angular-cn/packages/router/test/recognize.spec.ts

849 lines
30 KiB
TypeScript

/**
* @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/config';
import {Recognizer} from '../src/recognize';
import {ActivatedRouteSnapshot, RouterStateSnapshot} from '../src/router_state';
import {Params, PRIMARY_OUTLET} from '../src/shared';
import {DefaultUrlSerializer, UrlTree} from '../src/url_tree';
describe('recognize', () => {
it('should work', () => {
const s = recognize([{path: 'a', component: ComponentA}], 'a');
checkActivatedRoute(s.root, '', {}, RootComponent);
checkActivatedRoute(s.root.firstChild!, 'a', {}, ComponentA);
});
it('should freeze params object', () => {
const s: RouterStateSnapshot = recognize([{path: 'a/:id', component: ComponentA}], 'a/10');
checkActivatedRoute(s.root, '', {}, RootComponent);
const child = s.root.firstChild!;
expect(Object.isFrozen(child.params)).toBeTruthy();
});
it('should support secondary routes', () => {
const s: RouterStateSnapshot = recognize(
[
{path: 'a', component: ComponentA}, {path: 'b', component: ComponentB, outlet: 'left'},
{path: 'c', component: ComponentC, outlet: 'right'}
],
'a(left:b//right:c)');
const c = s.root.children;
checkActivatedRoute(c[0], 'a', {}, ComponentA);
checkActivatedRoute(c[1], 'b', {}, ComponentB, 'left');
checkActivatedRoute(c[2], 'c', {}, ComponentC, 'right');
});
it('should set url segment and index properly', () => {
const url = tree('a(left:b//right:c)');
const s = recognize(
[
{path: 'a', component: ComponentA}, {path: 'b', component: ComponentB, outlet: 'left'},
{path: 'c', component: ComponentC, outlet: 'right'}
],
'a(left:b//right:c)');
expect(s.root.url.toString()).toEqual(url.root.toString());
expect((s.root as any)._lastPathIndex).toBe(-1);
const c = s.root.children;
expect(c[0].url.toString()).toEqual(url.root.children[PRIMARY_OUTLET].toString());
expect((c[0] as any)._lastPathIndex).toBe(0);
expect(c[1].url.toString()).toEqual(url.root.children['left'].toString());
expect((c[1] as any)._lastPathIndex).toBe(0);
expect(c[2].url.toString()).toEqual(url.root.children['right'].toString());
expect((c[2] as any)._lastPathIndex).toBe(0);
});
it('should set url segment and index properly (nested case)', () => {
const url = tree('a/b/c');
const s = recognize(
[
{path: 'a/b', component: ComponentA, children: [{path: 'c', component: ComponentC}]},
],
'a/b/c');
expect((s.root as any)._urlSegment.toString()).toEqual(url.root.toString());
expect((s.root as any)._lastPathIndex).toBe(-1);
const compA = s.root.firstChild!;
expect((compA as any)._urlSegment.toString())
.toEqual(url.root.children[PRIMARY_OUTLET].toString());
expect((compA as any)._lastPathIndex).toBe(1);
const compC = compA.firstChild!;
expect((compC as any)._urlSegment.toString())
.toEqual(url.root.children[PRIMARY_OUTLET].toString());
expect((compC as any)._lastPathIndex).toBe(2);
});
it('should set url segment and index properly (wildcard)', () => {
const url = tree('a/b/c');
const s = recognize(
[
{path: 'a', component: ComponentA, children: [{path: '**', component: ComponentB}]},
],
'a/b/c');
expect((s.root as any)._urlSegment.toString()).toEqual(url.root.toString());
expect((s.root as any)._lastPathIndex).toBe(-1);
const compA = s.root.firstChild!;
expect((compA as any)._urlSegment.toString())
.toEqual(url.root.children[PRIMARY_OUTLET].toString());
expect((compA as any)._lastPathIndex).toBe(0);
const compC = compA.firstChild!;
expect((compC as any)._urlSegment.toString())
.toEqual(url.root.children[PRIMARY_OUTLET].toString());
