require 'spec_helper'
require 'muzang-plugins/muzang-eval'

module Muzang::Plugins
  describe "Eval" do
    before(:each) do
      @bot = stub
      @eval = Eval.new(@bot)
      @connection = ConnectionMock.new
      @message = OpenStruct.new({ :channel => "#test", :message => "% 1 + 1", :nick => "LTe" })
    end

    it "should eval ruby code" do
      @message.message = "% 1 + 1"
      EM.run do
        @eval.call(@connection, @message)
        eventually(true) { @connection.messages.include? "2" }
      end
    end

    it "@codegram should give me a t-shirt" do
      @message.message = "% \"@codegram\""
      EM.run do
        @eval.call(@connection, @message)
        eventually(true) { @connection.messages.include? "@codegram" }
      end
    end

    it "should not eval system method" do
      @message.message = "% system('rm -rf /')"
      EM.run do
        @eval.call(@connection, @message)
        eventually(true) { @connection.messages.include? "Error: Insecure operation - system" }
      end
    end

    it "should not crash after raise Exception" do
      @message.message = "% raise Exception"
      EM.run do
        @eval.call(@connection, @message)
        eventually(true) { @connection.messages.include? "Error: Exception" }
      end
    end

    it "should keep state" do
      @message.message = '% @state = {:true => true}'
      EM.run do
        @message_state = @message.dup
        @message_state.message = '% "super #{@state}"'
        @eval.call(@connection, @message)
        EM.add_timer(0.5) do
          @eval.call(@connection, @message_state)
        end

        eventually(true) do
          @connection.messages.include?("{:true=>true}") &&
          @connection.messages.include?("super {:true=>true}")
        end
      end
    end
  end
end