test for absence of infinite loop

[Terry Reedy]

On 7/17/2018 7:39 AM, Robin Becker wrote:

> well I understand the problem about not halting. However as you point 
> out in a fixed case I know that the test should take fractions of a 
> second to complete.

If nothing else, you can easily add

def test_xyz_completes(self):
	xyz(args)  # Former infinite loop

I assume that your test runner has some time limit at some level of 
granularity.  You may be able to add a timeout for a particular test.

-- 
Terry Jan Reedy