/[thuban]/branches/WIP-pyshapelib-bramz/test/test_layer.py
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revision 1438 by jonathan, Wed Jul 16 13:25:30 2003 UTC revision 1555 by bh, Thu Aug 7 15:41:05 2003 UTC
# Line 23  import shapelib Line 23  import shapelib
23  import dbflib  import dbflib
24    
25  from Thuban.Model.session import Session  from Thuban.Model.session import Session
26  from Thuban.Model.layer import BaseLayer, Layer, RasterLayer, \  from Thuban.Model.layer import BaseLayer, Layer, RasterLayer
27       SHAPETYPE_POLYGON, SHAPETYPE_ARC, SHAPETYPE_POINT  from Thuban.Model.data import SHAPETYPE_POLYGON, SHAPETYPE_ARC, SHAPETYPE_POINT
28  from Thuban.Model.messages import LAYER_LEGEND_CHANGED, \  from Thuban.Model.messages import LAYER_LEGEND_CHANGED, \
29       LAYER_VISIBILITY_CHANGED, LAYER_SHAPESTORE_REPLACED, LAYER_CHANGED       LAYER_VISIBILITY_CHANGED, LAYER_SHAPESTORE_REPLACED, LAYER_CHANGED
 from Thuban.Model.color import Color  
30  from Thuban.Model.table import FIELDTYPE_DOUBLE, FIELDTYPE_STRING, MemoryTable  from Thuban.Model.table import FIELDTYPE_DOUBLE, FIELDTYPE_STRING, MemoryTable
31  from Thuban.Model.proj import Projection  from Thuban.Model.proj import Projection
32  from Thuban.Model.data import DerivedShapeStore  from Thuban.Model.data import DerivedShapeStore
33  from Thuban.Model.classification import Classification, ClassGroupSingleton  from Thuban.Model.classification import Classification, ClassGroupSingleton, \
34         ClassGroupRange
35    
36  import Thuban.Model.resource  import Thuban.Model.resource
37    
# Line 40  class TestLayer(unittest.TestCase, suppo Line 40  class TestLayer(unittest.TestCase, suppo
40    
41      """Test cases for different layer (shape) types"""      """Test cases for different layer (shape) types"""
42    
43      def assertFloatTuplesEqual(self, test, value):      def assertPointListEquals(self, test, value):
44          """Assert equality of two lists of tuples of float"""          """Assert equality of two lists of lists of tuples of float"""
45          for i in range(len(test)):          for i in range(len(test)):
46              self.assertFloatSeqEqual(test[i], value[i])              self.assertEquals(len(test[i]), len(value[i]))
47                for j in range(len(test[i])):
48                    self.assertFloatSeqEqual(test[i][j], value[i][j])
49    
50      def setUp(self):      def setUp(self):
51          """Create a session self.session and initialize self.layer to None"""          """Create a session self.session and initialize self.layer to None"""
# Line 101  class TestLayer(unittest.TestCase, suppo Line 103  class TestLayer(unittest.TestCase, suppo
103          self.assertEquals(layer.ShapeType(), SHAPETYPE_ARC)          self.assertEquals(layer.ShapeType(), SHAPETYPE_ARC)
104          self.assertEquals(layer.NumShapes(), 839)          self.assertEquals(layer.NumShapes(), 839)
105          shape = layer.Shape(32)          shape = layer.Shape(32)
106          self.assertFloatTuplesEqual(shape.Points(),          self.assertPointListEquals(shape.Points(),
107                                      [(-15.082174301147461, 66.27738189697265),                                     [[(-15.082174301147461, 66.27738189697265),
108                                       (-15.026350021362305, 66.27339172363281)])                                       (-15.026350021362305, 66.27339172363281)]])
109          self.assertFloatSeqEqual(layer.BoundingBox(),          self.assertFloatSeqEqual(layer.BoundingBox(),
110                                   [-24.450359344482422, 63.426830291748047,                                   [-24.450359344482422, 63.426830291748047,
111                                    -13.55668830871582, 66.520111083984375])                                    -13.55668830871582, 66.520111083984375])
# Line 115  class TestLayer(unittest.TestCase, suppo Line 117  class TestLayer(unittest.TestCase, suppo
117                             -15.026350021362305, 66.27738189697265])                             -15.026350021362305, 66.27738189697265])
118    
119          shape = layer.Shape(33)          shape = layer.Shape(33)
120          self.assertFloatTuplesEqual(shape.Points(),          self.assertPointListEquals(shape.Points(),
