Changeset 709

Timestamp:

Dec 15, 2004, 9:33:42 AM (20 years ago)

Author:

duncan

Message:

added more tests

File:

• inundation/ga/storm_surge/alpha_shape/test_alpha_shape.py (modified) (1 diff)

inundation/ga/storm_surge/alpha_shape/test_alpha_shape.py

@@ -97 +97 @@
 
 
-        
+    
+    def test_alpha_optional_alpha(self):
+        #print "test_alpha" 
+        a = [0.0, 0.0]
+        b = [1.0, 0.0]
+        c = [2.0, 0.0]
+        d = [2.0, 2.0]
+        e = [1.0, 2.0]
+        f = [0.0, 2.0]
+
+        shape = Alpha_Shape([a,b,c,d,e,f])
+        result = shape.get_boundary()
+        #print "result",result
+        answer = [(5, 0), (0, 1), (4, 5), (2, 3), (3, 4), (1, 2)]
+        assert allclose(answer, result)
+        
+        optimum_alpha = shape.get_optimum_alpha()
+        alpha = shape.get_alpha()
+        
+        self.failUnless( optimum_alpha == alpha,
+                        'alpha is wrong!')
+
+        #New instance, setting optional alpha
+        shape = Alpha_Shape([a,b,c,d,e,f], alpha = optimum_alpha)
+        result = shape.get_boundary()
+        #print "result",result
+        answer = [(5, 0), (0, 1), (4, 5), (2, 3), (3, 4), (1, 2)]
+        assert allclose(answer, result)
+
+        shape.set_alpha(optimum_alpha)
+        result = shape.get_boundary()
+        #print "result",result
+        answer = [(5, 0), (0, 1), (4, 5), (2, 3), (3, 4), (1, 2)]
+        assert allclose(answer, result)
+        
+        
+            
     def test_not_enough_points(self):
         #print "test_not_enought_points"