describe "a well formed invitation", :shared => true do
  it "should be valid" do
    invitation.should be_valid
  end

  it "should have saved succesfully" do
    invitation.should_not be_new_record
  end
end

describe "Creating an invitation from_params" do
  before(:each) do
    @params  = valid_invitation_params
    @invitation = nil
  end

  def invitation
    @invitation ||= Invitation.from_params(@params)
  end

  describe "with all possible data" do
    it_should_behave_like "a well formed invitation"
  end

  describe "with only required data" do
    before(:each) do
      @params.except!(:email, :personal_msg)
    end

    it_should_behave_like "a well formed invitation"
  end
end