603565e9_mework__Operational_Guidelines__extent_of_test_materials
[Level] 2. [testability of specification] In addition to the regular specifications reviews mentioned in the previous level, Working Group commits to develop a set of test assertions, not necessarily complete, before beginning development of a test suite. [extent of test materials] 
Working Group commits that test suite for the specification, not necessarily complete and thorough, will exist before specification becomes Recommendation.
QA Framework: Operational Guidelines