# [ref_impl_eiffel] [804] Correct bugs in test routines identified by Peter Gummer - make test_diff work properly. **Category:** [Reference Implementation: Eiffel (archive)](https://discourse.openehr.org/c/reference-implementation-eiffel-archive/161) **Created:** 2009-02-22 16:32 UTC **Views:** 6 **Replies:** 0 **URL:** https://discourse.openehr.org/t/ref-impl-eiffel-804-correct-bugs-in-test-routines-identified-by-peter-gummer-make-test-diff-work-properly/13196 --- ## Post #1 by @svn1 Revision: 804 Author: thomas\.beale Log Message: --- **Canonical:** https://discourse.openehr.org/t/ref-impl-eiffel-804-correct-bugs-in-test-routines-identified-by-peter-gummer-make-test-diff-work-properly/13196 **Original content:** https://discourse.openehr.org/t/ref-impl-eiffel-804-correct-bugs-in-test-routines-identified-by-peter-gummer-make-test-diff-work-properly/13196