def test_default_configuration_creation(self):
c = config.DefaultConfiguration()
self.assertFalse(c.has_option('a'))
c = config.DefaultConfiguration({'test-option': config.StringOption('test-option')})
self.assertTrue(c.has_option('test-option'))
self.assertEqual(c.options()['test-option'].short_name(), None)
c = config.DefaultConfiguration({'test-option': config.StringOption('test-option', 't')})
self.assertTrue(c.has_option('test-option'))
self.assertEqual(c.options()['test-option'].short_name(), 't')
def _config(opts):
"""
@param opts: List of Option:s.
@return A corresponding Configuration instance.
"""
return config.DefaultConfiguration(
dict([(opt.name(), opt) for opt in opts]))
def test_default_configuration_merge(self):
c1 = config.DefaultConfiguration({'o1': config.StringOption('o1')})
c2 = config.DefaultConfiguration({'o2': config.StringOption('o2')})
c3 = c1.merge(c2)
self.assertTrue(c3.has_option('o1'))
self.assertTrue(c3.has_option('o2'))
c4 = config.DefaultConfiguration({'o2': config.StringOption('o2', 'o')})
self.assertRaises(config.ConflictingMergeError,
lambda: c4.merge(c3))
c5 = c3.merge(c4, allow_override=True)
self.assertEqual(c5.get_option('o2').short_name(), 'o')
def test_default_configuration_option_getter(self):
opt = config.StringOption('o-1')
opt2 = config.StringOption('non-specified-option')
c = config.DefaultConfiguration({'o-1': opt,
'non-specified-option': opt2})
opt.set('value')
self.assertEqual(opt.get(), c.opts.o_1)
# caller asked for non-existent option
self.assertRaises(AttributeError,
lambda: c.opts.nonexistent_option)
# user did not provide a value for an existing option
self.assertRaises(config.RequiredOptionMissingError,
lambda: c.opts.non_specified_option)