mirror of
https://github.com/python/cpython.git
synced 2025-10-30 18:07:37 +00:00
35 lines
1,000 B
Python
35 lines
1,000 B
Python
import unittest
|
|
import test.test_support
|
|
|
|
mutex = test.test_support.import_module("mutex", deprecated=True)
|
|
|
|
class MutexTest(unittest.TestCase):
|
|
|
|
def test_lock_and_unlock(self):
|
|
|
|
def called_by_mutex(some_data):
|
|
self.assertEqual(some_data, "spam")
|
|
self.assertTrue(m.test(), "mutex not held")
|
|
# Nested locking
|
|
m.lock(called_by_mutex2, "eggs")
|
|
|
|
def called_by_mutex2(some_data):
|
|
self.assertEquals(some_data, "eggs")
|
|
self.assertTrue(m.test(), "mutex not held")
|
|
self.assertTrue(ready_for_2,
|
|
"called_by_mutex2 called too soon")
|
|
|
|
m = mutex.mutex()
|
|
read_for_2 = False
|
|
m.lock(called_by_mutex, "spam")
|
|
ready_for_2 = True
|
|
# unlock both locks
|
|
m.unlock()
|
|
m.unlock()
|
|
self.assertFalse(m.test(), "mutex still held")
|
|
|
|
def test_main():
|
|
test.test_support.run_unittest(MutexTest)
|
|
|
|
if __name__ == "__main__":
|
|
test_main()
|