public static async Task Prepare(VsHive hive, IEnumerable <string> extensionsToInstall, bool resetSettings, IDiagnostics diagnostics, bool installInvoker = true) { await diagnostics.RunAsync("Preparing Instance", async output => { var invokerAssembly = Assembly.GetExecutingAssembly(); var isProfileInitialized = false; using (var invoker = new TempFile(EmbeddedResourceUtil.ExtractResource(invokerAssembly, "VsixTesting.Invoker.vsix"))) { EmbeddedResourceUtil.ApplyDateTime(invoker.Path, invokerAssembly, "VsixTesting.Invoker.vsix"); if (installInvoker) { extensionsToInstall = extensionsToInstall.Concat(new[] { invoker.Path }); } isProfileInitialized = await VisualStudioUtil.IsProfileInitializedAsync(hive); var installResult = await VisualStudioUtil.InstallExtensionsAsync(hive, extensionsToInstall.Concat(new[] { invoker.Path })); output.WriteLine(installResult.Output); if (installResult.InstallCount > 0) { output.WriteLine("Clearing cache"); await VisualStudioUtil.ClearCacheAsync(hive); output.WriteLine("Updating configuration"); await VisualStudioUtil.UpdateConfigurationAsync(hive); } } if (!isProfileInitialized || resetSettings) { output.WriteLine("Resetting settings"); await VisualStudioUtil.ResetSettingsAsync(hive); } }); }