For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/devel:openQA:GitHub:os-autoinst:os-autoinst:PR-2782/openSUSE_Tumbleweed/devel:openQA:GitHub:os-autoinst:os-autoinst:PR-2782.repo
zypper refresh
zypper install os-autoinst-openvswitch
For 16.0 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/devel:openQA:GitHub:os-autoinst:os-autoinst:PR-2782/16.0/devel:openQA:GitHub:os-autoinst:os-autoinst:PR-2782.repo
zypper refresh
zypper install os-autoinst-openvswitch