test2: make convert2.go more comprehensive and useful
test2: make convert2.go more comprehensive and useful

Change-Id: I5fa7b8e1543f1a8c00998fe278ede5c0e48f22f7

4ad/go,4ad/go,4ad/go,4ad/go,4ad/go,4ad/go,4ad/go,4ad/go