unifi: Add NixOS tests

nixos/tests/all-tests.nix

@@ -485,6 +485,7 @@ in
   ucarp = handleTest ./ucarp.nix {};
   udisks2 = handleTest ./udisks2.nix {};
   unbound = handleTest ./unbound.nix {};
+  unifi = handleTest ./unifi.nix {};
   unit-php = handleTest ./web-servers/unit-php.nix {};
   upnp = handleTest ./upnp.nix {};
   usbguard = handleTest ./usbguard.nix {};

nixos/tests/unifi.nix

@@ -0,0 +1,35 @@
+# Test UniFi controller
+
+{ system ? builtins.currentSystem
+, config ? { allowUnfree = true; }
+, pkgs ? import ../.. { inherit system config; }
+}:
+
+with import ../lib/testing-python.nix { inherit system pkgs; };
+with pkgs.lib;
+
+let
+  makeAppTest = unifi: makeTest {
+    name = "unifi-controller-${unifi.version}";
+    meta = with pkgs.lib.maintainers; {
+      maintainers = [ zhaofengli ];
+    };
+
+    nodes.server = {
+      services.unifi = {
+        enable = true;
+        unifiPackage = unifi;
+        openFirewall = false;
+      };
+    };
+
+    testScript = ''
+      server.wait_for_unit("unifi.service")
+      server.wait_until_succeeds("curl -Lk https://localhost:8443 >&2", timeout=300)
+    '';
+  };
+in with pkgs; {
+  unifiLTS = makeAppTest unifiLTS;
+  unifi5 = makeAppTest unifi5;
+  unifi6 = makeAppTest unifi6;
+}

pkgs/servers/unifi/default.nix

@@ -1,4 +1,4 @@
-{ lib, stdenv, dpkg, fetchurl, zip }:
+{ lib, stdenv, dpkg, fetchurl, zip, nixosTests }:
 
 let
   generic = { version, sha256, suffix ? "", ... } @ args:
@@ -28,6 +28,10 @@ let
       runHook postInstall
     '';
 
+    passthru.tests = {
+      unifi = nixosTests.unifi;
+    };
+
     meta = with lib; {
       homepage = "http://www.ubnt.com/";
       description = "Controller for Ubiquiti UniFi access points";