nixos/tests/php: Select the right versions of the tests depending on version

nixos/tests/all-tests.nix

@@ -307,6 +307,9 @@ in
   pgjwt = handleTest ./pgjwt.nix {};
   pgmanage = handleTest ./pgmanage.nix {};
   php = handleTest ./php {};
+  php73 = handleTest ./php { php = pkgs.php73; };
+  php74 = handleTest ./php { php = pkgs.php74; };
+  php80 = handleTest ./php { php = pkgs.php80; };
   pinnwand = handleTest ./pinnwand.nix {};
   plasma5 = handleTest ./plasma5.nix {};
   pleroma = handleTestOn [ "x86_64-linux" "aarch64-linux" ] ./pleroma.nix {};

pkgs/development/interpreters/php/generic.nix

@@ -112,7 +112,8 @@ let
                   withExtensions = mkWithExtensions allArgs allExtensionFunctions;
                   phpIni = "${phpWithExtensions}/lib/php.ini";
                   unwrapped = php;
-                  tests = nixosTests.php;
+                  # Select the right php tests for the php version
+                  tests = nixosTests."php${lib.strings.replaceStrings [ "." ] [ "" ] (lib.versions.majorMinor php.version)}";
                   inherit (php-packages) extensions buildPecl;
                   packages = php-packages.tools;
                   meta = php.meta // {