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Articles / Programming Languages / Visual C++ 10.0
 

Linq-To-XML Style of Node Creation for C++

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12 Apr 2016Ms-PL11 min read 43.5K   501   29  
Linq-To-XML Node Creation for Native C++
 
using System;
using System.Xml;
using System.Text;
using System.IO;
using System.Collections.Generic;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using Elmax;

namespace TestNetElmax
{
	[TestClass]
	public class UnitTestAttribute
	{
		private bool CreateAndInitDom(out XmlDocument doc)
		{
			doc = new XmlDocument();
			if (doc!=null)
			{
				XmlProcessingInstruction pi = doc.CreateProcessingInstruction("xml", " version='1.0' encoding='UTF-8'");
				doc.AppendChild(pi);
			}
			else
				return false;
			return true;
		}
        private bool CreateAndLoadXmlString(out XmlDocument doc, System.String strXml)
        {
            doc = new XmlDocument();
            try
            {
                doc.LoadXml(strXml);
            }
            catch (System.Exception)
            {
                return false;
            }
            return true;
        }
		[TestMethod]
		public void NetAttributeDelete()
		{
			XmlDocument doc;
			bool created = CreateAndInitDom(out doc);
			if (created)
			{
				Element root = new Element();
				root.SetDomDoc(doc);

				Element elem = root["aa"]["bb"]["cc"].CreateNew(null);
				int dd = 2000000000;
				Assert.IsTrue(elem.Exists);
				elem.Attribute("Attr").SetInt(dd);
				int dd3 = elem.Attribute("Attr").GetInt(10);
				Assert.AreEqual(dd, dd3);

				Elmax.Attribute attr = elem.Attribute("Attr");

				Assert.IsTrue(attr.Exists);

				Assert.IsTrue(attr.Delete());

				dd3 = elem.Attribute("Attr").GetInt(10);
				Assert.AreEqual(10, dd3);

				XmlDocument doc2;

                Assert.IsTrue(CreateAndLoadXmlString(out doc2, doc.OuterXml));


				Element root2 = new Element();
				root2.SetDomDoc(doc2);

				Element elem2 = root2["aa"]["bb"]["cc"];
				Assert.IsTrue(elem2.Exists);

				int dd2 = elem2.Attribute("Attr").GetInt(10);

				Assert.AreEqual(10, dd2);
			}
		}
		[TestMethod]
        public void NetAttributeDateTime()
		{
			XmlDocument doc;
			bool created = CreateAndInitDom(out doc);
			if (created)
			{
				Element root = new Element();
				root.SetDomDoc(doc);

				Element elem = root["aa"]["bb"]["cc"].CreateNew(null);
				DateTime dd = new DateTime(2006, 7, 23, 9, 0, 23);
				Assert.IsTrue(elem.Exists);
				elem.Attribute("Attr").SetDateTime(dd);
				DateTime ddcheck = new DateTime();
				DateTime dd3 = elem.Attribute("Attr").GetDateTime(ddcheck);

				Assert.AreEqual(dd.Year, dd3.Year);
				Assert.AreEqual(dd.Month, dd3.Month);
				Assert.AreEqual(dd.Day, dd3.Day);
				Assert.AreEqual(dd.Hour, dd3.Hour);
				Assert.AreEqual(dd.Minute, dd3.Minute);
				Assert.AreEqual(dd.Second, dd3.Second);

				XmlDocument doc2;
				Assert.IsTrue(CreateAndLoadXmlString(out doc2, doc.OuterXml));


				Element root2 = new Element();
				root2.SetDomDoc(doc2);

				Element elem2 = root2["aa"]["bb"]["cc"];
				Assert.IsTrue(elem2.Exists);

				DateTime dd2 = elem2.Attribute("Attr").GetDateTime(ddcheck);

				Assert.AreEqual(dd.Year, dd2.Year);
				Assert.AreEqual(dd.Month, dd2.Month);
				Assert.AreEqual(dd.Day, dd2.Day);
				Assert.AreEqual(dd.Hour, dd2.Hour);
				Assert.AreEqual(dd.Minute, dd2.Minute);
				Assert.AreEqual(dd.Second, dd2.Second);
			}
		}
		[TestMethod]
        public void NetAttributeDate()
		{
			XmlDocument doc;
			bool created = CreateAndInitDom(out doc);
			if (created)
			{
				Element root = new Element();
				root.SetDomDoc(doc);

