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

122 lines
3.9 KiB
TypeScript

import {
AsyncTestCompleter,
describe,
it,
iit,
ddescribe,
expect,
inject,
beforeEach,
SpyObject
} from 'angular2/test_lib';
import {RouteRecognizer} from 'angular2/src/router/route_recognizer';
export function main() {
describe('RouteRecognizer', () => {
var recognizer;
var handler = {'components': {'a': 'b'}};
var handler2 = {'components': {'b': 'c'}};
beforeEach(() => { recognizer = new RouteRecognizer(); });
it('should recognize a static segment', () => {
recognizer.addConfig('/test', handler);
expect(recognizer.recognize('/test')[0].handler).toEqual(handler);
});
it('should recognize a single slash', () => {
recognizer.addConfig('/', handler);
var solution = recognizer.recognize('/')[0];
expect(solution.handler).toEqual(handler);
});
it('should recognize a dynamic segment', () => {
recognizer.addConfig('/user/:name', handler);
var solution = recognizer.recognize('/user/brian')[0];
expect(solution.handler).toEqual(handler);
expect(solution.params).toEqual({'name': 'brian'});
});
it('should recognize a star segment', () => {
recognizer.addConfig('/first/*rest', handler);
var solution = recognizer.recognize('/first/second/third')[0];
expect(solution.handler).toEqual(handler);
expect(solution.params).toEqual({'rest': 'second/third'});
});
it('should throw when given two routes that start with the same static segment', () => {
recognizer.addConfig('/hello', handler);
expect(() => recognizer.addConfig('/hello', handler2))
.toThrowError('Configuration \'/hello\' conflicts with existing route \'/hello\'');
});
it('should throw when given two routes that have dynamic segments in the same order', () => {
recognizer.addConfig('/hello/:person/how/:doyoudou', handler);
expect(() => recognizer.addConfig('/hello/:friend/how/:areyou', handler2))
.toThrowError(
'Configuration \'/hello/:friend/how/:areyou\' conflicts with existing route \'/hello/:person/how/:doyoudou\'');
});
it('should recognize redirects', () => {
recognizer.addRedirect('/a', '/b');
recognizer.addConfig('/b', handler);
var solutions = recognizer.recognize('/a');
expect(solutions.length).toBe(1);
var solution = solutions[0];
expect(solution.handler).toEqual(handler);
expect(solution.matchedUrl).toEqual('/b');
});
it('should not perform root URL redirect on a non-root route', () => {
recognizer.addRedirect('/', '/foo');
recognizer.addConfig('/bar', handler);
var solutions = recognizer.recognize('/bar');
expect(solutions.length).toBe(1);
var solution = solutions[0];
expect(solution.handler).toEqual(handler);
expect(solution.matchedUrl).toEqual('/bar');
});
it('should perform a root URL redirect when only a slash or an empty string is being processed',
() => {
recognizer.addRedirect('/', '/matias');
recognizer.addConfig('/matias', handler);
recognizer.addConfig('/fatias', handler);
var solutions;
solutions = recognizer.recognize('/');
expect(solutions[0].matchedUrl).toBe('/matias');
solutions = recognizer.recognize('/fatias');
expect(solutions[0].matchedUrl).toBe('/fatias');
solutions = recognizer.recognize('');
expect(solutions[0].matchedUrl).toBe('/matias');
});
it('should generate URLs', () => {
recognizer.addConfig('/app/user/:name', handler, 'user');
expect(recognizer.generate('user', {'name': 'misko'})).toEqual('/app/user/misko');
});
it('should throw in the absence of required params URLs', () => {
recognizer.addConfig('/app/user/:name', handler, 'user');
expect(() => recognizer.generate('user', {}))
.toThrowError('Route generator for \'name\' was not included in parameters passed.');
});
});
}