def METHOD_NAME(self):
    "Test lowerCmsHeaders function"
    val = 'cms-xx-yy'
    headers = {'CAPITAL': 1, 'Camel': 1, 'Cms-Xx-Yy': val, 'CMS-XX-YY': val, 'cms-xx-yy': val}
    lheaders = lowerCmsHeaders(headers)
    self.assertEqual(sorted(lheaders.keys()), sorted(['CAPITAL', 'Camel', val]))
    self.assertEqual(lheaders['CAPITAL'], 1)
    self.assertEqual(lheaders['Camel'], 1)
    self.assertEqual(lheaders[val], val)
    self.assertEqual(len(lheaders), 3)