Completed
Pull Request — master (#170)
by Denis
03:35
created

check_event_generator_object()   A

Complexity

Conditions 1

Size

Total Lines 7

Duplication

Lines 7
Ratio 100 %

Code Coverage

Tests 7
CRAP Score 1

Importance

Changes 1
Bugs 0 Features 0
Metric Value
cc 1
dl 7
loc 7
ccs 7
cts 7
cp 1
crap 1
rs 9.4285
c 1
b 0
f 0
1 1
import unittest
2 1
from tests_common import CommonTests, add_server_methods, MySubHandler
3 1
import time
4 1
from datetime import timedelta, datetime
5
6 1
import opcua
7 1
from opcua import Server
8 1
from opcua import Client
9 1
from opcua import ua
10 1
from opcua import uamethod
11
12
13 1
port_num = 485140
14 1
port_discovery = 48550
15
16
17 1
class TestServer(unittest.TestCase, CommonTests):
18
19
    '''
20
    Run common tests on server side
21
    Tests that can only be run on server side must be defined here
22
    '''
23 1
    @classmethod
24
    def setUpClass(self):
25 1
        self.srv = Server()
26 1
        self.srv.set_endpoint('opc.tcp://localhost:%d' % port_num)
27 1
        add_server_methods(self.srv)
28 1
        self.srv.start()
29 1
        self.opc = self.srv
30 1
        self.discovery = Server()
31 1
        self.discovery.set_application_uri("urn:freeopcua:python:discovery")
32 1
        self.discovery.set_endpoint('opc.tcp://localhost:%d' % port_discovery)
33 1
        self.discovery.start()
34
35 1
    @classmethod
36
    def tearDownClass(self):
37 1
        self.srv.stop()
38 1
        self.discovery.stop()
39
40 1
    def test_discovery(self):
41 1
        client = Client(self.discovery.endpoint.geturl())
42 1
        client.connect()
43 1
        try:
44 1
            servers = client.find_servers()
45 1
            new_app_uri = "urn:freeopcua:python:server:test_discovery"
46 1
            self.srv.application_uri = new_app_uri
47 1
            self.srv.register_to_discovery(self.discovery.endpoint.geturl(), 0)
48 1
            time.sleep(0.1) # let server register registration
49 1
            new_servers = client.find_servers()
50 1
            self.assertEqual(len(new_servers) - len(servers) , 1)
51 1
            self.assertFalse(new_app_uri in [s.ApplicationUri for s in servers])
52 1
            self.assertTrue(new_app_uri in [s.ApplicationUri for s in new_servers])
53
        finally:
54 1
            client.disconnect()
55
56 1
    def test_find_servers2(self):
57 1
        client = Client(self.discovery.endpoint.geturl())
58 1
        client.connect()
59 1
        try:
60 1
            servers = client.find_servers()
61 1
            new_app_uri1 = "urn:freeopcua:python:server:test_discovery1"
62 1
            self.srv.application_uri = new_app_uri1
63 1
            self.srv.register_to_discovery(self.discovery.endpoint.geturl(), period=0)
64 1
            new_app_uri2 = "urn:freeopcua:python:test_discovery2"
65 1
            self.srv.application_uri = new_app_uri2
66 1
            self.srv.register_to_discovery(self.discovery.endpoint.geturl(), period=0)
67 1
            time.sleep(0.1) # let server register registration
68 1
            new_servers = client.find_servers()
69 1
            self.assertEqual(len(new_servers) - len(servers) , 2)
70 1
            self.assertFalse(new_app_uri1 in [s.ApplicationUri for s in servers])
71 1
            self.assertFalse(new_app_uri2 in [s.ApplicationUri for s in servers])
72 1
            self.assertTrue(new_app_uri1 in [s.ApplicationUri for s in new_servers])