				Element elem = root["aa"]["bb"]["cc"].CreateNew(null);
				DateTime dd = new DateTime(2010, 10, 1);
				Assert.IsTrue(elem.Exists);
				elem.Attribute("Attr").SetDate(dd);
				DateTime ddcheck = new DateTime();
				DateTime dd3 = elem.Attribute("Attr").GetDate(ddcheck);

				Assert.AreEqual(dd.Year, dd3.Year);
				Assert.AreEqual(dd.Month, dd3.Month);
				Assert.AreEqual(dd.Day, dd3.Day);

				XmlDocument doc2;
				Assert.IsTrue(CreateAndLoadXmlString(out doc2, doc.OuterXml));


				Element root2 = new Element();
				root2.SetDomDoc(doc2);

				Element elem2 = root2["aa"]["bb"]["cc"];
				Assert.IsTrue(elem2.Exists);

				DateTime dd2 = elem2.Attribute("Attr").GetDate(ddcheck);

				Assert.AreEqual(dd.Year, dd2.Year);
				Assert.AreEqual(dd.Month, dd2.Month);
				Assert.AreEqual(dd.Day, dd2.Day);
			}
		}
		[TestMethod]
        public void NetAttributeGuid()
		{
			XmlDocument doc;
			bool created = CreateAndInitDom(out doc);
			if (created)
			{
				Element root = new Element();
				root.SetDomDoc(doc);

				Element elem = root["aa"]["bb"]["cc"].CreateNew(null);
				Guid dd = Guid.NewGuid();
				Assert.IsTrue(elem.Exists);
				elem.Attribute("Attr").SetGuid(dd, false);
				Guid random1 = Guid.NewGuid();
				Guid dd3 = elem.Attribute("Attr").GetGuid(random1);

                Assert.AreEqual(dd.ToString(), dd3.ToString());

				XmlDocument doc2;
				Assert.IsTrue(CreateAndLoadXmlString(out doc2, doc.OuterXml));


				Element root2 = new Element();
				root2.SetDomDoc(doc2);

				Element elem2 = root2["aa"]["bb"]["cc"];
				Assert.IsTrue(elem2.Exists);

				Guid dd2 = elem2.Attribute("Attr").GetGuid(random1);

                Assert.AreEqual(dd.ToString(), dd2.ToString());
			}
		}
		[TestMethod]
        public void NetAttributeGuidNoBraces()
		{
			XmlDocument doc;
			bool created = CreateAndInitDom(out doc);
			if (created)
			{
				Element root = new Element();
				root.SetDomDoc(doc);

				Element elem = root["aa"]["bb"]["cc"].CreateNew(null);
				Guid dd = Guid.NewGuid();
				Assert.IsTrue(elem.Exists);
				elem.Attribute("Attr").SetGuid(dd, true);
				Guid random1 = Guid.NewGuid();
				Guid dd3 = elem.Attribute("Attr").GetGuid(random1);

                Assert.AreEqual(dd.ToString(), dd3.ToString());

				XmlDocument doc2;
				Assert.IsTrue(CreateAndLoadXmlString(out doc2, doc.OuterXml));


				Element root2 = new Element();
				root2.SetDomDoc(doc2);

				Element elem2 = root2["aa"]["bb"]["cc"];
				Assert.IsTrue(elem2.Exists);

				Guid dd2 = elem2.Attribute("Attr").GetGuid(random1);

                Assert.AreEqual(dd.ToString(), dd2.ToString());
			}
		}
		[TestMethod]
        public void NetAttributeBoolean()
		{
			XmlDocument doc;
			bool created = CreateAndInitDom(out doc);
			if (created)
			{
				Element root = new Element();
				root.SetDomDoc(doc);

