# [ref_impl_eiffel] [968] Add a unit test demonstrating a wrong postcondition when creating a new minimal differential archetype .

**Category:** [Reference Implementation: Eiffel (archive)](https://discourse.openehr.org/c/reference-implementation-eiffel-archive/161)
**Created:** 2010-06-27 05:16 UTC
**Views:** 4
**Replies:** 0
**URL:** https://discourse.openehr.org/t/ref-impl-eiffel-968-add-a-unit-test-demonstrating-a-wrong-postcondition-when-creating-a-new-minimal-differential-archetype/13439

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## Post #1 by @svn1

Revision: 968
Author:   peter\.gummer
Log Message:

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**Canonical:** https://discourse.openehr.org/t/ref-impl-eiffel-968-add-a-unit-test-demonstrating-a-wrong-postcondition-when-creating-a-new-minimal-differential-archetype/13439
**Original content:** https://discourse.openehr.org/t/ref-impl-eiffel-968-add-a-unit-test-demonstrating-a-wrong-postcondition-when-creating-a-new-minimal-differential-archetype/13439