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tests.py
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tests.py
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import unittest
import sys
sys.path.insert(0, "python-opcua")
sys.path.insert(0, "opcua-widgets")
import os
import time
from opcua import ua
from PyQt5.QtCore import QTimer, QSettings, QModelIndex, Qt, QCoreApplication
from PyQt5.QtWidgets import QApplication, QAbstractItemDelegate
from PyQt5.QtTest import QTest
from uamodeler.uamodeler import UaModeler
from uawidgets.new_node_dialogs import NewNodeBaseDialog, NewUaObjectDialog, NewUaVariableDialog, NewUaMethodDialog
class TestModelMgr(unittest.TestCase):
@classmethod
def setUpClass(cls):
cls.modeler = UaModeler()
cls.mgr = cls.modeler.model_mgr._model_mgr
@classmethod
def tearDownClass(cls):
cls.mgr.close_model(True)
def test_new_close(self):
self.mgr.new_model()
self.assertFalse(self.mgr.modified)
self.modeler.tree_ui.expand_to_node("Objects")
self.mgr.add_folder(1, "myfolder")
self.assertTrue(self.mgr.modified)
with self.assertRaises(RuntimeError):
self.mgr.close_model()
self.mgr.close_model(force=True)
def test_save_open_xml(self):
path = "test_save_open.xml"
val = 0.99
self.mgr.new_model()
self.modeler.tree_ui.expand_to_node("Objects")
node = self.mgr.add_variable(1, "myvar", val)
self.mgr.save_xml(path)
self.mgr.close_model()
with self.assertRaises(Exception):
node = self.mgr.server_mgr.get_node(node.nodeid)
node.get_value()
self.mgr.open(path)
node = self.mgr.server_mgr.get_node(node.nodeid)
self.assertEqual(node.get_value(), val)
self.mgr.close_model()
def test_save_open_ua_model(self):
path = "test_save_open.uamodel"
val = 0.99
self.mgr.new_model()
self.modeler.tree_ui.expand_to_node("Objects")
node = self.mgr.add_variable(1, "myvar", val)
self.mgr.save_ua_model(path)
self.mgr.save_xml(path)
self.mgr.close_model()
with self.assertRaises(Exception):
node = self.mgr.server_mgr.get_node(node.nodeid)
node.get_value()
self.mgr.open(path)
node = self.mgr.server_mgr.get_node(node.nodeid)
self.assertEqual(node.get_value(), val)
self.mgr.close_model()
def test_structs(self):
self.mgr.new_model()
urns = self.modeler.get_current_server().get_namespace_array()
ns_node = self.mgr.server_mgr.get_node(ua.ObjectIds.Server_NamespaceArray)
urns = ns_node.get_value()
urns.append("urn://modeller/testing")
ns_node.set_value(urns)
path = "test_save_structs.xml"
struct_node = self.mgr.server_mgr.get_node(ua.ObjectIds.Structure)
self.modeler.tree_ui.expand_to_node(struct_node)
mystruct = self.mgr.add_data_type(1, "MyStruct")
var1 = mystruct.add_variable(1, "MyFloat", 0.1, varianttype=ua.VariantType.Float)
var2 = mystruct.add_variable(1, "MyBytes", b'lkjlk', varianttype=ua.VariantType.ByteString)
self.mgr.save_xml(path)
self.assertEqual(len(self.mgr.new_nodes), 4) # one struct + TypeDictionary node + namespace and struct node under typedict
# FIXME: test for presence of nodes under typedict for every new struct
opc_binary = self.mgr.server_mgr.get_node(ua.ObjectIds.OPCBinarySchema_TypeSystem)
typedict = opc_binary.get_child("1:TypeDictionary")
xml = typedict.get_value()
self.assertIn(b"MyFloat", xml)
self.assertIn(b"MyStruct", xml)
self.mgr.save_xml(path)
self.mgr.close_model()
self.mgr.open_xml(path)
opc_binary = self.mgr.server_mgr.get_node(ua.ObjectIds.OPCBinarySchema_TypeSystem)
typedict = opc_binary.get_child("1:TypeDictionary")
xml = typedict.get_value()
self.assertIn(b"MyFloat", xml)
self.assertIn(b"MyStruct", xml)
struct_node = self.mgr.server_mgr.get_node(ua.ObjectIds.Structure)
struct_node.get_child("1:MyStruct")
self.mgr.server_mgr.load_type_definitions()
st = ua.MyStruct()
self.assertTrue(hasattr(st, "MyFloat"))
st.MyBytes = b"klk"
class TestModeler(unittest.TestCase):
@classmethod
def setUpClass(cls):
cls.modeler = UaModeler()
cls.modeler.ui.actionNew.activate(0)
cls.mgr = cls.modeler.model_mgr._model_mgr
#modeler.show()
#sys.exit(app.exec_())
@classmethod
def tearDownClass(cls):
cls.modeler.get_current_server().stop_server()
def test_set_current_node(self):
objects = self.modeler.get_current_server().nodes.objects
self.modeler.tree_ui.expand_to_node("Objects")
self.assertEqual(objects, self.modeler.tree_ui.get_current_node())
