lsd: Add test

nixos/tests/all-tests.nix

@@ -194,6 +194,7 @@ in
   limesurvey = handleTest ./limesurvey.nix {};
   login = handleTest ./login.nix {};
   loki = handleTest ./loki.nix {};
+  lsd = handleTest ./lsd.nix {};
   lxd = handleTest ./lxd.nix {};
   lxd-nftables = handleTest ./lxd-nftables.nix {};
   #logstash = handleTest ./logstash.nix {};

nixos/tests/lsd.nix

@@ -0,0 +1,12 @@
+import ./make-test-python.nix ({ pkgs, ... }: {
+  name = "lsd";
+  meta = with pkgs.stdenv.lib.maintainers; { maintainers = [ nequissimus ]; };
+
+  nodes.lsd = { pkgs, ... }: { environment.systemPackages = [ pkgs.lsd ]; };
+
+  testScript = ''
+    lsd.succeed('echo "abc" > /tmp/foo')
+    assert "4 B /tmp/foo" in lsd.succeed('lsd --classic --blocks "size,name" /tmp/foo')
+    assert "lsd ${pkgs.lsd.version}" in lsd.succeed("lsd --version")
+  '';
+})