expect((compC as any)._lastPathIndex).toBe(2);
});
it('should match routes in the depth first order', () => {
const s = recognize(
[
{path: 'a', component: ComponentA, children: [{path: ':id', component: ComponentB}]},
{path: 'a/:id', component: ComponentC}
],
'a/paramA');
checkActivatedRoute(s.root, '', {}, RootComponent);
checkActivatedRoute(s.root.firstChild!, 'a', {}, ComponentA);
checkActivatedRoute(s.root.firstChild!.firstChild!, 'paramA', {id: 'paramA'}, ComponentB);
const s2 = recognize(
[{path: 'a', component: ComponentA}, {path: 'a/:id', component: ComponentC}], 'a/paramA');
checkActivatedRoute(s2.root, '', {}, RootComponent);
checkActivatedRoute(s2.root.firstChild!, 'a/paramA', {id: 'paramA'}, ComponentC);
});
it('should use outlet name when matching secondary routes', () => {
const s = recognize(
[
{path: 'a', component: ComponentA}, {path: 'b', component: ComponentB, outlet: 'left'},
{path: 'b', component: ComponentC, outlet: 'right'}
],
'a(right:b)');
const c = s.root.children;
checkActivatedRoute(c[0], 'a', {}, ComponentA);
checkActivatedRoute(c[1], 'b', {}, ComponentC, 'right');
});
it('should handle non top-level secondary routes', () => {
const s = recognize(
[
{
path: 'a',
component: ComponentA,
children: [
{path: 'b', component: ComponentB}, {path: 'c', component: ComponentC, outlet: 'left'}
]
},
],
'a/(b//left:c)');
const c = s.root.firstChild!.children;
checkActivatedRoute(c[0], 'b', {}, ComponentB, PRIMARY_OUTLET);
checkActivatedRoute(c[1], 'c', {}, ComponentC, 'left');
});
it('should sort routes by outlet name', () => {
const s = recognize(
[
{path: 'a', component: ComponentA}, {path: 'c', component: ComponentC, outlet: 'c'},
{path: 'b', component: ComponentB, outlet: 'b'}
],
'a(c:c//b:b)');
const c = s.root.children;
checkActivatedRoute(c[0], 'a', {}, ComponentA);
checkActivatedRoute(c[1], 'b', {}, ComponentB, 'b');
checkActivatedRoute(c[2], 'c', {}, ComponentC, 'c');
});
it('should support matrix parameters', () => {
const s = recognize(
[
{path: 'a', component: ComponentA, children: [{path: 'b', component: ComponentB}]},
{path: 'c', component: ComponentC, outlet: 'left'}
],
'a;a1=11;a2=22/b;b1=111;b2=222(left:c;c1=1111;c2=2222)');
const c = s.root.children;
checkActivatedRoute(c[0], 'a', {a1: '11', a2: '22'}, ComponentA);
checkActivatedRoute(c[0].firstChild!, 'b', {b1: '111', b2: '222'}, ComponentB);
checkActivatedRoute(c[1], 'c', {c1: '1111', c2: '2222'}, ComponentC, 'left');
});
describe('data', () => {
it('should set static data', () => {
const s = recognize([{path: 'a', data: {one: 1}, component: ComponentA}], 'a');
const r: ActivatedRouteSnapshot = s.root.firstChild!;
expect(r.data).toEqual({one: 1});
});
it('should inherit componentless route\'s data', () => {
const s = recognize(
[{
path: 'a',
data: {one: 1},
children: [{path: 'b', data: {two: 2}, component: ComponentB}]
}],
'a/b');
const r: ActivatedRouteSnapshot = s.root.firstChild!.firstChild!;
expect(r.data).toEqual({one: 1, two: 2});
});
it('should not inherit route\'s data if it has component', () => {
const s = recognize(
[{
path: 'a',
component: ComponentA,
data: {one: 1},
children: [{path: 'b', data: {two: 2}, component: ComponentB}]
}],
'a/b');
const r: ActivatedRouteSnapshot = s.root.firstChild!.firstChild!;
expect(r.data).toEqual({two: 2});
});
it('should inherit route\'s data if paramsInheritanceStrategy is \'always\'', () => {
const s = recognize(
[{
path: 'a',
component: ComponentA,
data: {one: 1},
children: [{path: 'b', data: {two: 2}, component: ComponentB}]
