/// <summary>
/// Configures startup modules with the specified configuration for <see cref="StartupModulesOptions"/>.
/// </summary>
/// <param name="services">The service collection to add the StartupModules services to.</param>
/// <param name="configuration">The application's configuration.</param>
/// <param name="environment">The application's environment information.</param>
/// <param name="configure">A callback to configure <see cref="StartupModulesOptions"/>.</param>
public static void AddStartupModules(this IServiceCollection services, IConfiguration configuration, IWebHostEnvironment environment, Action <StartupModulesOptions> configure)
{
if (services == null)
{
throw new ArgumentNullException(nameof(services));
}
if (configuration == null)
{
throw new ArgumentNullException(nameof(configuration));
}
if (environment == null)
{
throw new ArgumentNullException(nameof(environment));
}
var options = new StartupModulesOptions();
configure(options);
if (options.StartupModules.Count == 0 && options.ApplicationInitializers.Count == 0)
{
// Nothing to do here
return;
}
var runner = new StartupModuleRunner(options);
services.AddSingleton <IStartupFilter>(sp => ActivatorUtilities.CreateInstance <ModulesStartupFilter>(sp, runner));
var configureServicesContext = new ConfigureServicesContext(configuration, environment, options);
runner.ConfigureServices(services, configuration, environment);
}
public async Task RunsApplicationInitializers()
{
// Arrange
var options = new StartupModulesOptions();
options.ApplicationInitializers.Add(typeof(MyAppInitializer));
var runner = new StartupModuleRunner(options);
// Act
await runner.RunApplicationInitializers(new ServiceCollection().BuildServiceProvider());
// Assert
// wat do ¯\_(ツ)_/¯
}
public void Configures()
{
// Arrange
var options = new StartupModulesOptions();
var startupModule = new MyStartupModule();
options.AddStartupModule(startupModule);
var runner = new StartupModuleRunner(options);
// Act
runner.Configure(new ApplicationBuilder(new ServiceCollection().BuildServiceProvider()), null, null);
// Assert
Assert.True(startupModule.Configured);
}
public void ConfiguresServices()
{
// Arrange
var options = new StartupModulesOptions();
options.AddStartupModule <MyStartupModule>();
var runner = new StartupModuleRunner(options);
var services = new ServiceCollection();
// Act
runner.ConfigureServices(services, null, null);
// Assert
var sd = Assert.Single(services);
Assert.Equal(typeof(MyStartupModule.MyService), sd.ImplementationType);
}
/// <summary>
/// Initializes a new instance of the <see cref="ModulesStartupFilter"/> class.
/// </summary>
public ModulesStartupFilter(StartupModuleRunner runner, IConfiguration configuration, IWebHostEnvironment hostingEnvironment)
{
_runner = runner;
_configuration = configuration;
_hostingEnvironment = hostingEnvironment;
}