				Element elem = root["aa"]["bb"]["cc"].CreateNew(null);
				bool dd = true;
				Assert.IsTrue(elem.Exists);
				elem.Attribute("Attr").SetBool(dd);
				bool dd3 = elem.Attribute("Attr").GetBool(false);

				Assert.AreEqual(dd, dd3);

				XmlDocument doc2;
				Assert.IsTrue(CreateAndLoadXmlString(out doc2, doc.OuterXml));


				Element root2 = new Element();
				root2.SetDomDoc(doc2);

				Element elem2 = root2["aa"]["bb"]["cc"];
				Assert.IsTrue(elem2.Exists);

				bool dd2 = elem2.Attribute("Attr").GetBool(false);

				Assert.AreEqual(dd, dd2);
			}
		}
		[TestMethod]
        public void NetAttributeLong()
		{
			XmlDocument doc;
			bool created = CreateAndInitDom(out doc);
			if (created)
			{
				Element root = new Element();
				root.SetDomDoc(doc);

				Element elem = root["aa"]["bb"]["cc"].CreateNew(null);
				long dd = 14000000000L;
				Assert.IsTrue(elem.Exists);
				elem.Attribute("Attr").SetLong(dd);
				long dd3 = elem.Attribute("Attr").GetLong(10);

				Assert.AreEqual(dd, dd3);

				XmlDocument doc2;
				Assert.IsTrue(CreateAndLoadXmlString(out doc2, doc.OuterXml));


				Element root2 = new Element();
				root2.SetDomDoc(doc2);

				Element elem2 = root2["aa"]["bb"]["cc"];
				Assert.IsTrue(elem2.Exists);

				long dd2 = elem2.Attribute("Attr").GetLong(10);

				Assert.AreEqual(dd, dd2);
			}
		}
		[TestMethod]
        public void NetAttributeInt()
		{
			XmlDocument doc;
			bool created = CreateAndInitDom(out doc);
			if (created)
			{
				Element root = new Element();
				root.SetDomDoc(doc);

				Element elem = root["aa"]["bb"]["cc"].CreateNew(null);
				int dd = 2000000000;
				Assert.IsTrue(elem.Exists);
				elem.Attribute("Attr").SetInt(dd);
				int dd3 = elem.Attribute("Attr").GetInt(10);

				Assert.AreEqual(dd, dd3);

				XmlDocument doc2;
				Assert.IsTrue(CreateAndLoadXmlString(out doc2, doc.OuterXml));


				Element root2 = new Element();
				root2.SetDomDoc(doc2);

				Element elem2 = root2["aa"]["bb"]["cc"];
				Assert.IsTrue(elem2.Exists);

				int dd2 = elem2.Attribute("Attr").GetInt(10);

				Assert.AreEqual(dd, dd2);
			}
		}
		[TestMethod]
        public void NetAttributeShort()
		{
			XmlDocument doc;
			bool created = CreateAndInitDom(out doc);
			if (created)
			{
				Element root = new Element();
				root.SetDomDoc(doc);

				Element elem = root["aa"]["bb"]["cc"].CreateNew(null);
				short dd = 32000;
				Assert.IsTrue(elem.Exists);
				elem.Attribute("Attr").SetShort(dd);
				short dd3 = elem.Attribute("Attr").GetShort(10);

				Assert.AreEqual(dd, dd3);

				XmlDocument doc2;
				Assert.IsTrue(CreateAndLoadXmlString(out doc2, doc.OuterXml));


				Element root2 = new Element();
				root2.SetDomDoc(doc2);

				Element elem2 = root2["aa"]["bb"]["cc"];
				Assert.IsTrue(elem2.Exists);

				short dd2 = elem2.Attribute("Attr").GetShort(10);

				Assert.AreEqual(dd, dd2);
			}
		}
		[TestMethod]
        public void NetAttributeSByte()
		{
			XmlDocument doc;
			bool created = CreateAndInitDom(out doc);
			if (created)
			{
				Element root = new Element();
				root.SetDomDoc(doc);

				Element elem = root["aa"]["bb"]["cc"].CreateNew(null);
				sbyte dd = 127;
				Assert.IsTrue(elem.Exists);
				elem.Attribute("Attr").SetSByte(dd);
				sbyte dd3 = elem.Attribute("Attr").GetSByte(10);

