Submission for March Pull Request

.github/workflows/azure_deploy.yml

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+name: Build, Test, and Deploy to Azure
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+    - main
+
+env:
+  AZURE_WEBAPP_NAME: chat-service-ali-nadim
+  AZURE_WEBAPP_PACKAGE_PATH: './publish' 
+
+jobs:
+  build-and-deploy:
+    runs-on: ubuntu-latest
+
+    steps:
+
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      - name: Setup .NET
+        uses: actions/setup-dotnet@v3
+        with:
+          dotnet-version: '6.0.x'
+
+      - name: Restore dependencies
+        run: dotnet restore ./ChatService.sln
+
+      - name: Build
+        run: dotnet build ./ChatService.sln --configuration Release --no-restore
+
+      - name: Run unit tests
+        run: dotnet test ChatService.Web.Tests/bin/Release/net6.0/ChatService.Web.Tests.dll
+
+      - name: Run integration tests
+        run: dotnet test ChatService.Web.IntegrationTests/bin/Release/net6.0/ChatService.Web.IntegrationTests.dll
+        env:
+          Cosmos:ConnectionString: ${{ secrets.COSMOS_CONNECTIONSTRING }}
+          BlobStorage:ConnectionString: ${{ secrets.BLOBSTORAGE_CONNECTIONSTRING }}
+
+      - name: Publish
+        run: dotnet publish --configuration Release --output '${{ env.AZURE_WEBAPP_PACKAGE_PATH }}' --no-restore ChatService.Web
+
+      - name: Deploy
+        uses: azure/webapps-deploy@v2
+        with:
+          app-name: ${{ env.AZURE_WEBAPP_NAME }}
+          publish-profile: ${{ secrets.AZUREAPPSERVICE_PUBLISHPROFILE_CHATSERVICE }}
+          package: ${{ env.AZURE_WEBAPP_PACKAGE_PATH }}

.github/workflows/prbuild.yml

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+name: PR Build
+
+on:
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  build-and-test:
+
+    runs-on: ubuntu-latest
+
+    steps:
+
+    - name: Checkout code
+      uses: actions/checkout@v3
+
+    - name: Setup .NET
+      uses: actions/setup-dotnet@v3
+      with:
+        dotnet-version: 6.0.x
+
+    - name: Restore dependencies
+      run: dotnet restore
+
+    - name: Build
+      run: dotnet build --configuration Release --no-restore
+
+    - name: Run unit tests
+      run: dotnet test ChatService.Web.Tests/bin/Release/net6.0/ChatService.Web.Tests.dll
+
+    - name: Run integration tests
+      run: dotnet test ChatService.Web.IntegrationTests/bin/Release/net6.0/ChatService.Web.IntegrationTests.dll
+      env:
+        Cosmos:ConnectionString: ${{ secrets.COSMOS_CONNECTIONSTRING }}
+        BlobStorage:ConnectionString: ${{ secrets.BLOBSTORAGE_CONNECTIONSTRING }}

.gitignore

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+bin/
+obj/
+/packages/
+riderModule.iml
+/_ReSharper.Caches/
+ChatService.sln.DotSettings.user

