add test cases for `TypedBuffer` #591

Job	Run time
Android (ubuntu-24.04, aarch64-linux-android)	8m 5s
Compiletest (ubuntu-24.04)	8m 22s
Compiletest (macOS-latest)	10m 48s
Compiletest (windows-2022)	15m 2s
Test (windows-2022)	14m 57s
Difftest (ubuntu-24.04)	10m 50s
Difftest (macOS-latest)	8m 18s
cargo-deny	56s
Test (ubuntu-24.04)	8m 13s
Test (macOS-latest)	10m 20s
Lint	6m 23s
Difftest (windows-2022)	18m 30s
test_success	3s
	2h 0m 47s

Provide feedback