Improve code coverage (#458)

* Improve code coverage

* Pin culture of the size formatter

Author: Kaliumhexacyanoferrat

Modules/DirectoryBrowsing/Provider/FileSizeFormatter.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Globalization;
 
 namespace GenHTTP.Modules.DirectoryBrowsing.Provider
 {
@@ -22,19 +23,19 @@ public static string Format(ulong? bytes)
 
                 if (bytes > TERABYTES)
                 {
-                    return Math.Round(b / TERABYTES, 2) + " TB";
+                    return Math.Round(b / TERABYTES, 2).ToString(CultureInfo.InvariantCulture) + " TB";
                 }
                 if (bytes > GIGABYTES)
                 {
-                    return Math.Round(b / GIGABYTES, 2) + " GB";
+                    return Math.Round(b / GIGABYTES, 2).ToString(CultureInfo.InvariantCulture) + " GB";
                 }
                 else if (bytes > MEGABYTES)
                 {
-                    return Math.Round(b / MEGABYTES, 2) + " MB";
+                    return Math.Round(b / MEGABYTES, 2).ToString(CultureInfo.InvariantCulture) + " MB";
                 }
                 else if (bytes > KILOBYTES)
                 {
-                    return Math.Round(b / KILOBYTES, 2) + " KB";
+                    return Math.Round(b / KILOBYTES, 2).ToString(CultureInfo.InvariantCulture) + " KB";
                 }
 
                 return $"{bytes} Bytes";

Testing/Acceptance/Engine/MethodTests.cs

@@ -0,0 +1,32 @@
+using System.Net;
+using System.Net.Http;
+using System.Threading.Tasks;
+
+using GenHTTP.Modules.IO;
+
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+
+namespace GenHTTP.Testing.Acceptance.Engine
+{
+
+    [TestClass]
+    public sealed class MethodTests
+    {
+
+        [TestMethod]
+        public async Task TestCustomMethods()
+        {
+            var result = Content.From(Resource.FromString("OK"));
+
+            using var host = TestHost.Run(result);
+
+            var request = host.GetRequest(method: new HttpMethod("BREW"));
+
+            using var response = await host.GetResponseAsync(request);
+
+            await response.AssertStatusAsync(HttpStatusCode.OK);
+        }
+
+    }
+
+}

Testing/Acceptance/Engine/SimpleCertificateProviderTest.cs

@@ -0,0 +1,27 @@
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+using System.Security.Cryptography.X509Certificates;
+
+using GenHTTP.Engine.Infrastructure.Endpoints;
+
+using NSubstitute;
+
+namespace GenHTTP.Testing.Acceptance.Engine
+{
+
+    [TestClass]
+    public sealed class SimpleCertificateProviderTest
+    {
+
+        [TestMethod]
+        public void TestProvider()
+        {
+            using var cert = Substitute.For<X509Certificate2>();
+
+            var provider = new SimpleCertificateProvider(cert);
+
+            Assert.IsNotNull(provider.Provide("google.com"));
+        }
+
+    }
+
+}

Testing/Acceptance/GenHTTP.Testing.Acceptance.csproj

@@ -47,6 +47,8 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
 
+    <PackageReference Include="NSubstitute" Version="5.1.0" />
+    
   </ItemGroup>
 
   <ItemGroup>

Testing/Acceptance/Modules/DirectoryBrowsing/FormatterTest.cs

@@ -0,0 +1,27 @@
+using GenHTTP.Modules.DirectoryBrowsing.Provider;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+
+namespace GenHTTP.Testing.Acceptance.Modules.DirectoryBrowsing
+{
+
+    [TestClass]
+    public sealed class FormatterTest
+    {
+
+        [TestMethod]
+        public void TestFormatting()
+        {
+            Assert.AreEqual("512 Bytes", FileSizeFormatter.Format(512));
+
+            Assert.AreEqual("2.78 KB", FileSizeFormatter.Format(2842));
+
+            Assert.AreEqual("2.78 MB", FileSizeFormatter.Format(2842 * 1024));
+
+            Assert.AreEqual("2.78 GB", FileSizeFormatter.Format(2842L * 1024 * 1024));
+
+            Assert.AreEqual("2.78 TB", FileSizeFormatter.Format(2842L * 1024 * 1024 * 1024));
+        }
+
+    }
+
+}