def test_assignment(self):
""" Check assignment works correctly """
assoc = A_RELEASE()
self.assertEqual(assoc.reason, "normal")
assoc.result = "affirmative"
self.assertEqual(assoc.result, "affirmative")
def test_exceptions(self):
""" Check incorrect types/values for properties raise exceptions """
assoc = A_RELEASE()
with self.assertRaises(AttributeError):
assoc.reason = "something"
with pytest.raises(ValueError):
assoc.result = "accepted"
def test__primitive_to_event(self):
"""Test that parameter returns expected results"""
dul = DummyDUL()
p2e = dul._primitive_to_event
primitive = A_ASSOCIATE()
primitive.result = None
self.assertEqual(p2e(primitive), 'Evt1')
primitive.result = 0
self.assertEqual(p2e(primitive), 'Evt7')
primitive.result = 1
self.assertEqual(p2e(primitive), 'Evt8')
primitive = A_RELEASE()
primitive.result = None
self.assertEqual(p2e(primitive), 'Evt11')
primitive.result = 'affirmative'
self.assertEqual(p2e(primitive), 'Evt14')
primitive = A_ABORT()
self.assertEqual(p2e(primitive), 'Evt15')
primitive = P_DATA()
self.assertEqual(p2e(primitive), 'Evt9')
with self.assertRaises(ValueError):
p2e('TEST')
def CheckRelease(self):
"""Checks for release request from the remote AE. Upon reception of
the request a confirmation is sent"""
rel = self.dul.peek_next_pdu()
if rel.__class__ == A_RELEASE:
# Make sure this is a A-RELEASE request primitive
if rel.result == 'affirmative':
return False
self.dul.receive_pdu(wait=False)
release_rsp = A_RELEASE()
release_rsp.result = "affirmative"
self.dul.send_pdu(release_rsp)
return True
return False
def release_assoc(self):
"""Release the Association with the peer Application Entity.
Issues an A-RELEASE request primitive to the DICOM UL service provider
The graceful release of an association between two AEs shall be
performed through ACSE A-RELEASE request, indication, response and
confirmation primitives.
Requests the release of the associations and waits for confirmation.
A-RELEASE always gives a reason of 'normal' and a result of
'affirmative'.
Returns
-------
pynetdicom3.pdu_primitives.PDU
The A-RELEASE response primitive
"""
LOGGER.info("Releasing Association")
primitive = A_RELEASE()
self.dul.send_pdu(primitive)
return self.dul.receive_pdu(wait=True, timeout=self.acse_timeout)