames = []
for name in dir(holderobj):
# The attribute can be an arbitrary descriptor, so the attribute
# access below can raise. safe_getatt() ignores such exceptions.
obj = safe_getattr(holderobj, name, None)
# fixture functions have a pytest_funcarg__ prefix (pre-2.3 style)
# or are "@pytest.fixture" marked
marker = getfixturemarker(obj)
if marker is None:
if not name.startswith(self._argprefix):
continue
if not callable(obj):
continue
marker = defaultfuncargprefixmarker
from _pytest import deprecated
self.config.warn('C1', deprecated.FUNCARG_PREFIX.format(name=name), nodeid=nodeid)
name = name[len(self._argprefix):]
elif not isinstance(marker, FixtureFunctionMarker):
# magic globals with __getattr__ might have got us a wrong
# fixture attribute
continue
else:
if marker.name:
name = marker.name
msg = 'fixtures cannot have "pytest_funcarg__" prefix ' \
'and be decorated with @pytest.fixture:\n%s' % name
assert not name.startswith(self._argprefix), msg
fixture_def = FixtureDef(self, nodeid, name, obj,
marker.scope, marker.params,
unittest=unittest, ids=marker.ids)
faclist = self._arg2fixturedefs.setdefault(name, [])
if fixture_def.has_location:
faclist.append(fixture_def)
else:
# fixturedefs with no location are at the front
# so this inserts the current fixturedef after the
# existing fixturedefs from external plugins but
# before the fixturedefs provided in conftests.
i = len([f for f in faclist if not f.has_location])
faclist.insert(i, fixture_def)
if marker.autouse:
autousenames.append(name)
if autousenames:
self._nodeid_and_autousenames.append((nodeid or '', autousenames))
def collect(self):
if not safe_getattr(self.obj, "__test__", True):
return []
if hasinit(self.obj):
self.warn("C1", "cannot collect test class %r because it has a "
"__init__ constructor" % self.obj.__name__)
return []
elif hasnew(self.obj):
self.warn("C1", "cannot collect test class %r because it has a "
"__new__ constructor" % self.obj.__name__)
return []
return [self._getcustomclass("Instance")(name="()", parent=self)]
def collect(self):
if not safe_getattr(self.obj, "__test__", True):
return []
if hasinit(self.obj):
self.warn("C1", "cannot collect test class %r because it has a "
"__init__ constructor" % self.obj.__name__)
return []
elif hasnew(self.obj):
self.warn("C1", "cannot collect test class %r because it has a "
"__new__ constructor" % self.obj.__name__)
return []
return [self._getcustomclass("Instance")(name="()", parent=self)]
def collect(self):
if not safe_getattr(self.obj, "__test__", True):
return []
if hasinit(self.obj):
self.warn(
PytestWarning(
"cannot collect test class %r because it has a "
"__init__ constructor" % self.obj.__name__
)
)
return []
elif hasnew(self.obj):
self.warn(
PytestWarning(
"cannot collect test class %r because it has a "
"__new__ constructor" % self.obj.__name__
)
)
return []
return [Instance(name="()", parent=self)]
def collect(self):
if not safe_getattr(self.obj, "__test__", True):
return []
if hasinit(self.obj):
self.warn(
PytestWarning(
"cannot collect test class %r because it has a "
"__init__ constructor" % self.obj.__name__
)
)
return []
elif hasnew(self.obj):
self.warn(
PytestWarning(
"cannot collect test class %r because it has a "
"__new__ constructor" % self.obj.__name__
)
)
return []
return [Instance(name="()", parent=self)]
def test_safe_getattr():
helper = ErrorsHelper()
assert safe_getattr(helper, 'raise_exception', 'default') == 'default'
assert safe_getattr(helper, 'raise_fail', 'default') == 'default'
def test_safe_getattr():
helper = ErrorsHelper()
assert safe_getattr(helper, "raise_exception", "default") == "default"
assert safe_getattr(helper, "raise_fail", "default") == "default"
def test_safe_getattr():
helper = ErrorsHelper()
assert safe_getattr(helper, "raise_exception", "default") == "default"
assert safe_getattr(helper, "raise_fail", "default") == "default"
def test_safe_getattr():
helper = ErrorsHelper()
assert safe_getattr(helper, "raise_exception", "default") == "default"
assert safe_getattr(helper, "raise_fail_outcome", "default") == "default"
with pytest.raises(BaseException):
assert safe_getattr(helper, "raise_baseexception", "default")
def test_safe_getattr():
helper = ErrorsHelper()
assert safe_getattr(helper, 'raise_exception', 'default') == 'default'
assert safe_getattr(helper, 'raise_fail', 'default') == 'default'
