Merge branch 'show_files_with_diff_name' into 'master'

Show files named diff

Fixes #1749

See merge request !1318

config/routes.rb

@@ -191,7 +191,7 @@ Gitlab::Application.routes.draw do
     end
 
     scope module: :projects do
-      resources :blob, only: [:show, :destroy], constraints: { id: /.+/ } do
+      resources :blob, only: [:show, :destroy], constraints: { id: /.+/, format: false } do
         get :diff, on: :member
       end
       resources :raw,       only: [:show], constraints: {id: /.+/}

spec/routing/project_routing_spec.rb

@@ -417,6 +417,7 @@ describe Projects::BlobController, "routing" do
   it "to #show" do
     get("/gitlab/gitlabhq/blob/master/app/models/project.rb").should route_to('projects/blob#show', project_id: 'gitlab/gitlabhq', id: 'master/app/models/project.rb')
     get("/gitlab/gitlabhq/blob/master/app/models/compare.rb").should route_to('projects/blob#show', project_id: 'gitlab/gitlabhq', id: 'master/app/models/compare.rb')
+    get("/gitlab/gitlabhq/blob/master/app/models/diff.js").should route_to('projects/blob#show', project_id: 'gitlab/gitlabhq', id: 'master/app/models/diff.js')
     get("/gitlab/gitlabhq/blob/master/files.scss").should route_to('projects/blob#show', project_id: 'gitlab/gitlabhq', id: 'master/files.scss')
   end
 end