Add unit test for validation

function-app/adb-to-purview/tests/unit-tests/Function.Domain/Helpers/HttpHelperTests.cs

@@ -0,0 +1,66 @@
+using Microsoft.Azure.Functions.Worker.Http;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Xunit;
+using Moq;
+using Function.Domain.Helpers;
+using Microsoft.Azure.Functions.Worker;
+using System.IO;
+using System.Net;
+using System.Security.Claims;
+using UnitTests.Mocks;
+
+namespace UnitTests.Function.Domain.Helpers
+{
+    public class HttpHelperTests
+    {
+        private HttpHelper _util = new();
+
+        [Fact]
+        public void ValidateRequestHeaders_Should_Return_True_When_SourceHeader_Matches()
+        {
+            // Arrange
+            Mock<FakeHttpRequestData> mockRequest = new();
+            mockRequest.Setup(x => x.Headers).Returns([]); // Set up the headers
+            mockRequest.Object.Headers.Add("x-teladoc-udf-ol-source", "ExpectedValue"); // Set the expected header value
+
+            // Act
+            var result = _util.ValidateRequestHeaders(mockRequest.Object, "ExpectedValue");
+
+            // Assert
+            Assert.True(result, "Expected header value should match.");
+        }
+
+        [Fact]
+        public void ValidateRequestHeaders_Should_Return_False_When_SourceHeader_Does_Not_Match()
+        {
+            // Arrange
+            Mock<FakeHttpRequestData> mockRequest = new();
+            mockRequest.Setup(x => x.Headers).Returns([]); // Set up the headers
+            mockRequest.Object.Headers.Add("x-teladoc-udf-ol-source", "DifferentValue"); // Set a different header value
+
+            // Act
+            var result = _util.ValidateRequestHeaders(mockRequest.Object, "ExpectedValue");
+
+            // Assert
+            Assert.False(result, "Expected header value should not match.");
+        }
+
+        [Fact]
+        public void ValidateRequestHeaders_Should_Return_False_When_SourceHeader_Is_Not_Present()
+        {
+            // Arrange
+            Mock<FakeHttpRequestData> mockRequest = new();
+            mockRequest.Setup(x => x.Headers).Returns([]); // Set up the headers
+
+            // Act
+            var result = _util.ValidateRequestHeaders(mockRequest.Object, "ExpectedValue");
+
+            // Assert
+            Assert.False(result, "Header should not be present.");
+        }
+    }
+}

function-app/adb-to-purview/tests/unit-tests/Mocks/FakeFunctionContext.cs

@@ -0,0 +1,31 @@
+using Microsoft.Azure.Functions.Worker;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace UnitTests.Mocks
+{
+    public class FakeFunctionContext : FunctionContext
+    {
+        public override string InvocationId => Guid.NewGuid().ToString();
+
+        public override string FunctionId => Guid.NewGuid().ToString();
+
+        public override TraceContext TraceContext => throw new NotImplementedException();
+
+        public override BindingContext BindingContext => throw new NotImplementedException();
+
+        public override RetryContext RetryContext => throw new NotImplementedException();
+
+        public override IServiceProvider InstanceServices { get => throw new NotImplementedException(); set => throw new NotImplementedException(); }
+
+        public override FunctionDefinition FunctionDefinition => throw new NotImplementedException();
+
+        public override IDictionary<object, object> Items { get => throw new NotImplementedException(); set => throw new NotImplementedException(); }
+
+        public override IInvocationFeatures Features => throw new NotImplementedException();
+    }
+
+}

function-app/adb-to-purview/tests/unit-tests/Mocks/FakeHttpRequestData.cs

@@ -0,0 +1,44 @@
+using Microsoft.Azure.Functions.Worker.Http;
+using Microsoft.Azure.Functions.Worker;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Security.Claims;
+
+namespace UnitTests.Mocks
+{
+    public class FakeHttpRequestData : HttpRequestData
+    {
+        public FakeHttpRequestData() : this(new FakeFunctionContext(), new Uri("http://fakeurl.test"))
+        {
+
+        }
+
+        public FakeHttpRequestData(FunctionContext functionContext, Uri url, Stream body = null) : base(functionContext)
+        {
+            Url = url;
+            Body = body ?? new MemoryStream();
+        }
+
+        public override Stream Body { get; } = new MemoryStream();
+
+        public override HttpHeadersCollection Headers { get; } = [];
+
+        public override IReadOnlyCollection<IHttpCookie> Cookies { get; }
+
+        public override Uri Url { get; }
+
+        public override IEnumerable<ClaimsIdentity> Identities { get; }
+
+        public override string Method { get; }
+
+        public override HttpResponseData CreateResponse()
+        {
+            return new FakeHttpResponseData(FunctionContext);
+        }
+    }
+
+}

function-app/adb-to-purview/tests/unit-tests/Mocks/FakeHttpResponseData.cs

@@ -0,0 +1,24 @@
+using Microsoft.Azure.Functions.Worker.Http;
+using Microsoft.Azure.Functions.Worker;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Net;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace UnitTests.Mocks
+{
+    public class FakeHttpResponseData : HttpResponseData
+    {
+        public FakeHttpResponseData(FunctionContext functionContext) : base(functionContext)
+        {
+        }
+
+        public override HttpStatusCode StatusCode { get; set; }
+        public override HttpHeadersCollection Headers { get; set; } = [];
+        public override Stream Body { get; set; } = new MemoryStream();
+        public override HttpCookies Cookies { get; }
+    }
+}

function-app/adb-to-purview/tests/unit-tests/unit-tests.csproj

@@ -6,14 +6,20 @@
     <IsPackable>false</IsPackable>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="AutoFixture" Version="4.17.0" />
-    <PackageReference Include="AutoFixture.AutoMoq" Version="4.17.0" />
-    <PackageReference Include="AutoFixture.Xunit2" Version="4.17.0" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.11.0" />
-    <PackageReference Include="Moq" Version="4.16.1" />
-    <PackageReference Include="coverlet.collector" Version="3.1.0" />
-    <PackageReference Include="xunit" Version="2.4.2-pre.12" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3" />
+    <PackageReference Include="AutoFixture" Version="4.18.1" />
+    <PackageReference Include="AutoFixture.AutoMoq" Version="4.18.1" />
+    <PackageReference Include="AutoFixture.Xunit2" Version="4.18.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
+    <PackageReference Include="Moq" Version="4.20.70" />
+    <PackageReference Include="coverlet.collector" Version="6.0.2">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+    <PackageReference Include="xunit" Version="2.7.1" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.5.8">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\..\src\adb-to-purview.csproj" />