ChatService.Web.IntegrationTests/BlobImageStoreTests.cs

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+using System.Text;
+using Azure;
+using ChatService.Web.Dtos;
+using ChatService.Web.Storage;
+using Microsoft.AspNetCore.Mvc.Testing;
+using Microsoft.Extensions.DependencyInjection;
+
+namespace ChatService.Web.IntegrationTests;
+
+public class BlobImageStoreTests : IClassFixture<WebApplicationFactory<Program>>, IAsyncLifetime
+{ 
+    private readonly IImageStore _imageStore;
+    private readonly Image _image = new Image("image/jpg",
+        new MemoryStream(Encoding.UTF8.GetBytes("This is a mock image file content")));
+    private string _imageId;
+
+    public Task InitializeAsync()
+    {
+        return Task.CompletedTask;
+    }
+
+    public async Task DisposeAsync()
+    {
+        await _imageStore.DeleteImage(_imageId);
+    }
+
+    public BlobImageStoreTests(WebApplicationFactory<Program> factory)
+    {
+        _imageStore = factory.Services.GetRequiredService<IImageStore>();
+    }
+
+    [Fact]
+    public async Task UploadImage_Success()
+    {
+        string imageId = await _imageStore.UploadImage(_image);
+        var downloadedImage = await _imageStore.DownloadImage(imageId);
+
+        Assert.Equal(_image.ContentType, downloadedImage.ContentType);
+        Assert.True(_image.Content.ToArray().SequenceEqual(downloadedImage.Content.ToArray()));
+
+        _imageId = imageId;
+    }
+
+    [Fact]
+    public async Task UploadImage_Failure()
+    {
+       var notImage = new Image("text/plain",
+            new MemoryStream(Encoding.UTF8.GetBytes("This is a mock file simulating an invalid image type")));
+
+       await Assert.ThrowsAsync<ArgumentException>(async () => await _imageStore.UploadImage(notImage));
+    }
+
+    [Fact]
+    public async Task DownloadImage_Success()
+    {
+        var imageId = await _imageStore.UploadImage(_image);
+        var downloadedImage = await _imageStore.DownloadImage(imageId);
+
+        Assert.Equal(_image.ContentType, downloadedImage.ContentType);
+        Assert.True(_image.Content.ToArray().SequenceEqual(downloadedImage.Content.ToArray()));
+    }
+
+    [Fact]
+    public async Task DownloadImage_NotFound()
+    {
+        var downloadedImage = await _imageStore.DownloadImage("dummy_id");
+
+        Assert.Null(downloadedImage);
+    }
+
+    [Fact]
+    public async Task DeleteImage_Success()
+    {
+        var imageId = await _imageStore.UploadImage(_image);
+        Assert.True(await _imageStore.DeleteImage(imageId));
+    }
+
+    [Fact]
+    public async Task DeleteImage_Failure()
+    {
+        Assert.False(await _imageStore.DeleteImage("dummy_id"));
+    }
+
+    [Fact]
+    public async Task ImageExists_Exists()
+    {
+        string imageId = await _imageStore.UploadImage(_image);
+
+        Assert.True(await _imageStore.ImageExists(imageId));
+
+        _imageId = imageId;
+    }
+
+    [Fact]
+    public async Task ImageExists_DoesntExist()
+    {
+        Assert.False(await _imageStore.ImageExists("dummy_id"));
+    }
+}

ChatService.Web.IntegrationTests/ChatService.Web.IntegrationTests.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+    <PropertyGroup>
+        <TargetFramework>net6.0</TargetFramework>
+        <ImplicitUsings>enable</ImplicitUsings>
+        <Nullable>enable</Nullable>
+
+        <IsPackable>false</IsPackable>
+    </PropertyGroup>
+
+    <ItemGroup>
+        <PackageReference Include="Azure.Storage.Blobs" Version="12.14.1" />
+        <PackageReference Include="Microsoft.ApplicationInsights.AspNetCore" Version="2.21.0" />
+        <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="6.0.13" />
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.1.0" />
+        <PackageReference Include="Moq" Version="4.18.4" />
+        <PackageReference Include="xunit" Version="2.4.1" />
+        <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3">
+            <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+            <PrivateAssets>all</PrivateAssets>
+        </PackageReference>
+        <PackageReference Include="coverlet.collector" Version="3.1.2">
+            <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+            <PrivateAssets>all</PrivateAssets>
+        </PackageReference>
+    </ItemGroup>
+
+    <ItemGroup>
+      <ProjectReference Include="..\ChatService.Web\ChatService.Web.csproj" />
+    </ItemGroup>
+
+</Project>