				Assert.AreEqual(dd, dd3);

				XmlDocument doc2;
				Assert.IsTrue(CreateAndLoadXmlString(out doc2, doc.OuterXml));


				Element root2 = new Element();
				root2.SetDomDoc(doc2);

				Element elem2 = root2["aa"]["bb"]["cc"];
				Assert.IsTrue(elem2.Exists);

				sbyte dd2 = elem2.Attribute("Attr").GetSByte(10);

				Assert.AreEqual(dd, dd2);
			}
		}
		[TestMethod]
        public void NetAttributeULong()
		{
			XmlDocument doc;
			bool created = CreateAndInitDom(out doc);
			if (created)
			{
				Element root = new Element();
				root.SetDomDoc(doc);

				Element elem = root["aa"]["bb"]["cc"].CreateNew(null);
				ulong dd = 14000000000UL;
				Assert.IsTrue(elem.Exists);
				elem.Attribute("Attr").SetULong(dd);
				ulong dd3 = elem.Attribute("Attr").GetULong(10);

				Assert.AreEqual(dd, dd3);

				XmlDocument doc2;
				Assert.IsTrue(CreateAndLoadXmlString(out doc2, doc.OuterXml));


				Element root2 = new Element();
				root2.SetDomDoc(doc2);

				Element elem2 = root2["aa"]["bb"]["cc"];
				Assert.IsTrue(elem2.Exists);

				ulong dd2 = elem2.Attribute("Attr").GetULong(10);

				Assert.AreEqual(dd, dd2);
			}
		}
		[TestMethod]
        public void NetAttributeUInt()
		{
			XmlDocument doc;
			bool created = CreateAndInitDom(out doc);
			if (created)
			{
				Element root = new Element();
				root.SetDomDoc(doc);

				Element elem = root["aa"]["bb"]["cc"].CreateNew(null);
				uint dd = 4000000000;
				Assert.IsTrue(elem.Exists);
				elem.Attribute("Attr").SetUInt(dd);
				uint dd3 = elem.Attribute("Attr").GetUInt(10);

				Assert.AreEqual(dd, dd3);

				XmlDocument doc2;
				Assert.IsTrue(CreateAndLoadXmlString(out doc2, doc.OuterXml));


				Element root2 = new Element();
				root2.SetDomDoc(doc2);

				Element elem2 = root2["aa"]["bb"]["cc"];
				Assert.IsTrue(elem2.Exists);

				uint dd2 = elem2.Attribute("Attr").GetUInt(10);

				Assert.AreEqual(dd, dd2);
			}
		}
		[TestMethod]
        public void NetAttributeUShort()
		{
			XmlDocument doc;
			bool created = CreateAndInitDom(out doc);
			if (created)
			{
				Element root = new Element();
				root.SetDomDoc(doc);

				Element elem = root["aa"]["bb"]["cc"].CreateNew(null);
				ushort dd = 65000;
				Assert.IsTrue(elem.Exists);
				elem.Attribute("Attr").SetUShort(dd);
				ushort dd3 = elem.Attribute("Attr").GetUShort(10);

				Assert.AreEqual(dd, dd3);

				XmlDocument doc2;
				Assert.IsTrue(CreateAndLoadXmlString(out doc2, doc.OuterXml));


				Element root2 = new Element();
				root2.SetDomDoc(doc2);

				Element elem2 = root2["aa"]["bb"]["cc"];
				Assert.IsTrue(elem2.Exists);

				ushort dd2 = elem2.Attribute("Attr").GetUShort(10);

				Assert.AreEqual(dd, dd2);
			}
		}
		[TestMethod]
        public void NetAttributeByte()
		{
			XmlDocument doc;
			bool created = CreateAndInitDom(out doc);
			if (created)
			{
				Element root = new Element();
				root.SetDomDoc(doc);

				Element elem = root["aa"]["bb"]["cc"].CreateNew(null);
				byte dd = 255;
				Assert.IsTrue(elem.Exists);
				elem.Attribute("Attr").SetByte(dd);
				byte dd3 = elem.Attribute("Attr").GetByte(12);

