// using GitHub.DistributedTask.WebApi;
// using GitHub.Runner.Worker;
// using Moq;
// using System;
// using System.Collections.Generic;
// using System.Linq;
// using System.Runtime.CompilerServices;
// using System.Threading.Tasks;
// using Xunit;
// using System.Threading;
// using Pipelines = GitHub.DistributedTask.Pipelines;

// namespace GitHub.Runner.Common.Tests.Worker
// {
//     public sealed class JobExtensionL0
//     {
//         private class TestJobExtension : JobExtension
//         {
//             public override HostTypes HostType => HostTypes.None;

//             public override Type ExtensionType => typeof(IJobExtension);

//             public override void ConvertLocalPath(IExecutionContext context, string localPath, out string repoName, out string sourcePath)
//             {
//                 repoName = "";
//                 sourcePath = "";
//             }

//             public override IStep GetExtensionPostJobStep(IExecutionContext jobContext)
//             {
//                 return null;
//             }

//             public override IStep GetExtensionPreJobStep(IExecutionContext jobContext)
//             {
//                 return null;
//             }

//             public override string GetRootedPath(IExecutionContext context, string path)
//             {
//                 return path;
//             }

//             public override void InitializeJobExtension(IExecutionContext context, IList<Pipelines.JobStep> steps, Pipelines.WorkspaceOptions workspace)
//             {
//                 return;
//             }
//         }

//         private IExecutionContext _jobEc;
//         private Pipelines.AgentJobRequestMessage _message;
//         private Mock<ITaskManager> _taskManager;
//         private Mock<IAgentLogPlugin> _logPlugin;
//         private Mock<IJobServerQueue> _jobServerQueue;
//         private Mock<IVstsAgentWebProxy> _proxy;
//         private Mock<IAgentCertificateManager> _cert;
//         private Mock<IConfigurationStore> _config;
//         private Mock<IPagingLogger> _logger;
//         private Mock<IExpressionManager> _express;
//         private Mock<IContainerOperationProvider> _containerProvider;
//         private CancellationTokenSource _tokenSource;
//         private TestHostContext CreateTestContext([CallerMemberName] String testName = "")
//         {
//             var hc = new TestHostContext(this, testName);
//             _jobEc = new Runner.Worker.ExecutionContext();
//             _taskManager = new Mock<ITaskManager>();
//             _jobServerQueue = new Mock<IJobServerQueue>();
//             _config = new Mock<IConfigurationStore>();
//             _logger = new Mock<IPagingLogger>();
//             _proxy = new Mock<IVstsAgentWebProxy>();
//             _cert = new Mock<IAgentCertificateManager>();
//             _express = new Mock<IExpressionManager>();
//             _containerProvider = new Mock<IContainerOperationProvider>();
//             _logPlugin = new Mock<IAgentLogPlugin>();

//             TaskRunner step1 = new TaskRunner();
//             TaskRunner step2 = new TaskRunner();
//             TaskRunner step3 = new TaskRunner();
//             TaskRunner step4 = new TaskRunner();
//             TaskRunner step5 = new TaskRunner();
//             TaskRunner step6 = new TaskRunner();
//             TaskRunner step7 = new TaskRunner();
//             TaskRunner step8 = new TaskRunner();
//             TaskRunner step9 = new TaskRunner();
//             TaskRunner step10 = new TaskRunner();
//             TaskRunner step11 = new TaskRunner();
//             TaskRunner step12 = new TaskRunner();

//             _logger.Setup(x => x.Setup(It.IsAny<Guid>(), It.IsAny<Guid>()));
//             var settings = new AgentSettings
//             {
//                 AgentId = 1,
//                 AgentName = "agent1",
//                 ServerUrl = "https://test.visualstudio.com",
//                 WorkFolder = "_work",
//             };

//             _config.Setup(x => x.GetSettings())
//                 .Returns(settings);

//             _proxy.Setup(x => x.ProxyAddress)
//                             .Returns(string.Empty);

//             if (_tokenSource != null)
//             {
//                 _tokenSource.Dispose();
//                 _tokenSource = null;
//             }

