config.spec.ts
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import {Routes} from '../src';
import {PRIMARY_OUTLET} from '../src/shared';
import {validateConfig} from '../src/utils/config';
describe('config', () => {
describe('validateConfig', () => {
it('should not throw when no errors', () => {
expect(
() => validateConfig([{path: 'a', redirectTo: 'b'}, {path: 'b', component: ComponentA}]))
.not.toThrow();
});
it('should not throw when a matcher is provided', () => {
expect(() => validateConfig([{matcher: () => null, component: ComponentA}])).not.toThrow();
});
it('should throw for undefined route', () => {
expect(() => {
validateConfig(
[{path: 'a', component: ComponentA}, , {path: 'b', component: ComponentB}] as Routes);
}).toThrowError(/Invalid configuration of route ''/);
});
it('should throw for undefined route in children', () => {
expect(() => {
validateConfig([{
path: 'a',
children: [
{path: 'b', component: ComponentB},
,
]
}] as Routes);
}).toThrowError(/Invalid configuration of route 'a'/);
});
it('should throw when Array is passed', () => {
expect(() => {
validateConfig([
{path: 'a', component: ComponentA},
[{path: 'b', component: ComponentB}, {path: 'c', component: ComponentC}]
] as Routes);
}).toThrowError();
});
it('should throw when redirectTo and children are used together', () => {
expect(() => {
validateConfig(
[{path: 'a', redirectTo: 'b', children: [{path: 'b', component: ComponentA}]}]);
}).toThrowError();
});
it('should validate children and report full path', () => {
expect(() => validateConfig([{path: 'a', children: [{path: 'b'}]}])).toThrowError();
});
it('should properly report deeply nested path', () => {
expect(
() => validateConfig([
{path: 'a', children: [{path: 'b', children: [{path: 'c', children: [{path: 'd'}]}]}]}
]))
.toThrowError();
});
it('should throw when redirectTo and loadChildren are used together', () => {
expect(() => {
validateConfig([{path: 'a', redirectTo: 'b', loadChildren: jasmine.createSpy('value')}]);
}).toThrowError();
});
it('should throw when children and loadChildren are used together', () => {
expect(() => {
validateConfig([{path: 'a', children: [], loadChildren: jasmine.createSpy('value')}]);
}).toThrowError();
});
it('should throw when component and redirectTo are used together', () => {
expect(() => {
validateConfig([{path: 'a', component: ComponentA, redirectTo: 'b'}]);
})
.toThrowError(new RegExp(
`Invalid configuration of route 'a': redirectTo and component/loadComponent cannot be used together`));
});
it('should throw when redirectTo and loadComponent are used together', () => {
expect(() => {
validateConfig([{path: 'a', redirectTo: 'b', loadComponent: () => ComponentA}]);
}).toThrowError();
});
it('should throw when component and loadComponent are used together', () => {
expect(() => {
validateConfig([{path: 'a', component: ComponentA, loadComponent: () => ComponentA}]);
}).toThrowError();
});
it('should throw when component and redirectTo are used together', () => {
expect(() => {
validateConfig([{path: 'a', redirectTo: 'b', canActivate: []}]);
}).toThrowError();
});
it('should throw when path and matcher are used together', () => {
expect(() => {
validateConfig([{path: 'a', matcher: () => null, children: []}]);
}).toThrowError();
});
it('should throw when path and matcher are missing', () => {
expect(() => {
validateConfig([{redirectTo: 'b'}]);
}).toThrowError();
});
it('should throw when none of component and children or direct are missing', () => {
expect(() => {
validateConfig([{path: 'a'}]);
}).toThrowError();
});
it('should throw when path starts with a slash', () => {
expect(() => {
validateConfig([{path: '/a', redirectTo: 'b'}]);
}).toThrowError();
});
it('should throw when emptyPath is used with redirectTo without explicitly providing matching',
() => {
expect(() => {
validateConfig([{path: '', redirectTo: 'b'}]);
}).toThrowError(/Invalid configuration of route '{path: "", redirectTo: "b"}'/);
});
it('should throw when path/outlet combination is invalid', () => {
expect(() => {
validateConfig([{path: 'a', outlet: 'aux'}]);
})
.toThrowError(
/Invalid configuration of route 'a': a componentless route without children or loadChildren cannot have a named outlet set/);
expect(() => validateConfig([{path: 'a', outlet: '', children: []}])).not.toThrow();
expect(() => validateConfig([{path: 'a', outlet: PRIMARY_OUTLET, children: []}]))
.not.toThrow();
});
it('should not throw when path/outlet combination is valid', () => {
expect(() => {
validateConfig([{path: 'a', outlet: 'aux', children: []}]);
}).not.toThrow();
expect(() => {
validateConfig([{path: 'a', outlet: 'aux', loadChildren: jasmine.createSpy('child')}]);
}).not.toThrow();
});
it('should not throw when outlet has redirectTo', () => {
expect(() => {
validateConfig([{path: '', pathMatch: 'prefix', outlet: 'aux', redirectTo: 'main'}]);
}).not.toThrow();
});
});
});
class ComponentA {}
class ComponentB {}
class ComponentC {}