using Microsoft.VisualStudio.TestTools.UnitTesting;
using Sarand.Net.Standard.Base.Data;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Sacs.UnitTests.Net.Standard.Base.Data
{
	//=======================================================================
	[TestClass]
	public class SacsData_Tester
	{
		//-------------------------------------------------------------------
		// Data memebrs.
		private static Random random = new Random();

		//-------------------------------------------------------------------
		/// <summary>Create random alphanumeric string of specified length.</summary>
		public static string RandomString (int length)
		{
			const string chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
			return new string(Enumerable.Repeat(chars, length)
			  .Select(s => s[random.Next(s.Length)]).ToArray());
		}

		//-------------------------------------------------------------------
		[TestMethod]
		public void CTR_String ()
		{
			for (int i = 0; i < 1000; i++)
			{
				String rawValue = RandomString(random.Next(10,21));
				// Default (ASCII) encoding.
				Assert.AreEqual(rawValue, (String)new SacsData(rawValue));
				// UniCode encoding.
				Assert.AreEqual(rawValue, (String)new SacsData(rawValue, Encoding.Unicode));
			}
		}

		//-------------------------------------------------------------------
		[TestMethod]
		public void CTR_Copy ()
		{
			for (int i = 0; i < 1000; i++)
			{
				String rawValue = RandomString(random.Next(10,21));
				// Default (ASCII) encoding.
				Assert.AreEqual(rawValue, (String)new SacsData(new SacsData(rawValue)));
				// UTF-8 encoding.
				Assert.AreEqual(rawValue, (String)new SacsData(new SacsData(rawValue, Encoding.UTF8)));
				// UniCode encoding.
				Assert.AreEqual(rawValue, (String)new SacsData(new SacsData(rawValue, Encoding.Unicode)));
			}
		}

		//-------------------------------------------------------------------
	}
	//=======================================================================
}