This document discusses methods for assessing speaking ability. It outlines structured and observational approaches, with the structured approach involving tasks to evaluate specific oral skills and the observational approach unobtrusively observing natural speech. Rating systems can be holistic, providing an overall impression, or analytic, evaluating various communication aspects. Factors like linguistic competence, functional competence, and sociolinguistic competence are also discussed. The document provides details on testing speaking such as format, content, performance conditions, stimulus, timing, scoring, and considers valid assessment formats. Principles of assessment speaking are outlined related to reliability, validity, practicality, authenticity, approach, and wash back.