Hatter config spec

configuration_spec.rb

require 'spec_helper'
require 'relative'
require 'configtoolkit/keyvaluereader'

describe 'Configuration' do

  let(:config_file) { File.expand_path_relative_to_caller("../hatterrc") }
  let(:maildir_path) { "/path/to/maildir" }
  let(:maildir_format) { "maildir" }
  let(:termbox_library_path) { "/usr/lib/libtermbox.so" }

  context "with an invalid config file" do
    let(:config) { File.read config_file }
     
    it "barfs when required values are missing" do
      config.gsub!(/maildir/, 'asdf')
      File.open("invalid_config", "w") {|file| file.write config }
      expect {Configuration.instance "invalid_config"}.to raise_error
      FileUtils::rm("invalid_config")
    end
  end

  context "with a valid config file" do 
    let(:config) { Configuration.instance }

    subject { config }
      
    its(:maildir)        { should eq maildir_path }
    its(:maildir_format) { should eq maildir_format }

    its(:termbox_library_path) { should eq termbox_library_path }

    describe "colors settings" do
      subject { config.colors }

      its(:foreground) { should eq "green" }
      its(:background) { should eq "black" }
    end

    describe "nested config" do
      subject { config.keys }

      its(:c) { should eq "compose" }
      its(:q) { should eq "quit" }
    end
  end
end