Add health service integration test (#1793)

Co-authored-by: Brennan <[email protected]>

Author: JamesNK

test/FunctionalTests/Client/UnaryTests.cs

@@ -20,6 +20,7 @@
 using Greet;
 using Grpc.AspNetCore.FunctionalTests.Infrastructure;
 using Grpc.Core;
+using Grpc.Health.V1;
 using Grpc.Net.Client;
 using Grpc.Tests.Shared;
 using Microsoft.Extensions.Logging;
@@ -166,5 +167,17 @@ async Task<HelloReply> UnaryThrowError(HelloRequest request, ServerCallContext c
         }
 #endif
 
+        [Test]
+        public async Task Health_Check_Success()
+        {
+            // Arrange
+            var client = new Health.V1.Health.HealthClient(Channel);
+
+            // Act
+            var result = await client.CheckAsync(new HealthCheckRequest());
+
+            // Assert
+            Assert.AreEqual(HealthCheckResponse.Types.ServingStatus.Serving, result.Status);
+        }
     }
 }

testassets/FunctionalTestsWebsite/FunctionalTestsWebsite.csproj

@@ -10,10 +10,11 @@
   <ItemGroup>
     <ProjectReference Include="..\..\src\Grpc.AspNetCore.Web\Grpc.AspNetCore.Web.csproj" />
     <ProjectReference Include="..\..\src\Grpc.AspNetCore\Grpc.AspNetCore.csproj" />
+    <ProjectReference Include="..\..\src\Grpc.HealthCheck\Grpc.HealthCheck.csproj" />
 
     <PackageReference Include="Microsoft.AspNetCore.Authentication.JwtBearer" Version="$(MicrosoftAspNetCoreApp31PackageVersion)" />
     <PackageReference Include="System.Net.Http.Json" Version="$(MicrosoftAspNetCoreAppPackageVersion)" />
-    
+
     <Protobuf Include="..\Proto\any.proto" Link="Protos\any.proto" />
     <Protobuf Include="..\Proto\authorize.proto" Link="Protos\authorize.proto" />
     <Protobuf Include="..\Proto\chat.proto" Link="Protos\chat.proto" />

testassets/FunctionalTestsWebsite/Startup.cs

@@ -23,6 +23,7 @@
 using FunctionalTestsWebsite.Services;
 using Greet;
 using Grpc.AspNetCore.Server.Model;
+using Grpc.HealthCheck;
 using Grpc.Tests.Shared;
 using Microsoft.AspNetCore.Authentication.JwtBearer;
 using Microsoft.Extensions.DependencyInjection.Extensions;
@@ -104,6 +105,13 @@ public void ConfigureServices(IServiceCollection services)
             // Add a Singleton service
             services.AddSingleton<SingletonCounterService>();
 
+            services.AddSingleton<HealthServiceImpl>(s =>
+            {
+                var service = new HealthServiceImpl();
+                service.SetStatus("", Grpc.Health.V1.HealthCheckResponse.Types.ServingStatus.Serving);
+                return service;
+            });
+
             static Uri GetCurrentAddress(IServiceProvider serviceProvider)
             {
                 // Get the address of the current server from the request
@@ -184,6 +192,7 @@ public void Configure(IApplicationBuilder app)
                 endpoints.MapGrpcService<EchoService>();
                 endpoints.MapGrpcService<IssueService>();
                 endpoints.MapGrpcService<TesterService>();
+                endpoints.MapGrpcService<HealthServiceImpl>();
 
                 endpoints.DataSources.Add(endpoints.ServiceProvider.GetRequiredService<DynamicEndpointDataSource>());