add tiny log & unity-test

pkgs/u/unity-test/package.nix

@@ -0,0 +1,28 @@
+{
+  lib,
+  stdenv,
+  fetchFromGitHub,
+  cmake,
+}:
+
+stdenv.mkDerivation (finalAttrs: {
+  pname = "unity-test";
+  version = "2.6.1";
+
+  src = fetchFromGitHub {
+    owner = "ThrowTheSwitch";
+    repo = "Unity";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-g0ubq7RxGQmL1R6vz9RIGJpVWYsgrZhsTWSrL1ySEug=";
+  };
+
+  nativeBuildInputs = [ cmake ];
+  doCheck = true;
+
+  meta = {
+    description = "Unity Unit Testing Framework";
+    homepage = "https://www.throwtheswitch.org/unity";
+    license = lib.licenses.mit;
+    maintainers = [ lib.maintainers.i01011001 ];
+  };
+})