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Diffstat (limited to 'lib/spack/external/nose/plugins/skip.py')
-rw-r--r-- | lib/spack/external/nose/plugins/skip.py | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/lib/spack/external/nose/plugins/skip.py b/lib/spack/external/nose/plugins/skip.py new file mode 100644 index 0000000000..9d1ac8f604 --- /dev/null +++ b/lib/spack/external/nose/plugins/skip.py @@ -0,0 +1,63 @@ +""" +This plugin installs a SKIP error class for the SkipTest exception. +When SkipTest is raised, the exception will be logged in the skipped +attribute of the result, 'S' or 'SKIP' (verbose) will be output, and +the exception will not be counted as an error or failure. This plugin +is enabled by default but may be disabled with the ``--no-skip`` option. +""" + +from nose.plugins.errorclass import ErrorClass, ErrorClassPlugin + + +# on SkipTest: +# - unittest SkipTest is first preference, but it's only available +# for >= 2.7 +# - unittest2 SkipTest is second preference for older pythons. This +# mirrors logic for choosing SkipTest exception in testtools +# - if none of the above, provide custom class +try: + from unittest.case import SkipTest +except ImportError: + try: + from unittest2.case import SkipTest + except ImportError: + class SkipTest(Exception): + """Raise this exception to mark a test as skipped. + """ + pass + + +class Skip(ErrorClassPlugin): + """ + Plugin that installs a SKIP error class for the SkipTest + exception. When SkipTest is raised, the exception will be logged + in the skipped attribute of the result, 'S' or 'SKIP' (verbose) + will be output, and the exception will not be counted as an error + or failure. + """ + enabled = True + skipped = ErrorClass(SkipTest, + label='SKIP', + isfailure=False) + + def options(self, parser, env): + """ + Add my options to command line. + """ + env_opt = 'NOSE_WITHOUT_SKIP' + parser.add_option('--no-skip', action='store_true', + dest='noSkip', default=env.get(env_opt, False), + help="Disable special handling of SkipTest " + "exceptions.") + + def configure(self, options, conf): + """ + Configure plugin. Skip plugin is enabled by default. + """ + if not self.can_configure: + return + self.conf = conf + disable = getattr(options, 'noSkip', False) + if disable: + self.enabled = False + |