Failure/Error: is_expected.to eq(3) expected: 3 got: -1 (compared using ==) ./spec/test_spec.rb:12:in `block (4 levels) in <top (required)>' Failure/Error: is_expected.to eq(300) expected: 300 got: -100 (compared using ==) ./spec/test_spec.rb:21:in `block (4 levels) in <top (required)>'