def testUnbounded(self):
big = schema.StringConstraint(None)
self.assertUnboundedSize(big)
self.assertDepth(big, 1)
self.conforms(big, "blah blah blah blah blah" * 1024)
self.violates(big, 123)
bag = schema.TupleConstraint(schema.IntegerConstraint(), big)
self.assertUnboundedSize(bag)
self.assertDepth(bag, 2)
polybag = schema.PolyConstraint(schema.IntegerConstraint(), bag)
self.assertUnboundedSize(polybag)
self.assertDepth(polybag, 2)
def testRecursion(self):
# we have to fiddle with PolyConstraint's innards
value = schema.ChoiceOf(
schema.StringConstraint(),
schema.IntegerConstraint(),
# will add 'value' here
)
self.assertSize(value, 1065)
self.assertDepth(value, 1)
self.conforms(value, "key")
self.conforms(value, 123)
self.violates(value, [])
mapping = schema.TupleConstraint(schema.StringConstraint(10), value)
self.assertSize(mapping, 72 + 75 + 1065)
self.assertDepth(mapping, 2)
self.conforms(mapping, ("name", "key"))
self.conforms(mapping, ("name", 123))
value.alternatives = value.alternatives + (mapping, )
self.assertUnboundedSize(value)
self.assertUnboundedDepth(value)
self.assertUnboundedSize(mapping)
self.assertUnboundedDepth(mapping)
# but note that the constraint can still be applied
self.conforms(mapping, ("name", 123))
self.conforms(mapping, ("name", "key"))
self.conforms(mapping, ("name", ("key", "value")))
self.conforms(mapping, ("name", ("key", 123)))
self.violates(mapping, ("name", ("key", [])))
l = []
l.append(l)
self.violates(mapping, ("name", l))
def testLargeInteger(self):
c = schema.IntegerConstraint(64)
self.assertSize(c, INTSIZE + 64)
self.assertDepth(c, 1)
self.conforms(c, 123)
self.violates(c, "123")
self.violates(c, None)
self.conforms(c, 2**512 - 1)
self.violates(c, 2**512)
self.conforms(c, -2**512 + 1)
self.violates(c, -2**512)
def testTuple(self):
c = schema.TupleConstraint(schema.StringConstraint(10),
schema.StringConstraint(100),
schema.IntegerConstraint())
self.conforms(c, ("hi", "there buddy, you're number", 1))
self.violates(c, "nope")
self.violates(c, ("string", "string", "NaN"))
self.violates(c, ("string that is too long", "string", 1))
self.violates(c, ["Are tuples", "and lists the same?", 0])
self.assertSize(c, 72 + 75 + 165 + 73)
self.assertDepth(c, 2)
def testInteger(self):
# s_int32_t
c = schema.IntegerConstraint()
self.assertSize(c, INTSIZE)
self.assertDepth(c, 1)
self.conforms(c, 123)
self.violates(c, 2**64)
self.conforms(c, 0)
self.conforms(c, 2**31 - 1)
self.violates(c, 2**31)
self.conforms(c, -2**31)
self.violates(c, -2**31 - 1)
self.violates(c, "123")
self.violates(c, Dummy())
self.violates(c, None)
def testDict(self):
d = schema.DictOf(schema.StringConstraint(10),
schema.IntegerConstraint(),
maxKeys=4)
self.assertDepth(d, 2)
self.conforms(d, {"a": 1, "b": 2})
self.conforms(d, {"foo": 123, "bar": 345, "blah": 456, "yar": 789})
self.violates(d, None)
self.violates(d, 12)
self.violates(d, ["nope"])
self.violates(d, ("nice", "try"))
self.violates(d, {1: 2, 3: 4})
self.violates(d, {"a": "b"})
self.violates(d, {"a": 1, "b": 2, "c": 3, "d": 4, "toomuch": 5})
def testNestedTuple(self):
inner = schema.TupleConstraint(schema.StringConstraint(10),
schema.IntegerConstraint())
self.assertSize(inner, 72 + 75 + 73)
self.assertDepth(inner, 2)
outer = schema.TupleConstraint(schema.StringConstraint(100), inner)
self.assertSize(outer, 72 + 165 + 72 + 75 + 73)
self.assertDepth(outer, 3)
self.conforms(inner, ("hi", 2))
self.conforms(outer, ("long string here", ("short", 3)))
self.violates(outer, (("long string here", ("short", 3, "extra"))))
self.violates(outer, (("long string here", ("too long string", 3))))
outer2 = schema.TupleConstraint(inner, inner)
self.assertSize(outer2, 72 + 2 * (72 + 75 + 73))
self.assertDepth(outer2, 3)
self.conforms(outer2, (("hi", 1), ("there", 2)))
self.violates(outer2, ("hi", 1, "flat", 2))
def testPoly(self):
c = schema.PolyConstraint(schema.StringConstraint(100),
schema.IntegerConstraint())
self.assertSize(c, 165)
self.assertDepth(c, 1)