				Assert.AreEqual(dd, dd3);

				XmlDocument doc2;
				Assert.IsTrue(CreateAndLoadXmlString(out doc2, doc.OuterXml));


				Element root2 = new Element();
				root2.SetDomDoc(doc2);

				Element elem2 = root2["aa"]["bb"]["cc"];
				Assert.IsTrue(elem2.Exists);

				byte dd2 = elem2.Attribute("Attr").GetByte(12);

				Assert.AreEqual(dd, dd2);
			}
		}
		[TestMethod]
        public void NetAttributeString()
		{
			XmlDocument doc;
			bool created = CreateAndInitDom(out doc);
			if (created)
			{
				Element root = new Element();
				root.SetDomDoc(doc);

				Element elem = root["aa"]["bb"]["cc"].CreateNew(null);
				System.String dd = "ABCD";
				Assert.IsTrue(elem.Exists);
				elem.Attribute("Attr").SetString(dd);
				System.String dd3 = elem.Attribute("Attr").GetString("A");

				System.String s1 = dd;
				System.String s2 = dd3;

				Assert.AreEqual(s1, s2);

				XmlDocument doc2;
				Assert.IsTrue(CreateAndLoadXmlString(out doc2, doc.OuterXml));


				Element root2 = new Element();
				root2.SetDomDoc(doc2);

				Element elem2 = root2["aa"]["bb"]["cc"];
				Assert.IsTrue(elem2.Exists);

				System.String dd2 = elem2.Attribute("Attr").GetString("A");

				s2 = dd2;

				Assert.AreEqual(s1, s2);
			}
		}
		[TestMethod]
        public void NetAttributeDouble()
		{
			XmlDocument doc;
			bool created = CreateAndInitDom(out doc);
			if (created)
			{
				Element root = new Element();
				root.SetDomDoc(doc);

				Element elem = root["aa"]["bb"]["cc"].CreateNew(null);
				double dd = 123.0;
				Assert.IsTrue(elem.Exists);
				elem.Attribute("Attr").SetDouble(dd);
				double dd3 = elem.Attribute("Attr").GetDouble(10.0);

				Assert.AreEqual(dd, dd3);

				XmlDocument doc2;
				Assert.IsTrue(CreateAndLoadXmlString(out doc2, doc.OuterXml));


				Element root2 = new Element();
				root2.SetDomDoc(doc2);

				Element elem2 = root2["aa"]["bb"]["cc"];
				Assert.IsTrue(elem2.Exists);

				double dd2 = elem2.Attribute("Attr").GetDouble(10.0);

				Assert.AreEqual(dd, dd2);
			}
		}
		[TestMethod]
        public void NetAttributeFloat()
		{
			XmlDocument doc;
			bool created = CreateAndInitDom(out doc);
			if (created)
			{
				Element root = new Element();
				root.SetDomDoc(doc);

				Element elem = root["aa"]["bb"]["cc"].CreateNew(null);
				float dd = 123.0f;
				Assert.IsTrue(elem.Exists);
				elem.Attribute("Attr").SetFloat(dd);
				float dd3 = elem.Attribute("Attr").GetFloat(10.0f);

				Assert.AreEqual(dd, dd3);

				XmlDocument doc2;
				Assert.IsTrue(CreateAndLoadXmlString(out doc2, doc.OuterXml));


				Element root2 = new Element();
				root2.SetDomDoc(doc2);

				Element elem2 = root2["aa"]["bb"]["cc"];
				Assert.IsTrue(elem2.Exists);

				float dd2 = elem2.Attribute("Attr").GetFloat(10.0f);

				Assert.AreEqual(dd, dd2);
			}
		}
        [TestMethod]
        public void NetAttributeHex()
        {
            XmlDocument doc;
            bool created = CreateAndInitDom(out doc);
            if (created)
            {
                Element root = new Element();
                root.SetDomDoc(doc);

                Element elem = root["aa"]["bb"]["cc"].CreateNew(null);
                uint dd = 0xACAC;
                Assert.IsTrue(elem.Exists);
                elem.Attribute("dd").SetHex(dd, false);

                uint ans = elem.Attribute("dd").ReadHex(0xee);

