python3Packages.pure-python-adb: split off async requirements

pkgs/development/python-modules/pure-python-adb/default.nix

@@ -1,4 +1,10 @@
-{ aiofiles, buildPythonPackage, fetchPypi, lib, pythonOlder }:
+{ aiofiles
+, buildPythonPackage
+, fetchPypi
+, lib
+, pythonOlder
+, pytestCheckHook
+}:
 
 buildPythonPackage rec {
   pname = "pure-python-adb";
@@ -11,11 +17,21 @@ buildPythonPackage rec {
     sha256 = "0kdr7w2fhgjpcf1k3l6an9im583iqkr6v8hb4q1zw30nh3bqkk0f";
   };
 
-  propagatedBuildInputs = [ aiofiles ];
-  # Disable tests as they require docker, docker-compose and a dedicated
-  # android emulator
-  doCheck = false;
-  pythonImportsCheck = [ "ppadb.client" "ppadb.client_async" ];
+  passthru.extras-require = {
+    async = [
+      aiofiles
+    ];
+  };
+
+  checkInputs = [
+    pytestCheckHook
+  ]
+  ++ passthru.extras-require.async;
+
+  pythonImportsCheck = [
+    "ppadb.client"
+    "ppadb.client_async"
+  ];
 
   meta = with lib; {
     description = "Pure python implementation of the adb client";