angular-cn/modules/@angular/router/test/link_spec.ts

202 lines
6.7 KiB
TypeScript

import {
AsyncTestCompleter,
beforeEach,
ddescribe,
xdescribe,
describe,
expect,
iit,
inject,
beforeEachProviders,
it,
xit
} from '@angular/core/testing/testing_internal';
import {RouteSegment, UrlSegment, UrlTree, TreeNode, RouteTree} from '../src/segments';
import {link} from '../src/link';
import {DefaultRouterUrlSerializer} from '../src/router_url_serializer';
export function main() {
describe('link', () => {
let parser = new DefaultRouterUrlSerializer();
it("should return the original tree when given an empty array", () => {
let p = parser.parse("/");
let tree = s(p.root);
let t = link(tree.root, tree, p, []);
expect(t).toBe(p);
});
it("should navigate to the root", () => {
let p = parser.parse("/");
let tree = s(p.root);
let t = link(tree.root, tree, p, ["/"]);
expect(parser.serialize(t)).toEqual("");
});
it("should support nested segments", () => {
let p = parser.parse("/a/b");
let tree = s(p.firstChild(p.root));
let t = link(tree.root, tree, p, ["/one", 11, "two", 22]);
expect(parser.serialize(t)).toEqual("/one/11/two/22");
});
it("should preserve siblings", () => {
let p = parser.parse("/a/11/b(c)");
let tree = s(p.root);
let t = link(tree.root, tree, p, ["/a", 11, 'd']);
expect(parser.serialize(t)).toEqual("/a/11/d(aux:c)");
});
it('should update matrix parameters', () => {
let p = parser.parse("/a;aa=11");
let tree = s(p.root);
let t = link(tree.root, tree, p, ["/a", {aa: 22, bb: 33}]);
expect(parser.serialize(t)).toEqual("/a;aa=22;bb=33");
});
it('should create matrix parameters', () => {
let p = parser.parse("/a");
let tree = s(p.root);
let t = link(tree.root, tree, p, ["/a", {aa: 22, bb: 33}]);
expect(parser.serialize(t)).toEqual("/a;aa=22;bb=33");
});
it('should create matrix parameters together with other segments', () => {
let p = parser.parse("/a");
let tree = s(p.root);
let t = link(tree.root, tree, p, ["/a", "/b", {aa: 22, bb: 33}]);
expect(parser.serialize(t)).toEqual("/a/b;aa=22;bb=33");
});
describe("node reuse", () => {
it('should reuse nodes when path is the same', () => {
let p = parser.parse("/a/b");
let tree = s(p.root);
let t = link(tree.root, tree, p, ['/a/c']);
expect(t.root).toBe(p.root);
expect(t.firstChild(t.root)).toBe(p.firstChild(p.root));
expect(t.firstChild(t.firstChild(t.root))).not.toBe(p.firstChild(p.firstChild(p.root)));
});
it("should create new node when params are the same", () => {
let p = parser.parse("/a;x=1");
let tree = s(p.root);
let t = link(tree.root, tree, p, ['/a', {'x': 1}]);
expect(t.firstChild(t.root)).toBe(p.firstChild(p.root));
});
it("should create new node when params are different", () => {
let p = parser.parse("/a;x=1");
let tree = s(p.root);
let t = link(tree.root, tree, p, ['/a', {'x': 2}]);
expect(t.firstChild(t.root)).not.toBe(p.firstChild(p.root));
});
});
describe("relative navigation", () => {
it("should work", () => {
let p = parser.parse("/a(ap)/c(cp)");
let c = p.firstChild(p.root);
let tree = s(c);
let t = link(tree.root, tree, p, ["c2"]);
expect(parser.serialize(t)).toEqual("/a(aux:ap)/c2(aux:cp)");
});
it("should work when the first command starts with a ./", () => {
let p = parser.parse("/a(ap)/c(cp)");
let c = p.firstChild(p.root);
let tree = s(c);
let t = link(tree.root, tree, p, ["./c2"]);
expect(parser.serialize(t)).toEqual("/a(aux:ap)/c2(aux:cp)");
});
it("should work when the first command is ./)", () => {
let p = parser.parse("/a(ap)/c(cp)");
let c = p.firstChild(p.root);
let tree = s(c);
let t = link(tree.root, tree, p, ["./", "c2"]);
expect(parser.serialize(t)).toEqual("/a(aux:ap)/c2(aux:cp)");
});
it("should work when given params", () => {
let p = parser.parse("/a(ap)/c(cp)");
let c = p.firstChild(p.root);
let tree = s(c);
let t = link(tree.root, tree, p, [{'x': 99}]);
expect(parser.serialize(t)).toEqual("/a(aux:ap)/c;x=99(aux:cp)");
});
it("should support going to a parent", () => {
let p = parser.parse("/a(ap)/c(cp)");
let a = p.firstChild(p.root);
let tree = s(a);
let t = link(tree.root, tree, p, ["../a2"]);
expect(parser.serialize(t)).toEqual("/a2(aux:ap)");
});
it("should support going to a parent (nested case)", () => {
let p = parser.parse("/a/c");
let c = p.firstChild(p.firstChild(p.root));
let tree = s(c);
let t = link(tree.root, tree, p, ["../c2"]);
expect(parser.serialize(t)).toEqual("/a/c2");
});
it("should work when given ../", () => {
let p = parser.parse("/a/c");
let c = p.firstChild(p.firstChild(p.root));
let tree = s(c);
let t = link(tree.root, tree, p, ["../"]);
expect(parser.serialize(t)).toEqual("/a");
});
it("should navigate to the root", () => {
let p = parser.parse("/a/c");
let c = p.firstChild(p.root);
let tree = s(c);
let t = link(tree.root, tree, p, ["../"]);
expect(parser.serialize(t)).toEqual("");
});
it("should support setting matrix params", () => {
let p = parser.parse("/a(ap)/c(cp)");
let c = p.firstChild(p.root);
let tree = s(c);
let t = link(tree.root, tree, p, ["../", {'x': 5}]);
expect(parser.serialize(t)).toEqual("/a;x=5(aux:ap)");
});
it("should throw when too many ..", () => {
let p = parser.parse("/a(ap)/c(cp)");
let c = p.firstChild(p.root);
let tree = s(c);
expect(() => link(tree.root, tree, p, ["../../"])).toThrowError("Invalid number of '../'");
});
it("should work when the provided segment doesn't have url segments", () => {
let p = parser.parse("/a(ap)/c(cp)");
let c = p.firstChild(p.root);
let child = new RouteSegment([], {'one':'1'}, null, null, null);
let root = new TreeNode<RouteSegment>(new RouteSegment([c], {}, null, null, null),
[new TreeNode<RouteSegment>(child, [])]);
let tree = new RouteTree(root);
let t = link(child, tree, p, ["./c2"]);
expect(parser.serialize(t)).toEqual("/a(aux:ap)/c2(aux:cp)");
});
});
});
}
function s(u: UrlSegment): RouteTree {
let root = new TreeNode<RouteSegment>(new RouteSegment([u], {}, null, null, null), []);
return new RouteTree(root);
}