angular-docs-cn/modules/angular2/test/router/route_registry_spec.ts

import {
  AsyncTestCompleter,
  describe,
  it,
  iit,
  ddescribe,
  expect,
  inject,
  beforeEach,
  SpyObject
} from 'angular2/test_lib';

import {RouteRegistry} from 'angular2/src/router/route_registry';
import {RouteConfig} from 'angular2/src/router/route_config_decorator';

export function main() {
  describe('RouteRegistry', () => {
    var registry, rootHostComponent = new Object();

    beforeEach(() => { registry = new RouteRegistry(); });

    it('should match the full URL', () => {
      registry.config(rootHostComponent, {'path': '/', 'component': DummyCompA});
      registry.config(rootHostComponent, {'path': '/test', 'component': DummyCompB});

      var instruction = registry.recognize('/test', rootHostComponent);

      expect(instruction.getChild('default').component).toBe(DummyCompB);
    });

    it('should prefer static segments to dynamic', () => {
      registry.config(rootHostComponent, {'path': '/:site', 'component': DummyCompB});
      registry.config(rootHostComponent, {'path': '/home', 'component': DummyCompA});

      var instruction = registry.recognize('/home', rootHostComponent);

      expect(instruction.getChild('default').component).toBe(DummyCompA);
    });

    it('should prefer dynamic segments to star', () => {
      registry.config(rootHostComponent, {'path': '/:site', 'component': DummyCompA});
      registry.config(rootHostComponent, {'path': '/*site', 'component': DummyCompB});

      var instruction = registry.recognize('/home', rootHostComponent);

      expect(instruction.getChild('default').component).toBe(DummyCompA);
    });

    it('should prefer routes with more dynamic segments', () => {
      registry.config(rootHostComponent, {'path': '/:first/*rest', 'component': DummyCompA});
      registry.config(rootHostComponent, {'path': '/*all', 'component': DummyCompB});

      var instruction = registry.recognize('/some/path', rootHostComponent);

      expect(instruction.getChild('default').component).toBe(DummyCompA);
    });

    it('should prefer routes with more static segments', () => {
      registry.config(rootHostComponent, {'path': '/first/:second', 'component': DummyCompA});
      registry.config(rootHostComponent, {'path': '/:first/:second', 'component': DummyCompB});

      var instruction = registry.recognize('/first/second', rootHostComponent);

      expect(instruction.getChild('default').component).toBe(DummyCompA);
    });

    it('should prefer routes with static segments before dynamic segments', () => {
      registry.config(rootHostComponent, {'path': '/first/second/:third', 'component': DummyCompB});
      registry.config(rootHostComponent, {'path': '/first/:second/third', 'component': DummyCompA});

      var instruction = registry.recognize('/first/second/third', rootHostComponent);

      expect(instruction.getChild('default').component).toBe(DummyCompB);
    });

    it('should match the full URL recursively', () => {
      registry.config(rootHostComponent, {'path': '/first', 'component': DummyParentComp});

      var instruction = registry.recognize('/first/second', rootHostComponent);

      var parentInstruction = instruction.getChild('default');
      var childInstruction = parentInstruction.getChild('default');

      expect(parentInstruction.component).toBe(DummyParentComp);
      expect(childInstruction.component).toBe(DummyCompB);
    });

  });
}

class DummyCompA {}
class DummyCompB {}

@RouteConfig([{'path': '/second', 'component': DummyCompB}])
class DummyParentComp {
}