Note: Since Racket v8.7 (or compiler-lib v1.12, raco test supports the --errortrace option, superseding this package.
raco test-e: Load errortrace then invoke raco test.
Note that this command does not recompile bytecodes.
Usual raco test commands:
$ raco test example.rkt
raco test: (submod "example.rkt" test)
--------------------
FAILURE
name: check-equal?
location: example.rkt:5:2
actual: 5
expected: "NO"
--------------------
1/1 test failures
errortrace loaded before raco test:
$ raco test-e example.rkt
raco test: (submod "example.rkt" test)
--------------------
errortrace...:
....../racket/share/pkgs/rackunit-lib/rackunit/private/check.rkt:115:13: (module* test #f (require rackunit) (check-equal? 5 "NO"))
name: check-equal?
location: example.rkt:5:2
actual: 5
expected: "NO"
--------------------
1/1 test failures