def test_json_value_not_ok(self):
     self.params['key'] = '{"k": "v",}'
     value = ServiceCheck._json_value(self.params, 'key')
     self.assertIsNone(value)
 def test_json_value_empty(self):
     self.params['key'] = ''
     value = ServiceCheck._json_value(self.params, 'key')
     self.assertIsNone(value)
 def test_json_value_ok(self):
     self.params['key'] = '{"k": "v"}'
     value = ServiceCheck._json_value(self.params, 'key')
     self.assertIn('k', value)
     self.assertEqual(value['k'], 'v')