73 1
            self.assertTrue(new_app_uri2 in [s.ApplicationUri for s in new_servers])
74
            # now do a query with filer
75 1
            new_servers = client.find_servers(["urn:freeopcua:python:server"])
76 1
            self.assertEqual(len(new_servers) - len(servers) , 0)
77 1
            self.assertTrue(new_app_uri1 in [s.ApplicationUri for s in new_servers])
78 1
            self.assertFalse(new_app_uri2 in [s.ApplicationUri for s in new_servers])
79
            # now do a query with filer
80 1
            new_servers = client.find_servers(["urn:freeopcua:python"])
81 1
            self.assertEqual(len(new_servers) - len(servers) , 2)
82 1
            self.assertTrue(new_app_uri1 in [s.ApplicationUri for s in new_servers])
83 1
            self.assertTrue(new_app_uri2 in [s.ApplicationUri for s in new_servers])
84
        finally:
85 1
            client.disconnect()
86
87
88
    """
89
    # not sure if this test is necessary, and there is a lot repetition with previous test
90
    def test_discovery_server_side(self):
91
        servers = self.discovery.find_servers()
92
        self.assertEqual(len(servers), 1)
93
        self.srv.register_to_discovery(self.discovery.endpoint.geturl(), 1)
94
        time.sleep(1) # let server register registration
95
        servers = self.discovery.find_servers()
96
        print("SERVERS 2", servers)
97
        self.assertEqual(len(servers), 2)
98
    """
99
    #def test_register_server2(self):
100
        #servers = self.opc.register_server()
101
102 1
    def test_register_namespace(self):
103 1
        uri = 'http://mycustom.Namespace.com'
104 1
        idx1 = self.opc.register_namespace(uri)
105 1
        idx2 = self.opc.get_namespace_index(uri)
106 1
        self.assertEqual(idx1, idx2)
107
108 1
    def test_register_use_namespace(self):
109 1
        uri = 'http://my_very_custom.Namespace.com'
110 1
        idx = self.opc.register_namespace(uri)
111 1
        root = self.opc.get_root_node()
112 1
        myvar = root.add_variable(idx, 'var_in_custom_namespace', [5])
113 1
        myid = myvar.nodeid
114 1
        self.assertEqual(idx, myid.NamespaceIndex)
115
116 1
    def test_server_method(self):
117 1
        def func(parent, variant):
118 1
            variant.Value *= 2
119 1
            return [variant]
120 1
        o = self.opc.get_objects_node()
121 1
        v = o.add_method(3, 'Method1', func, [ua.VariantType.Int64], [ua.VariantType.Int64])
122 1
        result = o.call_method(v, ua.Variant(2.1))
123 1
        self.assertEqual(result, 4.2)
124
125 1
    def test_xml_import(self):
126 1
        self.srv.import_xml("tests/custom_nodes.xml")
127 1
        o = self.opc.get_objects_node()
128 1
        v = o.get_child(["MyXMLFolder", "MyXMLObject", "MyXMLVariable"])
129 1
        val = v.get_value()
130 1
        self.assertEqual(val, "StringValue")
131
132 1
    def test_historize(self):
133 1
        o = self.opc.get_objects_node()
134 1
        var = o.add_variable(3, "test_hist", 1.0)
135 1
        self.srv.iserver.enable_history(var, timedelta(days=1))
136 1
        time.sleep(1)
137 1
        var.set_value(2.0)
138 1
        var.set_value(3.0)
139 1
        self.srv.iserver.disable_history(var)
140
141 1
    def test_references_for_added_nodes_method(self):
142 1
        objects = self.opc.get_objects_node()
143 1
        o = objects.add_object(3, 'MyObject')
144 1
