test_helpers_spec.rb

require 'kookaburra/test_helpers'

describe Kookaburra::TestHelpers do
  include Kookaburra::TestHelpers

  before(:all) do
    Kookaburra.configure do |c|
      c.given_driver_class = Kookaburra::GivenDriver
      c.ui_driver_class    = Kookaburra::UIDriver
    end
  end

  after(:all) do
    Kookaburra.configure do |c|
      c.given_driver_class = nil
      c.ui_driver_class    = nil
    end
  end

  describe "#k" do
    it "returns an instance of Kookaburra" do
      k.should be_kind_of(Kookaburra)
    end

    it "memoizes" do
      a = k; b = k
      a.should equal(b)
    end
  end

  describe "methods delegated to #k" do
    it "includes #given" do
      k.should_receive(:given)
      given
    end

    it "includes #ui" do
      k.should_receive(:ui)
      ui
    end
  end

  describe "#match_mental_model_of" do
    let(:mm) { Kookaburra.configuration.mental_model }

    def sanity_check
      match_mental_model_of(:widgets).should be_kind_of(Kookaburra::MentalModel::Matcher)
    end

    before(:each) do
      sanity_check
      mm.widgets[:foo] = 'FOO'
    end

    it "does a positive match" do
      ['FOO'].should match_mental_model_of(:widgets)
    end

    it "does a negative match" do
      ['BAR'].should_not match_mental_model_of(:widgets)
    end
  end
end