/[thuban]/branches/WIP-pyshapelib-bramz/test/test_layer.py
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revision 1088 by bh, Wed May 28 12:42:23 2003 UTC revision 1142 by bh, Tue Jun 10 09:41:57 2003 UTC
# Line 26  from Thuban.Model.session import Session Line 26  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       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_VISIBILITY_CHANGED, LAYER_SHAPESTORE_REPLACED, LAYER_CHANGED
30  from Thuban.Model.color import Color  from Thuban.Model.color import Color
31  from Thuban.Model.table import FIELDTYPE_DOUBLE, FIELDTYPE_STRING, MemoryTable  from Thuban.Model.table import FIELDTYPE_DOUBLE, FIELDTYPE_STRING, MemoryTable
32  from Thuban.Model.proj import Projection  from Thuban.Model.proj import Projection
# Line 205  class TestLayer(unittest.TestCase, suppo Line 205  class TestLayer(unittest.TestCase, suppo
205              store = derived = None              store = derived = None
206    
207    
208  class SetShapeStoreTests(unittest.TestCase):  class SetShapeStoreTests(unittest.TestCase, support.SubscriberMixin):
209    
210      def setUp(self):      def setUp(self):
211          """Create a layer with a classification as self.layer"""          """Create a layer with a classification as self.layer"""
212            self.clear_messages()
213          self.session = Session("Test session for %s" % self.__class__)          self.session = Session("Test session for %s" % self.__class__)
214          self.shapefilename = os.path.join("..", "Data", "iceland",          self.shapefilename = os.path.join("..", "Data", "iceland",
215                                            "cultural_landmark-point.dbf")                                            "cultural_landmark-point.dbf")
# Line 217  class SetShapeStoreTests(unittest.TestCa Line 218  class SetShapeStoreTests(unittest.TestCa
218          self.classification = Classification(field = "CLPTLABEL")          self.classification = Classification(field = "CLPTLABEL")
219          self.classification.AppendGroup(ClassGroupSingleton("FARM"))          self.classification.AppendGroup(ClassGroupSingleton("FARM"))
220          self.layer.SetClassification(self.classification)          self.layer.SetClassification(self.classification)
221            self.layer.UnsetModified()
222            self.layer.Subscribe(LAYER_SHAPESTORE_REPLACED,
223                                 self.subscribe_with_params,
224                                 LAYER_SHAPESTORE_REPLACED)
225            self.layer.Subscribe(LAYER_CHANGED,
226                                 self.subscribe_with_params, LAYER_CHANGED)
227    
228      def tearDown(self):      def tearDown(self):
229            self.clear_messages()
230          self.layer.Destroy()          self.layer.Destroy()
231          self.session.Destroy()          self.session.Destroy()
232          self.session = self.layer = self.store = self.classification = None          self.session = self.layer = self.store = self.classification = None
233    
234      def test_sanity(self):      def test_sanity(self):
235          """SetShapeStoreTests sanity check"""          """SetShapeStoreTests sanity check
236    
237            Test the initial state of the test case instances after setUp.
238            """
239          cls = self.layer.GetClassification()          cls = self.layer.GetClassification()
240          self.assert_(cls is self.classification)          self.assert_(cls is self.classification)
241          self.assertEquals(cls.GetField(), "CLPTLABEL")          self.assertEquals(cls.GetField(), "CLPTLABEL")
242          self.assertEquals(cls.GetFieldType(), FIELDTYPE_STRING)          self.assertEquals(cls.GetFieldType(), FIELDTYPE_STRING)
243          self.assertEquals(self.layer.GetClassification().GetNumGroups(), 1)          self.assertEquals(self.layer.GetClassification().GetNumGroups(), 1)
244            self.failIf(self.layer.WasModified())
245    
246        def test_set_shape_store_modified_flag(self):
247            """Test whether Layer.SetShapeStore() sets the modified flag"""
248            memtable = MemoryTable([("FOO", FIELDTYPE_STRING)],
249                          [("bla",)] * self.layer.ShapeStore().Table().NumRows())
250            self.layer.SetShapeStore(DerivedShapeStore(self.store, memtable))
251    
252            self.assert_(self.layer.WasModified())
253    
254      def test_set_shape_store_different_field_name(self):      def test_set_shape_store_different_field_name(self):
255          """Test Layer.SetShapeStore() with different column name"""          """Test Layer.SetShapeStore() with different column name"""
# Line 238  class SetShapeStoreTests(unittest.TestCa Line 258  class SetShapeStoreTests(unittest.TestCa
258          self.layer.SetShapeStore(DerivedShapeStore(self.store, memtable))          self.layer.SetShapeStore(DerivedShapeStore(self.store, memtable))
259          # The classification should contain only the default group now.          # The classification should contain only the default group now.
260          self.assertEquals(self.layer.GetClassification().GetNumGroups(), 0)          self.assertEquals(self.layer.GetClassification().GetNumGroups(), 0)
261            self.check_messages([(self.layer, LAYER_CHANGED),
262                                 (self.layer, LAYER_SHAPESTORE_REPLACED)])
263    
264      def test_set_shape_store_same_field(self):      def test_set_shape_store_same_field(self):
265          """Test Layer.SetShapeStore() with same column name and type"""          """Test Layer.SetShapeStore() with same column name and type"""
# Line 246  class SetShapeStoreTests(unittest.TestCa Line 268  class SetShapeStoreTests(unittest.TestCa
268          self.layer.SetShapeStore(DerivedShapeStore(self.store, memtable))          self.layer.SetShapeStore(DerivedShapeStore(self.store, memtable))
269          # The classification should be the same as before          # The classification should be the same as before
270          self.assert_(self.layer.GetClassification() is self.classification)          self.assert_(self.layer.GetClassification() is self.classification)
271            self.check_messages([(self.layer, LAYER_SHAPESTORE_REPLACED)])
272    
273      def test_set_shape_store_same_field_different_type(self):      def test_set_shape_store_same_field_different_type(self):
274          """Test Layer.SetShapeStore() with same column name but different type          """Test Layer.SetShapeStore() with same column name but different type
# Line 255  class SetShapeStoreTests(unittest.TestCa Line 278  class SetShapeStoreTests(unittest.TestCa
278          self.layer.SetShapeStore(DerivedShapeStore(self.store, memtable))          self.layer.SetShapeStore(DerivedShapeStore(self.store, memtable))
279          # The classification should contain only the default group now.          # The classification should contain only the default group now.
280          self.assertEquals(self.layer.GetClassification().GetNumGroups(), 0)          self.assertEquals(self.layer.GetClassification().GetNumGroups(), 0)
281            self.check_messages([(self.layer, LAYER_CHANGED),
282                                 (self.layer, LAYER_SHAPESTORE_REPLACED)])
283    
284    
285  class TestLayerLegend(unittest.TestCase, support.SubscriberMixin):  class TestLayerLegend(unittest.TestCase, support.SubscriberMixin):
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