Rewrite test to avoid throws-like()
Rewrite test to avoid throws-like()

The use of throws-like here makes the pass/fail of the test depend on the specifics of implementation of throws-like. See https://github.com/rakudo/rakudo/pull/743

dogbert17/roast,bitrauser/roast,zostay/roast,dogbert17/roast,bitrauser/roast,zostay/roast,perl6/roast,zostay/roast