nixos: add test for tinydns

nixos/tests/all-tests.nix

@@ -236,6 +236,7 @@ in
   pdns-recursor = handleTest ./pdns-recursor.nix {};
   taskserver = handleTest ./taskserver.nix {};
   telegraf = handleTest ./telegraf.nix {};
+  tinydns = handleTest ./tinydns.nix {};
   tomcat = handleTest ./tomcat.nix {};
   tor = handleTest ./tor.nix {};
   transmission = handleTest ./transmission.nix {};

nixos/tests/tinydns.nix

@@ -0,0 +1,26 @@
+import ./make-test.nix ({ lib, ...} : {
+  name = "tinydns";
+  meta = {
+    maintainers = with lib.maintainers; [ basvandijk ];
+  };
+  nodes = {
+    nameserver = { config, lib, ... } : let
+      ip = (lib.head config.networking.interfaces.eth1.ipv4.addresses).address;
+    in {
+      networking.nameservers = [ ip ];
+      services.tinydns = {
+        enable = true;
+        inherit ip;
+        data = ''
+          .foo.bar:${ip}
+          +.bla.foo.bar:1.2.3.4:300
+        '';
+      };
+    };
+  };
+  testScript = ''
+    $nameserver->start;
+    $nameserver->waitForUnit("tinydns.service");
+    $nameserver->succeed("host bla.foo.bar | grep '1\.2\.3\.4'");
+  '';
+})