async def test_functional_basic(srv):
basic_struct_name = 'basic_structure'
basic_struct = await srv.dict_builder.create_data_type(basic_struct_name)
basic_struct.add_field('ID', ua.VariantType.Int32)
basic_struct.add_field('Gender', ua.VariantType.Boolean)
basic_struct.add_field('Comments', ua.VariantType.String)
await srv.dict_builder.set_dict_byte_string()
await srv.srv.load_type_definitions()
basic_var = await srv.srv.nodes.objects.add_variable(
ua.NodeId(namespaceidx=srv.idx),
'BasicStruct',
ua.Variant(None, ua.VariantType.Null),
datatype=basic_struct.data_type)
basic_msg = get_ua_class(basic_struct_name)()
basic_msg.ID = 3
basic_msg.Gender = True
basic_msg.Comments = 'Test string'
await basic_var.write_value(basic_msg)
basic_result = await basic_var.read_value()
assert basic_result == basic_msg
await srv.srv.delete_nodes([basic_var])
async def test_functional_advance(srv):
basic_struct_name = 'basic_structure'
basic_struct = await srv.dict_builder.create_data_type(basic_struct_name)
basic_struct.add_field('ID', ua.VariantType.Int32)
basic_struct.add_field('Gender', ua.VariantType.Boolean)
basic_struct.add_field('Comments', ua.VariantType.String)
nested_struct_name = 'nested_structure'
nested_struct = await srv.dict_builder.create_data_type(nested_struct_name)
nested_struct.add_field('Name', ua.VariantType.String)
nested_struct.add_field('Surname', ua.VariantType.String)
nested_struct.add_field('Stuff', basic_struct)
await srv.dict_builder.set_dict_byte_string()
await srv.srv.load_type_definitions()
basic_var = await srv.srv.nodes.objects.add_variable(
ua.NodeId(namespaceidx=srv.idx),
'BasicStruct',
ua.Variant(None, ua.VariantType.Null),
datatype=basic_struct.data_type)
basic_msg = get_ua_class(basic_struct_name)()
basic_msg.ID = 3
basic_msg.Gender = True
basic_msg.Comments = 'Test string'
await basic_var.set_value(basic_msg)
nested_var = await srv.srv.nodes.objects.add_variable(
ua.NodeId(namespaceidx=srv.idx),
'NestedStruct',
ua.Variant(None, ua.VariantType.Null),
datatype=nested_struct.data_type)
nested_msg = get_ua_class(nested_struct_name)()
nested_msg.Stuff = basic_msg
nested_msg.Name = 'Max'
nested_msg.Surname = 'Karl'
await nested_var.set_value(nested_msg)
basic_result = await basic_var.get_value()
assert basic_result == basic_msg
nested_result = await nested_var.get_value()
assert nested_result == nested_msg
async def test_get_ua_class_2(srv):
struct_name = '*c*u_stom-ized&Stru#ct'
struct_node = await srv.dict_builder.create_data_type(struct_name)
struct_node.add_field('id', ua.VariantType.Int32)
await srv.dict_builder.set_dict_byte_string()
await srv.srv.load_type_definitions()
try:
assert get_ua_class(struct_name) is not None
except AttributeError:
pass
async def test_struct_node_add_field(srv):
struct_name = 'CustomizedStruct'
struct_node = await srv.dict_builder.create_data_type(struct_name)
struct_node.add_field('id', ua.VariantType.Int32)
await srv.dict_builder.set_dict_byte_string()
await srv.srv.load_type_definitions()
struct = get_ua_class(struct_name)
assert struct.ua_types[0][0] == 'id'
assert struct.ua_types[0][1] == 'Int32'
struct_instance = struct()
assert struct_instance.id == 0
async def test_data_type_dict_add_field_2(srv):
struct_name = 'AnotherCustomizedStruct'
await srv.dict_builder.create_data_type(struct_name)
srv.dict_builder.add_field(ua.VariantType.Int32, 'id', struct_name, is_array=True)
await srv.dict_builder.set_dict_byte_string()
await srv.srv.load_type_definitions()
struct = get_ua_class(struct_name)
assert struct.ua_types[0][0] == 'id'
assert struct.ua_types[0][1] == 'ListOfInt32'
struct_instance = struct()
assert isinstance(struct_instance.id, list)
# this operation will write the OPC dict string to our new data type dictionary
# namely the 'MyDictionary'
ua_server.complete_creation()
# get the working classes
ua_server.server.load_type_definitions()
# Create one test structure
basic_var = ua_server.server.nodes.objects.add_variable(
ua.NodeId(namespaceidx=ua_server.idx),
'BasicStruct',
ua.Variant(None, ua.VariantType.Null),
datatype=basic_struct.data_type)
basic_var.set_writable()
basic_msg = get_ua_class(basic_struct_name)()
basic_msg.ID = 3
basic_msg.Gender = True
basic_msg.Comments = 'Test string'
basic_var.set_value(basic_msg)
# Create one advance test structure
nested_var = ua_server.server.nodes.objects.add_variable(
ua.NodeId(namespaceidx=ua_server.idx),
'NestedStruct',
ua.Variant(None, ua.VariantType.Null),
datatype=nested_struct.data_type)
nested_var.set_writable()
nested_msg = get_ua_class(nested_struct_name)()
nested_msg.Stuff = basic_msg
