[TIP] Fail-fast testing?

Michael Foord fuzzyman at voidspace.org.uk
Fri Mar 5 08:43:40 PST 2010

On 05/03/2010 16:40, J. Cliff Dyer wrote:
> Would it be possible to get something like the fail-fast features that
> have been incorporated into django 1.2 included in unittest somehow?

Submit a feature request on bugs.python.org.


> There are two improvements that I think could be generally useful.
> http://code.djangoproject.com/changeset/12034 provides a Ctrl-C override
> (using the signals module), which prevents the test runner from dying
> with an exception on Ctrl-C, and instead finishes the current test, and
> returns the results up to that point.  The output looks like this:
> $ ./manage.py test
> [Snipped test setup]
> .........................^C<Test run halted by Ctrl-C>  .
> ----------------------------------------------------------------------
> Ran 26 tests in 1.488s
> OK
> Destroying test database 'default'...
> http://code.djangoproject.com/changeset/11843 provides a --failfast
> option which exits the test run after the first failure, showing all
> test output up to that point.  Both of these are great options to have
> available when working with large test suites.
> I'd be happy to put in some legwork if there were interest in having
> this functionality available in unittest.
> Cheers,
> Cliff
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