Coverage for watcher/api/controllers/link.py: 92%

1# -*- encoding: utf-8 -*- 

2# Copyright 2013 Red Hat, Inc. 

3# All Rights Reserved. 

4# 

5# Licensed under the Apache License, Version 2.0 (the "License"); 

6# you may not use this file except in compliance with the License. 

7# You may obtain a copy of the License at 

8# 

9# http://www.apache.org/licenses/LICENSE-2.0 

10# 

11# Unless required by applicable law or agreed to in writing, software 

12# distributed under the License is distributed on an "AS IS" BASIS, 

13# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or 

14# implied. 

15# See the License for the specific language governing permissions and 

16# limitations under the License. 

17 

18import pecan 

19from wsme import types as wtypes 

20 

21from watcher.api.controllers import base 

22 

23 

24def build_url(resource, resource_args, bookmark=False, base_url=None): 

25 if base_url is None: 

26 base_url = pecan.request.application_url 

27 

28 template = '%(url)s/%(res)s' if bookmark else '%(url)s/v1/%(res)s' 

29 # FIXME(lucasagomes): I'm getting a 404 when doing a GET on 

30 # a nested resource that the URL ends with a '/'. 

31 # https://groups.google.com/forum/#!topic/pecan-dev/QfSeviLg5qs 

32 template += '%(args)s' if resource_args.startswith('?') else '/%(args)s' 

33 return template % {'url': base_url, 'res': resource, 'args': resource_args} 

34 

35 

36class Link(base.APIBase): 

37 """A link representation.""" 

38 

39 href = wtypes.text 

40 """The url of a link.""" 

41 

42 rel = wtypes.text 

43 """The name of a link.""" 

44 

45 type = wtypes.text 

46 """Indicates the type of document/link.""" 

47 

48 @staticmethod 

49 def make_link(rel_name, url, resource, resource_args, 

50 bookmark=False, type=wtypes.Unset): 

51 href = build_url(resource, resource_args, 

52 bookmark=bookmark, base_url=url) 

53 return Link(href=href, rel=rel_name, type=type) 

54 

55 @classmethod 

56 def sample(cls): 

57 sample = cls(href="http://localhost:6385/chassis/" 

58 "eaaca217-e7d8-47b4-bb41-3f99f20eed89", 

59 rel="bookmark") 

60 return sample