        nodes = objects.get_referenced_nodes(refs=ua.ObjectIds.Organizes, direction=ua.BrowseDirection.Forward, includesubtypes=False)
145 1
        self.assertTrue(o in nodes)
146 1
        nodes = o.get_referenced_nodes(refs=ua.ObjectIds.Organizes, direction=ua.BrowseDirection.Inverse, includesubtypes=False)
147 1
        self.assertTrue(objects in nodes)
148 1
        self.assertEqual(o.get_parent(), objects)
149 1
        self.assertEqual(o.get_type_definition(), ua.ObjectIds.BaseObjectType)
150
151 1
        @uamethod
152
        def callback(parent):
153
            return
154
155 1
        m = o.add_method(3, 'MyMethod', callback)
156 1
        nodes = o.get_referenced_nodes(refs=ua.ObjectIds.HasComponent, direction=ua.BrowseDirection.Forward, includesubtypes=False)
157 1
        self.assertTrue(m in nodes)
158 1
        nodes = m.get_referenced_nodes(refs=ua.ObjectIds.HasComponent, direction=ua.BrowseDirection.Inverse, includesubtypes=False)
159 1
        self.assertTrue(o in nodes)
160 1
        self.assertEqual(m.get_parent(), o)
161
162
    # This should work for following BaseEvent tests to work (maybe to write it a bit differentlly since they are not independent)
163 1
    def test_get_event_from_type_node_BaseEvent(self):
164 1
        ev = opcua.common.event.get_event_from_type_node(opcua.Node(self.opc.iserver.isession, ua.NodeId(ua.ObjectIds.BaseEventType)))
165 1
        check_base_event(self, ev)
166
167 1 View Code Duplication
    def test_get_event_from_type_node_Inhereted_AuditEvent(self):
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168 1
        ev = opcua.common.event.get_event_from_type_node(opcua.Node(self.opc.iserver.isession, ua.NodeId(ua.ObjectIds.AuditEventType)))
169 1
        self.assertIsNot(ev, None)  # we did not receive event
170 1
        self.assertIsInstance(ev, ua.BaseEvent)
171 1
        self.assertIsInstance(ev, ua.AuditEvent)
172 1
        self.assertEqual(ev.EventType, ua.NodeId(ua.ObjectIds.AuditEventType))
173 1
        self.assertEqual(ev.Severity, ua.Variant(1, ua.VariantType.UInt16))
174 1
        self.assertEqual(ev.ActionTimeStamp, None)
175 1
        self.assertEqual(ev.Status, False)
176 1
        self.assertEqual(ev.ServerId, None)
177 1
        self.assertEqual(ev.ClientAuditEntryId, None)
178 1
        self.assertEqual(ev.ClientUserId, None)
179 1
        self.assertEqual(ev._freeze, True)
180
181 1
    def test_eventgenerator_default(self):
182 1
        evgen = self.opc.get_event_generator()
183 1
        check_eventgenerator_BaseEvent(self, evgen)
184 1
        check_eventgenerator_SourceServer(self, evgen)
185
186 1
    def test_eventgenerator_BaseEvent_object(self):
187 1
        evgen = self.opc.get_event_generator(ua.BaseEvent())
188 1
        check_eventgenerator_BaseEvent(self, evgen)
189 1
        check_eventgenerator_SourceServer(self, evgen)
190
191 1
    def test_eventgenerator_BaseEvent_Node(self):
192 1
        evgen = self.opc.get_event_generator(opcua.Node(self.opc.iserver.isession, ua.NodeId(ua.ObjectIds.BaseEventType)))
193 1
        check_eventgenerator_BaseEvent(self, evgen)
194 1
        check_eventgenerator_SourceServer(self, evgen)
195
196 1
    def test_eventgenerator_BaseEvent_NodeId(self):
197 1
        evgen = self.opc.get_event_generator(ua.NodeId(ua.ObjectIds.BaseEventType))
198 1
        check_eventgenerator_BaseEvent(self, evgen)
199 1
        check_eventgenerator_SourceServer(self, evgen)
200
201 1
