Merge branch 'add-pagination-headers-to-api' into 'master'

Add pagination headers to already paginated API resources

Following #3045, I've added pagination headers using already available Kaminari methods.

## Pagination headers in action

![Screen_Shot_2016-01-14_at_12.14.53](/uploads/88807f754dd9aafbb24da85f6bdf9521/Screen_Shot_2016-01-14_at_12.14.53.png)

---

I've also added a shared example to test paginated API resources.

A possible next step would be to paginate all the API resources that return an array.

See merge request !2426

1 files changed, 5 insertions, 1 deletions

diff --git a/spec/requests/api/commit_status_spec.rb b/spec/requests/api/commit_status_spec.rb
index a28607bd240..21482fc1070 100644
--- a/spec/requests/api/commit_status_spec.rb
+++ b/spec/requests/api/commit_status_spec.rb
@@ -1,6 +1,6 @@
 require 'spec_helper'
 
-describe API::API, api: true do
+describe API::CommitStatus, api: true do
   include ApiHelpers
   let(:user) { create(:user) }
   let(:user2) { create(:user) }
@@ -12,6 +12,10 @@ describe API::API, api: true do
   let(:commit_status) { create(:commit_status, commit: ci_commit) }
 
   describe "GET /projects/:id/repository/commits/:sha/statuses" do
+    it_behaves_like 'a paginated resources' do
+      let(:request) { get api("/projects/#{project.id}/repository/commits/#{commit.id}/statuses", user) }
+    end
+
     context "reporter user" do
       let(:statuses_id) { json_response.map { |status| status['id'] } }