integration test for list -f json
integration test for list -f json

Signed-off-by: Yao Zengzeng <24ab6c0308baa96f7d187360119779e115ef34f9@zju.edu.cn>

gao-feng/runv,feiskyer/runv,gnawux/runv,gao-feng/runv,feiskyer/runv,bergwolf/runv,jinfenw/runv,laijs/runv,bergwolf/runv,gnawux/runv,jinfenw/runv,hyperhq/runv,gao-feng/runv,hyperhq/runv,jinfenw/runv,gnawux/runv,laijs/runv,hyperhq/runv,laijs/runv,bergwolf/runv