    def test_eventgenerator_BaseEvent_ObjectIds(self):
202 1
        evgen = self.opc.get_event_generator(ua.ObjectIds.BaseEventType)
203 1
        check_eventgenerator_BaseEvent(self, evgen)
204 1
        check_eventgenerator_SourceServer(self, evgen)
205
206 1
    def test_eventgenerator_BaseEvent_Identifier(self):
207 1
        evgen = self.opc.get_event_generator(2041)
208 1
        check_eventgenerator_BaseEvent(self, evgen)
209 1
        check_eventgenerator_SourceServer(self, evgen)
210
211 1
    def test_eventgenerator_sourceServer_Node(self):
212 1
        evgen = self.opc.get_event_generator(source=opcua.Node(self.opc.iserver.isession, ua.NodeId(ua.ObjectIds.Server)))
213 1
        check_eventgenerator_BaseEvent(self, evgen)
214 1
        check_eventgenerator_SourceServer(self, evgen)
215
216 1
    def test_eventgenerator_sourceServer_NodeId(self):
217 1
        evgen = self.opc.get_event_generator(source=ua.NodeId(ua.ObjectIds.Server))
218 1
        check_eventgenerator_BaseEvent(self, evgen)
219 1
        check_eventgenerator_SourceServer(self, evgen)
220
221 1
    def test_eventgenerator_sourceServer_ObjectIds(self):
222 1
        evgen = self.opc.get_event_generator(source=ua.ObjectIds.Server)
223 1
        check_eventgenerator_BaseEvent(self, evgen)
224 1
        check_eventgenerator_SourceServer(self, evgen)
225
226 1
    def test_eventgenerator_sourceMyObject(self):
227 1
        objects = self.opc.get_objects_node()
228 1
        o = objects.add_object(3, 'MyObject')
229 1
        evgen = self.opc.get_event_generator(source=o)
230 1
        check_eventgenerator_BaseEvent(self, evgen)
231 1
        check_event_generator_object(self, evgen, o)
232
233 1
    def test_eventgenerator_source_collision(self):
234 1
        objects = self.opc.get_objects_node()
235 1
        o = objects.add_object(3, 'MyObject')
236 1
        event = ua.BaseEvent(sourcenode=o.nodeid)
237 1
        evgen = self.opc.get_event_generator(event, ua.ObjectIds.Server)
238 1
        check_eventgenerator_BaseEvent(self, evgen)
239 1
        check_event_generator_object(self, evgen, o)
240
241 1
    def test_eventgenerator_InheritedEvent(self):
242 1
        evgen = self.opc.get_event_generator(ua.ObjectIds.AuditEventType)
243 1
        check_eventgenerator_SourceServer(self, evgen)
244
245 1 View Code Duplication
        ev = evgen.event
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246 1
        self.assertIsNot(ev, None)  # we did not receive event
247 1
        self.assertIsInstance(ev, ua.BaseEvent)
248 1
        self.assertIsInstance(ev, ua.AuditEvent)
249 1
        self.assertEqual(ev.EventType, ua.NodeId(ua.ObjectIds.AuditEventType))
250 1
        self.assertEqual(ev.Severity, ua.Variant(1, ua.VariantType.UInt16))
251 1
        self.assertEqual(ev.ActionTimeStamp, None)
252 1
        self.assertEqual(ev.Status, False)
253 1
        self.assertEqual(ev.ServerId, None)
254 1
        self.assertEqual(ev.ClientAuditEntryId, None)
255 1
        self.assertEqual(ev.ClientUserId, None)
256 1
        self.assertEqual(ev._freeze, True)
257
258 1
    def test_create_custom_event_type_ObjectId(self):
259 1
        etype = self.opc.create_custom_event_type(2, 'MyEvent', ua.ObjectIds.BaseEventType, [('PropertyNum', ua.VariantType.Float), ('PropertyString', ua.VariantType.String)])
260 1
        check_custom_event_type(self, etype)
261
262 1
    def test_create_custom_event_type_NodeId(self):
