On 09.11.12 15:01, tamouse mailing lists wrote:
>       context "unequal lengths" do
>         it 'returns "secret and guess must be the same length"' do
>           Marker.new('1234','').should raise_error("secret and guess
> must be the same length")
>         end
>       end

Try something like this:

    context "unequal lengths" do
      it 'returns "secret and guess must be the same length"' do
        expect {
          Marker.new('1234','')
        }.to raise_error("secret and guess must be the same length")
      end
    end

That should do the trick.
k