def __getstate__(self):
"""Avoid pickling objects in the traceback.
"""
if self.pickled:
return self.__dict__
c = self.__dict__.copy()
c['frames'] = [
[
v[0], v[1], v[2],
[(j[0], _reflect.safe_repr(j[1])) for j in v[3]],
[(j[0], _reflect.safe_repr(j[1])) for j in v[4]]
] for v in self.frames
]
# added 2003-06-23. See comment above in __init__
c['tb'] = None
if self.stack is not None:
# XXX: This is a band-aid. I can't figure out where these
# (failure.stack is None) instances are coming from.
c['stack'] = [
[
v[0], v[1], v[2],
[(j[0], _reflect.safe_repr(j[1])) for j in v[3]],
[(j[0], _reflect.safe_repr(j[1])) for j in v[4]]
] for v in self.stack
]
c['pickled'] = 1
return c
def test_brokenStr(self):
"""
L{_reflect.safe_repr} isn't affected by a broken C{__str__} method.
"""
b = Breakable()
b.breakStr = True
self.assertEquals(_reflect.safe_repr(b), repr(b))
def test_workingRepr(self):
"""
L{_reflect.safe_repr} produces the same output as C{repr} on a working
object.
"""
x = [1, 2, 3]
self.assertEquals(_reflect.safe_repr(x), repr(x))
def test_brokenStr(self):
"""
L{_reflect.safe_repr} isn't affected by a broken C{__str__} method.
"""
b = Breakable()
b.breakStr = True
self.assertEquals(_reflect.safe_repr(b), repr(b))
def test_workingRepr(self):
"""
L{_reflect.safe_repr} produces the same output as C{repr} on a working
object.
"""
x = [1, 2, 3]
self.assertEquals(_reflect.safe_repr(x), repr(x))
def test_brokenClassNameAttribute(self):
"""
If a class raises an exception when accessing its C{__name__} attribute
B{and} when calling its C{__str__} implementation, L{_reflect.safe_repr}
returns 'BROKEN CLASS' instead of the class name.
"""
class X(BTBase):
breakName = True
xRepr = _reflect.safe_repr(X())
self.assertIn("<BROKEN CLASS AT 0x", xRepr)
self.assertIn(os.path.splitext(__file__)[0], xRepr)
self.assertIn("RuntimeError: repr!", xRepr)
def test_brokenClassAttribute(self):
"""
If an object raises an exception when accessing its C{__class__}
attribute, L{_reflect.safe_repr} uses C{type} to retrieve the class
object.
"""
b = NoClassAttr()
b.breakRepr = True
bRepr = _reflect.safe_repr(b)
self.assertIn("NoClassAttr instance at 0x", bRepr)
self.assertIn(os.path.splitext(__file__)[0], bRepr)
self.assertIn("RuntimeError: repr!", bRepr)
def test_brokenClassAttribute(self):
"""
If an object raises an exception when accessing its C{__class__}
attribute, L{_reflect.safe_repr} uses C{type} to retrieve the class
object.
"""
b = NoClassAttr()
b.breakRepr = True
bRepr = _reflect.safe_repr(b)
self.assertIn("NoClassAttr instance at 0x", bRepr)
self.assertIn(os.path.splitext(__file__)[0], bRepr)
self.assertIn("RuntimeError: repr!", bRepr)
def test_brokenRepr(self):
"""
L{_reflect.safe_repr} returns a string with class name, address, and
traceback when the repr call failed.
"""
b = Breakable()
b.breakRepr = True
bRepr = _reflect.safe_repr(b)
self.assertIn("Breakable instance at 0x", bRepr)
# Check that the file is in the repr, but without the extension as it
# can be .py/.pyc
self.assertIn(os.path.splitext(__file__)[0], bRepr)
self.assertIn("RuntimeError: repr!", bRepr)
def test_brokenRepr(self):
"""
L{_reflect.safe_repr} returns a string with class name, address, and
traceback when the repr call failed.
"""
b = Breakable()
b.breakRepr = True
bRepr = _reflect.safe_repr(b)
self.assertIn("Breakable instance at 0x", bRepr)
# Check that the file is in the repr, but without the extension as it
# can be .py/.pyc
self.assertIn(os.path.splitext(__file__)[0], bRepr)
self.assertIn("RuntimeError: repr!", bRepr)
def test_brokenClassNameAttribute(self):
"""
If a class raises an exception when accessing its C{__name__} attribute
B{and} when calling its C{__str__} implementation, L{_reflect.safe_repr}
returns 'BROKEN CLASS' instead of the class name.
"""
class X(BTBase):
breakName = True
xRepr = _reflect.safe_repr(X())
self.assertIn("<BROKEN CLASS AT 0x", xRepr)
self.assertIn(os.path.splitext(__file__)[0], xRepr)
self.assertIn("RuntimeError: repr!", xRepr)
def test_unsignedID(self):
"""
L{unsignedID} is used to print ID of the object in case of error, not
standard ID value which can be negative.
"""
class X(BTBase):
breakRepr = True
ids = {X: 100}
def fakeID(obj):
try:
return ids[obj]
except (TypeError, KeyError):
return id(obj)
self.addCleanup(_util.setIDFunction, _util.setIDFunction(fakeID))
xRepr = _reflect.safe_repr(X)
self.assertIn("0x64", xRepr)
def test_unsignedID(self):
"""
L{unsignedID} is used to print ID of the object in case of error, not
standard ID value which can be negative.
"""
class X(BTBase):
breakRepr = True
ids = {X: 100}
def fakeID(obj):
try:
return ids[obj]
except (TypeError, KeyError):
return id(obj)
self.addCleanup(_util.setIDFunction, _util.setIDFunction(fakeID))
xRepr = _reflect.safe_repr(X)
self.assertIn("0x64", xRepr)
def test_brokenClassRepr(self):
class X(BTBase):
breakRepr = True
_reflect.safe_repr(X)
_reflect.safe_repr(X())
def test_brokenClassRepr(self):
class X(BTBase):
breakRepr = True
_reflect.safe_repr(X)
_reflect.safe_repr(X())
