/[thuban]/branches/WIP-pyshapelib-bramz/test/test_session.py
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revision 482 by jonathan, Thu Mar 6 16:47:02 2003 UTC revision 851 by bh, Wed May 7 15:11:12 2003 UTC
# Line 1  Line 1 
1  # Copyright (c) 2002 by Intevation GmbH  # Copyright (c) 2002, 2003 by Intevation GmbH
2  # Authors:  # Authors:
3  # Bernhard Herzog <[email protected]>  # Bernhard Herzog <[email protected]>
4  #  #
# Line 20  import support Line 20  import support
20  support.initthuban()  support.initthuban()
21    
22  from Thuban.Model.messages import CHANGED, MAPS_CHANGED, FILENAME_CHANGED, \  from Thuban.Model.messages import CHANGED, MAPS_CHANGED, FILENAME_CHANGED, \
23       MAP_PROJECTION_CHANGED, LAYERS_CHANGED, \       MAP_PROJECTION_CHANGED, MAP_LAYERS_CHANGED, \
24       LAYER_VISIBILITY_CHANGED, LAYER_LEGEND_CHANGED       LAYER_VISIBILITY_CHANGED, LAYER_CHANGED
25  from Thuban.Model.session import Session  from Thuban.Model.session import Session
26  from Thuban.Model.map import Map  from Thuban.Model.map import Map
27  from Thuban.Model.layer import Layer  from Thuban.Model.layer import Layer
# Line 38  class TestSessionSimple(unittest.TestCas Line 38  class TestSessionSimple(unittest.TestCas
38          session = Session("Test Session")          session = Session("Test Session")
39          self.assertEquals(session.Title(), "Test Session")          self.assertEquals(session.Title(), "Test Session")
40          self.assertEquals(session.Maps(), [])          self.assertEquals(session.Maps(), [])
41            self.assertEquals(session.Tables(), [])
42            self.assertEquals(session.ShapeStores(), [])
43          self.assertEquals(session.filename, None)          self.assertEquals(session.filename, None)
44          self.failIf(session.HasMaps())          self.failIf(session.HasMaps())
45          self.failIf(session.WasModified())          self.failIf(session.WasModified())
# Line 58  class TestSessionBase(unittest.TestCase, Line 60  class TestSessionBase(unittest.TestCase,
60    
61          # Create a Session and subscribe to all interesting channels.          # Create a Session and subscribe to all interesting channels.
62          self.session = Session("Test Session")          self.session = Session("Test Session")
63          for channel in (CHANGED, MAPS_CHANGED, FILENAME_CHANGED,          for channel in (CHANGED,
64                          MAP_PROJECTION_CHANGED, LAYERS_CHANGED,                          MAPS_CHANGED,  
65                          LAYER_VISIBILITY_CHANGED, LAYER_LEGEND_CHANGED):                          FILENAME_CHANGED,
66                            MAP_PROJECTION_CHANGED,
67                            MAP_LAYERS_CHANGED,
68                            LAYER_VISIBILITY_CHANGED,
69                            LAYER_CHANGED):
70              self.session.Subscribe(channel,              self.session.Subscribe(channel,
71                                     self.subscribe_with_params, channel)                                     self.subscribe_with_params, channel)
72    
73      def tearDown(self):      def tearDown(self):
74          """Destroy self.session and clear the message list"""          """Destroy self.session and clear the message list"""
75          self.session.Destroy()          self.session.Destroy()
76            self.session = None
77          self.clear_messages()          self.clear_messages()
78    
79    
# Line 101  class TestSessionWithContent(TestSession Line 108  class TestSessionWithContent(TestSession
108          """Extend the inherited method to add a non-empty map to self.session          """Extend the inherited method to add a non-empty map to self.session
109          """          """
110          TestSessionBase.setUp(self)          TestSessionBase.setUp(self)
111            open_shp = self.session.OpenShapefile
112          self.arc_layer = Layer("Roads",          self.arc_layer = Layer("Roads",
113                                 os.path.join("..", "Data", "iceland",                                 open_shp(os.path.join("..", "Data", "iceland",
114                                              "roads-line.shp"))                                                       "roads-line.shp")))
115          self.poly_layer = Layer("Political",          self.poly_layer = Layer("Political",
116                                  os.path.join("..", "Data", "iceland",                                  open_shp(os.path.join("..", "Data", "iceland",
117                                               "political.shp"))                                                        "political.shp")))
118          self.map = Map("A Map")          self.map = Map("A Map")
119          self.map.AddLayer(self.arc_layer)          self.map.AddLayer(self.arc_layer)
120          self.map.AddLayer(self.poly_layer)          self.map.AddLayer(self.poly_layer)
# Line 114  class TestSessionWithContent(TestSession Line 122  class TestSessionWithContent(TestSession
122          self.session.UnsetModified()          self.session.UnsetModified()
123          self.clear_messages()          self.clear_messages()
124    
125        def tearDown(self):
126            TestSessionBase.tearDown(self)
127            self.arc_layer = self.poly_layer = None
128    
