def test_dupe_abs_req(self):
"""Test negotiation with duplicate requestor, no acceptor contexts."""
context_a = PresentationContext(1, '1.2.840.10008.5.1.4.1.1.2',
['1.2.840.10008.1.2'])
context_b = PresentationContext(3, '1.2.840.10008.5.1.4.1.1.2',
['1.2.840.10008.1.2.1'])
context_c = PresentationContext(5, '1.2.840.10008.5.1.4.1.1.2',
['1.2.840.10008.1.2.2'])
t_syntax = [
'1.2.840.10008.1.2', '1.2.840.10008.1.2.1', '1.2.840.10008.1.2.2'
]
context_d = PresentationContext(None, '1.2.840.10008.5.1.4.1.1.2',
t_syntax)
rq_contexts = [context_a, context_b, context_c]
acc_contexts = self.test_acc(rq_contexts, [context_d])
for context in acc_contexts:
context.AbstractSyntax = None
result = self.test_func(rq_contexts, acc_contexts)
assert len(result) == 3
for ii, context in enumerate(result):
assert context.ID in [1, 3, 5]
assert context.AbstractSyntax == '1.2.840.10008.5.1.4.1.1.2'
assert context.Result == 0x00
assert context.TransferSyntax == [t_syntax[ii]]
def test_typical(self):
"""Test a typical set of presentation context negotiations."""
req_contexts = []
for ii, sop in enumerate(StorageSOPClassList):
req_contexts.append(
PresentationContext(ii * 2 + 1, sop.UID, [
'1.2.840.10008.1.2', '1.2.840.10008.1.2.1',
'1.2.840.10008.1.2.2'
]))
acc_contexts = []
for uid in UID_dictionary:
acc_contexts.append(
PresentationContext(1, uid, [
'1.2.840.10008.1.2', '1.2.840.10008.1.2.1',
'1.2.840.10008.1.2.2'
]))
results = self.test_func(req_contexts, acc_contexts)
assert len(results) == len(req_contexts)
for ii, context in enumerate(req_contexts):
assert results[ii].ID == context.ID
assert results[ii].AbstractSyntax == context.AbstractSyntax
if results[ii].AbstractSyntax == '1.2.840.10008.5.1.4.1.1.1.1.1.1':
assert results[ii].Result == 0x03
elif results[ii].AbstractSyntax == '1.2.840.10008.5.1.1.4.1.1.3.1':
assert results[ii].Result == 0x03
else:
assert results[ii].Result == 0x00
assert results[ii].TransferSyntax == ['1.2.840.10008.1.2']
def test_add_transfer_syntax_duplicate(self):
"""Test add_transfer_syntax with a duplicate UID"""
pc = PresentationContext()
pc.add_transfer_syntax('1.3')
pc.add_transfer_syntax('1.3')
assert pc.transfer_syntax == ['1.3']
def test_no_req_one_acc_raise(self):
"""Test negotiation with no requestor, one acceptor contexts."""
context = PresentationContext()
context.context_id = 1
context.abstract_syntax = '1.2.840.10008.5.1.4.1.1.2'
context.transfer_syntax = ['1.2.840.10008.1.2']
with pytest.raises(ValueError):
result = self.test_func([], [context])
def test_add_private_transfer_syntax(self):
"""Test adding private transfer syntaxes"""
pc = PresentationContext(1)
pc.add_transfer_syntax('2.16.840.1.113709.1.2.2')
assert '2.16.840.1.113709.1.2.2' in pc._transfer_syntax
pc.TransferSyntax = ['2.16.840.1.113709.1.2.1']
assert '2.16.840.1.113709.1.2.1' in pc._transfer_syntax
def test_no_req_one_acc(self):
"""Test negotiation with no requestor, one acceptor contexts."""
context = PresentationContext()
context.context_id = 1
context.abstract_syntax = '1.2.840.10008.5.1.4.1.1.2'
context.transfer_syntax = ['1.2.840.10008.1.2']
result = self.test_func([], [context])
assert result == []
def test_transfer_syntax_nonconformant(self, caplog):
"""Test setting non-conformant transfer syntaxes"""
caplog.set_level(logging.DEBUG, logger='pynetdicom3.presentation')
pc = PresentationContext()
pc.context_id = 1
pc.transfer_syntax = ['1.4.1.', '1.2.840.10008.1.2']
assert pc.transfer_syntax == ['1.4.1.', '1.2.840.10008.1.2']
assert ("A non-conformant UID has been added to 'transfer_syntax'"
in caplog.text)
def test_abstract_syntax_nonconformant(self, caplog):
"""Test adding non-conformant abstract syntaxes"""
caplog.set_level(logging.DEBUG, logger='pynetdicom3.presentation')
pc = PresentationContext()
pc.context_id = 1
pc.abstract_syntax = UID('1.4.1.')