263 1
        etype = self.opc.create_custom_event_type(2, 'MyEvent', ua.NodeId(ua.ObjectIds.BaseEventType), [('PropertyNum', ua.VariantType.Float), ('PropertyString', ua.VariantType.String)])
264 1
        check_custom_event_type(self, etype)
265
266 1
    def test_create_custom_event_type_Node(self):
267 1
        etype = self.opc.create_custom_event_type(2, 'MyEvent', opcua.Node(self.opc.iserver.isession, ua.NodeId(ua.ObjectIds.BaseEventType)), [('PropertyNum', ua.VariantType.Float), ('PropertyString', ua.VariantType.String)])
268 1
        check_custom_event_type(self, etype)
269
270 1
    def test_get_event_from_type_node_CustomEvent(self):
271 1
        etype = self.opc.create_custom_event_type(2, 'MyEvent', ua.ObjectIds.BaseEventType, [('PropertyNum', ua.VariantType.Float), ('PropertyString', ua.VariantType.String)])
272
273 1
        ev = opcua.common.event.get_event_from_type_node(etype)
274 1
        check_custom_event(self, ev, etype)
275 1
        self.assertEqual(ev.PropertyNum, None)
276 1
        self.assertEqual(ev.PropertyString, None)
277
278 1 View Code Duplication
    def test_eventgenerator_customEvent(self):
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279 1
        etype = self.opc.create_custom_event_type(2, 'MyEvent', ua.ObjectIds.BaseEventType, [('PropertyNum', ua.VariantType.Float), ('PropertyString', ua.VariantType.String)])
280
281 1
        evgen = self.opc.get_event_generator(etype, ua.ObjectIds.Server)
282 1
        check_eventgenerator_CustomEvent(self, evgen, etype)
283 1
        check_eventgenerator_SourceServer(self, evgen)
284
285 1
        self.assertEqual(evgen.event.PropertyNum, None)
286 1
        self.assertEqual(evgen.event.PropertyString, None)
287
288 1
    def test_eventgenerator_double_customEvent(self):
289 1
        event1 = self.opc.create_custom_event_type(3, 'MyEvent1', ua.ObjectIds.BaseEventType, [('PropertyNum', ua.VariantType.Float), ('PropertyString', ua.VariantType.String)])
290
291 1
        event2 = self.opc.create_custom_event_type(4, 'MyEvent2', event1, [('PropertyBool', ua.VariantType.Boolean), ('PropertyInt', ua.VariantType.Int32)])
292
293 1
        evgen = self.opc.get_event_generator(event2, ua.ObjectIds.Server)
294 1
        check_eventgenerator_CustomEvent(self, evgen, event2)
295 1
        check_eventgenerator_SourceServer(self, evgen)
296
297
        # Properties from MyEvent1
298 1
        self.assertEqual(evgen.event.PropertyNum, None)
299 1
        self.assertEqual(evgen.event.PropertyString, None)
300
301
         # Properties from MyEvent2
302 1
        self.assertEqual(evgen.event.PropertyBool, None)
303 1
        self.assertEqual(evgen.event.PropertyInt, None)
304
305 1 View Code Duplication
    def test_eventgenerator_customEvent_MyObject(self):
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306 1
        objects = self.opc.get_objects_node()
307 1
        o = objects.add_object(3, 'MyObject')
308 1
        etype = self.opc.create_custom_event_type(2, 'MyEvent', ua.ObjectIds.BaseEventType, [('PropertyNum', ua.VariantType.Float), ('PropertyString', ua.VariantType.String)])
309
310 1
        evgen = self.opc.get_event_generator(etype, o)
311 1
        check_eventgenerator_CustomEvent(self, evgen, etype)
312 1
        check_event_generator_object(self, evgen, o)
313
314 1
        self.assertEqual(evgen.event.PropertyNum, None)
315 1
        self.assertEqual(evgen.event.PropertyString, None)
