def test_bound_weights_with_only_one_bound(self):
weights = [(0, 0), (2, 2), (4, 2), (6, 0)]
# With only minimum
self.assertEqual(rand.bound_weights(weights, minimum=1),
[(1, 1), (2, 2), (4, 2), (6, 0)])
# With only maximum
self.assertEqual(rand.bound_weights(weights, maximum=5),
[(0, 0), (2, 2), (4, 2), (5, 1)])
def test_bound_weights_with_only_one_bound(self):
weights = [(0, 0), (2, 2), (4, 2), (6, 0)]
# With only minimum
self.assertEqual(rand.bound_weights(weights, minimum=1),
[(1, 1), (2, 2), (4, 2), (6, 0)])
# With only maximum
self.assertEqual(rand.bound_weights(weights, maximum=5),
[(0, 0), (2, 2), (4, 2), (5, 1)])
def test_bound_weights_clipping_between_existing_weights(self):
weights = [(0, 0), (2, 2), (4, 2), (6, 0)]
self.assertEqual(rand.bound_weights(weights, 1, 5),
[(1, 1), (2, 2), (4, 2), (5, 1)])
def test_bound_weights_clipping_on_existing_weights(self):
weights = [(0, 0), (2, 2), (4, 2), (6, 0)]
self.assertEqual(rand.bound_weights(weights, 2, 4),
[(2, 2), (4, 2)])
def test_bound_weights_with_weights_already_inside_bounds(self):
# When all weights are already inside bounds,
# rand.bound_weights() should have no effect
weights = [(0, 0), (2, 2), (4, 2), (6, 0)]
modified = rand.bound_weights(weights, -2, 8)
self.assertEqual(weights, modified)
def test_bound_weights_doesnt_modify_input(self):
weights = [(0, 0), (2, 2), (4, 2), (6, 0)]
original_weights = weights[:]
modified = rand.bound_weights(weights, 2, 4)
self.assertEqual(weights, original_weights)
def test_bound_weights_without_bounds_raises_TypeError(self):
weights = [(0, 0), (2, 2), (4, 2), (6, 0)]
with self.assertRaises(TypeError):
rand.bound_weights(weights)
def test_bound_weights_with_bad_bounds_raises_ValueError(self):
weights = [(0, 0), (2, 2), (4, 2), (6, 0)]
with self.assertRaises(ValueError):
rand.bound_weights(weights, 10, 5)
def test_bound_weights_without_bounds_returns_unmodified(self):
weights = [(0, 0), (2, 2), (4, 2), (6, 0)]
self.assertEqual(weights, rand.bound_weights(weights))
def test_bound_weights_clipping_between_existing_weights(self):
weights = [(0, 0), (2, 2), (4, 2), (6, 0)]
self.assertEqual(rand.bound_weights(weights, 1, 5), [(1, 1), (2, 2),
(4, 2), (5, 1)])
def test_bound_weights_clipping_on_existing_weights(self):
weights = [(0, 0), (2, 2), (4, 2), (6, 0)]
self.assertEqual(rand.bound_weights(weights, 2, 4), [(2, 2), (4, 2)])
def test_bound_weights_with_weights_already_inside_bounds(self):
# When all weights are already inside bounds,
# rand.bound_weights() should have no effect
weights = [(0, 0), (2, 2), (4, 2), (6, 0)]
modified = rand.bound_weights(weights, -2, 8)
self.assertEqual(weights, modified)
def test_bound_weights_doesnt_modify_input(self):
weights = [(0, 0), (2, 2), (4, 2), (6, 0)]
original_weights = weights[:]
rand.bound_weights(weights, 2, 4)
self.assertEqual(weights, original_weights)
def test_bound_weights_without_bounds_returns_unmodified(self):
weights = [(0, 0), (2, 2), (4, 2), (6, 0)]
self.assertEqual(weights, rand.bound_weights(weights))
def test_bound_weights_with_bad_bounds_raises_ValueError(self):
weights = [(0, 0), (2, 2), (4, 2), (6, 0)]
with self.assertRaises(ValueError):
rand.bound_weights(weights, 10, 5)