Calculating CRC32 with offsets and fast

2025-12-16 18:14:25 +00:00 · 2010-02-09 21:21:10 +00:00
parent 478799379a
commit 8373c83c78
3 changed files with 160 additions and 119 deletions
--- a/CUETools/CUETools.TestCodecs/AccurateRipVerifyTest.cs
+++ b/CUETools/CUETools.TestCodecs/AccurateRipVerifyTest.cs
@@ -0,0 +1,159 @@
+// The following code was generated by Microsoft Visual Studio 2005.
+// The test owner should check each test for validity.
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+using System;
+using System.Text;
+using System.Collections.Generic;
+using CUETools.CDImage;
+using CUETools.AccurateRip;
+using CUETools.Codecs;
+namespace CUETools.TestCodecs
+{
+	/// <summary>
+	///This is a test class for CUETools.AccurateRip.AccurateRipVerify and is intended
+	///to contain all CUETools.AccurateRip.AccurateRipVerify Unit Tests
+	///</summary>
+	[TestClass()]
+	public class AccurateRipVerifyTest
+	{
+
+
+		private TestContext testContextInstance;
+		private CDImageLayout toc;
+		private AccurateRipVerify ar;
+
+		/// <summary>
+		///Gets or sets the test context which provides
+		///information about and functionality for the current test run.
+		///</summary>
+		public TestContext TestContext
+		{
+			get
+			{
+				return testContextInstance;
+			}
+			set
+			{
+				testContextInstance = value;
+			}
+		}
+		#region Additional test attributes
+		// 
+		//You can use the following additional attributes as you write your tests:
+		//
+		//Use ClassInitialize to run code before running the first test in the class
+		//
+		//[ClassInitialize()]
+		//public static void MyClassInitialize(TestContext testContext)
+		//{
+		//}
+		//
+		//Use ClassCleanup to run code after all tests in a class have run
+		//
+		//[ClassCleanup()]
+		//public static void MyClassCleanup()
+		//{
+		//}
+		//
+		//Use TestInitialize to run code before running each test
+		//
+		[TestInitialize()]
+		public void MyTestInitialize()
+		{
+			toc = new CDImageLayout();
+			toc.AddTrack(new CDTrack(1, 03, 20, true, false));
+			toc.AddTrack(new CDTrack(2, 23, 20, true, false));
+			toc.AddTrack(new CDTrack(3, 43, 20, true, false));
+			ar = new AccurateRipVerify(toc);
+			for (int sector = 0; sector < toc.AudioLength; sector++)
+			{
+				AudioBuffer buff = new AudioBuffer(AudioPCMConfig.RedBook, 588);
+				buff.Length = 588;
+				for (int i = 0; i < buff.Length; i++)
+				{
+					buff.Samples[i, 0] = sector * 588 + i;
+					buff.Samples[i, 1] = sector * 588;
+				}
+				ar.Write(buff);
+			}
+		}
+		
+		//Use TestCleanup to run code after each test has run
+		//
+		//[TestCleanup()]
+		//public void MyTestCleanup()
+		//{
+		//}
+		//
+		#endregion
+
+
+		/// <summary>
+		///A test for CRC32
+		///</summary>
+		[TestMethod()]
+		public void CRC32Test()
+		{
+			Assert.AreEqual<uint>(3233779629, ar.CRC32(0), "CRC32[0] was not set correctly.");
+			Assert.AreEqual<uint>(0408974480, ar.CRC32(1), "CRC32[1] was not set correctly.");
+			Assert.AreEqual<uint>(4123211700, ar.CRC32(2), "CRC32[2] was not set correctly.");
+			Assert.AreEqual<uint>(0564210909, ar.CRC32(3), "CRC32[3] was not set correctly.");
+		}
+
+		/// <summary>
+		///A test for CRC32
+		///</summary>
+		[TestMethod()]
+		public void CRC32Test1()
+		{
+			Assert.AreEqual<uint>(3753760724, ar.CRC32(0, 13), "CRC32[0][13] was not set correctly.");
+			Assert.AreEqual<uint>(3153592639, ar.CRC32(0, -7), "CRC32[0][-7] was not set correctly.");
+			Assert.AreEqual<uint>(0297562037, ar.CRC32(2, 15), "CRC32[2][15] was not set correctly.");
+			Assert.AreEqual<uint>(0398293317, ar.CRC32(2, -1), "CRC32[2][-1] was not set correctly.");
+		}
+
+		/// <summary>
+		///A test for CRC
+		///</summary>
+		[TestMethod()]
+		public void CRCTest1()
+		{
+			Assert.AreEqual<uint>(3206462296, ar.CRC(1, 11), "CRC[1][11] was not set correctly.");
+		}
+
+		/// <summary>
+		///A test for CRC
+		///</summary>
+		[TestMethod()]
+		public void CRCTest()
+		{
+			Assert.AreEqual<uint>(3762425816, ar.CRC(0), "CRC[0] was not set correctly.");
+			Assert.AreEqual<uint>(3103217968, ar.CRC(1), "CRC[1] was not set correctly.");
+			Assert.AreEqual<uint>(3068174852, ar.CRC(2), "CRC[2] was not set correctly.");
+		}
+
+		/// <summary>
+		///A test for CRCWONULL
+		///</summary>
+		[TestMethod()]
+		public void CRCWONULLTest1()
+		{
+			Assert.AreEqual<uint>(0062860870, ar.CRCWONULL(2, 19), "CRC32WONULL[2][19] was not set correctly.");
+			Assert.AreEqual<uint>(0950746738, ar.CRCWONULL(2, -2), "CRC32WONULL[2][-2] was not set correctly.");
+		}
+
+		/// <summary>
+		///A test for CRCWONULL
+		///</summary>
+		[TestMethod()]
+		public void CRCWONULLTest()
+		{
+			Assert.AreEqual<uint>(2395016718, ar.CRCWONULL(0), "CRC32WONULL[0] was not set correctly.");
+			Assert.AreEqual<uint>(0834934371, ar.CRCWONULL(1), "CRC32WONULL[1] was not set correctly.");
+			Assert.AreEqual<uint>(4123211700, ar.CRCWONULL(2), "CRC32WONULL[2] was not set correctly.");
+			Assert.AreEqual<uint>(0564210909, ar.CRCWONULL(3), "CRC32WONULL[3] was not set correctly.");
+		}
+	}
+
+
+}