ruby--ruby/spec/ruby/security/cve_2019_8325_spec.rb

require_relative '../spec_helper'

require 'rubygems'
require 'rubygems/command_manager'

ruby_version_is "2.5.5" do
  describe "CVE-2019-8325 is resisted by" do
    describe "sanitising error message components" do
      it "for the 'while executing' message" do
        manager = Gem::CommandManager.new
        def manager.process_args(args, build_args)
          raise StandardError, "\e]2;nyan\a"
        end
        def manager.terminate_interaction(n)
        end
        manager.should_receive(:alert_error).with("While executing gem ... (StandardError)\n    .]2;nyan.")
        manager.run nil, nil
      end

      it "for the 'invalid option' message" do
        manager = Gem::CommandManager.new
        def manager.terminate_interaction(n)
        end
        manager.should_receive(:alert_error).with("Invalid option: --.]2;nyan.. See 'gem --help'.")
        manager.process_args ["--\e]2;nyan\a"], nil
      end

      it "for the 'loading command' message" do
        manager = Gem::CommandManager.new
        def manager.require(x)
          raise 'foo'
        end
        manager.should_receive(:alert_error).with("Loading command: .]2;nyan. (RuntimeError)\n\tfoo")
        manager.send :load_and_instantiate, "\e]2;nyan\a"
      end
    end
  end
end