def test_close_before_open(self):
pipe = NamedPipeWindows()
handle = windll.kernel32.CreateFileW(str(pipe.path), GENERIC_READ, 0, None, OPEN_EXISTING, 0, None)
self.assertNotEqual(handle, NamedPipeWindows.INVALID_HANDLE_VALUE)
windll.kernel32.CloseHandle(handle)
pipe.close()
handle = windll.kernel32.CreateFileW(str(pipe.path), GENERIC_READ, 0, None, OPEN_EXISTING, 0, None)
self.assertEqual(handle, NamedPipeWindows.INVALID_HANDLE_VALUE)
# closing twice doesn't raise
pipe.close()
def test_named_pipe(self):
pipe = NamedPipeWindows()
reader = ReadNamedPipeThreadWindows(pipe)
reader.start()
pipe.open()
self.assertEqual(pipe.write(b"foo"), 3)
self.assertEqual(pipe.write(b"bar"), 3)
self.assertEqual(pipe.write(b"\0"), 1)
reader.done.wait(4000)
self.assertEqual(reader.error, None)
self.assertEqual(reader.data, b"foobar")
self.assertFalse(reader.is_alive())
pipe.close()