To run the tests:

1) install Limb3 TESTS_RUNNER package from Limb3 PEAR channel(type in shell):

  $ pear channel-discover pear.limb-project.com
  $ pear install limb/tests_runner-alpha

2) run tests on any WACT tests directory(type in shell):

  $ limb_unit cases                                                 # all WACT tests
  $ limb_unit cases/tags                                            # all tag directory tests
  $ limb_unit cases/tags/core/WactCapitalizeFilterTest.class.php    # WactCapitalizeFilterTest
  ...and so on