public void Configuration(IAppBuilder app)
{
// register assemblies
AutofacAssemblyStore.LoadAssembly("Brandscreen.Framework");
AutofacAssemblyStore.LoadAssembly("Brandscreen.Core");
AutofacAssemblyStore.LoadAssembly(Assembly.GetExecutingAssembly());
// create and activate host
_host = HostStarter.CreateHost();
_host.Activate(); // Note: HostEventsHandler will be called
// ensure http configuration
InitializeHttp(_host);
// setting logger factory so it can do logging via NLog
app.SetLoggerFactory(_host.LifetimeScope.Resolve <ILoggerFactory>());
// handling begin and end request events
app.Use(async(context, next) =>
{
_host.BeginRequest(); // begin request
try
{
await next();
}
catch (OperationCanceledException ex)
{
var logger = app.CreateLogger(GetType());
logger.WriteWarning(ex.Message);
}
catch (Exception ex)
{
var logger = app.CreateLogger(GetType());
logger.WriteError("owin error", ex);
throw;
}
finally
{
_host.EndRequest(); // end request
}
});
// handling application end event
var properties = new AppProperties(app.Properties);
properties.OnAppDisposing.Register(() => _host.Terminate()); // end app
// setup autofac middleware
app.UseAutofacMiddleware(_host.LifetimeScope); // IOwinContext is registered by autofac when calling this
// setup
ConfigureMvc(app, _host);
ConfigureApi(app, _host);
}
public void SetUp()
{
// init container host for testing, web api will use different one
AutofacAssemblyStore.LoadAssembly("Brandscreen.Framework");
AutofacAssemblyStore.LoadAssembly("Brandscreen.Core");
AutofacAssemblyStore.LoadAssembly("Brandscreen.WebApi");
Host = HostStarter.CreateHost();
AutofacAssemblyStore.ClearAssemblies(); // clear loaded assemblies so that it won't affect web api Startup
// passes the test scope to web app, so it will use to activate RepositoryTestModule
// the scope will be set again on the starting of each test case in IocSupportedTests
// the scope is used for resolving same instance of objects as the ones in current running test case for each http request made through the test case
// e.g. the database context must be the same both in the current running test case and web api current request context,
// then it is able to rollback all temporary data within the test scope.
Startup.SetCurrentTestScope(Host.LifetimeScope);
// init web app
var ipAddress = LocalIpAddress();
Url = $"http://{ipAddress?.ToString() ?? "localhost"}:{Port}/";
Console.WriteLine("starting web app at {0}.", Url);
_webApp = WebApp.Start <Startup>(Url);
Console.WriteLine("started web app.");
}