Code review comment for lp:~niemeyer/juju-core/digest-on-charm-info

Reviewers: mp+122950_code.launchpad.net,

Message:
Please take a look.

Description:
store: publish branch digest on charm-info as well

https://code.launchpad.net/~niemeyer/juju-core/digest-on-charm-info/+merge/122950

(do not edit description out of merge proposal)

Please review this at https://codereview.appspot.com/6500083/

Affected files:
   A [revision details]
   M charm/repo.go
   M store/server.go
   M store/server_test.go

Index: [revision details]
=== added file '[revision details]'
--- [revision details] 2012-01-01 00:00:00 +0000
+++ [revision details] 2012-01-01 00:00:00 +0000
@@ -0,0 +1,2 @@
+Old revision: <email address hidden>
+New revision: <email address hidden>

Index: charm/repo.go
=== modified file 'charm/repo.go'
--- charm/repo.go 2012-06-21 20:40:39 +0000
+++ charm/repo.go 2012-09-05 21:08:26 +0000
@@ -19,6 +19,7 @@
  type InfoResponse struct {
   Revision int `json:"revision"` // Zero is valid. Can't omitempty.
   Sha256 string `json:"sha256,omitempty"`
+ Digest string `json:"digest,omitempty"`
   Errors []string `json:"errors,omitempty"`
   Warnings []string `json:"warnings,omitempty"`
  }

Index: store/server.go
=== modified file 'store/server.go'
--- store/server.go 2012-07-25 08:59:06 +0000
+++ store/server.go 2012-09-05 21:08:26 +0000
@@ -85,6 +85,7 @@
     skey = charmStatsKey(curl, "charm-info")
     c.Sha256 = info.BundleSha256()
     c.Revision = info.Revision()
+ c.Digest = info.Digest()
    } else {
     if err == ErrNotFound {
      skey = charmStatsKey(curl, "charm-missing")

Index: store/server_test.go
=== modified file 'store/server_test.go'
--- store/server_test.go 2012-06-21 20:40:39 +0000
+++ store/server_test.go 2012-09-05 21:08:26 +0000
@@ -30,10 +30,10 @@
   req, err := http.NewRequest("GET", "/charm-info", nil)
   c.Assert(err, IsNil)

- var tests = []struct{ url, sha, err string }{
- {curl.String(), fakeRevZeroSha, ""},
- {"cs:oneiric/non-existent", "", "entry not found"},
- {"cs:bad", "", `charm URL without series: "cs:bad"`},
+ var tests = []struct{ url, sha, digest, err string }{
+ {curl.String(), fakeRevZeroSha, "some-digest", ""},
+ {"cs:oneiric/non-existent", "", "", "entry not found"},
+ {"cs:bad", "", "", `charm URL without series: "cs:bad"`},
   }

   for _, t := range tests {
@@ -46,6 +46,7 @@
     expected[t.url] = map[string]interface{}{
      "revision": float64(0),
      "sha256": t.sha,
+ "digest": t.digest,
     }
    } else {
     expected[t.url] = map[string]interface{}{