Add a test which tries out various filters and options to make sure that
logging works as expected.
Change-Id: Ibbaf607e128356e78769b9db9d6bda235c74ead2
Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
(cherry picked from commit 20faa27c2bc32b1442970cfe98a3006cf8eac063)