Failure: test_0006_sets container compute ip DHCP, mac adress and firewall NoMethodError: undefined method `uppercase' for "36:25:8c:53:0c:50":String foreman_fog_proxmox/app/models/foreman_fog_proxmox/proxmox_interfaces.rb:121:in `set_mac' foreman_fog_proxmox/app/models/foreman_fog_proxmox/proxmox_interfaces.rb:131:in `block in host_interfaces_attrs' foreman_fog_proxmox/app/models/foreman_fog_proxmox/proxmox_interfaces.rb:125:in `each' foreman_fog_proxmox/app/models/foreman_fog_proxmox/proxmox_interfaces.rb:125:in `with_index' foreman_fog_proxmox/app/models/foreman_fog_proxmox/proxmox_interfaces.rb:125:in `each' foreman_fog_proxmox/app/models/foreman_fog_proxmox/proxmox_interfaces.rb:125:in `reduce' foreman_fog_proxmox/app/models/foreman_fog_proxmox/proxmox_interfaces.rb:125:in `host_interfaces_attrs' foreman_fog_proxmox/test/unit/foreman_fog_proxmox/proxmox_interfaces_test.rb:146:in `block (2 levels) in <class:ProxmoxInterfacesTest>'

Failure: test_0002_sets interface identifier with server compute id, ip and ip6 and mac adress NoMethodError: undefined method `uppercase' for "36:25:8c:53:0c:50":String foreman_fog_proxmox/app/models/foreman_fog_proxmox/proxmox_interfaces.rb:121:in `set_mac' foreman_fog_proxmox/app/models/foreman_fog_proxmox/proxmox_interfaces.rb:131:in `block in host_interfaces_attrs' foreman_fog_proxmox/app/models/foreman_fog_proxmox/proxmox_interfaces.rb:125:in `each' foreman_fog_proxmox/app/models/foreman_fog_proxmox/proxmox_interfaces.rb:125:in `with_index' foreman_fog_proxmox/app/models/foreman_fog_proxmox/proxmox_interfaces.rb:125:in `each' foreman_fog_proxmox/app/models/foreman_fog_proxmox/proxmox_interfaces.rb:125:in `reduce' foreman_fog_proxmox/app/models/foreman_fog_proxmox/proxmox_interfaces.rb:125:in `host_interfaces_attrs' foreman_fog_proxmox/test/unit/foreman_fog_proxmox/proxmox_interfaces_test.rb:67:in `block (2 levels) in <class:ProxmoxInterfacesTest>'