public void RunTestsAndCheckOutput()

in GoogleTestAdapter/Tests.Common/ResultChecker/TrxResultChecker.cs [42:87]
38 lines of code
7 McCabe index (conditional complexity)

        public void RunTestsAndCheckOutput(string typeName, string arguments, string testCaseName)
        {
            string goldenFile = Path.Combine(_goldenFilesDir,
                TestResources.GetGoldenFileName(typeName, testCaseName, ".xml"));

            string resultsFile = RunExecutableAndGetResultsFile(arguments);
            if (resultsFile == null)
            {
                goldenFile.AsFileInfo().Should().NotExist("Test run did not produce result trx file, therefore no golden file should exist");
                return;
            }

            string transformedResultFile = TransformResultsFile(resultsFile);
            CheckIfFileIsParsable(transformedResultFile);

            if (!File.Exists(goldenFile))
            {
                // ReSharper disable once AssignNullToNotNullAttribute
                File.Copy(transformedResultFile, goldenFile, true);
                Assert.Inconclusive($"First time this test runs, created golden file - check for correctness! File: {goldenFile}");
            }
            CheckIfFileIsParsable(goldenFile);
            string diffFile;
            if (!CompareXmlFiles(goldenFile, transformedResultFile, out diffFile))
            {
                if (!Directory.Exists(_diffFilesDir))
                    Directory.CreateDirectory(_diffFilesDir);

                string htmlDiffFile = Path.Combine(_diffFilesDir,
                    TestResources.GetGoldenFileName(typeName, testCaseName, ".html"));
                string resultFile = Path.ChangeExtension(htmlDiffFile, ".xml");

                string htmlContent = CreateDiffAsHtml(goldenFile, diffFile);
                File.WriteAllText(htmlDiffFile, htmlContent);

                File.Copy(transformedResultFile, resultFile, true);

                if (TestMetadata.OverwriteTestResults && !CiSupport.IsRunningOnBuildServer)
                {
                    File.Copy(transformedResultFile, goldenFile, true);
                    Assert.Inconclusive($"Updated golden file file:///{goldenFile}, test should now pass");
                }

                Assert.Fail($@"Files differ, see file:///{htmlDiffFile}");
            }
        }