adding integration tests

joaodotnet · Apr 30, 2017 · 235b946 · 235b946
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diff --git a/docs/Architecting and Developing Modern Web Applications with ASP.NET Core and Azure.pdf b/docs/Architecting and Developing Modern Web Applications with ASP.NET Core and Azure.pdf
diff --git a/tests/IntegrationTests/Infrastructure/File/LocalFileImageServiceGetImageBytesById.cs b/tests/IntegrationTests/Infrastructure/File/LocalFileImageServiceGetImageBytesById.cs
@@ -0,0 +1,47 @@
+using Infrastructure.FileSystem;
+using Microsoft.AspNetCore.Hosting;
+using System.IO;
+using Xunit;
+using Moq;
+
+namespace IntegrationTests.Infrastructure.File
+{
+public class LocalFileImageServiceGetImageBytesById
+{
+    private byte[] _testBytes = new byte[] { 0x01, 0x02, 0x03 };
+    private readonly Mock<IHostingEnvironment> _mockEnvironment = new Mock<IHostingEnvironment>();
+    private int _testImageId = 123;
+    private string _testFileName = "123.png";
+
+    public LocalFileImageServiceGetImageBytesById()
+    {
+        // create folder if necessary
+        Directory.CreateDirectory(Path.Combine(GetFileDirectory(), "Pics"));
+
+        string filePath = GetFilePath(_testFileName);
+        System.IO.File.WriteAllBytes(filePath, _testBytes);
+        _mockEnvironment.SetupGet<string>(m => m.ContentRootPath).Returns(GetFileDirectory());
+    }
+
+    private string GetFilePath(string fileName)
+    {
+        return Path.Combine(GetFileDirectory(), "Pics", fileName);
+    }
+
+    private string GetFileDirectory()
+    {
+        var location = System.Reflection.Assembly.GetEntryAssembly().Location;
+        return Path.GetDirectoryName(location);
+    }
+
+    [Fact]
+    public void ReturnsFileContentResultGivenValidId()
+    {
+        var fileService = new LocalFileImageService(_mockEnvironment.Object);
+
+        var result = fileService.GetImageBytesById(_testImageId);
+
+        Assert.Equal(_testBytes, result);
+    }
+}
+}
diff --git a/tests/IntegrationTests/IntegrationTests.csproj b/tests/IntegrationTests/IntegrationTests.csproj
@@ -8,6 +8,8 @@
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.0.0" />
     <PackageReference Include="xunit" Version="2.2.0" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.2.0" />
+    <PackageReference Include="Moq" Version="4.7.8" />
+
   </ItemGroup>
 
   <ItemGroup>