diff --git a/nixos/tests/all-tests.nix b/nixos/tests/all-tests.nix
index fb5d04f440b5..14740b3ecbdc 100644
--- a/nixos/tests/all-tests.nix
+++ b/nixos/tests/all-tests.nix
@@ -545,6 +545,7 @@ in {
   lomiri-calculator-app = runTest ./lomiri-calculator-app.nix;
   lomiri-camera-app = runTest ./lomiri-camera-app.nix;
   lomiri-clock-app = runTest ./lomiri-clock-app.nix;
+  lomiri-docviewer-app = runTest ./lomiri-docviewer-app.nix;
   lomiri-filemanager-app = runTest ./lomiri-filemanager-app.nix;
   lomiri-gallery-app = runTest ./lomiri-gallery-app.nix;
   lomiri-system-settings = handleTest ./lomiri-system-settings.nix {};
diff --git a/nixos/tests/lomiri-docviewer-app.nix b/nixos/tests/lomiri-docviewer-app.nix
new file mode 100644
index 000000000000..c21a121f6c02
--- /dev/null
+++ b/nixos/tests/lomiri-docviewer-app.nix
@@ -0,0 +1,84 @@
+{ lib, ... }:
+let
+  exampleText = "Lorem ipsum dolor sit amet";
+in
+{
+  name = "lomiri-docviewer-app-standalone";
+  meta.maintainers = lib.teams.lomiri.members;
+
+  nodes.machine =
+    { config, pkgs, ... }:
+    {
+      imports = [ ./common/x11.nix ];
+
+      services.xserver.enable = true;
+
+      environment = {
+        etc."docviewer-sampletext.txt".text = exampleText;
+        systemPackages =
+          with pkgs;
+          [
+            libreoffice # txt -> odf to test LibreOfficeKit integration
+          ]
+          ++ (with pkgs.lomiri; [
+            suru-icon-theme
+            lomiri-docviewer-app
+          ]);
+        variables = {
+          UITK_ICON_THEME = "suru";
+        };
+      };
+
+      i18n.supportedLocales = [ "all" ];
+
+      fonts = {
+        packages = with pkgs; [
+          # Intended font & helps with OCR
+          ubuntu-classic
+        ];
+      };
+    };
+
+  enableOCR = true;
+
+  testScript = ''
+    machine.wait_for_x()
+
+    with subtest("lomiri docviewer launches"):
+        machine.succeed("lomiri-docviewer-app >&2 &")
+        machine.wait_for_text("No documents")
+        machine.screenshot("lomiri-docviewer_open")
+
+    machine.succeed("pkill -f lomiri-docviewer-app")
+
+    # Setup different document types
+    machine.succeed("soffice --convert-to odt --outdir /root/ /etc/docviewer-sampletext.txt")
+    machine.succeed("soffice --convert-to pdf --outdir /root/ /etc/docviewer-sampletext.txt")
+
+    with subtest("lomiri docviewer txt works"):
+        machine.succeed("lomiri-docviewer-app /etc/docviewer-sampletext.txt >&2 &")
+        machine.wait_for_text("${exampleText}")
+        machine.screenshot("lomiri-docviewer_txt")
+
+    machine.succeed("pkill -f lomiri-docviewer-app")
+
+    with subtest("lomiri docviewer odt works"):
+        machine.succeed("lomiri-docviewer-app /root/docviewer-sampletext.odt >&2 &")
+        machine.wait_for_text("${exampleText}")
+        machine.screenshot("lomiri-docviewer_odt")
+
+    machine.succeed("pkill -f lomiri-docviewer-app")
+
+    with subtest("lomiri docviewer pdf works"):
+        machine.succeed("lomiri-docviewer-app /root/docviewer-sampletext.pdf >&2 &")
+        machine.wait_for_text("${exampleText}")
+        machine.screenshot("lomiri-docviewer_pdf")
+
+    machine.succeed("pkill -f lomiri-docviewer-app")
+
+    with subtest("lomiri docviewer localisation works"):
+        machine.succeed("env LANG=de_DE.UTF-8 lomiri-docviewer-app >&2 &")
+        machine.wait_for_text("Keine Dokumente")
+        machine.screenshot("lomiri-docviewer_localised")
+  '';
+}
diff --git a/pkgs/desktops/lomiri/applications/lomiri-docviewer-app/default.nix b/pkgs/desktops/lomiri/applications/lomiri-docviewer-app/default.nix
index 9fb8cebe4e94..2618553236f2 100644
--- a/pkgs/desktops/lomiri/applications/lomiri-docviewer-app/default.nix
+++ b/pkgs/desktops/lomiri/applications/lomiri-docviewer-app/default.nix
@@ -5,6 +5,7 @@
   fetchpatch,
   fetchpatch2,
   gitUpdater,
+  nixosTests,
   cmake,
   content-hub,
   gettext,
@@ -140,6 +141,7 @@ stdenv.mkDerivation (finalAttrs: {
   '';
 
   passthru = {
+    tests.vm = nixosTests.lomiri-docviewer-app;
     updateScript = gitUpdater { rev-prefix = "v"; };
   };