Comment 0 for bug 955053

If environs needed by a test are not set. The test should not be fired and return failure.

Version:
checkbox 0.13.4
checkbox-certification 0.13.1~ppa20.12.04

Report:
https://certification.canonical.com/hardware/201105-7956/submission/KNm2QMUVkyxl06e/results

From above report, you can see the tests are fired even the necessary environs are not set.
And some tested passed, some failed(by the command return status)