def test_count(self):
il = ImmutableList([3, "two", 1, 3, "two", 3, 2])
self.assertEqual(il.count(0), 0)
self.assertEqual(il.count(1), 1)
self.assertEqual(il.count("two"), 2)
self.assertEqual(il.count(3), 3)
self.assertEqual(il.count(3.0), 0)
def test_strict_equality(self):
"""
pyimmutable has stricter equality requirements than usual.
"""
l1 = ImmutableList([1, 2, 3])
l2 = ImmutableList([1, 2, 3.0])
self.assertFalse(l1 is l2)
self.assertNotEqual(l1, l2)
self.assertEqual(l1.count(3), 1)
self.assertEqual(l1.count(3.0), 0)
self.assertEqual(l2.count(3), 0)
self.assertEqual(l2.count(3.0), 1)
self.assertEqual(l1.index(3), 2)
self.assertEqual(l2.index(3.0), 2)
with self.assertRaises(ValueError):
l1.index(3.0)
with self.assertRaises(ValueError):
l2.index(3)