316
317
318 1 View Code Duplication
def check_eventgenerator_SourceServer(test, evgen):
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319 1
    server = test.opc.get_server_node()
320 1
    test.assertEqual(evgen.event.SourceName, server.get_display_name().Text)
321 1
    test.assertEqual(evgen.event.SourceNode, ua.NodeId(ua.ObjectIds.Server))
322 1
    test.assertEqual(server.get_attribute(ua.AttributeIds.EventNotifier).Value, ua.Variant(1, ua.VariantType.Byte))
323 1
    refs = server.get_referenced_nodes(ua.ObjectIds.GeneratesEvent, ua.BrowseDirection.Forward, ua.NodeClass.ObjectType, False)
324 1
    test.assertGreaterEqual(len(refs), 1)
325
326
327 1 View Code Duplication
def check_event_generator_object(test, evgen, obj):
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328 1
    test.assertEqual(evgen.event.SourceName, obj.get_display_name().Text)
329 1
    test.assertEqual(evgen.event.SourceNode, obj.nodeid)
330 1
    test.assertEqual(obj.get_attribute(ua.AttributeIds.EventNotifier).Value, ua.Variant(1, ua.VariantType.Byte))
331 1
    refs = obj.get_referenced_nodes(ua.ObjectIds.GeneratesEvent, ua.BrowseDirection.Forward, ua.NodeClass.ObjectType, False)
332 1
    test.assertEqual(len(refs), 1)
333 1
    test.assertEqual(refs[0].nodeid, evgen.event.EventType)
334
335
336 1
def check_eventgenerator_BaseEvent(test, evgen):
337 1
    test.assertIsNot(evgen, None)  # we did not receive event generator
338 1
    test.assertIs(evgen.isession, test.opc.iserver.isession)
339 1
    check_base_event(test, evgen.event)
340
341
342 1
def check_base_event(test, ev):
343 1
    test.assertIsNot(ev, None)  # we did not receive event
344 1
    test.assertIsInstance(ev, ua.BaseEvent)
345 1
    test.assertEqual(ev.EventType, ua.NodeId(ua.ObjectIds.BaseEventType))
346 1
    test.assertEqual(ev.Severity, ua.Variant(1, ua.VariantType.UInt16))
347 1
    test.assertEqual(ev._freeze, True)
348
349
350 1
def check_eventgenerator_CustomEvent(test, evgen, etype):
351 1
    test.assertIsNot(evgen, None)  # we did not receive event generator
352 1
    test.assertIs(evgen.isession, test.opc.iserver.isession)
353 1
    check_custom_event(test, evgen.event, etype)
354
355
356 1
def check_custom_event(test, ev, etype):
357 1
    test.assertIsNot(ev, None)  # we did not receive event
358 1
    test.assertIsInstance(ev, ua.BaseEvent)
359 1
    test.assertEqual(ev.EventType, etype.nodeid)
360 1
    test.assertEqual(ev.Severity, ua.Variant(1, ua.VariantType.UInt16))
361 1
    test.assertEqual(ev._freeze, True)
362
363
364 1
def check_custom_event_type(test, ev):
365 1
    base = opcua.Node(test.opc.iserver.isession, ua.NodeId(ua.ObjectIds.BaseEventType))
366 1
    test.assertTrue(ev in base.get_children())
367 1
    nodes = ev.get_referenced_nodes(refs=ua.ObjectIds.HasSubtype, direction=ua.BrowseDirection.Inverse, includesubtypes=False)
368 1
    test.assertEqual(base, nodes[0])
369 1
    properties = ev.get_properties()
370 1
    test.assertIsNot(properties, None)
371 1
    test.assertEqual(len(properties), 2)
372 1
    test.assertTrue(ev.get_child("2:PropertyNum") in properties)
373 1
    test.assertEqual(ev.get_child("2:PropertyNum").get_data_value().Value.VariantType, ua.VariantType.Float)
374 1
    test.assertTrue(ev.get_child("2:PropertyString") in properties)
375
    test.assertEqual(ev.get_child("2:PropertyString").get_data_value().Value.VariantType, ua.VariantType.String)
376