                Assert.AreEqual(dd, ans);

                XmlDocument doc2;
                Assert.IsTrue(CreateAndLoadXmlString(out doc2, doc.OuterXml));

                Element root2 = new Element();
                root2.SetDomDoc(doc2);

                Element elem2 = root2["aa"]["bb"]["cc"];
                Assert.IsTrue(elem2.Exists);

                uint dd2 = elem2.Attribute("dd").ReadHex(0xee);

                Assert.AreEqual(dd, dd2);
            }
        }
        [TestMethod]
        public void NetAttributeHexWithPrefix()
        {
            XmlDocument doc;
            bool created = CreateAndInitDom(out doc);
            if (created)
            {
                Element root = new Element();
                root.SetDomDoc(doc);

                Element elem = root["aa"]["bb"]["cc"].CreateNew(null);
                uint dd = 0xACAC;
                Assert.IsTrue(elem.Exists);
                elem.Attribute("dd").SetHex(dd, true);

                uint ans = elem.Attribute("dd").ReadHex(0xee);
                Assert.AreEqual(dd, ans);

                string strAns = elem.Attribute("dd").GetString("0xee");
                Assert.AreEqual("0xACAC", strAns);

                XmlDocument doc2;
                Assert.IsTrue(CreateAndLoadXmlString(out doc2, doc.OuterXml));

                Element root2 = new Element();
                root2.SetDomDoc(doc2);

                Element elem2 = root2["aa"]["bb"]["cc"];
                Assert.IsTrue(elem2.Exists);

                uint dd2 = elem2.Attribute("dd").ReadHex(0xee);

                Assert.AreEqual(dd, dd2);
            }
        }
        [TestMethod]
        public void NetAttributeHexWithLowerCase()
        {
            XmlDocument doc;
            bool created = CreateAndInitDom(out doc);
            if (created)
            {
                Element root = new Element();
                root.SetDomDoc(doc);

                Element elem = root["aa"]["bb"]["cc"].CreateNew(null);
                uint dd = 0xACAC;
                Assert.IsTrue(elem.Exists);
                elem.Attribute("dd").SetString("acac");

                uint ans = elem.Attribute("dd").ReadHex(0xee);

                Assert.AreEqual(dd, ans);

                XmlDocument doc2;
                Assert.IsTrue(CreateAndLoadXmlString(out doc2, doc.OuterXml));

                Element root2 = new Element();
                root2.SetDomDoc(doc2);

                Element elem2 = root2["aa"]["bb"]["cc"];
                Assert.IsTrue(elem2.Exists);

                uint dd2 = elem2.Attribute("dd").ReadHex(0xee);

                Assert.AreEqual(dd, dd2);
            }
        }
        [TestMethod]
        public void NetAttributeInvalidElementString()
        {
            XmlDocument doc;
            bool created = CreateAndInitDom(out doc);
            if (created)
            {
                Element root = new Element();
                root.SetDomDoc(doc);

                Element elem = root["aa"]["bb"]["cc"].CreateNew(null);
                System.String dd = "ABCD";
                Assert.IsTrue(elem.Exists);
                bool bExceptionThrown = false;
                try
                {
                    elem["dd"].Attribute("Attr").SetString(dd);
                }
                catch (System.InvalidOperationException)
                {
                    bExceptionThrown = true;
                }
                Assert.IsTrue(bExceptionThrown);

                bExceptionThrown = false;
                try
                {
                    System.String dd3 = elem["dd"].Attribute("Attr").GetString("A");
                }
                catch (System.InvalidOperationException)
                {
                    bExceptionThrown = true;
                }
                Assert.IsTrue(bExceptionThrown);


                XmlDocument doc2;
                Assert.IsTrue(CreateAndLoadXmlString(out doc2, doc.OuterXml));


                Element root2 = new Element();
                root2.SetDomDoc(doc2);

