using System;
using System.Linq;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using Sarand.Net.Standard.Base.Core;
using Sarand.Net.Standard.Base.Utils;

namespace Sarand.UnitTests.Core.Base.Utils
{
	[TestClass]
	public class EnumUtil_Tester
	{
		//-------------------------------------------------------------------
		// Data members.
		//-------------------------------------------------------------------
		[TestMethod]
		public void EnumUtil_IsValid ()
		{
			Assert.IsTrue(EnumUtil.IsValid<SaMessageLevel>(0));
			Assert.IsTrue(EnumUtil.IsValid<SaMessageLevel>(1));
			Assert.IsTrue(EnumUtil.IsValid<SaMessageLevel>(2));
			Assert.IsTrue(EnumUtil.IsValid<SaMessageLevel>(3));
			Assert.IsTrue(EnumUtil.IsValid<SaMessageLevel>(4));
			Assert.IsTrue(EnumUtil.IsValid<SaMessageLevel>(5));
		}
		//-------------------------------------------------------------------
		[TestMethod]
		public void EnumUtil_GetName ()
		{
			Assert.AreEqual("Info", EnumUtil.GetName<SaMessageLevel>(SaMessageLevel.Info));
			Assert.AreEqual("Debug", EnumUtil.GetName<SaMessageLevel>(SaMessageLevel.Debug));
		}
		//-------------------------------------------------------------------
		[TestMethod]
		public void EnumUtil_GetValues ()
		{
			Assert.AreEqual(9,EnumUtil.GetValues<SaMessageLevel>().ToList().Count);
			Assert.AreEqual(SaMessageLevel.Info,EnumUtil.GetValues<SaMessageLevel>().ToArray()[6]);
		}
		//-------------------------------------------------------------------
		[TestMethod]
		public void EnumUtil_ParseEnum ()
		{
			Assert.AreEqual(SaMessageLevel.Info, EnumUtil.ParseEnum<SaMessageLevel>("Info"));
			Assert.AreEqual(SaMessageLevel.Debug, EnumUtil.ParseEnum<SaMessageLevel>("Debug"));
		}
		[TestMethod]
		[ExpectedException(typeof(ArgumentException), "Requested value 'ABC' was not found.")]
		public void EnumUtil_ParseEnum_Exception ()
		{
			SaMessageLevel messageLevel = EnumUtil.ParseEnum<SaMessageLevel>("ABC");
		}
		//-------------------------------------------------------------------
		[TestMethod]
		public void EnumUtil_StartsWith ()
		{
			Assert.AreEqual(SaMessageLevel.Info, EnumUtil.StartsWith<SaMessageLevel>("I", SaMessageLevel.Error));
			Assert.AreEqual(SaMessageLevel.Info, EnumUtil.StartsWith<SaMessageLevel>("i", SaMessageLevel.Error));
			Assert.AreEqual(SaMessageLevel.Info, EnumUtil.StartsWith<SaMessageLevel>("inf", SaMessageLevel.Error));
			Assert.AreEqual(SaMessageLevel.Debug, EnumUtil.StartsWith<SaMessageLevel>("D", SaMessageLevel.Error));
			Assert.AreEqual(SaMessageLevel.Debug, EnumUtil.StartsWith<SaMessageLevel>("d", SaMessageLevel.Error));
			Assert.AreEqual(SaMessageLevel.Debug, EnumUtil.StartsWith<SaMessageLevel>("DE", SaMessageLevel.Error));
			Assert.AreEqual(SaMessageLevel.Debug, EnumUtil.StartsWith<SaMessageLevel>("DEB", SaMessageLevel.Error));
			Assert.AreEqual(SaMessageLevel.Debug, EnumUtil.StartsWith<SaMessageLevel>("DEBU", SaMessageLevel.Error));
			Assert.AreEqual(SaMessageLevel.Debug, EnumUtil.StartsWith<SaMessageLevel>("DEBUG", SaMessageLevel.Error));
			Assert.AreEqual(EnumUtil.StartsWith<SaMessageLevel>("Err", SaMessageLevel.Error), SaMessageLevel.Error);
			Assert.AreEqual(SaMessageLevel.None, EnumUtil.StartsWith<SaMessageLevel>("", SaMessageLevel.Error));
			Assert.AreEqual(SaMessageLevel.Error, EnumUtil.StartsWith<SaMessageLevel>("ABC", SaMessageLevel.Error));
		}
		//-------------------------------------------------------------------
	}
}