diff options
Diffstat (limited to 'lib/python2.7/test/test_readline.py')
-rw-r--r-- | lib/python2.7/test/test_readline.py | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/lib/python2.7/test/test_readline.py b/lib/python2.7/test/test_readline.py new file mode 100644 index 0000000..945c7f4 --- /dev/null +++ b/lib/python2.7/test/test_readline.py @@ -0,0 +1,47 @@ +""" +Very minimal unittests for parts of the readline module. + +These tests were added to check that the libedit emulation on OSX and +the "real" readline have the same interface for history manipulation. That's +why the tests cover only a small subset of the interface. +""" +import unittest +from test.test_support import run_unittest, import_module + +# Skip tests if there is no readline module +readline = import_module('readline') + +class TestHistoryManipulation (unittest.TestCase): + + @unittest.skipIf(not hasattr(readline, 'clear_history'), + "The history update test cannot be run because the " + "clear_history method is not available.") + def testHistoryUpdates(self): + readline.clear_history() + + readline.add_history("first line") + readline.add_history("second line") + + self.assertEqual(readline.get_history_item(0), None) + self.assertEqual(readline.get_history_item(1), "first line") + self.assertEqual(readline.get_history_item(2), "second line") + + readline.replace_history_item(0, "replaced line") + self.assertEqual(readline.get_history_item(0), None) + self.assertEqual(readline.get_history_item(1), "replaced line") + self.assertEqual(readline.get_history_item(2), "second line") + + self.assertEqual(readline.get_current_history_length(), 2) + + readline.remove_history_item(0) + self.assertEqual(readline.get_history_item(0), None) + self.assertEqual(readline.get_history_item(1), "second line") + + self.assertEqual(readline.get_current_history_length(), 1) + + +def test_main(): + run_unittest(TestHistoryManipulation) + +if __name__ == "__main__": + test_main() |