                Element elem2 = root2["aa"]["bb"]["cc"];
                Assert.IsTrue(elem2.Exists);

                bExceptionThrown = false;
                try
                {
                    System.String dd2 = elem2["dd"].Attribute("Attr").GetString("A");
                }
                catch (System.InvalidOperationException)
                {
                    bExceptionThrown = true;
                }
                Assert.IsTrue(bExceptionThrown);
            }
        }
        [TestMethod]
        public void NetAttributeNonExistantString()
        {
            XmlDocument doc;
            bool created = CreateAndInitDom(out doc);
            if (created)
            {
                Element root = new Element();
                root.SetDomDoc(doc);

                Element elem = root["aa"]["bb"]["cc"].CreateNew(null);
                Assert.IsTrue(elem.Exists);
                System.String dd3 = elem.Attribute("Attr").GetString("A");

                System.String s1 = "A";
                System.String s2 = dd3;

                Assert.AreEqual(s1, s2);

                XmlDocument doc2;
                Assert.IsTrue(CreateAndLoadXmlString(out doc2, doc.OuterXml));


                Element root2 = new Element();
                root2.SetDomDoc(doc2);

                Element elem2 = root2["aa"]["bb"]["cc"];
                Assert.IsTrue(elem2.Exists);

                System.String dd2 = elem2.Attribute("Attr").GetString("A");

                s2 = dd2;

                Assert.AreEqual(s1, s2);
            }
        }
        [TestMethod]
        public void NetAttributeInvalidElementInt()
        {
            XmlDocument doc;
            bool created = CreateAndInitDom(out doc);
            if (created)
            {
                Element root = new Element();
                root.SetDomDoc(doc);

                Element elem = root["aa"]["bb"]["cc"].CreateNew(null);
                Assert.IsTrue(elem.Exists);
                bool bExceptionThrown = false;
                try
                {
                    elem["dd"].Attribute("Attr").SetInt(1234);
                }
                catch (System.InvalidOperationException)
                {
                    bExceptionThrown = true;
                }
                Assert.IsTrue(bExceptionThrown);

                bExceptionThrown = false;
                try
                {
                    int dd3 = elem["dd"].Attribute("Attr").GetInt(123);
                }
                catch (System.InvalidOperationException)
                {
                    bExceptionThrown = true;
                }
                Assert.IsTrue(bExceptionThrown);


                XmlDocument doc2;
                Assert.IsTrue(CreateAndLoadXmlString(out doc2, doc.OuterXml));


                Element root2 = new Element();
                root2.SetDomDoc(doc2);

                Element elem2 = root2["aa"]["bb"]["cc"];
                Assert.IsTrue(elem2.Exists);

                bExceptionThrown = false;
                try
                {
                    int dd2 = elem2["dd"].Attribute("Attr").GetInt(123);
                }
                catch (System.InvalidOperationException)
                {
                    bExceptionThrown = true;
                }
                Assert.IsTrue(bExceptionThrown);
            }
        }
        [TestMethod]
        public void NetAttributeNonExistantInt()
        {
            XmlDocument doc;
            bool created = CreateAndInitDom(out doc);
            if (created)
            {
                Element root = new Element();
                root.SetDomDoc(doc);

                Element elem = root["aa"]["bb"]["cc"].CreateNew(null);
                Assert.IsTrue(elem.Exists);
                int dd3 = elem.Attribute("Attr").GetInt(123);

                Assert.AreEqual(123, dd3);

                XmlDocument doc2;
                Assert.IsTrue(CreateAndLoadXmlString(out doc2, doc.OuterXml));


                Element root2 = new Element();
                root2.SetDomDoc(doc2);

                Element elem2 = root2["aa"]["bb"]["cc"];
                Assert.IsTrue(elem2.Exists);

                int dd2 = elem2.Attribute("Attr").GetInt(123);

                Assert.AreEqual(123, dd2);
            }
        }
    }
}

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Written By
Shao Voon Wong
Software Developer (Senior)
Singapore Singapore
Shao Voon is from Singapore. His interest lies primarily in computer graphics, software optimization, concurrency, security, and Agile methodologies.

In recent years, he shifted focus to software safety research. His hobby is writing a free C++ DirectX photo slideshow application which can be viewed here.

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Posted 12 Apr 2016

Article Copyright 2016 by Shao Voon Wong
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