def test_assignment(self):
""" Check assignment works correctly """
primitive = A_ABORT()
primitive.abort_source = 0
assert primitive.abort_source == 0
primitive.abort_source = 2
assert primitive.abort_source == 2
def send_abort(self, source):
"""Send an A-ABORT request to the peer.
Parameters
----------
source : int
The source of the abort request
- ``0x00`` - the DUL service user
- ``0x02`` - the DUL service provider
Raises
------
ValueError
If the `source` value is invalid.
"""
if source not in [0x00, 0x02]:
raise ValueError("Invalid 'source' parameter value")
# The following parameters must be set for an A-ABORT primitive
# (* sent in A-ABORT PDU):
# Abort Source*
# Provider Reason* (not significant with source 0x00)
primitive = A_ABORT()
primitive.abort_source = source
self.dul.send_pdu(primitive)
self.assoc.is_aborted = True
self.assoc.is_established = False
def test_exceptions(self):
""" Check incorrect types/values for properties raise exceptions """
primitive = A_ABORT()
with pytest.raises(ValueError):
primitive.abort_source = 1
with pytest.raises(ValueError):
primitive.abort_source
def test_conversion(self):
""" Check conversion to a PDU produces the correct output """
primitive = A_ABORT()
primitive.abort_source = 0
pdu = A_ABORT_RQ()
pdu.from_primitive(primitive)
data = pdu.encode()
assert data == b"\x07\x00\x00\x00\x00\x04\x00\x00\x00\x00"