def test_conversion(self):
""" Check converting to PDU item works correctly """
primitive = SCP_SCU_RoleSelectionNegotiation()
primitive.sop_class_uid = b'1.2.840.10008.5.1.4.1.1.2'
primitive.scp_role = True
primitive.scu_role = False
item = primitive.from_primitive()
assert item.encode() == (
b'\x54\x00\x00\x1d\x00\x19\x31\x2e\x32\x2e\x38\x34\x30\x2e\x31\x30'
b'\x30\x30\x38\x2e\x35\x2e\x31\x2e\x34\x2e\x31\x2e\x31\x2e\x32'
b'\x00\x01')
primitive = SCP_SCU_RoleSelectionNegotiation()
primitive.sop_class_uid = b'1.2.840.10008.5.1.4.1.1.2'
primitive.scp_role = False
primitive.scu_role = False
with pytest.raises(ValueError):
primitive.from_primitive()
def test_assignment_and_exceptions(self):
""" Check incorrect types/values for properties raise exceptions """
primitive = SCP_SCU_RoleSelectionNegotiation()
## Check assignment
# SOP Class UID
reference_uid = UID('1.2.840.10008.5.1.4.1.1.2')
primitive.sop_class_uid = b'1.2.840.10008.5.1.4.1.1.2'
assert primitive.sop_class_uid == reference_uid
primitive.sop_class_uid = '1.2.840.10008.5.1.4.1.1.2'
assert primitive.sop_class_uid == reference_uid
primitive.sop_class_uid = UID('1.2.840.10008.5.1.4.1.1.2')
assert primitive.sop_class_uid == reference_uid
# SCP Role
primitive.scp_role = False
assert primitive.scp_role is False
# SCU Role
primitive.scu_role = True
assert primitive.scu_role is True
## Check exceptions
with pytest.raises(TypeError):
primitive.sop_class_uid = 10
with pytest.raises(TypeError):
primitive.sop_class_uid = 45.2
with pytest.raises(TypeError):
primitive.scp_role = 1
with pytest.raises(TypeError):
primitive.scp_role = 'abc'
with pytest.raises(TypeError):
primitive.scu_role = 1
with pytest.raises(TypeError):
primitive.scu_role = 'abc'
# No value set
primitive = SCP_SCU_RoleSelectionNegotiation()
with pytest.raises(ValueError):
item = primitive.from_primitive()
primitive.sop_class_uid = b'1.2.840.10008.5.1.4.1.1.2'
with pytest.raises(ValueError):
item = primitive.from_primitive()
primitive.scp_role = False
with pytest.raises(ValueError):
item = primitive.from_primitive()
primitive = SCP_SCU_RoleSelectionNegotiation()
primitive.sop_class_uid = b'1.2.840.10008.5.1.4.1.1.2'
primitive.scu_role = True
item = primitive.from_primitive()
assert item.scu_role
assert not item.scp_role
primitive = SCP_SCU_RoleSelectionNegotiation()
primitive.scp_role = True
primitive.scu_role = True
with pytest.raises(ValueError):
item = primitive.from_primitive()