test2_spec.rb

# test2_spec.rb - call using 'rspec test2_spec.rb'

require 'rspec'
require 'mocha'

RSpec::configure do |config|
  config.mock_with :mocha
end

class Test2
  attr_accessor :msg
  def initialize
    @msg = sayhi
  end
  def sayhi
    "hi"
  end
end


describe Test2 do

  describe Test2, "stubbing methods used during object construction" do
    it "should assign the stub value to the instance variable" do
      Test2.any_instance.stubs(:sayhi).returns("first")
      Test2.new.msg.should == "first"
    end
  end

  describe Test2, "stubbing methods after the object is created" do
    it "should redefine the return value of a stubbed method" do
      obj = Test2.new
      obj.stubs(:sayhi).returns("second")
      obj.sayhi.should == "second"
    end
  end
end