Saxonite v1.2.3

SacsCoreUnitTests/Standard/Base/Helpers/SacsRandomHelper_Tester.cs

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+using Microsoft.VisualStudio.TestTools.UnitTesting;
+using Sarand.Net.Standard.Base.Helpers;
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Text;
+
+namespace Sacs.UnitTests.Net.Standard.Base.Helpers
+{
+	//=======================================================================
+	[TestClass]
+	public class SacsRandomHelper_Tester
+	{
+		//-------------------------------------------------------------------
+		// Random Helper.
+		//-------------------------------------------------------------------
+		// Fill byte array.
+		[TestMethod]
+		public void Fill_ByteArray()
+		{
+			int dataLength = 10;
+			byte[] data = new byte[dataLength];
+			Assert.IsNotNull(data);
+
+			// Initial values should be zero.
+			for (int i = 0; i < dataLength; i++)
+				Assert.AreEqual(0, data[i]);
+
+			SacsRandomHelper.Fill(data);
+
+			// Sum of data values should no longer be zero.
+			int total = 0;
+			for (int i = 0; i < dataLength; i++)
+				total += data[i];
+			Assert.AreNotEqual(0, total);
+
+		}
+
+		//-------------------------------------------------------------------
+		[TestMethod]
+		public void GetInt32_ToExclusive()
+		{
+			for (int i = 1; i < 1000; i++)
+			{
+				int value = SacsRandomHelper.GetInt32(i);
+				Assert.IsTrue(value >= 0);
+				Assert.IsTrue(value < i);
+			}
+		}
+
+		//-------------------------------------------------------------------
+		[TestMethod]
+		public void GetInt32_FromInclusive_ToExclusive()
+		{
+			for (int i = -100; i < 101; i++)
+			{
+				for (int j = i + 1; j < i + 100; j++)
+				{
+					int value = SacsRandomHelper.GetInt32(i, j);
+					//Debug.WriteLine("Value: "+value);
+					Assert.IsTrue(value >= i);
+					Assert.IsTrue(value < j);
+				}
+			}
+		}
+
+		//-------------------------------------------------------------------
+		[TestMethod]
+		public void GetInt32_getRandomLengthNumber()
+		{
+			for (ushort i = 1; i < 13; i++)
+			{
+				for (int j = 0; j < 10; j++)
+				{
+					String value = SacsRandomHelper.getRandomLengthNumber(i);
+					//Debug.WriteLine("Value: " + value);
+					Assert.IsTrue(value.Length > 0);
+					Assert.IsTrue(value.Length < i + 1);
+				}
+			}
+		}
+
+		//-------------------------------------------------------------------
+	}
+	//=======================================================================
+}