//             _tokenSource = new CancellationTokenSource();
//             TaskOrchestrationPlanReference plan = new TaskOrchestrationPlanReference();
//             TimelineReference timeline = new Timeline(Guid.NewGuid());
//             JobEnvironment environment = new JobEnvironment();
//             environment.Variables[Constants.Variables.System.Culture] = "en-US";
//             environment.SystemConnection = new ServiceEndpoint()
//             {
//                 Name = WellKnownServiceEndpointNames.SystemVssConnection,
//                 Url = new Uri("https://test.visualstudio.com"),
//                 Authorization = new EndpointAuthorization()
//                 {
//                     Scheme = "Test",
//                 }
//             };
//             environment.SystemConnection.Authorization.Parameters["AccessToken"] = "token";

//             List<TaskInstance> tasks = new List<TaskInstance>()
//             {
//                 new TaskInstance()
//                 {
//                     InstanceId = Guid.NewGuid(),
//                     DisplayName = "task1",
//                 },
//                 new TaskInstance()
//                 {
//                     InstanceId = Guid.NewGuid(),
//                     DisplayName = "task2",
//                 },
//                 new TaskInstance()
//                 {
//                     InstanceId = Guid.NewGuid(),
//                     DisplayName = "task3",
//                 },
//                 new TaskInstance()
//                 {
//                     InstanceId = Guid.NewGuid(),
//                     DisplayName = "task4",
//                 },
//                 new TaskInstance()
//                 {
//                     InstanceId = Guid.NewGuid(),
//                     DisplayName = "task5",
//                 },
//                 new TaskInstance()
//                 {
//                     InstanceId = Guid.NewGuid(),
//                     DisplayName = "task6",
//                 },
//                 new TaskInstance()
//                 {
//                     InstanceId = Guid.NewGuid(),
//                     DisplayName = "task7",
//                 },
//             };

//             Guid JobId = Guid.NewGuid();
//             _message = Pipelines.AgentJobRequestMessageUtil.Convert(new AgentJobRequestMessage(plan, timeline, JobId, testName, testName, environment, tasks));

//             _taskManager.Setup(x => x.DownloadAsync(It.IsAny<IExecutionContext>(), It.IsAny<IEnumerable<Pipelines.TaskStep>>()))
//                 .Returns(Task.CompletedTask);

//             _taskManager.Setup(x => x.Load(It.Is<Pipelines.TaskStep>(t => t.DisplayName == "task1")))
//                 .Returns(new Definition()
//                 {
//                     Data = new DefinitionData()
//                     {
//                         PreJobExecution = null,
//                         Execution = new ExecutionData(),
//                         PostJobExecution = null,
//                     },
//                 });
//             _taskManager.Setup(x => x.Load(It.Is<Pipelines.TaskStep>(t => t.DisplayName == "task2")))
//                 .Returns(new Definition()
//                 {
//                     Data = new DefinitionData()
//                     {
//                         PreJobExecution = new ExecutionData(),
//                         Execution = new ExecutionData(),
//                         PostJobExecution = new ExecutionData(),
//                     },
//                 });
//             _taskManager.Setup(x => x.Load(It.Is<Pipelines.TaskStep>(t => t.DisplayName == "task3")))
//                 .Returns(new Definition()
//                 {
//                     Data = new DefinitionData()
//                     {
//                         PreJobExecution = new ExecutionData(),
//                         Execution = null,
//                         PostJobExecution = new ExecutionData(),
//                     },
//                 });
//             _taskManager.Setup(x => x.Load(It.Is<Pipelines.TaskStep>(t => t.DisplayName == "task4")))
//                 .Returns(new Definition()
//                 {
//                     Data = new DefinitionData()
//                     {
//                         PreJobExecution = new ExecutionData(),
//                         Execution = null,
//                         PostJobExecution = null,
//                     },
//                 });
//             _taskManager.Setup(x => x.Load(It.Is<Pipelines.TaskStep>(t => t.DisplayName == "task5")))
//                 .Returns(new Definition()
//                 {
//                     Data = new DefinitionData()
//                     {
//                         PreJobExecution = null,
//                         Execution = null,
//                         PostJobExecution = new ExecutionData(),
//                     },
//                 });
//             _taskManager.Setup(x => x.Load(It.Is<Pipelines.TaskStep>(t => t.DisplayName == "task6")))
//                 .Returns(new Definition()
//                 {
//                     Data = new DefinitionData()
//                     {
//                         PreJobExecution = new ExecutionData(),
//                         Execution = new ExecutionData(),
//                         PostJobExecution = null,
//                     },
//                 });
//             _taskManager.Setup(x => x.Load(It.Is<Pipelines.TaskStep>(t => t.DisplayName == "task7")))
//                 .Returns(new Definition()
//                 {
//                     Data = new DefinitionData()
//                     {
//                         PreJobExecution = null,
//                         Execution = new ExecutionData(),
//                         PostJobExecution = new ExecutionData(),
//                     },
//                 });

