using Svg;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using System;
using System.Collections.Generic;
using System.IO;
using System.Text;
using System.Linq;
using System.Diagnostics;

namespace Svg.UnitTests
{
    
    
    /// <summary>
    ///This is a test class for ExtensionsTest and is intended
    ///to contain all ExtensionsTest Unit Tests
    ///</summary>
    [TestClass()]
    public class ExtensionsTest
    {
        private TestContext testContextInstance;
        private static SvgDocument _doc;

        /// <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)
        {
            using (var stream = new MemoryStream(UTF8Encoding.Default.GetBytes(Properties.Resources.SvgPathTest)))
            {
                _doc = SvgDocument.Open<SvgDocument>(stream, null);
            }
        }
        //
        //Use ClassCleanup to run code after all tests in a class have run
        [ClassCleanup()]
        public static void MyClassCleanup()
        {
            _doc = null;
        }
        //
        //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

        [TestMethod]
        public void TestDescendants()
        {
            var result = (from d in _doc.Descendants() select d.GetType().Name).Aggregate((p, c) => p + Environment.NewLine + c);
            Assert.AreEqual(Properties.Resources.SvgDescendantTypes, result);
        }
    }
}
