public static void TestOperationScale()
{
JsonArray lim = new JsonArray().Add("abc").Add("def");
JsonObject obj1 = new JsonObject().Add("abc", 123).Add("def", 4).Add("ghi", 2);
JsonObject obj2 = new JsonObject().Add("abc", 2).Add("ghi", 2);
JsonObject result = obj1.Scale(obj2);
JsonObject limResult = obj1.Scale(obj2, lim);
result.Get<float>("abc").ShouldBe(246);
result.Get<float>("def").ShouldBe(0);
result.ContainsKey("ghi").ShouldBe(true);
limResult.Get<float>("abc").ShouldBe(246);
limResult.Get<float>("def").ShouldBe(0);
limResult.ContainsKey("ghi").ShouldBe(false);
}