def test_get_history_item(self):
readline.add_history('test get history item')
length = readline.get_current_history_length()
item = readline.get_history_item(length)
self.assertEqual(item, 'test get history item')
item = readline.get_history_item(length + 1)
self.assertIsNone(item)
def test_remove_history_item(self):
readline.add_history('test')
length = readline.get_current_history_length()
readline.remove_history_item(0)
new_length = readline.get_current_history_length()
self.assertEqual(new_length, length - 1)
with self.assertRaises(ValueError):
readline.remove_history_item(-1)
with self.assertRaises(ValueError):
readline.remove_history_item(length)
def test_replace_history_item(self):
readline.add_history('test replace history item 1')
readline.replace_history_item(0, 'test replace history item 2')
# replace is 0-based and get is 1-based
item = readline.get_history_item(1)
self.assertEqual(item, 'test replace history item 2')
with self.assertRaises(ValueError):
readline.replace_history_item(-1, 'test')
with self.assertRaises(ValueError):
readline.replace_history_item(0xffff, 'test')
def test_add_history(self):
readline.add_history('test')
