def test_unicode(self):
"""
If a L{FlattenerError} is created with a unicode root, up to around 40
characters from that string are included in the string representation
of the exception.
"""
# the response includes the output of repr(), which differs between
# Python 2 and 3
u = {'u': ''} if _PY3 else {'u': 'u'}
self.assertEqual(
str(
error.FlattenerError(RuntimeError("reason"),
[u'abc\N{SNOWMAN}xyz'], [])),
"Exception while flattening:\n"
" %(u)s'abc\\u2603xyz'\n" # Codepoint for SNOWMAN
"RuntimeError: reason\n" % u)
self.assertEqual(
str(
error.FlattenerError(RuntimeError("reason"),
[u'01234567\N{SNOWMAN}9' * 10], [])),
"Exception while flattening:\n"
" %(u)s'01234567\\u2603901234567\\u26039"
"<...>01234567\\u2603901234567"
"\\u26039'\n"
"RuntimeError: reason\n" % u)
def test_unicode(self):
"""
If a L{FlattenerError} is created with a unicode root, up to around 40
characters from that string are included in the string representation
of the exception.
"""
self.assertEqual(
str(
error.FlattenerError(RuntimeError("reason"), ["abc\N{SNOWMAN}xyz"], [])
),
"Exception while flattening:\n"
" 'abc\\u2603xyz'\n" # Codepoint for SNOWMAN
"RuntimeError: reason\n",
)
self.assertEqual(
str(
error.FlattenerError(
RuntimeError("reason"), ["01234567\N{SNOWMAN}9" * 10], []
)
),
"Exception while flattening:\n"
" '01234567\\u2603901234567\\u26039"
"<...>01234567\\u2603901234567"
"\\u26039'\n"
"RuntimeError: reason\n",
)
def test_string(self):
"""
If a L{FlattenerError} is created with a string root, up to around 40
bytes from that string are included in the string representation of the
exception.
"""
self.assertEqual(
str(error.FlattenerError(RuntimeError("reason"), ["abc123xyz"], [])),
"Exception while flattening:\n" " 'abc123xyz'\n" "RuntimeError: reason\n",
)
self.assertEqual(
str(error.FlattenerError(RuntimeError("reason"), ["0123456789" * 10], [])),
"Exception while flattening:\n"
" '01234567890123456789"
"<...>01234567890123456789'\n" # TODO: re-add 0
"RuntimeError: reason\n",
)
def test_reprWithoutRootsAndWithoutTraceback(self):
"""
The representation of a L{FlattenerError} initialized without roots but
with a traceback contains a formatted traceback but no roots.
"""
e = error.FlattenerError(RuntimeError("oh noes"), [], None)
self.assertTrue(
re.match(
'Exception while flattening:\n'
'RuntimeError: oh noes\n$', repr(e), re.M | re.S), repr(e))
def makeFlattenerError(self, roots=[]):
try:
raise RuntimeError("oh noes")
except Exception as e:
tb = traceback.extract_tb(sys.exc_info()[2])
return error.FlattenerError(e, roots, tb)