}],
'a/b', 'always');
const r: ActivatedRouteSnapshot = s.root.firstChild!.firstChild!;
expect(r.data).toEqual({one: 1, two: 2});
});
it('should set resolved data', () => {
const s = recognize([{path: 'a', resolve: {one: 'some-token'}, component: ComponentA}], 'a');
const r: any = s.root.firstChild!;
expect(r._resolve).toEqual({one: 'some-token'});
});
});
describe('empty path', () => {
describe('root', () => {
it('should work', () => {
const s = recognize([{path: '', component: ComponentA}], '');
checkActivatedRoute(s.root.firstChild!, '', {}, ComponentA);
});
it('should match when terminal', () => {
const s = recognize([{path: '', pathMatch: 'full', component: ComponentA}], '');
checkActivatedRoute(s.root.firstChild!, '', {}, ComponentA);
});
it('should work (nested case)', () => {
const s = recognize(
[{path: '', component: ComponentA, children: [{path: '', component: ComponentB}]}], '');
checkActivatedRoute(s.root.firstChild!, '', {}, ComponentA);
checkActivatedRoute(s.root.firstChild!.firstChild!, '', {}, ComponentB);
});
it('should set url segment and index properly', () => {
const url = tree('') as any;
const s = recognize(
[{path: '', component: ComponentA, children: [{path: '', component: ComponentB}]}], '');
expect((s.root as any)._urlSegment.toString()).toEqual(url.root.toString());
expect((s.root as any)._lastPathIndex).toBe(-1);
const c = s.root.firstChild!;
expect((c as any)._urlSegment.toString()).toEqual(url.root.toString());
expect((c as any)._lastPathIndex).toBe(-1);
const c2 = s.root.firstChild!.firstChild!;
expect((c2 as any)._urlSegment.toString()).toEqual(url.root.toString());
expect((c2 as any)._lastPathIndex).toBe(-1);
});
it('should inherit params', () => {
const s = recognize(
[{
path: 'a',
component: ComponentA,
children:
[{path: '', component: ComponentB, children: [{path: '', component: ComponentC}]}]
}],
'/a;p=1');
checkActivatedRoute(s.root.firstChild!, 'a', {p: '1'}, ComponentA);
checkActivatedRoute(s.root.firstChild!.firstChild!, '', {p: '1'}, ComponentB);
checkActivatedRoute(s.root.firstChild!.firstChild!.firstChild!, '', {p: '1'}, ComponentC);
});
});
describe('aux split is in the middle', () => {
it('should match (non-terminal)', () => {
const s = recognize(
[{
path: 'a',
component: ComponentA,
children: [
{path: 'b', component: ComponentB}, {path: '', component: ComponentC, outlet: 'aux'}
]
}],
'a/b');
checkActivatedRoute(s.root.firstChild!, 'a', {}, ComponentA);
const c = s.root.firstChild!.children;
checkActivatedRoute(c[0], 'b', {}, ComponentB);
checkActivatedRoute(c[1], '', {}, ComponentC, 'aux');
});
it('should match (non-terminal) when both primary and secondary and primary has a child',
() => {
const config = [{
path: 'parent',
children: [
{
path: '',
component: ComponentA,
children: [
{path: 'b', component: ComponentB},
{path: 'c', component: ComponentC},
]
},
{
path: '',
component: ComponentD,
outlet: 'secondary',
}
]
}];
const s = recognize(config, 'parent/b');
checkActivatedRoute(s.root, '', {}, RootComponent);
checkActivatedRoute(s.root.firstChild!, 'parent', {}, undefined!);
const cc = s.root.firstChild!.children;
checkActivatedRoute(cc[0], '', {}, ComponentA);
checkActivatedRoute(cc[1], '', {}, ComponentD, 'secondary');
checkActivatedRoute(cc[0].firstChild!, 'b', {}, ComponentB);
});
it('should match (terminal)', () => {
const s = recognize(
[{
path: 'a',
component: ComponentA,
children: [
{path: 'b', component: ComponentB},
{path: '', pathMatch: 'full', component: ComponentC, outlet: 'aux'}
]
}],
'a/b');
