pam-krb5 comes with a comprehensive test suite, but it requires some
configuration in order to test anything other than low-level utility
functions.  For the full test suite, you will need to have a running KDC
in which you can create two test accounts, one with admin access to the
other.  Using a test KDC environment, if you have one, is recommended.

Follow the instructions in `tests/config/README` to configure the test
suite.

Now, you can run the test suite with:
