When testing a JSON response from an RSPEC controller test using DHH\'s JBuilder, my response.body is always \"{}\". It works fine in development/production modes AND when
You could find a solution from https://github.com/rails/jbuilder/issues/32
So in rspec/spec_helper.rb
RSpec.configure do |config| # https://github.com/rails/jbuilder/issues/32 config.render_views = true end
After above option are added, JSON result will show via jbuilder renderer