Read-only inspection surface for tests. Per A2-γ §7.2: NEVER exposed on the
production AppHandle. The createTestApp factory attaches an instance of
this interface to the returned handle for fixture noise reduction.
Stability: additive evolution only. Adding new entries is a minor; signature
changes on existing entries are major.
Read-only inspection surface for tests. Per A2-γ §7.2: NEVER exposed on the production AppHandle. The
createTestAppfactory attaches an instance of this interface to the returned handle for fixture noise reduction.Stability: additive evolution only. Adding new entries is a minor; signature changes on existing entries are major.