def test_equal_values():
value_a = c_uamqp.null_value()
value_b = c_uamqp.null_value()
value_c = c_uamqp.int_value(42)
value_d = c_uamqp.int_value(42)
value_e = c_uamqp.string_value(b'Test')
assert value_a == value_b
assert value_c == value_d
assert value_a != value_c
assert value_d != value_e
def test_body_sequence():
message = c_uamqp.create_message()
message.add_body_sequence(c_uamqp.int_value(1))
message.add_body_sequence(c_uamqp.int_value(2))
message.add_body_sequence(c_uamqp.int_value(3))
assert message.count_body_sequence() == 3
assert message.body_type == c_uamqp.MessageBodyType.SequenceType
seq_value = message.get_body_sequence(2)
assert seq_value.type == c_uamqp.AMQPType.IntValue
assert seq_value.value == 3
def _c_wrapper(self, value):
try:
return c_uamqp.int_value(int(value))
except TypeError:
raise ValueError("Value must be an integer")
except OverflowError:
raise ValueError("Value {} is too large for an Int value.".format(value))
def data_factory(value, encoding='UTF-8'):
"""Wrap a Python type in the equivalent C AMQP type.
If the Python type has already been wrapped in a ~uamqp.types.AMQPType
object - then this will be used to select the appropriate C type.
- bool => c_uamqp.BoolValue
- int => c_uamqp.IntValue
- str => c_uamqp.StringValue
- bytes => c_uamqp.BinaryValue
- str (char) => c_uamqp.CharValue
- list/set/tuple => c_uamqp.ListValue
- dict => c_uamqp.DictValue (AMQP map)
- float => c_uamqp.DoubleValue
- uuid.UUID => c_uamqp.UUIDValue
:param value: The value to wrap.
:returns: c_uamqp.AMQPValue
"""
result = None
if value is None:
result = c_uamqp.null_value()
elif isinstance(value, types.AMQPType):
result = value.c_data
elif isinstance(value, c_uamqp.AMQPValue):
result = value
elif isinstance(value, bool):
result = c_uamqp.bool_value(value)
elif isinstance(value, str) and len(value) == 1:
result = c_uamqp.char_value(value.encode(encoding))
elif isinstance(value, str) and len(value) > 1:
result = c_uamqp.string_value(value.encode(encoding))
elif isinstance(value, bytes):
result = c_uamqp.string_value(value)
elif isinstance(value, uuid.UUID):
result = c_uamqp.uuid_value(value)
elif isinstance(value, bytearray):
result = c_uamqp.binary_value(value)
elif isinstance(value, float):
result = c_uamqp.double_value(value)
elif isinstance(value, int):
result = c_uamqp.int_value(value)
elif isinstance(value, dict):
wrapped_dict = c_uamqp.dict_value()
for key, item in value.items():
wrapped_dict[data_factory(key, encoding=encoding)] = data_factory(item, encoding=encoding)
result = wrapped_dict
elif isinstance(value, (list, set, tuple)):
wrapped_list = c_uamqp.list_value()
wrapped_list.size = len(value)
for index, item in enumerate(value):
wrapped_list[index] = data_factory(item, encoding=encoding)
result = wrapped_list
return result
def _convert_py_number(value):
"""Convert a Python integer value into equivalent C object.
Will attempt to use the smallest possible conversion, starting with int, then long
then double.
"""
try:
return c_uamqp.int_value(value)
except OverflowError:
pass
try:
return c_uamqp.long_value(value)
except OverflowError:
pass
return c_uamqp.double_value(value)
def test_dict_value():
value = c_uamqp.dict_value()
assert value.type == c_uamqp.AMQPType.DictValue
one = c_uamqp.string_value(b'One')
two = c_uamqp.string_value(b'Two')
i_one = c_uamqp.int_value(1)
i_two = c_uamqp.int_value(2)
value[one] = i_one
value[two] = i_two
assert len(value) == 2
assert value[one].value == 1
assert value[two].value == 2
with pytest.raises(KeyError):
value[c_uamqp.null_value()]
assert value.get(0) == (one, i_one)
assert value.get(1) == (two, i_two)
with pytest.raises(IndexError):
value.get(2)
assert value.value == {b"One": 1, b"Two": 2}
assert str(value) == "{[One:1],[Two:2]}"
def test_int_value():
value = c_uamqp.int_value(255)
assert value.value == 255
assert value.type == c_uamqp.AMQPType.IntValue
assert str(value) == "255"