assert pc.abstract_syntax == UID('1.4.1.')
assert isinstance(pc.abstract_syntax, UID)
assert ("'abstract_syntax' set to a non-conformant UID" in caplog.text)
def test_one_req_one_acc_accept_trans_diff(self):
"""Test negotiation one req/acc, matching accepted, multi trans."""
context_a = PresentationContext()
context_a.context_id = 1
context_a.abstract_syntax = '1.2.840.10008.5.1.4.1.1.2'
context_a.transfer_syntax = [
'1.2.840.10008.1.2', '1.2.840.10008.1.2.1', '1.2.840.10008.1.2.2'
]
context_b = PresentationContext()
context_b.abstract_syntax = '1.2.840.10008.5.1.4.1.1.2'
context_b.transfer_syntax = ['1.2.840.10008.1.2.2']
rq_contexts = [context_a]
acc_contexts = self.test_acc(rq_contexts, [context_b])
for context in acc_contexts:
context._abstract_syntax = None
result = self.test_func(rq_contexts, acc_contexts)
assert len(result) == 1
context = result[0]
assert context.context_id == 1
assert context.abstract_syntax == '1.2.840.10008.5.1.4.1.1.2'
assert context.result == 0x00
assert context.transfer_syntax == ['1.2.840.10008.1.2.2']
def setup(self):
# Requestor presentation contexts - max 126
self.requestor_contexts = []
self.requestor_transfer_syntaxes = [
'1.2.840.10008.1.2', '1.2.840.10008.1.2.1', '1.2.840.10008.1.2.2'
]
for ii, sop in enumerate(StorageSOPClassList):
context = PresentationContext(ii * 2 + 1, sop.UID, [
'1.2.840.10008.1.2', '1.2.840.10008.1.2.1',
'1.2.840.10008.1.2.2'
])
context.SCP = True
context.SCU = True
self.requestor_contexts.append(context)
# Acceptor presentation contexts - no max
self.acceptor_contexts = []
self.acceptor_transfer_syntaxes = [
'1.2.840.10008.1.2', '1.2.840.10008.1.2.1', '1.2.840.10008.1.2.2'
]
for uid in UID_dictionary:
context = PresentationContext(1, uid, ['1.2.840.10008.1.2'])
context.Result = 0x00
context.SCP = True
context.SCU = True
self.acceptor_contexts.append(context)
def test_tuple(self):
"""Test the .as_tuple"""
context = PresentationContext()
context.context_id = 3
context.abstract_syntax = '1.2.840.10008.1.1'
context.transfer_syntax = ['1.2.840.10008.1.2']
out = context.as_tuple
assert out.context_id == 3
assert out.abstract_syntax == '1.2.840.10008.1.1'
assert out.transfer_syntax == '1.2.840.10008.1.2'
def test_private_abstract_syntax(self):
"""Test negotiation with private abstract syntax"""
context_a = PresentationContext(1, '1.2.3.4', ['1.2.840.10008.1.2.1'])
context_b = PresentationContext(None, '1.2.3.4',
['1.2.840.10008.1.2.1'])
result = self.test_func([context_a], [context_b])
assert len(result) == 1
context = result[0]
assert context.ID == 1
assert context.AbstractSyntax == '1.2.3.4'
assert context.Result == 0x00
assert context.TransferSyntax == ['1.2.840.10008.1.2.1']
def test_one_req_one_acc_match(self):
"""Test negotiation one req/acc, matching accepted."""
context = PresentationContext()
context.context_id = 1
context.abstract_syntax = '1.2.840.10008.5.1.4.1.1.2'
context.transfer_syntax = ['1.2.840.10008.1.2']
result = self.test_func([context], [context])
assert len(result) == 1
context = result[0]
assert context.context_id == 1
assert context.abstract_syntax == '1.2.840.10008.5.1.4.1.1.2'
assert context.result == 0x00
assert context.transfer_syntax == ['1.2.840.10008.1.2']
def test_status(self):
"""Test presentation context status"""
pc = PresentationContext(1)
statuses = [None, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05]
results = [
'Pending', 'Accepted', 'User Rejected', 'Provider Rejected',
'Abstract Syntax Not Supported',
'Transfer Syntax(es) Not Supported', 'Unknown'
]
for status, result in zip(statuses, results):
pc.Result = status
assert pc.status == result
def test_one_req_one_acc_mismatch(self):
"""Test negotiation one req/acc, mismatched rejected"""
context_a = PresentationContext(
1, '1.2.840.10008.5.1.4.1.1.2',
['1.2.840.10008.1.2', '1.2.840.10008.1.2.1'])
context_b = PresentationContext(None, '1.2.840.10008.5.1.4.1.1.4',
['1.2.840.10008.1.2.1'])
result = self.test_func([context_a], [context_b])
assert len(result) == 1
context = result[0]
assert context.ID == 1
assert context.AbstractSyntax == '1.2.840.10008.5.1.4.1.1.2'
assert context.Result == 0x03
def test_setter(self, good_init):
"""Test the presentation context class init"""
(context_id, abs_syn, tran_syn) = good_init
pc = PresentationContext()
pc.context_id = context_id
pc.abstract_syntax = abs_syn
pc.transfer_syntax = tran_syn
assert pc.context_id == context_id
assert pc.abstract_syntax == abs_syn
assert pc.transfer_syntax == tran_syn
assert pc._scu_role is None
assert pc._scp_role is None
assert pc.result is None
def test_one_req_one_acc_accept_trans_diff(self):
"""Test negotiation one req/acc, matching accepted, multi trans."""
