func (s *volumeSuite) TestListVolumeAttachmentsEmpty(c *gc.C) { s.state.allVolumes = func() ([]state.Volume, error) { return nil, nil } items, err := storage.ListVolumeAttachments(s.api) c.Assert(err, jc.ErrorIsNil) c.Assert(items, gc.IsNil) }
func (s *volumeSuite) TestListVolumeAttachmentsError(c *gc.C) { msg := "inventing error" s.state.allVolumes = func() ([]state.Volume, error) { return nil, errors.New(msg) } items, err := storage.ListVolumeAttachments(s.api) c.Assert(errors.Cause(err), gc.ErrorMatches, msg) c.Assert(items, gc.IsNil) }
func (s *volumeSuite) TestListVolumeAttachments(c *gc.C) { expectedVolume, err := storage.ConvertStateVolumeToParams(s.api, s.volume) c.Assert(err, jc.ErrorIsNil) expected := params.VolumeItem{ Volume: expectedVolume, Attachments: storage.ConvertStateVolumeAttachmentsToParams( []state.VolumeAttachment{s.volumeAttachment}, ), } items, err := storage.ListVolumeAttachments(s.api) c.Assert(err, jc.ErrorIsNil) c.Assert(items, gc.HasLen, 1) c.Assert(items[0], gc.DeepEquals, expected) }