vladimir-pecanac-main · Nov 3, 2026 · Nov 1, 2026 · Nov 3, 2026
diff --git a/xml-csharp/ReadXML/ReadXML/Program.cs b/xml-csharp/ReadXML/ReadXML/Program.cs
@@ -51,11 +51,33 @@
 Console.ReadKey();
 
 Console.Clear();
-Console.WriteLine("XmlReader: Read names and ages from XML document with people data:\n");
+Console.WriteLine("XmlReader: Read names and surnames from XML document with people data:\n");
 Console.WriteLine("\n---\n");
-ReadXmlUsingXmlReader.ReadNamesAndAges(
+ReadXmlUsingXmlReader.ReadNamesAndSurnames(
     CreateXmlUsingXmlWriter.CreateAnArrayOfPeople(people)
     )
     .ToList()
     .ForEach(Console.WriteLine);
-Console.ReadKey();
+Console.ReadKey();
+
+Console.Clear();
+Console.WriteLine("Read an XML file from the output folder:\n");
+Console.WriteLine("\n---\n");
+ReadXmlFromFile.ReadEmailsUsingXDocument(ReadXmlFromFile.FilePath)
+    .ToList()
+    .ForEach(Console.WriteLine);
+ReadXmlFromFile.ReadEmailsUsingXmlReader(ReadXmlFromFile.FilePath)
+    .ToList()
+    .ForEach(Console.WriteLine);
+ReadXmlUsingXmlDocument.ReadEmails(ReadXmlFromFile.FilePath)
+    .ToList()
+    .ForEach(Console.WriteLine);
+Console.ReadKey();
+
+Console.Clear();
+Console.WriteLine("XmlReader: Read names and surnames from people.xml:\n");
+Console.WriteLine("\n---\n");
+var xml = File.ReadAllText(ReadXmlFromFile.FilePath);
+
+foreach (var row in ReadXmlUsingXmlReader.ReadNamesAndSurnames(xml))
+    Console.WriteLine(row);
diff --git a/xml-csharp/ReadXML/ReadXML/Read/ReadXmlFromFile.cs b/xml-csharp/ReadXML/ReadXML/Read/ReadXmlFromFile.cs
@@ -0,0 +1,35 @@
+using System.Xml;
+using System.Xml.Linq;
+
+namespace ReadXml.Read
+{
+    public static class ReadXmlFromFile
+    {
+        public static readonly string FilePath =
+            Path.Combine(AppContext.BaseDirectory, "people.xml");
+
+        public static IEnumerable<string> ReadEmailsUsingXDocument(string path)
+        {
+            var xmlDoc = XDocument.Load(path);
+
+            return xmlDoc.Root!
+                .Elements("person")
+                .Select(person => person.Element("email")!.Value)
+                .ToList();
+        }
+
+        public static IEnumerable<string> ReadEmailsUsingXmlReader(string path)
+        {
+            using var reader = XmlReader.Create(path);
+
+            List<string> result = [];
+            while (reader.Read())
+            {
+                if (reader.NodeType == XmlNodeType.Element && reader.Name == "email")
+                    result.Add(reader.ReadElementContentAsString());
+            }
+
+            return result;
+        }
+    }
+}
diff --git a/xml-csharp/ReadXML/ReadXML/Read/ReadXmlUsingXmlDocument.cs b/xml-csharp/ReadXML/ReadXML/Read/ReadXmlUsingXmlDocument.cs
@@ -0,0 +1,18 @@
+using System.Xml;
+
+namespace ReadXml.Read
+{
+    public static class ReadXmlUsingXmlDocument
+    {
+        public static IEnumerable<string> ReadEmails(string path)
+        {
+            var xmlDoc = new XmlDocument();
+            xmlDoc.Load(path);
+
+            return xmlDoc.GetElementsByTagName("email")
+                .Cast<XmlNode>()
+                .Select(node => node.InnerText)
+                .ToList();
+        }
+    }
+}
diff --git a/xml-csharp/ReadXML/ReadXML/Read/ReadXmlUsingXmlReader.cs b/xml-csharp/ReadXML/ReadXML/Read/ReadXmlUsingXmlReader.cs
@@ -33,39 +33,38 @@ public static IEnumerable<string> ReadXmlWithoutWhiteSpace(string xml)
             return result;
         }
 
