def test_find_with_no_result_and_default(self):
i = {
'a': 1,
'b': 2,
'c': 3,
'd': None,
}
o = _find(i, ['x', 'y', 'z'], 5)
self.assertEqual(o, 5)
def test_find_with_single_result(self):
i = {
'a': 1,
'b': 2,
'c': 3,
'd': None,
}
o = _find(i, ['x', 'y', 'b', 'z'], 5)
self.assertEqual(o, 2)
def test_find_with_multiple_results(self):
i = {
'a': 1,
'b': 2,
'c': 3,
'd': None,
}
o = _find(i, ['a', 'x', 'b', 'y'])
self.assertEqual(o, 1)
def find(self, keys, default=None):
"""
Return the first match searching for the given keys.
If no result found, default value is returned.
"""
return _find(self, keys, default)