QA:Testcase VirtSandbox ExitStatus

Description

This test aims to verify that the exit status from sandboxed commands is correctly propagated to the host

How to test

1. Run a command with "normal" exit status

   # /bin/true

   # echo $?

2. Run a command with "normal" exit status in a sandbox

   # virt-sandbox -c $URI /bin/true

   # echo $?

3. Run a command with "error" exit status

   # /bin/false

   #echo $?

4. Run a command with "error" exit status in a sandbox

   # virt-sandbox -c $URI /bin/false

   # echo $?

5. Run a command with a custom exit status

   # /bin/sh "exit 4"

   # echo $?

6. Run a command with a custom exit status in a sandbox

   # virt-sandbox -c $URI -- /bin/sh -c "exit 4"

   # echo $?

Expected Results

1. 0
2. 0
3. 1
4. 1
5. 4
6. 4