// 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 System.IO;
using CUETools.Codecs;
using CUETools.Codecs.ALAC;
namespace CUETools.TestCodecs
{
	/// <summary>
	///This is a test class for CUETools.Codecs.ALAC.ALACWriter and is intended
	///to contain all CUETools.Codecs.ALAC.ALACWriter Unit Tests
	///</summary>
	[TestClass()]
	public class ALACWriterTest
	{


		private TestContext testContextInstance;

		/// <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()
		//{
		//}
		//
		//Use TestCleanup to run code after each test has run
		//
		//[TestCleanup()]
		//public void MyTestCleanup()
		//{
		//}
		//
		#endregion


		/// <summary>
		///A test for ALACWriter (string, int, int, int, Stream)
		///</summary>
		[TestMethod()]
		public void ConstructorTest()
		{
			AudioBuffer buff = WAVReader.ReadAllSamples("test.wav", null);
			ALACWriter target;
            
            ALACWriter.Vendor = "CUETools";

            target = new ALACWriter("alacwriter1.m4a", null, new ALACWriterSettings() { PCM = buff.PCM });
			target.Settings.Padding = 1;
			target.CreationTime = DateTime.Parse("15 Aug 1976");
			target.FinalSampleCount = buff.Length;
			target.Write(buff);
			target.Close();
			CollectionAssert.AreEqual(File.ReadAllBytes("alac.m4a"), File.ReadAllBytes("alacwriter1.m4a"), "alacwriter1.m4a doesn't match.");

            target = new ALACWriter("alacwriter0.m4a", null, new ALACWriterSettings() { PCM = buff.PCM });
			target.Settings.Padding = 1;
			target.CreationTime = DateTime.Parse("15 Aug 1976");
			target.Write(buff);
			target.Close();
			CollectionAssert.AreEqual(File.ReadAllBytes("alac.m4a"), File.ReadAllBytes("alacwriter0.m4a"), "alacwriter0.m4a doesn't match.");
		}

        [TestMethod()]
        public void SeekTest()
        {
            var r = new ALACReader("alac.m4a", null);
            var buff1 = new AudioBuffer(r, 16536);
            var buff2 = new AudioBuffer(r, 16536);
            Assert.AreEqual(0, r.Position);
            r.Read(buff1, 7);
            Assert.AreEqual(7, r.Position);
            r.Position = 0;
            Assert.AreEqual(0, r.Position);
            r.Read(buff2, 7);
            Assert.AreEqual(7, r.Position);
            AudioBufferTest.AreEqual(buff1, buff2);
            r.Read(buff1, 7);
            Assert.AreEqual(7 + 7, r.Position);
            r.Position = 7;
            Assert.AreEqual(7, r.Position);
            r.Read(buff2, 7);
            Assert.AreEqual(7 + 7, r.Position);
            AudioBufferTest.AreEqual(buff1, buff2);
            r.Close();
        }
    }


}