121                                      [(-22.248506546020508, 66.30645751953125),                                     [[(-22.24850654602050, 66.30645751953125),
122                                       (-22.232730865478516, 66.294075012207031),                                       (-22.23273086547851, 66.29407501220703),
123                                       (-22.23158073425293,  66.287689208984375),                                       (-22.23158073425293,  66.2876892089843),
124                                       (-22.246318817138672, 66.270065307617188)])                                       (-22.24631881713867, 66.27006530761718)]])
125    
126          self.assertFloatSeqEqual(layer.ShapesBoundingBox([32, 33]),          self.assertFloatSeqEqual(layer.ShapesBoundingBox([32, 33]),
127                                   [-22.248506546020508, 66.270065307617188,                                   [-22.248506546020508, 66.270065307617188,
# Line 137  class TestLayer(unittest.TestCase, suppo Line 139  class TestLayer(unittest.TestCase, suppo
139          self.assertEquals(layer.ShapeType(), SHAPETYPE_POLYGON)          self.assertEquals(layer.ShapeType(), SHAPETYPE_POLYGON)
140          self.assertEquals(layer.NumShapes(), 156)          self.assertEquals(layer.NumShapes(), 156)
141          shape = layer.Shape(4)          shape = layer.Shape(4)
142          self.assertFloatTuplesEqual(shape.Points(),          self.assertPointListEquals(shape.Points(),
143                                      [(-22.406391143798828, 64.714111328125),                                     [[(-22.40639114379882, 64.714111328125),
144                                       (-22.41621208190918, 64.71600341796875),                                       (-22.41621208190918, 64.7160034179687),
145                                       (-22.406051635742188, 64.719200134277344),                                       (-22.40605163574218, 64.719200134277),
146                                       (-22.406391143798828, 64.714111328125)])                                       (-22.40639114379882, 64.714111328125)]])
147          self.assertFloatSeqEqual(layer.BoundingBox(),          self.assertFloatSeqEqual(layer.BoundingBox(),
148                                   [-24.546524047851562, 63.286754608154297,                                   [-24.546524047851562, 63.286754608154297,
149                                    -13.495815277099609, 66.563774108886719])                                    -13.495815277099609, 66.563774108886719])
# Line 157  class TestLayer(unittest.TestCase, suppo Line 159  class TestLayer(unittest.TestCase, suppo
159          self.assertEquals(layer.ShapeType(), SHAPETYPE_POINT)          self.assertEquals(layer.ShapeType(), SHAPETYPE_POINT)
160          self.assertEquals(layer.NumShapes(), 34)          self.assertEquals(layer.NumShapes(), 34)
161          shape = layer.Shape(0)          shape = layer.Shape(0)
162          self.assertFloatTuplesEqual(shape.Points(),          self.assertPointListEquals(shape.Points(),
163                                      [(-22.711074829101562, 66.36572265625)])                                     [[(-22.711074829101562, 66.36572265625)]])
164          self.assertFloatSeqEqual(layer.BoundingBox(),          self.assertFloatSeqEqual(layer.BoundingBox(),
165                                   [-23.806047439575195, 63.405960083007812,                                   [-23.806047439575195, 63.405960083007812,
166                                    -15.12291431427002, 66.36572265625])                                    -15.12291431427002, 66.36572265625])
# Line 193  class TestLayer(unittest.TestCase, suppo Line 195  class TestLayer(unittest.TestCase, suppo
195    
196      def test_raster_layer(self):      def test_raster_layer(self):
197          if not Thuban.Model.resource.has_gdal_support():          if not Thuban.Model.resource.has_gdal_support():
198              return              raise support.SkipTest("No gdal support")
199    
200          filename = self.build_path("island.tif")          filename = self.build_path("island.tif")
201          layer = RasterLayer("Test RasterLayer", filename)          layer = RasterLayer("Test RasterLayer", filename)
# Line 217  class TestLayer(unittest.TestCase, suppo Line 219  class TestLayer(unittest.TestCase, suppo
219              layer.SetShapeStore(derived)              layer.SetShapeStore(derived)