-        public static IEnumerable<string> ReadNamesAndAges(string xml)
+        public static IEnumerable<string> ReadNamesAndSurnames(string xml)
         {
             var settings = new XmlReaderSettings
             {
                 IgnoreWhitespace = true
             };
 
-            List<string> result = [];
             using var reader = XmlReader.Create(new StringReader(xml), settings);
+
+            List<string> result = [];
+            var personData = new PersonData();
+            var numberOfPersons = 0;
+
+            while (reader.Read())
             {
-                var personData = new PersonData();
-                var numberOfPersons = 0;
+                if (reader.NodeType == XmlNodeType.Element)
+                {
+                    if (reader.Name == "person")
+                        personData.Init();
+
+                    if (reader.Name == "firstName")
+                        personData.FirstName = reader.ReadElementContentAsString();
+
+                    if (reader.Name == "lastName")
+                        personData.LastName = reader.ReadElementContentAsString();
+                }
 
-                while (reader.Read())
+                if (reader.NodeType == XmlNodeType.EndElement)
                 {
-                    if (reader.NodeType == XmlNodeType.Element)
-                    {
-                        if (reader.Name == "person")
-                            personData.Init();
-
-                        if (reader.Name == "firstName")
-                            personData.FirstName = reader.ReadElementContentAsString();
-
-                        if (reader.Name == "lastName")
-                            personData.LastName = reader.ReadElementContentAsString();
-                    }
-
-                    if (reader.NodeType == XmlNodeType.EndElement)
-                    {
-                        if (reader.Name == "person")
-                            result.Add($"#{++numberOfPersons,3} | " +
-                                $"{personData.FirstName,-15} | {personData.LastName,-15}");
-                    }
+                    if (reader.Name == "person")
+                        result.Add($"#{++numberOfPersons,3} | " +
+                            $"{personData.FirstName,-15} | {personData.LastName,-15}");
                 }
             }
 

diff --git a/xml-csharp/ReadXML/ReadXML/ReadXML.csproj b/xml-csharp/ReadXML/ReadXML/ReadXML.csproj
@@ -2,9 +2,13 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
 
