What it does
Allows to simulate the loading of ng modules in tests.
How to use
const loader = TestBed.get(NgModuleFactoryLoader);
@Component({template: 'lazy-loaded'})
class LazyLoadedComponent {}
@NgModule({
declarations: [LazyLoadedComponent],
imports: [RouterModule.forChild([{path: 'loaded', component: LazyLoadedComponent}])]
})
class LoadedModule {}
// sets up stubbedModules
loader.stubbedModules = {lazyModule: LoadedModule};
router.resetConfig([
{path: 'lazy', loadChildren: 'lazyModule'},
]);
router.navigateByUrl('/lazy/loaded');
Class Overview
class SpyNgModuleFactoryLoader implements NgModuleFactoryLoader {}
Constructor
constructor(compiler: Compiler)
Class Details
stubbedModules
load(path: string) : Promise<NgModuleFactory<any>>
exported from @angular/router/testing/index,
defined in @angular/router/testing/router_testing_module.ts