220              self.assert_(layer.ShapeStore() is derived)              self.assert_(layer.ShapeStore() is derived)
221    
222              # check that an exception is raised when the number              self.assertEquals(layer.ShapeType(), SHAPETYPE_ARC)
223              # of shapes differ from the number of rows in a table.              self.assertEquals(layer.NumShapes(), 839)
224              layer2 = Layer("Test Layer",              shape = layer.Shape(32)
225                             self.open_shapefile("political.shp"))              self.assertPointListEquals(shape.Points(),
226              store2 = layer2.ShapeStore()                                         [[(-15.082174301147, 66.277381896972),
227              self.assertRaises(ValueError,                                           (-15.026350021362, 66.273391723632)]])
228                                DerivedShapeStore, store2, store.Table())              self.assertFloatSeqEqual(layer.BoundingBox(),
229                                         [-24.450359344482422, 63.426830291748047,
230                                          -13.55668830871582, 66.520111083984375])
231                self.assertEquals(layer.ShapesInRegion((-24.0, 64.0,
232                                                        -23.75, 64.25)),
233                                  [613, 726, 838])
234    
235                self.assertFloatSeqEqual(layer.ShapesBoundingBox([32]),
236                                         [-15.082174301147461, 66.27339172363281,
237                                          -15.026350021362305, 66.27738189697265])
238    
239          finally:          finally:
240              store = derived = None              store = derived = None
             layer2.Destroy()  
             store2 = None  
241    
242    
243  class SetShapeStoreTests(unittest.TestCase, support.SubscriberMixin):  class SetShapeStoreTests(unittest.TestCase, support.SubscriberMixin):
# Line 243  class SetShapeStoreTests(unittest.TestCa Line 252  class SetShapeStoreTests(unittest.TestCa
252          self.layer = Layer("test layer", self.store)          self.layer = Layer("test layer", self.store)
253          self.classification = Classification()          self.classification = Classification()
254          self.classification.AppendGroup(ClassGroupSingleton("FARM"))          self.classification.AppendGroup(ClassGroupSingleton("FARM"))
255          self.layer.SetClassificationField("CLPTLABEL")          self.layer.SetClassificationColumn("CLPTLABEL")
256          self.layer.SetClassification(self.classification)          self.layer.SetClassification(self.classification)
257          self.layer.UnsetModified()          self.layer.UnsetModified()
258          self.layer.Subscribe(LAYER_SHAPESTORE_REPLACED,          self.layer.Subscribe(LAYER_SHAPESTORE_REPLACED,
# Line 265  class SetShapeStoreTests(unittest.TestCa Line 274  class SetShapeStoreTests(unittest.TestCa
274          """          """
275          cls = self.layer.GetClassification()          cls = self.layer.GetClassification()
276          self.assert_(cls is self.classification)          self.assert_(cls is self.classification)
277          field = self.layer.GetClassificationField()          field = self.layer.GetClassificationColumn()
278          self.assertEquals(field, "CLPTLABEL")          self.assertEquals(field, "CLPTLABEL")
279          self.assertEquals(self.layer.GetFieldType(field), FIELDTYPE_STRING)          self.assertEquals(self.layer.GetFieldType(field), FIELDTYPE_STRING)
280          self.assertEquals(self.layer.GetClassification().GetNumGroups(), 1)          self.assertEquals(self.layer.GetClassification().GetNumGroups(), 1)
# Line 310  class SetShapeStoreTests(unittest.TestCa Line 319  class SetShapeStoreTests(unittest.TestCa
319                               (self.layer, LAYER_SHAPESTORE_REPLACED)])                               (self.layer, LAYER_SHAPESTORE_REPLACED)])
320    
321    
322  class TestLayerLegend(unittest.TestCase, support.SubscriberMixin):  class TestLayerModification(unittest.TestCase, support.SubscriberMixin):
323    
324      """Test cases for Layer method that modify the layer.      """Test cases for Layer method that modify the layer.