context_a = PresentationContext(1, '1.2.840.10008.5.1.4.1.1.2', [
'1.2.840.10008.1.2', '1.2.840.10008.1.2.1', '1.2.840.10008.1.2.2'
])
context_b = PresentationContext(None, '1.2.840.10008.5.1.4.1.1.2',
['1.2.840.10008.1.2.2'])
result = self.test_func([context_a], [context_b])
assert len(result) == 1
context = result[0]
assert context.ID == 1
assert context.AbstractSyntax == '1.2.840.10008.5.1.4.1.1.2'
assert context.Result == 0x00
assert context.TransferSyntax == ['1.2.840.10008.1.2.2']
def test_dupe_abs_req_no_acc(self):
"""Test negotiation with duplicate requestor, no acceptor contexts."""
context_a = PresentationContext(1, '1.2.840.10008.5.1.4.1.1.2',
['1.2.840.10008.1.2'])
context_b = PresentationContext(3, '1.2.840.10008.5.1.4.1.1.2',
['1.2.840.10008.1.2.1'])
context_c = PresentationContext(5, '1.2.840.10008.5.1.4.1.1.2',
['1.2.840.10008.1.2.2'])
context_list = [context_a, context_b, context_c]
result = self.test_func(context_list, [])
assert len(result) == 3
for context in result:
assert context.ID in [1, 3, 5]
assert context.AbstractSyntax == '1.2.840.10008.5.1.4.1.1.2'
assert context.Result == 0x03
def test_one_req_no_acc(self):
"""Test negotiation with one requestor, no acceptor contexts."""
context = PresentationContext()
context.context_id = 1
context.abstract_syntax = '1.2.840.10008.5.1.4.1.1.2'
context.transfer_syntax = ['1.2.840.10008.1.2']
result = self.test_func([context], [])
assert len(result) == 1
context = result[0]
assert context.context_id == 1
assert context.abstract_syntax == '1.2.840.10008.5.1.4.1.1.2'
assert context.transfer_syntax[0] == '1.2.840.10008.1.2'
assert len(context.transfer_syntax) == 1
assert context.result == 0x02
def test_string_output(self):
"""Test string output"""
pc = PresentationContext(1, '1.1.1', ['1.2.840.10008.1.2'])
pc.SCP = True
pc.SCU = False
pc.Result = 0x0002
assert '1.1.1' in pc.__str__()
assert 'Implicit' in pc.__str__()
assert 'Provider Rejected' in pc.__str__()
def setup(self):
self.contexts = []
for x in range(500):
self.contexts.append(
PresentationContext(1, '1.2.840.10008.5.1.4.1.1.2', [
'1.2.840.10008.1.2', '1.2.840.10008.1.2.1',
'1.2.840.10008.1.2.2'
]))
def time_create_from_sop_list(self):
"""Test the time taken to create Presentation Contexts using the
predefined SOP Classes from the pyndx.sop_class module.
"""
for ii, sop_class in enumerate(StorageSOPClassList):
PresentationContext(ii * 2 + 1, sop_class.UID, [
'1.2.840.10008.1.2', '1.2.840.10008.1.2.1',
'1.2.840.10008.1.2.2'
])
def time_create_from_sop(self):
"""Test the time taken to create a PresentationContext from every
available standard DICOM UID.