checkActivatedRoute(s.root.firstChild!, 'a', {}, ComponentA);
const c = s.root.firstChild!.children;
expect(c.length).toEqual(1);
checkActivatedRoute(c[0], 'b', {}, ComponentB);
});
it('should set url segment and index properly', () => {
const url = tree('a/b') as any;
const s = recognize(
[{
path: 'a',
component: ComponentA,
children: [
{path: 'b', component: ComponentB}, {path: '', component: ComponentC, outlet: 'aux'}
]
}],
'a/b');
expect((s.root as any)._urlSegment.toString()).toEqual(url.root.toString());
expect((s.root as any)._lastPathIndex).toBe(-1);
const a = s.root.firstChild!;
expect((a as any)._urlSegment.toString())
.toEqual(url.root.children[PRIMARY_OUTLET].toString());
expect((a as any)._lastPathIndex).toBe(0);
const b = a.firstChild!;
expect((b as any)._urlSegment.toString())
.toEqual(url.root.children[PRIMARY_OUTLET].toString());
expect((b as any)._lastPathIndex).toBe(1);
const c = a.children[1];
expect((c as any)._urlSegment.toString())
.toEqual(url.root.children[PRIMARY_OUTLET].toString());
expect((c as any)._lastPathIndex).toBe(0);
});
it('should set url segment and index properly when nested empty-path segments', () => {
const url = tree('a') as any;
const s = recognize(
[{
path: 'a',
children:
[{path: '', component: ComponentB, children: [{path: '', component: ComponentC}]}]
}],
'a');
expect((s.root as any)._urlSegment.toString()).toEqual(url.root.toString());
expect((s.root as any)._lastPathIndex).toBe(-1);
const a = s.root.firstChild!;
expect((a as any)._urlSegment.toString())
.toEqual(url.root.children[PRIMARY_OUTLET].toString());
expect((a as any)._lastPathIndex).toBe(0);
const b = a.firstChild!;
expect((b as any)._urlSegment.toString())
.toEqual(url.root.children[PRIMARY_OUTLET].toString());
expect((b as any)._lastPathIndex).toBe(0);
const c = b.firstChild!;
expect((c as any)._urlSegment.toString())
.toEqual(url.root.children[PRIMARY_OUTLET].toString());
expect((c as any)._lastPathIndex).toBe(0);
});
it('should set url segment and index properly with the "corrected" option for nested empty-path segments',
() => {
const url = tree('a/b');
const s = recognize(
[{
path: 'a',
children: [{
path: 'b',
component: ComponentB,
children: [{
path: '',
component: ComponentC,
children: [{path: '', component: ComponentD}]
}]
}]
}],
'a/b', 'emptyOnly', 'corrected');
expect((s.root as any)._urlSegment.toString()).toEqual(url.root.toString());
expect((s.root as any)._lastPathIndex).toBe(-1);
const a = s.root.firstChild!;
expect((a as any)._urlSegment.toString())
.toEqual(url.root.children[PRIMARY_OUTLET].toString());
expect((a as any)._lastPathIndex).toBe(0);
const b = a.firstChild!;
expect((b as any)._urlSegment.toString())
.toEqual(url.root.children[PRIMARY_OUTLET].toString());
expect((b as any)._lastPathIndex).toBe(1);
const c = b.firstChild!;
expect((c as any)._urlSegment.toString())
.toEqual(url.root.children[PRIMARY_OUTLET].toString());
expect((c as any)._lastPathIndex).toBe(1);
const d = c.firstChild!;
expect((d as any)._urlSegment.toString())
.toEqual(url.root.children[PRIMARY_OUTLET].toString());
expect((d as any)._lastPathIndex).toBe(1);
});
it('should set url segment and index properly when nested empty-path segments (2)', () => {
const url = tree('');
const s = recognize(
[{
path: '',
children:
[{path: '', component: ComponentB, children: [{path: '', component: ComponentC}]}]
}],
'');
expect((s.root as any)._urlSegment.toString()).toEqual(url.root.toString());
expect((s.root as any)._lastPathIndex).toBe(-1);
const a = s.root.firstChild!;
