feat : add kube provider unittest

test/Ocelot.UnitTests/Kubernetes/OcelotBuilderExtensionsTests.cs

@@ -0,0 +1,70 @@
+using Microsoft.AspNetCore.Hosting;
+using Microsoft.AspNetCore.Hosting.Internal;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+using Ocelot.DependencyInjection;
+using Ocelot.Provider.Kubernetes;
+using Shouldly;
+using System;
+using System.Collections.Generic;
+using System.Text;
+using TestStack.BDDfy;
+using Xunit;
+
+namespace Ocelot.UnitTests.Kubernetes
+{
+    public class OcelotBuilderExtensionsTests
+    {
+        private readonly IServiceCollection _services;
+        private IServiceProvider _serviceProvider;
+        private readonly IConfiguration _configRoot;
+        private IOcelotBuilder _ocelotBuilder;
+        private Exception _ex;
+
+        public OcelotBuilderExtensionsTests()
+        {
+            _configRoot = new ConfigurationRoot(new List<IConfigurationProvider>());
+            _services = new ServiceCollection();
+            _services.AddSingleton<IHostingEnvironment, HostingEnvironment>();
+            _services.AddSingleton(_configRoot);
+        }
+
+        [Fact]
+        public void should_set_up_kubernetes()
+        {
+            this.Given(x => WhenISetUpOcelotServices())
+                .When(x => WhenISetUpKubernetes())
+                .Then(x => ThenAnExceptionIsntThrown())
+                .BDDfy();
+        }
+
+        private void WhenISetUpOcelotServices()
+        {
+            try
+            {
+                _ocelotBuilder = _services.AddOcelot(_configRoot);
+            }
+            catch (Exception e)
+            {
+                _ex = e;
+            }
+        }
+
+        private void WhenISetUpKubernetes()
+        {
+            try
+            {
+                _ocelotBuilder.AddKubernetes();
+            }
+            catch (Exception e)
+            {
+                _ex = e;
+            }
+        }
+
+        private void ThenAnExceptionIsntThrown()
+        {
+            _ex.ShouldBeNull();
+        }
+    }
+}