In-situ audiometry, such as Phonak AudiogramDirect, allows measuring hearing thresholds directly through your hearing aids. Are you asking specifically about Phonak, or perhaps asking about In-situ audiometry in general.
When you say (feedback & real ear test, temporary occlude, and insert earphone), These can have different meaning. For example (real ear test); are you referring to REM/→ Real Ear Measurement?
Sorry, I'm a little lost about what you are asking. Maybe provide more context?
Here's a clip from a DIY School Hearing Aids PDF file named (01 What to Expect for your First Fit) which talks about how your hearing loss is measured and then entered into your hearing aids via the fitting software;