private async Task ScenarioTestAsync()

in e2etest/GuestProxyAgentTest/TestScenarios/TestScenarioBase.cs [205:257]
49 lines of code
6 McCabe index (conditional complexity)

        private async Task ScenarioTestAsync(VirtualMachineResource vmr, TestScenarioStatusDetails testScenarioStatusDetails, CancellationToken cancellationToken)
        {
            testScenarioStatusDetails.Result = ScenarioTestResult.Succeed;
            // always running all the cases inside scenario
            foreach (var testCase in _testCases)
            {
                cancellationToken.ThrowIfCancellationRequested();
                if (cancellationToken.IsCancellationRequested)
                {
                    ConsoleLog($"Test case {testCase.TestCaseName} is cancelled.");
                    break;
                }

                TestCaseExecutionContext context = new TestCaseExecutionContext(vmr, _testScenarioSetting, cancellationToken);
                Stopwatch sw = Stopwatch.StartNew();

                try
                {
                    testCase.Result = TestCaseResult.Running;
                    await testCase.StartAsync(context);
                    sw.Stop();
                    context.TestResultDetails
                        .DownloadContentIfFromBlob()
                        .WriteJUnitTestResult(_junitTestResultBuilder, _testScenarioSetting.testScenarioName, testCase.TestCaseName, sw.ElapsedMilliseconds);

                    if (!context.TestResultDetails.Succeed)
                    {
                        testScenarioStatusDetails.FailedCases.Add(testCase.TestCaseName);
                        testScenarioStatusDetails.Result = ScenarioTestResult.Failed;
                    }
                }
                catch (Exception ex)
                {
                    var errorMessage = $"test case: {testCase.TestCaseName} failed with exception: message: {ex.Message}, stack trace: {ex.StackTrace}";
                    testScenarioStatusDetails.FailedCases.Add(testCase.TestCaseName);
                    testScenarioStatusDetails.Result = ScenarioTestResult.Failed;
                    context.TestResultDetails.Succeed = false;
                    context.TestResultDetails.StdErr = errorMessage;
                    context.TestResultDetails.FromBlob = false;
                    sw.Stop();
                    ConsoleLog($"Scenario case {testCase.TestCaseName} exception: {ex.Message}, stack trace: {ex.StackTrace}");
                    _junitTestResultBuilder.AddFailureTestResult(_testScenarioSetting.testScenarioName, testCase.TestCaseName, "", errorMessage, "", sw.ElapsedMilliseconds);
                }
                finally
                {
                    testCase.Result = context.TestResultDetails.Succeed ? TestCaseResult.Succeed : TestCaseResult.Failed;
                    ConsoleLog($"Scenario case {testCase.TestCaseName} finished with result: {(context.TestResultDetails.Succeed ? "Succeed" : "Failed")} and duration: " + sw.ElapsedMilliseconds + "ms");
                    SaveResultFile(context.TestResultDetails.CustomOut, $"TestCases/{testCase.TestCaseName}", "customOut.txt", context.TestResultDetails.FromBlob);
                    SaveResultFile(context.TestResultDetails.StdErr, $"TestCases/{testCase.TestCaseName}", "stdErr.txt", context.TestResultDetails.FromBlob);
                    SaveResultFile(context.TestResultDetails.StdOut, $"TestCases/{testCase.TestCaseName}", "stdOut.txt", context.TestResultDetails.FromBlob);
                }
            }
        }