nixos/tests/mate: init

nixos/tests/all-tests.nix

@@ -376,6 +376,7 @@ in {
   man = handleTest ./man.nix {};
   mariadb-galera = handleTest ./mysql/mariadb-galera.nix {};
   mastodon = discoverTests (import ./web-apps/mastodon { inherit handleTestOn; });
+  mate = handleTest ./mate.nix {};
   matomo = handleTest ./matomo.nix {};
   matrix-appservice-irc = handleTest ./matrix/appservice-irc.nix {};
   matrix-conduit = handleTest ./matrix/conduit.nix {};

nixos/tests/mate.nix

@@ -0,0 +1,58 @@
+import ./make-test-python.nix ({ pkgs, lib, ... }: {
+  name = "mate";
+
+  meta = {
+    maintainers = lib.teams.mate.members;
+  };
+
+  nodes.machine = { ... }: {
+    imports = [
+      ./common/user-account.nix
+    ];
+
+    services.xserver.enable = true;
+
+    services.xserver.displayManager = {
+      lightdm.enable = true;
+      autoLogin = {
+        enable = true;
+        user = "alice";
+      };
+    };
+
+    services.xserver.desktopManager.mate.enable = true;
+
+    # Silence log spam due to no sound drivers loaded:
+    # ALSA lib confmisc.c:855:(parse_card) cannot find card '0'
+    hardware.pulseaudio.enable = true;
+  };
+
+  testScript = { nodes, ... }:
+    let
+      user = nodes.machine.users.users.alice;
+    in
+    ''
+      with subtest("Wait for login"):
+          machine.wait_for_x()
+          machine.wait_for_file("${user.home}/.Xauthority")
+          machine.succeed("xauth merge ${user.home}/.Xauthority")
+
+      with subtest("Check that logging in has given the user ownership of devices"):
+          machine.succeed("getfacl -p /dev/snd/timer | grep -q ${user.name}")
+
+      with subtest("Check if MATE session components actually start"):
+          machine.wait_until_succeeds("pgrep marco")
+          machine.wait_for_window("marco")
+          machine.wait_until_succeeds("pgrep mate-panel")
+          machine.wait_for_window("Top Panel")
+          machine.wait_for_window("Bottom Panel")
+          machine.wait_until_succeeds("pgrep caja")
+          machine.wait_for_window("Caja")
+
+      with subtest("Open MATE terminal"):
+          machine.succeed("su - ${user.name} -c 'DISPLAY=:0.0 mate-terminal >&2 &'")
+          machine.wait_for_window("Terminal")
+          machine.sleep(20)
+          machine.screenshot("screen")
+    '';
+})