# this one fails when runned with others. why?!?!?
def DISABLEtest_set_current_node_nodeid(self):
struct_node = self.mgr.server_mgr.get_node(ua.ObjectIds.Structure)
self.modeler.tree_ui.expand_to_node(struct_node)
time.sleep(1)
self.assertEqual(struct_node, self.modeler.tree_ui.get_current_node())
def test_add_folder(self):
self.modeler.tree_ui.expand_to_node("Objects")
dia = NewNodeBaseDialog(self.modeler, "Add Folder", self.modeler.get_current_server())
args = dia.get_args()
new_node = self.mgr.add_folder(*args)
self.assertIn(new_node, self.modeler.get_current_server().nodes.objects.get_children())
def test_add_variable_double(self):
self.modeler.tree_ui.expand_to_node("Objects")
dia = NewUaVariableDialog(self.modeler, "Add Variable", self.modeler.get_current_server(), default_value=9.99, dtype=ua.ObjectIds.Double)
args = dia.get_args()
new_node = self.mgr.add_variable(*args)
self.assertIn(new_node, self.modeler.get_current_server().nodes.objects.get_children())
def test_add_variable_double_list(self):
self.modeler.tree_ui.expand_to_node("Objects")
val = [9.9, 5.5, 1.2]
dia = NewUaVariableDialog(self.modeler, "Add Variable", self.modeler.get_current_server(), default_value=val, dtype=ua.ObjectIds.Double)
args = dia.get_args()
new_node = self.mgr.add_variable(*args)
self.assertIn(new_node, self.modeler.get_current_server().nodes.objects.get_children())
self.assertEqual(val, new_node.get_value())
def test_add_variable_string(self):
self.modeler.tree_ui.expand_to_node("Objects")
dia = NewUaVariableDialog(self.modeler, "Add Variable", self.modeler.get_current_server(), default_value="lkjkl", dtype=ua.ObjectIds.String)
args = dia.get_args()
new_node = self.mgr.add_variable(*args)
self.assertIn(new_node, self.modeler.get_current_server().nodes.objects.get_children())
def test_add_variable_extobj(self):
self.modeler.tree_ui.expand_to_node("Objects")
dia = NewUaVariableDialog(self.modeler, "Add Variable", self.modeler.get_current_server(), default_value="lkjkl", dtype=ua.ObjectIds.Structure)
args = dia.get_args()
new_node = self.mgr.add_variable(*args)
self.assertIn(new_node, self.modeler.get_current_server().nodes.objects.get_children())
def test_add_variable_bytes(self):
self.modeler.tree_ui.expand_to_node("Objects")
dia = NewUaVariableDialog(self.modeler, "Add Variable", self.modeler.get_current_server(), default_value=b"lkjkl", dtype=ua.ObjectIds.ByteString)
args = dia.get_args()
new_node = self.mgr.add_variable(*args)
self.assertIn(new_node, self.modeler.get_current_server().nodes.objects.get_children())
def test_add_variable_float_fail(self):
self.modeler.tree_ui.expand_to_node("Objects")
dia = NewUaVariableDialog(self.modeler, "Add Variable", self.modeler.get_current_server(), default_value="lkjkl", dtype=ua.ObjectIds.Float)
with self.assertRaises(ValueError):
args = dia.get_args()
new_node = self.mgr.add_variable(*args)
def test_add_namespace(self):
view = self.modeler.idx_ui.view
self.modeler.idx_ui.addNamespaceAction.activate(0)
editor = view.focusWidget()
urn = "urn:new_namespace"
editor.setText(urn)
view.commitData(editor)
view.closeEditor(editor, QAbstractItemDelegate.NoHint)
urns = self.modeler.get_current_server().get_namespace_array()
self.assertIn(urn, urns)
root = view.model().index(0, 0)
idx = root.child(len(urns)-1, 0)
view.setCurrentIndex(idx)
self.modeler.idx_ui.removeNamespaceAction.activate(0)
urns = self.modeler.get_current_server().get_namespace_array()
self.assertNotIn(urn, urns)
if __name__ == "__main__":
app = QApplication(sys.argv)
unittest.main()