pythonPackages.txredisapi: Add unit test

nixos/tests/all-tests.nix

@@ -431,6 +431,7 @@ in
   trezord = handleTest ./trezord.nix {};
   trickster = handleTest ./trickster.nix {};
   trilium-server = handleTestOn ["x86_64-linux"] ./trilium-server.nix {};
+  txredisapi = handleTest ./txredisapi.nix {};
   tuptime = handleTest ./tuptime.nix {};
   turbovnc-headless-server = handleTest ./turbovnc-headless-server.nix {};
   ucarp = handleTest ./ucarp.nix {};

nixos/tests/txredisapi.nix

@@ -0,0 +1,27 @@
+import ./make-test-python.nix ({ pkgs, ... }:
+{
+  name = "txredisapi";
+  meta = with pkgs.lib.maintainers; {
+    maintainers = [ dandellion ];
+  };
+
+  nodes = {
+    machine =
+      { pkgs, ... }:
+
+      {
+        services.redis.enable = true;
+        services.redis.unixSocket = "/run/redis/redis.sock";
+
+        environment.systemPackages = with pkgs; [ (python38.withPackages (ps: [ ps.twisted ps.txredisapi ps.mock ]))];
+      };
+  };
+
+  testScript = ''
+    start_all()
+    machine.wait_for_unit("redis")
+    machine.wait_for_open_port("6379")
+
+    tests = machine.succeed("PYTHONPATH=\"${pkgs.python3Packages.txredisapi.src}\" python -m twisted.trial ${pkgs.python3Packages.txredisapi.src}/tests")
+  '';
+})

pkgs/development/python-modules/txredisapi/default.nix

@@ -16,6 +16,8 @@ buildPythonPackage rec {
   doCheck = false;
   pythonImportsCheck = [ "txredisapi" ];
 
+  passthru.tests.unit-tests = nixosTests.txredisapi;
+
   meta = with lib; {
     homepage = "https://github.com/IlyaSkriblovsky/txredisapi";
     description = "non-blocking redis client for python";