def test_exactlyFail(self):
"""
L{OMetaBase.rule_exactly} raises L{_MaybeParseError} when the requested item
doesn't match the input. The error contains info on what was expected
and the position.
"""
data = "foo"
o = OMetaBase(data)
try:
o.rule_exactly("g")
except _MaybeParseError, e:
self.assertEquals(e[1], expected(None, "g"))
self.assertEquals(e[0], 0)
def test_exactlyFail(self):
"""
L{OMetaBase.rule_exactly} raises L{_MaybeParseError} when the requested item
doesn't match the input. The error contains info on what was expected
and the position.
"""
data = "foo"
o = OMetaBase(data)
try:
o.rule_exactly("g")
except _MaybeParseError as e:
self.assertEqual(e[1], expected(None, "g"))
self.assertEqual(e[0], 0)
else:
self.fail('_MaybeParseError not raised')
def test_many(self):
"""
L{OMetaBase.many} returns a list of parsed values and the error that
caused the end of the loop.
"""
data = "ooops"
o = OMetaBase(data)
self.assertEqual(o.many(lambda: o.rule_exactly('o')), (['o'] * 3, ParseError(3, expected(None, 'o'))))
def test_many(self):
"""
L{OMetaBase.many} returns a list of parsed values and the error that
caused the end of the loop.
"""
data = "ooops"
o = OMetaBase(data)
self.assertEqual(o.many(lambda: o.rule_exactly('o')),
(['o'] * 3, _MaybeParseError(3, expected(None, 'o'))))
def test_exactly(self):
"""
L{OMetaBase.rule_exactly} returns the requested item from the input
string along with its position, if it's there.
"""
data = "foo"
o = OMetaBase(data)
v, e = o.rule_exactly("f")
self.assertEqual(v, "f")
self.assertEqual(e[0], 0)
def test_exactly(self):
"""
L{OMetaBase.rule_exactly} returns the requested item from the input
string along with its position, if it's there.
"""
data = "foo"
o = OMetaBase(data)
v, e = o.rule_exactly("f")
self.assertEqual(v, "f")
self.assertEqual(e[0], 0)
