"""A very simple test harness for running nevow tests.

If twisted is installed, this will just run trial.

If not, it will run the tests which can pass without twisted being installed,
using the stdlib unittest module.
"""

import sys, os, unittest

skips = []

try:
    import twisted
    sys.exit(os.system('python -m twisted.trial nevow.test formless.test'))
except ImportError:
    skips.extend([
        'nevow.test.test_disktemplate',
        'nevow.test.test_later',
        'formless.test.test_freeform'])


import nevow.test, formless.test

def getModuleNames(mod):
    for name in os.listdir(os.path.split(mod.__file__)[0]):
        if not name.startswith('__') and name.endswith('.py'): yield name[:-3]

names = []
mods = [
    nevow.test,
    formless.test
]

for mod in mods:
    names.extend(['.'.join([mod.__name__, x]) for x in getModuleNames(mod)])

names = filter(lambda x: x not in skips, names)


class SkipTestLoader(unittest.TestLoader):
    def getTestCaseNames(self, testCaseClass):
        names = unittest.TestLoader.getTestCaseNames(self, testCaseClass)
        for n in names:
            meth = getattr(testCaseClass, n)
            if hasattr(meth, 'skip'): print "SKIP:", testCaseClass.__name__, n, '\n\t', meth.skip
            elif hasattr(meth, 'todo'): print "TODO:", testCaseClass.__name__, n, '\n\t', meth.todo
            else: yield n



suite = SkipTestLoader().loadTestsFromNames(names)
result = unittest.TextTestRunner().run(suite)
sys.exit(not result.wasSuccessful())