129      def test_remove_map(self):      def test_remove_map(self):
130          """Test Session.RemoveMap"""          """Test Session.RemoveMap"""
131          self.session.RemoveMap(self.map)          self.session.RemoveMap(self.map)
# Line 150  class TestSessionWithContent(TestSession Line 162  class TestSessionWithContent(TestSession
162          """Test Session's forwarding of Layer.SetFill messages"""          """Test Session's forwarding of Layer.SetFill messages"""
163          self.poly_layer.GetClassification().SetDefaultFill(Color(0.0, 0.5, 1.0))          self.poly_layer.GetClassification().SetDefaultFill(Color(0.0, 0.5, 1.0))
164          self.assert_(self.session.WasModified())          self.assert_(self.session.WasModified())
165          self.check_messages([(self.poly_layer, LAYER_LEGEND_CHANGED),          self.check_messages([(self.poly_layer, LAYER_CHANGED),
166                               (self.session, CHANGED)])                               (self.session, CHANGED)])
167    
168      def test_forwarding_stroke(self):      def test_forwarding_stroke(self):
# Line 158  class TestSessionWithContent(TestSession Line 170  class TestSessionWithContent(TestSession
170          self.poly_layer.GetClassification().\          self.poly_layer.GetClassification().\
171              SetDefaultLineColor(Color(0.0, 0.5, 1.0))              SetDefaultLineColor(Color(0.0, 0.5, 1.0))
172          self.assert_(self.session.WasModified())          self.assert_(self.session.WasModified())
173          self.check_messages([(self.poly_layer, LAYER_LEGEND_CHANGED),          self.check_messages([(self.poly_layer, LAYER_CHANGED),
174                               (self.session, CHANGED)])                               (self.session, CHANGED)])
175    
176      def test_forwarding_stroke_width(self):      def test_forwarding_stroke_width(self):
177          """Test Session's forwarding of Layer.SetStrokeWidth messages"""          """Test Session's forwarding of Layer.SetStrokeWidth messages"""
178          self.poly_layer.GetClassification().SetDefaultLineWidth(3)          self.poly_layer.GetClassification().SetDefaultLineWidth(3)
179          self.assert_(self.session.WasModified())          self.assert_(self.session.WasModified())
180          self.check_messages([(self.poly_layer, LAYER_LEGEND_CHANGED),          self.check_messages([(self.poly_layer, LAYER_CHANGED),
181                               (self.session, CHANGED)])                               (self.session, CHANGED)])
182    
183      def test_forwarding_visibility(self):      def test_forwarding_visibility(self):
# Line 193  class TestSessionWithContent(TestSession Line 205  class TestSessionWithContent(TestSession
205          self.assert_(self.session.WasModified())          self.assert_(self.session.WasModified())
206          self.session.UnsetModified()          self.session.UnsetModified()
207          self.failIf(self.session.WasModified())          self.failIf(self.session.WasModified())
208          self.check_messages([(self.poly_layer, LAYER_LEGEND_CHANGED),          self.check_messages([(self.poly_layer, LAYER_CHANGED),
209                               (self.session, CHANGED),                               (self.session, CHANGED),
210                               (CHANGED,)])                               (CHANGED,)])
211    
212        def test_shape_stores(self):
213            """Test Session.ShapeStores()"""
214            # Strictly speaking the session doesn't make guarantees about
215            # the order of the ShapeStores in the list, but currently it's
216            # deterministic and they're listed in the order in which they
217            # were created
218            self.assertEquals(self.session.ShapeStores(),
219                              [self.arc_layer.ShapeStore(),
220                               self.poly_layer.ShapeStore()])
221            # If we remove the map from the session and clear our instance
222            # variables that hold the layers and the map the list should
223            # become empty again.
224            self.session.RemoveMap(self.map)
225            self.arc_layer = self.poly_layer = self.map = None
226            self.assertEquals(self.session.ShapeStores(), [])
227    
228        def test_tables(self):
229            """Test Session.Tables()"""
230            # Strictly speaking the session doesn't make guarantees about
231            # the order of the tables in the list, but currently it's
232            # deterministic and they're listed in the order in which they
233            # were opened
234            self.assertEquals(self.session.Tables(),
235                              [self.arc_layer.ShapeStore().Table(),
236                               self.poly_layer.ShapeStore().Table()])
237            # If we remove the map from the session and clear our instance
238            # variables that hold the layers and the map the list should
239            # become empty again.
240            self.session.RemoveMap(self.map)
241            self.arc_layer = self.poly_layer = self.map = None
242            self.assertEquals(self.session.Tables(), [])
243    
244    
245  if __name__ == "__main__":  if __name__ == "__main__":
246      unittest.main()      unittest.main()
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