Added XmlExtensions

Author: alan-null

Extensions.Tests/GenericExtensionsTests.cs

@@ -1,3 +1,4 @@
+using Extensions.Tests.Models;
 using System.Collections.Generic;
 using Xunit;
 
@@ -29,15 +30,4 @@ public void SafeGet_From_Collection_Test()
             Assert.Equal(0, obj.SafeGet(x => x[10]));
         }
     }
-
-    internal class Model
-    {
-        public Nested Nested { get; set; }
-        public int Number { get; set; }
-    }
-
-    internal class Nested
-    {
-        public string Number { get; set; }
-    }
 }

Extensions.Tests/LinqExtensionsTests.cs

@@ -1,3 +1,4 @@
+using Extensions.Tests.Models;
 using System.Collections.Generic;
 using System.Linq;
 using Xunit;

Extensions.Tests/Models/Model.cs

@@ -0,0 +1,8 @@
+namespace Extensions.Tests.Models
+{
+    public class Model
+    {
+        public Nested Nested { get; set; }
+        public int Number { get; set; }
+    }
+}

Extensions.Tests/Models/Nested.cs

@@ -0,0 +1,7 @@
+namespace Extensions.Tests.Models
+{
+    public class Nested
+    {
+        public string Number { get; set; }
+    }
+}

Extensions.Tests/XmlNodeExtensionsTests.cs

@@ -0,0 +1,34 @@
+using System.Xml;
+using Xunit;
+using Extensions.Xml;
+
+namespace Extensions.Tests
+{
+    public class XmlNodeExtensionsTests
+    {
+        private const string defaultAttributeValue = "default";
+
+        [Fact]
+        public void GetAttributeWithDefault_No_Attribute_Test()
+        {
+            XmlDocument doc = new XmlDocument();
+            XmlNode newElem = doc.CreateNode("element", "name", string.Empty);
+            var result = newElem.GetAttributeWithDefault("attributeName", defaultAttributeValue);
+            Assert.Equal(defaultAttributeValue, result);
+        }
+
+        [Fact]
+        public void GetAttributeWithDefault_Test()
+        {
+            const string attributeName = "a";
+            const string attributeValue = "123";
+            XmlDocument doc = new XmlDocument();
+            XmlNode newElem = doc.CreateNode("element", "name", string.Empty);
+            var attribute = doc.CreateAttribute(attributeName);
+            attribute.Value = attributeValue;
+            newElem.Attributes.Append(attribute);
+            var result = newElem.GetAttributeWithDefault(attributeName, defaultAttributeValue);
+            Assert.Equal(attributeValue, result);
+        }
+    }
+}

Extensions.Tests/XmlSerializerExtensionsTests.cs

@@ -0,0 +1,31 @@
+using Xunit;
+using Extensions.Xml;
+using Extensions.Tests.Models;
+
+namespace Extensions.Tests
+{
+    public class XmlSerializerExtensionsTests
+    {
+        [Fact]
+        public void XmlSerializeToString_Test()
+        {
+            var model = new Model()
+            {
+                Number = 1,
+                Nested = new Nested { Number = "1" }
+            };
+            var serializedModel = "<?xml version=\"1.0\" encoding=\"utf-16\"?>\r\n<Model xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xmlns:xsd=\"http://www.w3.org/2001/XMLSchema\">\r\n  <Nested>\r\n    <Number>1</Number>\r\n  </Nested>\r\n  <Number>1</Number>\r\n</Model>";
+            var result = model.XmlSerializeToString();
+            Assert.Equal(serializedModel, result);
+        }
+
+        [Fact]
+        public void XmlDeserializeFromString_Test()
+        {
+            var serializedModel = "<?xml version=\"1.0\" encoding=\"utf-16\"?>\r\n<Model xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xmlns:xsd=\"http://www.w3.org/2001/XMLSchema\">\r\n  <Nested>\r\n    <Number>1</Number>\r\n  </Nested>\r\n  <Number>1</Number>\r\n</Model>";
+            var result = serializedModel.XmlDeserializeFromString<Model>();
+            Assert.Equal(1, result.Number);
+            Assert.Equal("1", result.Nested.Number);
+        }
+    }
+}

Extensions/Xml/XmlNodeExtensions.cs

@@ -0,0 +1,12 @@
+using System.Xml;
+
+namespace Extensions.Xml
+{
+    public static class XmlNodeExtensions
+    {
+        public static string GetAttributeWithDefault(this XmlNode configNode, string attributeName, string @default)
+        {
+            return configNode.Attributes[attributeName] == null ? @default : configNode.Attributes[attributeName].Value.IsNullOrEmpty() ? @default : configNode.Attributes[attributeName].Value;
+        }
+    }
+}

Extensions/Xml/XmlSerializerExtensions.cs

@@ -0,0 +1,45 @@
+using System;
+using System.IO;
+using System.Text;
+using System.Xml.Serialization;
+
+namespace Extensions.Xml
+{
+    public static class XmlSerializerExtensions
+    {
+        //<?xml version="1.0" encoding="utf-16"?>
+        // <MyClass xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
+        // <S>sa</S>
+        // </MyClass>
+        public static string XmlSerializeToString(this object obj)
+        {
+            var serializer = new XmlSerializer(obj.GetType());
+            var sb = new StringBuilder();
+
+            using (TextWriter writer = new StringWriter(sb))
+            {
+                serializer.Serialize(writer, obj);
+            }
+
+            return sb.ToString();
+        }
+
+        public static T XmlDeserializeFromString<T>(this string str)
+        {
+            return (T)XmlDeserializeFromString(str, typeof(T));
+        }
+
+        public static object XmlDeserializeFromString(this string str, Type type)
+        {
+            var serializer = new XmlSerializer(type);
+            object result;
+
+            using (TextReader reader = new StringReader(str))
+            {
+                result = serializer.Deserialize(reader);
+            }
+
+            return result;
+        }
+    }
+}