Add per-milestone issues API call

lib/api/milestones.rb

@@ -75,6 +75,21 @@ module API
           render_api_error!("Failed to update milestone #{milestone.errors.messages}", 400)
         end
       end
+
+      # Get all issues for single project milestone
+      #
+      # Parameters:
+      #   id (required) - The ID of a project
+      #   milestone_id (required) - The ID of a project milestone
+      # Example Request:
+      #   GET /projects/:id/milestones/:milestone_id/issues
+      get ":id/milestones/:milestone_id/issues" do
+        authorize! :read_milestone, user_project
+
+        @milestone = user_project.milestones.find(params[:milestone_id])
+        present paginate(@milestone.issues), with: Entities::Issue
+      end
+
     end
   end
 end

spec/requests/api/milestones_spec.rb

@@ -96,4 +96,18 @@ describe API::API, api: true  do
           state_event: 'close'
     end
   end
+
+  describe "GET /projects/:id/milestones/:milestone_id/issues" do
+    it "should return project issues for a particular milestone" do
+      get api("/projects/#{project.id}/milestones/#{milestone.id}/issues", user)
+      response.status.should == 200
+      json_response.should be_an Array
+      json_response.first['milestone']['title'].should == milestone.title
+    end
+
+    it "should return a 401 error if user not authenticated" do
+      get api("/projects/#{project.id}/milestones/#{milestone.id}/issues")
+      response.status.should == 401
+    end
+  end
 end