//             hc.SetSingleton(_taskManager.Object);
//             hc.SetSingleton(_config.Object);
//             hc.SetSingleton(_jobServerQueue.Object);
//             hc.SetSingleton(_proxy.Object);
//             hc.SetSingleton(_cert.Object);
//             hc.SetSingleton(_express.Object);
//             hc.SetSingleton(_containerProvider.Object);
//             hc.SetSingleton(_logPlugin.Object);
//             hc.EnqueueInstance<IPagingLogger>(_logger.Object); // jobcontext logger
//             hc.EnqueueInstance<IPagingLogger>(_logger.Object); // init step logger
//             hc.EnqueueInstance<IPagingLogger>(_logger.Object); // step 1
//             hc.EnqueueInstance<IPagingLogger>(_logger.Object);
//             hc.EnqueueInstance<IPagingLogger>(_logger.Object);
//             hc.EnqueueInstance<IPagingLogger>(_logger.Object);
//             hc.EnqueueInstance<IPagingLogger>(_logger.Object);
//             hc.EnqueueInstance<IPagingLogger>(_logger.Object);
//             hc.EnqueueInstance<IPagingLogger>(_logger.Object);
//             hc.EnqueueInstance<IPagingLogger>(_logger.Object);
//             hc.EnqueueInstance<IPagingLogger>(_logger.Object);
//             hc.EnqueueInstance<IPagingLogger>(_logger.Object);
//             hc.EnqueueInstance<IPagingLogger>(_logger.Object);
//             hc.EnqueueInstance<IPagingLogger>(_logger.Object); // step 12

//             hc.EnqueueInstance<ITaskRunner>(step1);
//             hc.EnqueueInstance<ITaskRunner>(step2);
//             hc.EnqueueInstance<ITaskRunner>(step3);
//             hc.EnqueueInstance<ITaskRunner>(step4);
//             hc.EnqueueInstance<ITaskRunner>(step5);
//             hc.EnqueueInstance<ITaskRunner>(step6);
//             hc.EnqueueInstance<ITaskRunner>(step7);
//             hc.EnqueueInstance<ITaskRunner>(step8);
//             hc.EnqueueInstance<ITaskRunner>(step9);
//             hc.EnqueueInstance<ITaskRunner>(step10);
//             hc.EnqueueInstance<ITaskRunner>(step11);
//             hc.EnqueueInstance<ITaskRunner>(step12);

//             _jobEc.Initialize(hc);
//             _jobEc.InitializeJob(_message, _tokenSource.Token);
//             return hc;
//         }

//         [Fact]
//         [Trait("Level", "L0")]
//         [Trait("Category", "Worker")]
//         public async Task JobExtensioBuildStepsList()
//         {
//             using (TestHostContext hc = CreateTestContext())
//             {
//                 TestJobExtension testExtension = new TestJobExtension();
//                 testExtension.Initialize(hc);
//                 List<IStep> result = await testExtension.InitializeJob(_jobEc, _message);

//                 var trace = hc.GetTrace();

//                 trace.Info(string.Join(", ", result.Select(x => x.DisplayName)));

//                 Assert.Equal(12, result.Count);

