tree f057c6326604006c5540268107e698555779a84b
parent 02cad96e3a83b0c9a01dbc87219c1b8b6681fa67
author Nan Zhou <nanzhoumails@gmail.com> 1656889647 +0000
committer Nan Zhou <nanzhoumails@gmail.com> 1657651515 +0000

test treewide: apply namespace best practice

1. put sources into the namespace under test
2. put all test codes into anonymous namespace

It can be proved that this can increase readability and save duplicate
codes.

Signed-off-by: Nan Zhou <nanzhoumails@gmail.com>
Change-Id: If0685ca955c9ece5be5e2287ccbde1a302e4dacd