325      """      """
# Line 330  class TestLayerLegend(unittest.TestCase, Line 339  class TestLayerLegend(unittest.TestCase,
339          self.layer.Subscribe(LAYER_VISIBILITY_CHANGED,          self.layer.Subscribe(LAYER_VISIBILITY_CHANGED,
340                               self.subscribe_with_params,                               self.subscribe_with_params,
341                               LAYER_VISIBILITY_CHANGED)                               LAYER_VISIBILITY_CHANGED)
342            self.layer.Subscribe(LAYER_CHANGED, self.subscribe_with_params,
343                                 LAYER_CHANGED)
344    
345      def tearDown(self):      def tearDown(self):
346          """Clear the list of received messages and explictly destroy self.layer          """Clear the list of received messages and explictly destroy self.layer
# Line 340  class TestLayerLegend(unittest.TestCase, Line 351  class TestLayerLegend(unittest.TestCase,
351          self.session = None          self.session = None
352          self.clear_messages()          self.clear_messages()
353    
354      def test_initial_settings(self):      def test_sanity(self):
355          """Test Layer's initial legend attributes"""          """TestLayerModification Sanity Checks"""
356          # test default settings          # test default settings
357          self.failIf(self.layer.WasModified())          self.failIf(self.layer.WasModified())
         #self.assertEquals(self.layer.fill, None)  
         #self.assertEquals(self.layer.stroke.hex(), "#000000")  
         #self.assertEquals(self.layer.stroke_width, 1)  
358          self.assertEquals(self.layer.Visible(), 1)          self.assertEquals(self.layer.Visible(), 1)
359          # no messages should have been produced          # no messages should have been produced
360          self.check_messages([])          self.check_messages([])
# Line 361  class TestLayerLegend(unittest.TestCase, Line 369  class TestLayerLegend(unittest.TestCase,
369          # the layer.          # the layer.
370          self.failIf(self.layer.WasModified())          self.failIf(self.layer.WasModified())
371    
372            def test_set_classification(self):
373            """Test Layer.SetClassification"""
374            classification = Classification()
375            classification.AppendGroup(ClassGroupRange((0.0, 0.1)))
376    
377            self.layer.SetClassification(classification)
378            self.layer.SetClassificationColumn("AREA")
379    
380            self.check_messages([(self.layer, LAYER_CHANGED),
381                                 (self.layer, LAYER_CHANGED)])
382            self.failUnless(self.layer.WasModified())
383    
384            self.clear_messages()
385            self.layer.UnsetModified()
386    
387            # change only the classification column. This should issue a
388            # LAYER_CHANGED message as well.
389            self.layer.SetClassificationColumn("PERIMETER")
390    
391            self.check_messages([(self.layer, LAYER_CHANGED)])
392            self.failUnless(self.layer.WasModified())
393    
394    
395  #  #
396  # the tree info now contains Color objects which are difficult to test  # the tree info now contains Color objects which are difficult to test
397  #  #
Legend:
Removed from v.1438  
changed lines
  Added in v.1555
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