ModernUO/Projects/UOContent.Tests/Tests/PropertyList/ItemOplTestHelper.cs

44 lines
1.2 KiB
C#

using System;
using System.Buffers.Binary;
using System.Collections.Generic;
using System.Text;
using Server;
namespace UOContent.Tests;
public static class ItemOplTestHelper
{
// Builds the item's OPL and returns attribute/property cliloc lines (>= 1060000),
// ignoring base-item lines (name, weight, etc.) so tests isolate the attribute surface.
public static Dictionary<int, string> DecodeAttributeLines(Item item)
{
var opl = new ObjectPropertyList(item);
item.GetProperties(opl);
opl.Terminate();
var buffer = opl.Buffer;
var map = new Dictionary<int, string>();
var pos = 15;
while (true)
{
var cliloc = BinaryPrimitives.ReadInt32BigEndian(buffer.AsSpan(pos));
pos += 4;
if (cliloc == 0)
{
break;
}
var byteLen = BinaryPrimitives.ReadUInt16BigEndian(buffer.AsSpan(pos));
pos += 2;
var arg = Encoding.Unicode.GetString(buffer, pos, byteLen);
pos += byteLen;
if (cliloc is >= 1060000 and < 1080000)
{
map[cliloc] = arg;
}
}
return map;
}
}