def test_object_type_copy(self):
if _debug: TestObjectType._debug("test_object_type_copy")
# known values are translated into strings
obj1 = ObjectType(12)
obj2 = ObjectType(obj1)
assert obj2.value == 'loop'
def test_object_type(self):
if _debug: TestObjectType._debug("test_object_type")
obj = ObjectType()
assert obj.value == 0
with self.assertRaises(ValueError):
ObjectType("unknownType")
with self.assertRaises(TypeError):
ObjectType(1.0)
def test_object_type_int(self):
if _debug: TestObjectType._debug("test_object_type_int")
# known values are translated into strings
obj = ObjectType(0)
assert obj.value == 'analogInput'
assert str(obj) == "ObjectType(analogInput)"
# unknown values are kept as integers
obj = ObjectType(127)
assert obj.value == 127
assert str(obj) == "ObjectType(127)"
def object_type_decode(tag):
"""Decode an enumerated application tag into an object_type."""
if _debug: object_type_decode._debug("object_type_decode %r", tag)
obj = ObjectType(tag)
if _debug: object_type_decode._debug(" - obj: %r", obj)
return obj
def test_object_type_tag(self):
if _debug: TestObjectType._debug("test_object_type_tag")
tag = Tag(Tag.applicationTagClass, Tag.enumeratedAppTag, 1, xtob('01'))
obj = ObjectType(tag)
assert obj.value == 'analogOutput'
tag = Tag(Tag.applicationTagClass, Tag.booleanAppTag, 0, xtob(''))
with self.assertRaises(InvalidTag):
ObjectType(tag)
tag = Tag(Tag.contextTagClass, 0, 1, xtob('ff'))
with self.assertRaises(InvalidTag):
ObjectType(tag)
tag = Tag(Tag.openingTagClass, 0)
with self.assertRaises(InvalidTag):
ObjectType(tag)
def test_object_type_endec(self):
if _debug: TestObjectType._debug("test_object_type_endec")
with self.assertRaises(InvalidTag):
obj = ObjectType(object_type_tag(''))
object_type_endec('analogInput', '00')
object_type_endec('analogOutput', '01')
object_type_endec(127, '7f')
object_type_endec(128, '80')
def object_type_endec(v, x):
"""Pass the value to ObjectType, construct a tag from the hex string,
and compare results of encode and decoding each other."""
if _debug: object_type_endec._debug("object_type_endec %r %r", v, x)
tag = object_type_tag(x)
if _debug: object_type_endec._debug(" - tag: %r, %r", tag, tag.tagData)
obj = ObjectType(v)
if _debug: object_type_endec._debug(" - obj: %r, %r", obj, obj.value)
assert object_type_encode(obj) == tag
assert object_type_decode(tag) == obj
def test_object_type_str(self):
if _debug: TestObjectType._debug("test_object_type_str")
# known strings are accepted
obj = ObjectType('analogInput')
assert obj.value == 'analogInput'