def test_without_map(self):
     body = SimpleBody(None)     
        
     self.assertFalse(body.can_move(0))
     self.assertFalse(body.can_move(1))
     self.assertFalse(body.can_move(2))
     self.assertFalse(body.can_move(3))
 def test_invalid_direction(self): 
     body = SimpleBody(None)  
     body.add_to_map(self.map, 0, 0)   
       
     self.assertFalse(body.can_move(4))  
     self.assertFalse(body.can_move(-1))
     self.assertFalse(body.can_move(None)) 
 def test_can_move(self):
     body = SimpleBody(None)  
     body.add_to_map(self.map, 1, 1)  
     
     self.assertTrue(body.can_move(0))          
     self.assertTrue(body.can_move(1))  
     self.assertTrue(body.can_move(2))  
     self.assertTrue(body.can_move(3))                 
 def test_border(self): 
     body = SimpleBody(None)  
     body.add_to_map(self.map, 0, 0)
     
     self.assertFalse(body.can_move(2))  
     self.assertFalse(body.can_move(3))  
     
     body.add_to_map(self.map, 3, 3)  
     
     self.assertFalse(body.can_move(0))  
     self.assertFalse(body.can_move(1))  
 def test_solid_cell(self): 
     body = SimpleBody(None)         
     self.map.get_cell(1, 1).type = self.type1
     
     body.add_to_map(self.map, 1, 0) 
     self.assertFalse(body.can_move(0))  
     
     body.add_to_map(self.map, 0, 1) 
     self.assertFalse(body.can_move(1))
     
     body.add_to_map(self.map, 1, 2) 
     self.assertFalse(body.can_move(2))
     
     body.add_to_map(self.map, 2, 1) 
     self.assertFalse(body.can_move(3))