expect((a as any)._urlSegment.toString()).toEqual(url.root.toString());
expect((a as any)._lastPathIndex).toBe(-1);
const b = a.firstChild!;
expect((b as any)._urlSegment.toString()).toEqual(url.root.toString());
expect((b as any)._lastPathIndex).toBe(-1);
const c = b.firstChild!;
expect((c as any)._urlSegment.toString()).toEqual(url.root.toString());
expect((c as any)._lastPathIndex).toBe(-1);
});
});
describe('aux split at the end (no right child)', () => {
it('should match (non-terminal)', () => {
const s = recognize(
[{
path: 'a',
component: ComponentA,
children: [
{path: '', component: ComponentB},
{path: '', component: ComponentC, outlet: 'aux'},
]
}],
'a');
checkActivatedRoute(s.root.firstChild!, 'a', {}, ComponentA);
const c = s.root.firstChild!.children;
checkActivatedRoute(c[0], '', {}, ComponentB);
checkActivatedRoute(c[1], '', {}, ComponentC, 'aux');
});
it('should match (terminal)', () => {
const s = recognize(
[{
path: 'a',
component: ComponentA,
children: [
{path: '', pathMatch: 'full', component: ComponentB},
{path: '', pathMatch: 'full', component: ComponentC, outlet: 'aux'},
]
}],
'a');
checkActivatedRoute(s.root.firstChild!, 'a', {}, ComponentA);
const c = s.root.firstChild!.children;
checkActivatedRoute(c[0], '', {}, ComponentB);
checkActivatedRoute(c[1], '', {}, ComponentC, 'aux');
});
it('should work only only primary outlet', () => {
const s = recognize(
[{
path: 'a',
component: ComponentA,
children: [
{path: '', component: ComponentB},
{path: 'c', component: ComponentC, outlet: 'aux'},
]
}],
'a/(aux:c)');
checkActivatedRoute(s.root.firstChild!, 'a', {}, ComponentA);
const c = s.root.firstChild!.children;
checkActivatedRoute(c[0], '', {}, ComponentB);
checkActivatedRoute(c[1], 'c', {}, ComponentC, 'aux');
});
it('should work when split is at the root level', () => {
const s = recognize(
[
{path: '', component: ComponentA}, {path: 'b', component: ComponentB},
{path: 'c', component: ComponentC, outlet: 'aux'}
],
'(aux:c)');
checkActivatedRoute(s.root, '', {}, RootComponent);
const children = s.root.children;
expect(children.length).toEqual(2);
checkActivatedRoute(children[0], '', {}, ComponentA);
checkActivatedRoute(children[1], 'c', {}, ComponentC, 'aux');
});
});
describe('split at the end (right child)', () => {
it('should match (non-terminal)', () => {
const s = recognize(
[{
path: 'a',
component: ComponentA,
children: [
{path: '', component: ComponentB, children: [{path: 'd', component: ComponentD}]},
{
path: '',
component: ComponentC,
outlet: 'aux',
children: [{path: 'e', component: ComponentE}]
},
]
}],
'a/(d//aux:e)');
checkActivatedRoute(s.root.firstChild!, 'a', {}, ComponentA);
const c = s.root.firstChild!.children;
checkActivatedRoute(c[0], '', {}, ComponentB);
checkActivatedRoute(c[0].firstChild!, 'd', {}, ComponentD);
checkActivatedRoute(c[1], '', {}, ComponentC, 'aux');
checkActivatedRoute(c[1].firstChild!, 'e', {}, ComponentE);
});
});
describe('with outlets', () => {
it('should work when outlet is a child of empty path parent', () => {
const s = recognize(
[{
path: '',
component: ComponentA,
children: [{path: 'b', outlet: 'b', component: ComponentB}]
}],
'(b:b)');
checkActivatedRoute(s.root.children[0], '', {}, ComponentA);
checkActivatedRoute(s.root.children[0].children[0], 'b', {}, ComponentB, 'b');
});
it('should work for outlets adjacent to empty path', () => {
const s = recognize(
[
{
path: '',
component: ComponentA,
children: [{path: '', component: ComponentC}],
},
{path: 'b', outlet: 'b', component: ComponentB}
],
'(b:b)');
