Add GET /jobs/:job_id/metadata endpoint

lib/travis/api/app/endpoint/jobs.rb

@@ -28,6 +28,10 @@ class Travis::Api::App
         end
       end
 
+      get "/:job_id/metadata" do
+        respond_with service(:find_metadata, params)
+      end
+
       def archive_url(path)
         "https://s3.amazonaws.com/#{hostname('archive')}#{path}"
       end

spec/integration/v2/jobs_spec.rb

@@ -75,4 +75,11 @@ describe 'Jobs' do
       end
     end
   end
+
+  it "/jobs/:id/metadata" do
+    metadata_provider = Factory(:metadata_provider)
+    metadata = metadata_provider.metadata.create(job_id: job.id, description: "Foobar")
+    response = get "/jobs/#{job.id}/metadata", {}, headers
+    response.should deliver_json_for(Metadata.where(id: metadata.id), version: 'v2')
+  end
 end

spec/unit/endpoint/jobs_spec.rb

@@ -1,5 +1,9 @@
 require 'spec_helper'
 
 describe Travis::Api::App::Endpoint::Jobs do
-  it 'has to be tested'
+  let(:job) { Factory(:test) }
+
+  it "GET /jobs/:id/metadata" do
+    get("/jobs/#{job.id}/metadata", {}, "HTTP_ACCEPT" => "application/vnd.travis-ci.2+json, */*; q=0.01").should be_ok
+  end
 end