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import unittest |
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import sys |
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import time |
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sys.path.insert(0, "python-opcua") # necessary on travis |
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sys.path.insert(0, ".") |
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from opcua import ua, Server |
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from PyQt5.QtCore import QTimer, QSettings, QModelIndex, Qt, QCoreApplication |
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from PyQt5.QtWidgets import QApplication, QTreeView, QAbstractItemDelegate |
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from PyQt5.QtTest import QTest |
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from uawidgets.attrs_widget import AttrsWidget |
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class TestAttrsWidget(unittest.TestCase): |
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def setUp(self): |
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self.server = Server() |
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self.server.set_endpoint("opc.tcp://0.0.0.0:4840/freeopcua/server/") |
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self.server.start() |
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self.widget = AttrsWidget(QTreeView()) |
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def tearDown(self): |
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self.server.stop() |
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def find_item(self, text): |
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idxlist = self.widget.model.match(self.widget.model.index(0, 0), Qt.DisplayRole, text, 1, Qt.MatchExactly | Qt.MatchRecursive) |
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idx = idxlist[0] |
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return idx |
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def modify_item(self, text, val, match_to_use=0): |
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""" |
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modify the current item and set its displayed value to 'val' |
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""" |
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idxlist = self.widget.model.match(self.widget.model.index(0, 0), Qt.DisplayRole, text, match_to_use + 1, Qt.MatchExactly | Qt.MatchRecursive) |
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if not idxlist: |
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raise RuntimeError("Item with text '{}' not found".format(text)) |
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idx = idxlist[match_to_use] |
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self.widget.view.setCurrentIndex(idx) |
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idx = idx.sibling(idx.row(), 1) |
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self.widget.view.edit(idx) |
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editor = self.widget.view.focusWidget() |
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if not editor: |
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print(app.focusWidget()) |
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print("NO EDITOR WIDGET") |
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#QTest.keyClick(self.widget.view, Qt.Key_Return) |
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from IPython import embed |
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embed() |
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raise RuntimeError("Could not get editor widget!, it does not have the focus") |
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if hasattr(editor, "current_node"): |
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editor.current_node = val |
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elif hasattr(editor, "setCurrentText"): |
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editor.setCurrentText(val) |
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else: |
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editor.setText(val) |
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self.widget.view.commitData(editor) |
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self.widget.view.closeEditor(editor, QAbstractItemDelegate.NoHint) |
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self.widget.view.reset() |
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def modify_value(self, val): |
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self.modify_item("Value", val, 1) |
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def test_display_objects_node(self): |
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objects = self.server.nodes.objects |
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self.widget.show_attrs(objects) |
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self.modify_item("BrowseName", "5:titi") |
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self.assertEqual(objects.get_browse_name().to_string(), "5:titi") |
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self.modify_item("BrowseName", "0:Objects") # restore states for other tests |
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def test_display_var_double(self): |
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objects = self.server.nodes.objects |
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myvar = objects.add_variable(1, "myvar1", 9.99, ua.VariantType.Double) |
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self.widget.show_attrs(myvar) |
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self.modify_value("8.45") |
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self.assertEqual(myvar.get_value(), 8.45) |
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79
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def test_display_var_bytes(self): |
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objects = self.server.nodes.objects |
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myvar = objects.add_variable(1, "myvar_bytes", b"jkl", ua.VariantType.ByteString) |
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self.widget.show_attrs(myvar) |
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self.modify_value("titi") |
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self.assertEqual(myvar.get_value(), b"titi") |
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86
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def test_change_data_type(self): |
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objects = self.server.nodes.objects |
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myvar = objects.add_variable(1, "myvar1", 9.99, ua.VariantType.Double) |
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self.widget.show_attrs(myvar) |
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dtype = myvar.get_data_type() |
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self.assertEqual(dtype, ua.NodeId(ua.ObjectIds.Double)) |
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new_dtype = ua.NodeId(ua.ObjectIds.String) |
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self.modify_item("DataType", self.server.get_node(new_dtype)) |
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self.assertEqual(myvar.get_data_type(), new_dtype) |
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96
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def test_change_value_rank(self): # need to find a way to modify combo box with QTest |
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objects = self.server.nodes.objects |
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myvar = objects.add_variable(1, "myvar1", 9.99, ua.VariantType.Double) |
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self.widget.show_attrs(myvar) |
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rank = myvar.get_value_rank() |
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self.modify_item("ValueRank", "ThreeDimensions") |
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self.assertEqual(myvar.get_value_rank(), ua.ValueRank.ThreeDimensions) |
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104
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105
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106
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107
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108
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if __name__ == "__main__": |
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app = QApplication(sys.argv) |
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unittest.main() |
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111
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112
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113
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FreeOpcUa /
opcua-widgets
