def test_simple(self):
k = 'Foo-Bar-Baz'
self.assertEqual('foo_bar_baz', merged_config.normalize_key(k))
def test_empty(self):
k = ''
self.assertEqual('', merged_config.normalize_key(k))
def test_idempotent(self):
k = 'FooBar'
k1 = merged_config.normalize_key(k)
k2 = merged_config.normalize_key(k1)
self.assertEqual(k1, k2)