"""
for uid in UID_dictionary:
PresentationContext(1, uid, [
'1.2.840.10008.1.2', '1.2.840.10008.1.2.1',
'1.2.840.10008.1.2.2'
])
def test_one_req_one_acc_accept_trans(self):
"""Test negotiation one req/acc, matching accepted, multi trans."""
context = PresentationContext(1, '1.2.840.10008.5.1.4.1.1.2', [
'1.2.840.10008.1.2', '1.2.840.10008.1.2.1', '1.2.840.10008.1.2.2'
])
rq_contexts = [context]
acc_contexts = self.test_acc([context], [context])
for context in acc_contexts:
context.AbstractSyntax = None
result = self.test_func(rq_contexts, acc_contexts)
assert len(result) == 1
context = result[0]
assert context.ID == 1
assert context.AbstractSyntax == '1.2.840.10008.5.1.4.1.1.2'
assert context.Result == 0x00
assert context.TransferSyntax == ['1.2.840.10008.1.2']
def test_good_init(self, good_init):
"""Test the presentation context class init"""
(ID, abs_syn, tran_syn) = good_init
pc = PresentationContext(ID, abs_syn, tran_syn)
assert pc.ID == ID
assert pc.AbstractSyntax == abs_syn
assert pc.TransferSyntax == tran_syn
assert pc.SCU is None
assert pc.SCP is None
assert pc.Result is None
def test_private_transfer_syntax(self):
"""Test negotiation with private transfer syntax"""
context_a = PresentationContext()
context_a.context_id = 1
context_a.abstract_syntax = '1.2.840.10008.5.1.4.1.1.2'
context_a.transfer_syntax = ['1.2.3.4']
context_b = PresentationContext()
context_b.abstract_syntax = '1.2.840.10008.5.1.4.1.1.2'
context_b.transfer_syntax = ['1.2.840.10008.1.2.1', '1.2.3.4']
result = self.test_func([context_a], [context_b])
assert len(result) == 1
context = result[0]
assert context.context_id == 1
assert context.abstract_syntax == '1.2.840.10008.5.1.4.1.1.2'
assert context.result == 0x00
assert context.transfer_syntax == ['1.2.3.4']
def test_mixed_init(self, mixed_init):
"""Test the presentation context class init with some bad transfer"""
(ID, abs_syn, bad_tran, good_tran) = mixed_init
bad_tran.extend(good_tran)
pc = PresentationContext(ID, abs_syn, bad_tran)
assert pc.ID == ID
assert pc.AbstractSyntax == abs_syn
assert pc.TransferSyntax == good_tran
assert pc.SCU is None
assert pc.SCP is None
assert pc.Result is None
def test_one_req_one_acc_reject_trans(self):
"""Test negotiation one req/acc, matching rejected trans"""
context_a = PresentationContext(
1, '1.2.840.10008.5.1.4.1.1.2',
['1.2.840.10008.1.2', '1.2.840.10008.1.2.1'])
context_b = PresentationContext(None, '1.2.840.10008.5.1.4.1.1.2',
['1.2.840.10008.1.2.2'])
rq_contexts = [context_a]
acc_contexts = self.test_acc(rq_contexts, [context_b])
for context in acc_contexts:
context.AbstractSyntax = None
result = self.test_func(rq_contexts, acc_contexts)
assert len(result) == 1
context = result[0]
assert context.ID == 1
assert context.AbstractSyntax == '1.2.840.10008.5.1.4.1.1.2'
assert context.Result == 0x04
def test_private_transfer_syntax(self):
"""Test negotiation with private transfer syntax"""
context_a = PresentationContext(1, '1.2.840.10008.5.1.4.1.1.2',
['1.2.3.4'])
context_b = PresentationContext(None, '1.2.840.10008.5.1.4.1.1.2',
['1.2.840.10008.1.2.1', '1.2.3.4'])
rq_contexts = [context_a]
acc_contexts = self.test_acc(rq_contexts, [context_b])
for context in acc_contexts:
context.AbstractSyntax = None
result = self.test_func(rq_contexts, acc_contexts)
assert len(result) == 1
context = result[0]
assert context.ID == 1
assert context.AbstractSyntax == '1.2.840.10008.5.1.4.1.1.2'
assert context.Result == 0x00
assert context.TransferSyntax == ['1.2.3.4']
def test_one_req_one_acc_mismatch(self):
"""Test negotiation one req/acc, mismatched rejected"""
context_a = PresentationContext()
context_a.context_id = 1
context_a.abstract_syntax = '1.2.840.10008.5.1.4.1.1.2'
context_a.transfer_syntax = [
'1.2.840.10008.1.2', '1.2.840.10008.1.2.1'
]
context_b = PresentationContext()
context_b.abstract_syntax = '1.2.840.10008.5.1.4.1.1.4'
context_b.transfer_syntax = ['1.2.840.10008.1.2.2']
result = self.test_func([context_a], [context_b])
assert len(result) == 1
context = result[0]
assert context.context_id == 1
assert context.abstract_syntax == '1.2.840.10008.5.1.4.1.1.2'
assert context.result == 0x03
