e57inspector.tests: Add NixOS VM test

nixos/tests/all-tests.nix

@@ -491,6 +491,7 @@ in
   drupal = runTest ./drupal.nix;
   dublin-traceroute = runTest ./dublin-traceroute.nix;
   dwl = runTestOn [ "x86_64-linux" "aarch64-linux" ] ./dwl.nix;
+  e57inspector = runTest ./e57inspector.nix;
   early-mount-options = runTest ./early-mount-options.nix;
   earlyoom = runTestOn [ "x86_64-linux" ] ./earlyoom.nix;
   easytier = runTest ./easytier.nix;

nixos/tests/e57inspector.nix

@@ -0,0 +1,38 @@
+{ pkgs, ... }:
+{
+  name = "e57inspector";
+  meta.maintainers = with pkgs.lib.maintainers; [
+    nh2
+    chpatrick
+  ];
+
+  nodes.machine =
+    { ... }:
+    {
+      imports = [
+        ./common/x11.nix
+      ];
+
+      services.xserver.enable = true;
+      environment.systemPackages = [
+        pkgs.e57inspector
+        pkgs.xdotool
+      ];
+    };
+
+  testScript =
+    let
+      testFile = pkgs.fetchurl {
+        url = "https://raw.githubusercontent.com/asmaloney/libE57Format-test-data/bbcacec05d60f923869545c5eab33d94c390d50e/self/ColouredCubeFloat.e57";
+        hash = "sha256-bb95crNYvX3Qhkx4k6Sqe2GjOf1u4nxxswMfdjyXfTM=";
+      };
+    in
+    ''
+      start_all()
+      machine.wait_for_x()
+
+      machine.execute("e57inspector ${testFile} >&2 &")
+      machine.wait_until_succeeds("xdotool search --pid $(pidof .e57inspector-wrapped)")
+      machine.screenshot("screen")
+    '';
+}

pkgs/by-name/e5/e57inspector/package.nix

@@ -2,9 +2,11 @@
   lib,
   stdenv,
   fetchFromGitHub,
+  fetchpatch,
   cmake,
   qt6,
   xercesc,
+  nixosTests,
 }:
 
 stdenv.mkDerivation (finalAttrs: {
@@ -60,6 +62,10 @@ stdenv.mkDerivation (finalAttrs: {
     runHook postInstall
   '';
 
+  passthru.tests = {
+    e57inspector = nixosTests.e57inspector;
+  };
+
   meta = {
     description = "Cross-platform E57 file viewer to list and view stored point clouds, images and metadata";
     homepage = "https://github.com/sisakat/e57inspector";