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1import unittest
2from test.support import import_module
3
4# Skip test_idle if _tkinter wasn't built, if tkinter is missing,
5# if tcl/tk is not the 8.5+ needed for ttk widgets,
6# or if idlelib is missing (not installed).
7tk = import_module('tkinter')  # Also imports _tkinter.
8if tk.TkVersion < 8.5:
9    raise unittest.SkipTest("IDLE requires tk 8.5 or later.")
10idlelib = import_module('idlelib')
11
12# Before importing and executing more of idlelib,
13# tell IDLE to avoid changing the environment.
14idlelib.testing = True
15
16# Unittest.main and test.libregrtest.runtest.runtest_inner
17# call load_tests, when present here, to discover tests to run.
18from idlelib.idle_test import load_tests
19
20if __name__ == '__main__':
21    tk.NoDefaultRoot()
22    unittest.main(exit=False)
23    tk._support_default_root = 1
24    tk._default_root = None
25