//                 Assert.Equal("task2", result[0].DisplayName);
//                 Assert.Equal("task3", result[1].DisplayName);
//                 Assert.Equal("task4", result[2].DisplayName);
//                 Assert.Equal("task6", result[3].DisplayName);
//                 Assert.Equal("task1", result[4].DisplayName);
//                 Assert.Equal("task2", result[5].DisplayName);
//                 Assert.Equal("task6", result[6].DisplayName);
//                 Assert.Equal("task7", result[7].DisplayName);
//                 Assert.Equal("task7", result[8].DisplayName);
//                 Assert.Equal("task5", result[9].DisplayName);
//                 Assert.Equal("task3", result[10].DisplayName);
//                 Assert.Equal("task2", result[11].DisplayName);
//             }
//         }

//         // [Fact]
//         // [Trait("Level", "L0")]
//         // [Trait("Category", "Worker")]
//         // public async Task JobExtensionIntraTaskState()
//         // {
//         //     using (TestHostContext hc = CreateTestContext())
//         //     {
//         //         TestJobExtension testExtension = new TestJobExtension();
//         //         testExtension.Initialize(hc);
//         //         List<IStep> result = await testExtension.InitializeJob(_jobEc, _message);

//         //         var trace = hc.GetTrace();

//         //         trace.Info(string.Join(", ", result.Select(x => x.DisplayName)));

//         //         Assert.Equal(12, result.Count);

//         //         result[0].ExecutionContext.TaskVariables.Set("state1", "value1", false);
//         //         Assert.Equal("value1", result[5].ExecutionContext.TaskVariables.Get("state1"));
//         //         Assert.Equal("value1", result[11].ExecutionContext.TaskVariables.Get("state1"));

//         //         Assert.Null(result[4].ExecutionContext.TaskVariables.Get("state1"));
//         //         Assert.Null(result[1].ExecutionContext.TaskVariables.Get("state1"));
//         //         Assert.Null(result[2].ExecutionContext.TaskVariables.Get("state1"));
//         //         Assert.Null(result[10].ExecutionContext.TaskVariables.Get("state1"));
//         //         Assert.Null(result[6].ExecutionContext.TaskVariables.Get("state1"));
//         //         Assert.Null(result[7].ExecutionContext.TaskVariables.Get("state1"));
//         //     }
//         // }

// #if OS_WINDOWS
//         [Fact]
//         [Trait("Level", "L0")]
//         [Trait("Category", "Worker")]
//         public async Task JobExtensionManagementScriptStep()
//         {
//             using (TestHostContext hc = CreateTestContext())
//             {
//                 hc.EnqueueInstance<IPagingLogger>(_logger.Object);
//                 hc.EnqueueInstance<IPagingLogger>(_logger.Object);

//                 Environment.SetEnvironmentVariable("VSTS_AGENT_INIT_INTERNAL_TEMP_HACK", "C:\\init.ps1");
//                 Environment.SetEnvironmentVariable("VSTS_AGENT_CLEANUP_INTERNAL_TEMP_HACK", "C:\\clenup.ps1");

//                 try
//                 {
//                     TestJobExtension testExtension = new TestJobExtension();
//                     testExtension.Initialize(hc);
//                     List<IStep> result = await testExtension.InitializeJob(_jobEc, _message);

//                     var trace = hc.GetTrace();

//                     trace.Info(string.Join(", ", result.Select(x => x.DisplayName)));

//                     Assert.Equal(14, result.Count);

//                     Assert.True(result[0] is ManagementScriptStep);
//                     Assert.True(result[13] is ManagementScriptStep);

//                     Assert.Equal(result[0].DisplayName, "Agent Initialization");
//                     Assert.Equal(result[13].DisplayName, "Agent Cleanup");
//                 }
//                 finally
//                 {
//                     Environment.SetEnvironmentVariable("VSTS_AGENT_INIT_INTERNAL_TEMP_HACK", "");
//                     Environment.SetEnvironmentVariable("VSTS_AGENT_CLEANUP_INTERNAL_TEMP_HACK", "");
//                 }
//             }
//         }
// #endif
//     }
// }