def test_set(self):
"""Test OrderedSet.set().
"""
# Create a set with dummy values.
my_set = OrderedSet()
RANGE = 10
for i in range(RANGE):
my_set.add(create_dummy_var(i))
my_len = len(my_set)
self.assertEqual(my_len, RANGE)
# Copy it to another set.
other_set = OrderedSet()
self.assertEqual(len(other_set), 0)
other_set.set(my_set)
# Both sets should contain the same values, in the same order.
iterator = iter(my_set)
for item in other_set:
self.assertTrue(item == iterator.next())
with self.assertRaises(StopIteration):
iterator.next()
self.assertEqual(my_len, len(other_set))
# But the sets are different. Changing one will not affect the other.
self.assertFalse(other_set is my_set)
other_var = 'something_else'
other_set.add(other_var)
self.assertEqual(my_len + 1, len(other_set))
self.assertEqual(my_len, len(my_set))
self.assertNotIn(other_var, my_set)
def setUp(self):
self.__set = OrderedSet()