const [primaryChild, outletChild] = s.root.children;
checkActivatedRoute(primaryChild, '', {}, ComponentA);
checkActivatedRoute(outletChild, 'b', {}, ComponentB, 'b');
checkActivatedRoute(primaryChild.children[0], '', {}, ComponentC);
});
it('should work with named outlets both adjecent to and as a child of empty path', () => {
const s = recognize(
[
{
path: '',
component: ComponentA,
children: [{path: 'b', outlet: 'b', component: ComponentB}]
},
{path: 'c', outlet: 'c', component: ComponentC}
],
'(b:b//c:c)');
checkActivatedRoute(s.root.children[0], '', {}, ComponentA);
checkActivatedRoute(s.root.children[1], 'c', {}, ComponentC, 'c');
checkActivatedRoute(s.root.children[0].children[0], 'b', {}, ComponentB, 'b');
});
it('should work with children outlets within two levels of empty parents', () => {
const s = recognize(
[{
path: '',
component: ComponentA,
children: [{
path: '',
component: ComponentB,
children: [{path: 'c', outlet: 'c', component: ComponentC}],
}]
}],
'(c:c)');
checkActivatedRoute(s.root.children[0], '', {}, ComponentA);
checkActivatedRoute(s.root.children[0].children[0], '', {}, ComponentB);
checkActivatedRoute(s.root.children[0].children[0].children[0], 'c', {}, ComponentC, 'c');
});
it('should not persist a primary segment beyond the boundary of a named outlet match', () => {
const s = new Recognizer(
RootComponent,
[
{
path: '',
component: ComponentA,
outlet: 'a',
children: [{path: 'b', component: ComponentB}],
},
],
tree('/b'), '/b', 'emptyOnly', 'corrected')
.recognize();
expect(s).toBeNull();
});
});
});
describe('wildcards', () => {
it('should support simple wildcards', () => {
const s = recognize([{path: '**', component: ComponentA}], 'a/b/c/d;a1=11');
checkActivatedRoute(s.root.firstChild!, 'a/b/c/d', {a1: '11'}, ComponentA);
});
});
describe('componentless routes', () => {
it('should work', () => {
const s = recognize(
[{
path: 'p/:id',
children: [
{path: 'a', component: ComponentA}, {path: 'b', component: ComponentB, outlet: 'aux'}
]
}],
'p/11;pp=22/(a;pa=33//aux:b;pb=44)');
const p = s.root.firstChild!;
checkActivatedRoute(p, 'p/11', {id: '11', pp: '22'}, undefined!);
const c = p.children;
checkActivatedRoute(c[0], 'a', {id: '11', pp: '22', pa: '33'}, ComponentA);
checkActivatedRoute(c[1], 'b', {id: '11', pp: '22', pb: '44'}, ComponentB, 'aux');
});
it('should inherit params until encounters a normal route', () => {
const s = recognize(
[{
path: 'p/:id',
children: [{
path: 'a/:name',
children: [
{path: 'b', component: ComponentB, children: [{path: 'c', component: ComponentC}]}
]
}]
}],
'p/11/a/victor/b/c');
const p = s.root.firstChild!;
checkActivatedRoute(p, 'p/11', {id: '11'}, undefined!);
const a = p.firstChild!;
checkActivatedRoute(a, 'a/victor', {id: '11', name: 'victor'}, undefined!);
const b = a.firstChild!;
checkActivatedRoute(b, 'b', {id: '11', name: 'victor'}, ComponentB);
const c = b.firstChild!;
checkActivatedRoute(c, 'c', {}, ComponentC);
});
it('should inherit all params if paramsInheritanceStrategy is \'always\'', () => {
const s = recognize(
[{
path: 'p/:id',
children: [{
path: 'a/:name',
children: [
{path: 'b', component: ComponentB, children: [{path: 'c', component: ComponentC}]}
]
}]
}],
'p/11/a/victor/b/c', 'always');
const c = s.root.firstChild!.firstChild!.firstChild!.firstChild!;
checkActivatedRoute(c, 'c', {id: '11', name: 'victor'}, ComponentC);
});
});
describe('empty URL leftovers', () => {
it('should not throw when no children matching', () => {
const s = recognize(
