pgadmin4: make regression test use the same packages

Signed-off-by: Florian Brandes <florian.brandes@posteo.de>

nixos/tests/pgadmin4.nix

@@ -5,7 +5,50 @@ import ./make-test-python.nix ({ pkgs, lib, ... }:
     pgadmin4Dir = "/var/lib/pgadmin";
     pgadmin4LogDir = "/var/log/pgadmin";
 
-    python-with-needed-packages = pkgs.python3.withPackages (ps: with ps; [
+  in
+  {
+    name = "pgadmin4";
+    meta.maintainers = with lib.maintainers; [ gador ];
+
+    nodes.machine = { pkgs, ... }: {
+      imports = [ ./common/x11.nix ];
+      # needed because pgadmin 6.8 will fail, if those dependencies get updated
+      nixpkgs.overlays = [
+        (self: super: {
+          pythonPackages = super.python3.pkgs.overrideScope (final: prev: rec {
+
+            flask = prev.flask.overridePythonAttrs (oldAttrs: rec {
+              version = "2.0.3";
+              src = oldAttrs.src.override {
+                inherit version;
+                sha256 = "sha256-4RIMIoyi9VO0cN9KX6knq2YlhGdSYGmYGz6wqRkCaH0=";
+              };
+              disabledTests = (oldAttrs.disabledTests or [ ]) ++ [
+                "test_aborting"
+              ];
+            });
+            flask-paranoid = prev.flask-paranoid.overridePythonAttrs (oldAttrs: rec {
+              # Nothing of interest changed from 0.2 to 0.3
+              doCheck = false;
+            });
+            werkzeug = prev.werkzeug.overridePythonAttrs (oldAttrs: rec {
+              version = "2.0.3";
+              src = oldAttrs.src.override {
+                inherit version;
+                sha256 = "sha256-uGP4/wV8UiFktgZ8niiwQRYbS+W6TQ2s7qpQoWOCLTw=";
+              };
+            });
+          });
+        })
+      ];
+
+      environment.systemPackages = with pkgs; [
+        pgadmin4
+        postgresql
+        chromedriver
+        chromium
+        (python3.withPackages
+          (ps: with pythonPackages; [
             selenium
             testtools
             testscenarios
@@ -47,20 +90,8 @@ import ./make-test-python.nix ({ pkgs, lib, ... }:
             pillow
             pyotp
             boto3
-    ]);
+          ])
-  in
+        )
-  {
-    name = "pgadmin4";
-    meta.maintainers = with lib.maintainers; [ gador ];
-
-    nodes.machine = { pkgs, ... }: {
-      imports = [ ./common/x11.nix ];
-      environment.systemPackages = with pkgs; [
-        pgadmin4
-        postgresql
-        python-with-needed-packages
-        chromedriver
-        chromium
       ];
       services.postgresql = {
         enable = true;
@@ -121,7 +152,7 @@ import ./make-test-python.nix ({ pkgs, lib, ... }:
       with subtest("run browser test"):
           machine.succeed(
                'cd ${pgadmin4SrcDir}/pgadmin4-${pkgs.pgadmin4.version}/web \
-               && ${python-with-needed-packages.interpreter} regression/runtests.py --pkg browser --exclude \
+               && python regression/runtests.py --pkg browser --exclude \
                browser.tests.test_ldap_login.LDAPLoginTestCase,browser.tests.test_ldap_login'
           )
 
@@ -131,13 +162,13 @@ import ./make-test-python.nix ({ pkgs, lib, ... }:
           machine.succeed(
               'cd ${pgadmin4SrcDir}/pgadmin4-${pkgs.pgadmin4.version}/web \
                && export FONTCONFIG_FILE=${pkgs.makeFontsConf { fontDirectories = [];}} \
-               && ${python-with-needed-packages.interpreter} regression/runtests.py --pkg feature_tests'
+               && python regression/runtests.py --pkg feature_tests'
           )
 
       with subtest("run resql test"):
           machine.succeed(
                'cd ${pgadmin4SrcDir}/pgadmin4-${pkgs.pgadmin4.version}/web \
-               && ${python-with-needed-packages.interpreter} regression/runtests.py --pkg resql'
+               && python regression/runtests.py --pkg resql'
           )
     '';
   })