test: add network template tests

tests/network/templates/autoinstall.pkrtpl

@@ -0,0 +1,19 @@
+  network:
+    network:
+      version: 2
+      ethernets:
+%{ if ip != null ~}
+        ${device}:
+          dhcp4: false
+          addresses:
+            - ${ip}/${netmask}
+          gateway4: ${gateway}
+          nameservers:
+            addresses:
+%{ for item in dns ~}
+              - ${item}
+%{ endfor ~}
+%{ else ~}
+        ${device}:
+          dhcp4: true
+%{ endif ~}

tests/network/templates/kickstart.pkrtpl

@@ -0,0 +1,5 @@
+%{~ if ip != null ~}
+network --device=${device} --bootproto=static --ip=${ip} --netmask=${cidrnetmask("${ip}/${netmask}")} --gateway=${gateway} --nameserver=${join(",", dns)}
+%{~ else ~}
+network --device=${device} --bootproto=dhcp
+%{~ endif ~}

tests/network/templates/preseed.pkrtpl

@@ -0,0 +1,9 @@
+d-i netcfg/choose_interface select ${device}
+%{ if ip != null ~}
+d-i netcfg/disable_autoconfig boolean true
+d-i netcfg/get_ipaddress string ${ip}
+d-i netcfg/get_netmask string ${cidrnetmask("${ip}/${netmask}")}
+d-i netcfg/get_gateway string ${gateway}
+d-i netcfg/get_nameservers string ${join(" ", dns)}
+d-i netcfg/confirm_static boolean true
+%{ endif ~}