toBeSlug() ->and('Another Test String')->toBeSlug(); }); test('failures', function () { expect('')->toBeSlug(); })->throws(ExpectationFailedException::class); test('failures with custom message', function () { expect('')->toBeSlug('oh no!'); })->throws(ExpectationFailedException::class, 'oh no!'); test('failures with default message', function () { expect('')->toBeSlug(); })->throws(ExpectationFailedException::class, 'Failed asserting that can be converted to a slug.'); test('not failures', function () { expect('This is a Test String!')->not->toBeSlug(); })->throws(ExpectationFailedException::class);