+  <ItemGroup>
+    <None Update="people.xml" CopyToOutputDirectory="PreserveNewest" />
+  </ItemGroup>
+
 </Project>
diff --git a/xml-csharp/ReadXML/ReadXML/people.xml b/xml-csharp/ReadXML/ReadXML/people.xml
@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="utf-8"?>
+<people>
+  <person>
+    <name>
+      <firstName>Olivia</firstName>
+      <lastName>Davis</lastName>
+    </name>
+    <email>olivia.davis@code-maze.com</email>
+    <age>34</age>
+  </person>
+  <person>
+    <name>
+      <firstName>John</firstName>
+      <lastName>Davis</lastName>
+    </name>
+    <email>john.davis@code-maze.com</email>
+    <age>41</age>
+  </person>
+  <person>
+    <name>
+      <firstName>Sarah</firstName>
+      <lastName>Moore</lastName>
+    </name>
+    <email>sarah.moore@code-maze.com</email>
+    <age>27</age>
+  </person>
+  <person>
+    <name>
+      <firstName>Sarah</firstName>
+      <lastName>Smith</lastName>
+    </name>
+    <email>sarah.smith@code-maze.com</email>
+    <age>62</age>
+  </person>
+</people>
diff --git a/xml-csharp/ReadXML/Tests/Read/ReadXmlFromFileTests.cs b/xml-csharp/ReadXML/Tests/Read/ReadXmlFromFileTests.cs
@@ -0,0 +1,46 @@
+namespace Tests.Read
+{
+    [TestClass]
+    public class ReadXmlFromFileTests
+    {
+        private static readonly string[] ExpectedEmails =
+        [
+            "olivia.davis@code-maze.com",
+            "john.davis@code-maze.com",
+            "sarah.moore@code-maze.com",
+            "sarah.smith@code-maze.com"
+        ];
+
+        [TestMethod]
+        public void GivenPeopleFile_WhenCallingReadEmailsUsingXDocument_ThenAllEmailsAreReturned()
+        {
+            var result = ReadXmlFromFile.ReadEmailsUsingXDocument(ReadXmlFromFile.FilePath);
+
+            CollectionAssert.AreEqual(ExpectedEmails, result.ToArray());
+        }
+
+        [TestMethod]
+        public void GivenPeopleFile_WhenCallingReadEmailsUsingXmlReader_ThenAllEmailsAreReturned()
+        {
+            var result = ReadXmlFromFile.ReadEmailsUsingXmlReader(ReadXmlFromFile.FilePath);
+
+            CollectionAssert.AreEqual(ExpectedEmails, result.ToArray());
+        }
+
+        [TestMethod]
+        public void GivenPeopleFile_WhenCallingXmlDocumentReadEmails_ThenAllEmailsAreReturned()
+        {
+            var result = ReadXmlUsingXmlDocument.ReadEmails(ReadXmlFromFile.FilePath);
+
+            CollectionAssert.AreEqual(ExpectedEmails, result.ToArray());
+        }
+
+        [TestMethod]
+        public void GivenMissingFile_WhenCallingXDocumentLoad_ThenFileNotFoundExceptionIsThrown()
+        {
+            var missing = Path.Combine(AppContext.BaseDirectory, "missing.xml");
+
+            Assert.ThrowsExactly<FileNotFoundException>(() => ReadXmlFromFile.ReadEmailsUsingXDocument(missing));
+        }
+    }
+}
diff --git a/xml-csharp/ReadXML/Tests/Read/ReadXmlUsingXmlReaderTest.cs b/xml-csharp/ReadXML/Tests/Read/ReadXmlUsingXmlReaderTest.cs
@@ -16,7 +16,7 @@ public void GivenValidXmlString_WhenCallingReadXml_ThenWhitespacesAreIsReturned(
         [TestMethod]
         public void GivenInvalidXmlString_WhenCallingReadXml_ThenExceptionIsThrown()
         {
-            Assert.ThrowsException<XmlException>(() => ReadXmlUsingXmlReader.ReadXml(CreateInvalidXmlString()));
+            Assert.ThrowsExactly<XmlException>(() => ReadXmlUsingXmlReader.ReadXml(CreateInvalidXmlString()));
         }
 
 
@@ -41,7 +41,7 @@ public void GivenNumberOfPersons_WhenCallingCreateAnArrayOfPeople_ThenSameNumber
             var people = People.Get(numberOfPersons);
             var arrayOfPeople = CreateXmlUsingXmlWriter.CreateAnArrayOfPeople(people);
 
-            var result = ReadXmlUsingXmlReader.ReadNamesAndAges(arrayOfPeople);
+            var result = ReadXmlUsingXmlReader.ReadNamesAndSurnames(arrayOfPeople);
 
             Assert.AreEqual(numberOfPersons, result.Count());
         }

diff --git a/xml-csharp/ReadXML/Tests/Tests.csproj b/xml-csharp/ReadXML/Tests/Tests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
 
@@ -10,10 +10,10 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.6.0" />
-    <PackageReference Include="MSTest.TestAdapter" Version="3.0.4" />
-    <PackageReference Include="MSTest.TestFramework" Version="3.0.4" />
-    <PackageReference Include="coverlet.collector" Version="6.0.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.11.0" />
+    <PackageReference Include="MSTest.TestAdapter" Version="4.5.2" />
+    <PackageReference Include="MSTest.TestFramework" Version="4.5.2" />
+    <PackageReference Include="coverlet.collector" Version="10.1.0" />
   </ItemGroup>
 
   <ItemGroup>