/[thuban]/branches/WIP-pyshapelib-bramz/test/test_layer.py
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revision 722 by bh, Thu Apr 3 11:37:13 2003 UTC revision 723 by bh, Thu Apr 24 15:31:53 2003 UTC
# Line 22  support.initthuban() Line 22  support.initthuban()
22  import shapelib  import shapelib
23  import dbflib  import dbflib
24    
25    from Thuban.Model.session import Session
26  from Thuban.Model.layer import Layer, SHAPETYPE_POLYGON, SHAPETYPE_ARC, \  from Thuban.Model.layer import Layer, SHAPETYPE_POLYGON, SHAPETYPE_ARC, \
27       SHAPETYPE_POINT       SHAPETYPE_POINT
28  from Thuban.Model.messages import LAYER_LEGEND_CHANGED, \  from Thuban.Model.messages import LAYER_LEGEND_CHANGED, \
# Line 38  class TestLayer(unittest.TestCase, suppo Line 39  class TestLayer(unittest.TestCase, suppo
39          for i in range(len(test)):          for i in range(len(test)):
40              self.assertFloatSeqEqual(test[i], value[i])              self.assertFloatSeqEqual(test[i], value[i])
41    
42        def setUp(self):
43            """Create a session"""
44            self.session = Session("Test session for %s" % self.__class__)
45    
46        def tearDown(self):
47            self.session = None
48    
49      def test_arc_layer(self):      def test_arc_layer(self):
50          """Test Layer with arc shapes"""          """Test Layer with arc shapes"""
51          layer = Layer("Test Layer",          filename = os.path.join("..", "Data", "iceland", "roads-line.shp")
52                        os.path.join("..", "Data", "iceland", "roads-line.shp"))          layer = Layer("Test Layer", self.session.OpenShapefile(filename))
53          self.assertEquals(layer.Title(), "Test Layer")          self.assertEquals(layer.Title(), "Test Layer")
54          self.assertEquals(layer.ShapeType(), SHAPETYPE_ARC)          self.assertEquals(layer.ShapeType(), SHAPETYPE_ARC)
55          self.assertEquals(layer.NumShapes(), 839)          self.assertEquals(layer.NumShapes(), 839)
# Line 58  class TestLayer(unittest.TestCase, suppo Line 66  class TestLayer(unittest.TestCase, suppo
66    
67      def test_polygon_layer(self):      def test_polygon_layer(self):
68          """Test Layer with polygon shapes"""          """Test Layer with polygon shapes"""
69          layer = Layer("Test Layer",          filename = os.path.join("..", "Data", "iceland", "political.shp")
70                        os.path.join("..", "Data", "iceland", "political.shp"))          layer = Layer("Test Layer", self.session.OpenShapefile(filename))
71          self.assertEquals(layer.Title(), "Test Layer")          self.assertEquals(layer.Title(), "Test Layer")
72          self.assertEquals(layer.ShapeType(), SHAPETYPE_POLYGON)          self.assertEquals(layer.ShapeType(), SHAPETYPE_POLYGON)
73          self.assertEquals(layer.NumShapes(), 156)          self.assertEquals(layer.NumShapes(), 156)
# Line 78  class TestLayer(unittest.TestCase, suppo Line 86  class TestLayer(unittest.TestCase, suppo
86    
87      def test_point_layer(self):      def test_point_layer(self):
88          """Test Layer with point shapes"""          """Test Layer with point shapes"""
89          layer = Layer("Test Layer",          filename = os.path.join("..", "Data", "iceland",
90                        os.path.join("..", "Data", "iceland",                                  "cultural_landmark-point.shp")
91                                     "cultural_landmark-point.shp"))          layer = Layer("Test Layer", self.session.OpenShapefile(filename))
92          self.assertEquals(layer.Title(), "Test Layer")          self.assertEquals(layer.Title(), "Test Layer")
93          self.assertEquals(layer.ShapeType(), SHAPETYPE_POINT)          self.assertEquals(layer.ShapeType(), SHAPETYPE_POINT)
94          self.assertEquals(layer.NumShapes(), 34)          self.assertEquals(layer.NumShapes(), 34)
# Line 107  class TestLayer(unittest.TestCase, suppo Line 115  class TestLayer(unittest.TestCase, suppo
115          dbf.add_field("NAME", dbflib.FTString, 20, 0)          dbf.add_field("NAME", dbflib.FTString, 20, 0)
116    
117          # Now try to open it.          # Now try to open it.
118          layer = Layer("Empty Layer", shapefilename)          layer = Layer("Empty Layer",
119                          self.session.OpenShapefile(shapefilename))
120          self.assertEquals(layer.BoundingBox(), None)          self.assertEquals(layer.BoundingBox(), None)
121          self.assertEquals(layer.LatLongBoundingBox(), None)          self.assertEquals(layer.LatLongBoundingBox(), None)
122          self.assertEquals(layer.NumShapes(), 0)          self.assertEquals(layer.NumShapes(), 0)
# Line 120  class TestLayerLegend(unittest.TestCase, Line 129  class TestLayerLegend(unittest.TestCase,
129      """      """
130    
131      def setUp(self):      def setUp(self):
132          """Clear the list of received messages and create a layer          """Clear the list of received messages and create a layer and a session
133    
134          The layer is bound to self.layer.          The layer is bound to self.layer and the session to self.session.
135          """          """
136          self.clear_messages()          self.clear_messages()
137            self.session = Session("Test session for %s" % self.__class__)
138            filename = os.path.join("..", "Data", "iceland", "political.shp")
139          self.layer = Layer("Test Layer",          self.layer = Layer("Test Layer",
140                             os.path.join("..", "Data", "iceland",                             self.session.OpenShapefile(filename))
                                         "political.shp"))  
141          self.layer.Subscribe(LAYER_LEGEND_CHANGED, self.subscribe_with_params,          self.layer.Subscribe(LAYER_LEGEND_CHANGED, self.subscribe_with_params,
142                               LAYER_LEGEND_CHANGED)                               LAYER_LEGEND_CHANGED)
143          self.layer.Subscribe(LAYER_VISIBILITY_CHANGED,          self.layer.Subscribe(LAYER_VISIBILITY_CHANGED,
# Line 138  class TestLayerLegend(unittest.TestCase, Line 148  class TestLayerLegend(unittest.TestCase,
148          """Clear the list of received messages and explictly destroy self.layer          """Clear the list of received messages and explictly destroy self.layer
149          """          """
150          self.layer.Destroy()          self.layer.Destroy()
151            self.layer = None
152            self.session.Destroy()
153            self.session = None
154          self.clear_messages()          self.clear_messages()
155    
156      def test_initial_settings(self):      def test_initial_settings(self):
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