re-add test cases information into index.rst

Signed-off-by: xhe <xhe@redhat.com>
update negative test cases for docker run

Signed-off-by: xhe <xhe@redhat.com>
subtests...invalid: Fix indentation, whitespace, pep8

Signed-off-by: Chris Evich <cevich@redhat.com>
subtests...invalid: Reduce non-verbose output

Signed-off-by: Chris Evich <cevich@redhat.com>