[{path: 'a', component: ComponentA, children: [{path: 'b', component: ComponentB}]}],
'/a');
const a = s.root.firstChild;
checkActivatedRoute(a!, 'a', {}, ComponentA);
});
it('should not throw when no children matching (aux routes)', () => {
const s = recognize(
[{
path: 'a',
component: ComponentA,
children: [
{path: 'b', component: ComponentB},
{path: '', component: ComponentC, outlet: 'aux'},
]
}],
'/a');
const a = s.root.firstChild!;
checkActivatedRoute(a, 'a', {}, ComponentA);
checkActivatedRoute(a.children[0], '', {}, ComponentC, 'aux');
});
});
describe('custom path matchers', () => {
it('should use custom path matcher', () => {
const matcher = (s: any, g: any, r: any) => {
if (s[0].path === 'a') {
return {consumed: s.slice(0, 2), posParams: {id: s[1]}};
} else {
return null;
}
};
const s = recognize(
[{
matcher: matcher,
component: ComponentA,
children: [{path: 'b', component: ComponentB}]
}] as any,
'/a/1;p=99/b');
const a = s.root.firstChild!;
checkActivatedRoute(a, 'a/1', {id: '1', p: '99'}, ComponentA);
checkActivatedRoute(a.firstChild!, 'b', {}, ComponentB);
});
it('should work with terminal route', () => {
const matcher = (s: any, g: any, r: any) => s.length === 0 ? ({consumed: s}) : null;
const s = recognize([{matcher, component: ComponentA}] as any, '');
const a = s.root.firstChild!;
checkActivatedRoute(a, '', {}, ComponentA);
});
it('should work with child terminal route', () => {
const matcher = (s: any, g: any, r: any) => s.length === 0 ? ({consumed: s}) : null;
const s = recognize(
[{path: 'a', component: ComponentA, children: [{matcher, component: ComponentB}]}] as any,
'a');
const a = s.root.firstChild!;
checkActivatedRoute(a, 'a', {}, ComponentA);
});
});
describe('query parameters', () => {
it('should support query params', () => {
const config = [{path: 'a', component: ComponentA}];
const s = recognize(config, 'a?q=11');
expect(s.root.queryParams).toEqual({q: '11'});
expect(s.root.queryParamMap.get('q')).toEqual('11');
});
it('should freeze query params object', () => {
const s = recognize([{path: 'a', component: ComponentA}], 'a?q=11');
expect(Object.isFrozen(s.root.queryParams)).toBeTruthy();
});
it('should not freeze UrlTree query params', () => {
const url = tree('a?q=11');
const s = recognize([{path: 'a', component: ComponentA}], 'a?q=11');
expect(Object.isFrozen(url.queryParams)).toBe(false);
});
});
describe('fragment', () => {
it('should support fragment', () => {
const config = [{path: 'a', component: ComponentA}];
const s = recognize(config, 'a#f1');
expect(s.root.fragment).toEqual('f1');
});
});
});
function recognize(
config: Routes, url: string, paramsInheritanceStrategy: 'emptyOnly'|'always' = 'emptyOnly',
relativeLinkResolution: 'legacy'|'corrected' = 'legacy'): RouterStateSnapshot {
const result =
new Recognizer(
RootComponent, config, tree(url), url, paramsInheritanceStrategy, relativeLinkResolution)
.recognize();
expect(result).not.toBeNull();
return result!;
}
function checkActivatedRoute(
actual: ActivatedRouteSnapshot, url: string, params: Params, cmp: Function,
outlet: string = PRIMARY_OUTLET): void {
if (actual === null) {
expect(actual).not.toBeNull();
} else {
expect(actual.url.map(s => s.path).join('/')).toEqual(url);
expect(actual.params).toEqual(params);
expect(actual.component as any).toBe(cmp);
expect(actual.outlet).toEqual(outlet);
}
}
function tree(url: string): UrlTree {
return new DefaultUrlSerializer().parse(url);
}
class RootComponent {}
class ComponentA {}
class ComponentB {}
class ComponentC {}
class ComponentD {}
class ComponentE {}