func (s *filterSuite) TestFilterNoPayloads(c *gc.C) {
predicate := func(payload.FullPayloadInfo) bool {
return true
}
matched := payload.Filter(nil, predicate)
c.Check(matched, gc.HasLen, 0)
}
func (s *filterSuite) TestFilterMatchNone(c *gc.C) {
payloads := []payload.FullPayloadInfo{
s.newPayload("spam"),
}
predicate := func(payload.FullPayloadInfo) bool {
return false
}
matched := payload.Filter(payloads, predicate)
c.Check(matched, gc.HasLen, 0)
}
func (s *filterSuite) TestFilterOkay(c *gc.C) {
payloads := []payload.FullPayloadInfo{
s.newPayload("spam"),
}
predicate := func(payload.FullPayloadInfo) bool {
return true
}
matched := payload.Filter(payloads, predicate)
c.Check(matched, jc.DeepEquals, payloads)
}
func (s *filterSuite) TestFilterMatchPartial(c *gc.C) {
payloads := []payload.FullPayloadInfo{
s.newPayload("spam"),
s.newPayload("eggs"),
}
predicate := func(p payload.FullPayloadInfo) bool {
return p.Name == "spam"
}
matched := payload.Filter(payloads, predicate)
c.Check(matched, jc.DeepEquals, payloads[:1])
}
func (s *filterSuite) TestFilterMultiMatch(c *gc.C) {
payloads := []payload.FullPayloadInfo{
s.newPayload("spam"),
s.newPayload("eggs"),
}
predA := func(p payload.FullPayloadInfo) bool {
return p.Name == "spam"
}
predB := func(p payload.FullPayloadInfo) bool {
return p.Name == "eggs"
}
matched := payload.Filter(payloads, predA, predB)
c.Check(matched, jc.DeepEquals, payloads)
}
// List builds the list of payloads being tracked for
// the given unit and IDs. If no IDs are provided then all tracked
// payloads for the unit are returned.
func (a PublicAPI) List(args api.EnvListArgs) (api.EnvListResults, error) {
var r api.EnvListResults
payloads, err := a.State.ListAll()
if err != nil {
return r, errors.Trace(err)
}
filters, err := payload.BuildPredicatesFor(args.Patterns)
if err != nil {
return r, errors.Trace(err)
}
payloads = payload.Filter(payloads, filters...)
for _, payload := range payloads {
apiInfo := api.Payload2api(payload)
r.Results = append(r.Results, apiInfo)
}
return r, nil
}