def test_split_trapezium_half(self):
expected = {
'upper': {
'upper_radius': 10,
'lower_radius': 15,
'height': 10
},
'lower': {
'upper_radius': 15,
'lower_radius': 20,
'height': 10
},
}
actual = bidimensional.split_trapezium(10, 20, 20, 10)
self.assertEqual(expected, actual)
def test_split_trapezium_should_fail_with_height_is_negative(self):
with self.assertRaises(GeometryUtilsException):
bidimensional.split_trapezium(1, 1, -2, 1)
with self.assertRaises(GeometryUtilsException):
bidimensional.split_trapezium(1, 1, 2, -1)
def test_split_trapezium_should_fail_when_h_is_too_large(self):
with self.assertRaises(GeometryUtilsException):
bidimensional.split_trapezium(1, 1, 2, 3)
def test_split_trapezium_quarter(self):
actual = bidimensional.split_trapezium(10, 20, 10, 4)
self.assertGreater(actual['upper']['height'],
actual['lower']['height'])