pkgs/ultimatepp: add uppPackage builder

pkgs/by-name/ul/ultimatepp/package.nix

@@ -1,5 +1,6 @@
 {
   lib,
+  callPackage,
   fetchFromGitHub,
   makeWrapper,
   pkg-config,
@@ -21,6 +22,22 @@
 
 let
   buildMethod = if stdenv.cc.isClang then "CLANG" else "GCC";
+  uppsrcDependencies = [
+    expat
+    fontconfig
+    freetype
+    gtk3
+    libnotify
+    libpng
+    openssl
+    xorg.libX11
+    xorg.libXdmcp
+    xorg.libXext
+    xorg.libXft
+    xorg.libXinerama
+    xorg.libXrender
+    xorg.libxcb
+  ];
 in stdenv.mkDerivation (self: let
   selfBootstrap = self.overrideAttrs (selfAttrs: superAttrs: {
     passthru = superAttrs.passthru // {
@@ -45,24 +62,7 @@ in {
     pkg-config
   ];
 
-  buildInputs = [
-    # in the same order as in the Makefile
-    libpng
-    freetype
-    fontconfig
-    xorg.libX11
-    xorg.libxcb
-    expat
-    xorg.libXinerama
-    xorg.libXrender
-    xorg.libXft
-    xorg.libXdmcp
-    xorg.libXext
-    gtk3
-    libnotify
-    # not in the Makefile
-    openssl
-  ] ++ lib.optional (!self.passthru.bootstrap) libclang;
+  buildInputs = uppsrcDependencies ++ lib.optional (!self.passthru.bootstrap) libclang;
 
   patches = [
     ./no-build-info.patch
@@ -118,6 +118,26 @@ in {
 
   passthru = {
     bootstrap = false;
+    inherit uppsrcDependencies;
+    buildUppPackage = callPackage ./buildUppPackage.nix {};
+    tests = lib.genAttrs [
+      "AddressBookXML2"
+      "Bombs"
+      "Days"
+      "SQLApp"
+      "httpcli"
+    ] (examplePackageName: self.passthru.buildUppPackage {
+      pname = examplePackageName;
+      version = self.version;
+      package = examplePackageName;
+      src = self.src;
+      includeUppsrcAssembly = false;
+      buildInputs = self.passthru.uppsrcDependencies;
+      assembly = "examples";
+      extraAssemblies = [
+        "uppsrc"
+      ];
+    });
   };
 
   meta = {