import os, unittest
from commontest import *
from rdiff_backup import rpath, robust, TempFile, Globals
		

class RobustTest(unittest.TestCase):
	"""Test robust module"""
	def test_check_common_error(self):
		"""Test capturing errors"""
		def cause_catchable_error(a):
			os.lstat("aoenuthaoeu/aosutnhcg.4fpr,38p")
		def cause_uncatchable_error():
			ansoethusaotneuhsaotneuhsaontehuaou
		result = robust.check_common_error(None, cause_catchable_error, [1])
		assert result is None, result
		try: robust.check_common_error(None, cause_uncatchable_error)
		except NameError: pass
		else: assert 0, "Key error not raised"
		

if __name__ == '__main__': unittest.main()