angular-docs-cn/modules/angular1_router/test/ng_outlet_spec.js

871 lines
24 KiB
JavaScript

'use strict';
describe('ngOutlet', function () {
var elt,
$compile,
$rootScope,
$router,
$templateCache,
$controllerProvider,
$componentMapperProvider;
var OneController, TwoController, UserController;
function instructionFor(componentType) {
return jasmine.objectContaining({componentType: componentType});
}
beforeEach(function () {
module('ng');
module('ngComponentRouter');
module(function (_$controllerProvider_, _$componentMapperProvider_) {
$controllerProvider = _$controllerProvider_;
$componentMapperProvider = _$componentMapperProvider_;
});
inject(function (_$compile_, _$rootScope_, _$router_, _$templateCache_) {
$compile = _$compile_;
$rootScope = _$rootScope_;
$router = _$router_;
$templateCache = _$templateCache_;
});
UserController = registerComponent('user', '<div>hello {{user.name}}</div>', function ($routeParams) {
this.name = $routeParams.name;
});
OneController = registerComponent('one', '<div>{{one.number}}</div>', boringController('number', 'one'));
TwoController = registerComponent('two', '<div>{{two.number}}</div>', boringController('number', 'two'));
});
it('should work in a simple case', function () {
compile('<ng-outlet></ng-outlet>');
$router.config([
{ path: '/', component: OneController }
]);
$router.navigate('/');
$rootScope.$digest();
expect(elt.text()).toBe('one');
});
// See https://github.com/angular/router/issues/105
xit('should warn when instantiating a component with no controller', function () {
put('noController', '<div>{{ 2 + 2 }}</div>');
$router.config([
{ path: '/', component: 'noController' }
]);
spyOn(console, 'warn');
compile('<ng-outlet></ng-outlet>');
$router.navigate('/');
expect(console.warn).toHaveBeenCalledWith('Could not find controller for', 'NoControllerController');
expect(elt.text()).toBe('4');
});
it('should navigate between components with different parameters', function () {
$router.config([
{ path: '/user/:name', component: UserController }
]);
compile('<ng-outlet></ng-outlet>');
$router.navigate('/user/brian');
$rootScope.$digest();
expect(elt.text()).toBe('hello brian');
$router.navigate('/user/igor');
$rootScope.$digest();
expect(elt.text()).toBe('hello igor');
});
it('should not reactivate a parent when navigating between child components with different parameters', function () {
var spy = jasmine.createSpy('onActivate');
function ParentController() {}
ParentController.$routeConfig = [
{ path: '/user/:name', component: UserController }
];
ParentController.prototype.onActivate = spy;
registerComponent('parent', 'parent { <ng-outlet></ng-outlet> }', ParentController);
$router.config([
{ path: '/parent/...', component: ParentController }
]);
compile('<ng-outlet></ng-outlet>');
$router.navigate('/parent/user/brian');
$rootScope.$digest();
expect(spy).toHaveBeenCalled();
expect(elt.text()).toBe('parent { hello brian }');
spy.calls.reset();
$router.navigate('/parent/user/igor');
$rootScope.$digest();
expect(spy).not.toHaveBeenCalled();
expect(elt.text()).toBe('parent { hello igor }');
});
it('should work with nested outlets', function () {
var childComponent = registerComponent('childComponent', '<div>inner { <div ng-outlet></div> }</div>', [
{ path: '/b', component: OneController }
]);
$router.config([
{ path: '/a/...', component: childComponent }
]);
compile('<div>outer { <div ng-outlet></div> }</div>');
$router.navigate('/a/b');
$rootScope.$digest();
expect(elt.text()).toBe('outer { inner { one } }');
});
it('should work with recursive nested outlets', function () {
put('two', '<div>recur { <div ng-outlet></div> }</div>');
$router.config([
{ path: '/recur', component: TwoController },
{ path: '/', component: OneController }
]);
compile('<div>root { <div ng-outlet></div> }</div>');
$router.navigate('/');
$rootScope.$digest();
expect(elt.text()).toBe('root { one }');
});
it('should allow linking from the parent to the child', function () {
put('one', '<div>{{number}}</div>');
$router.config([
{ path: '/a', component: OneController },
{ path: '/b', component: TwoController, as: 'two' }
]);
compile('<a ng-link="[\'/two\']">link</a> | outer { <div ng-outlet></div> }');
$router.navigate('/a');
$rootScope.$digest();
expect(elt.find('a').attr('href')).toBe('./b');
});
it('should allow linking from the child and the parent', function () {
put('one', '<div><a ng-link="[\'/two\']">{{number}}</a></div>');
$router.config([
{ path: '/a', component: OneController },
{ path: '/b', component: TwoController, as: 'two' }
]);
compile('outer { <div ng-outlet></div> }');
$router.navigate('/a');
$rootScope.$digest();
expect(elt.find('a').attr('href')).toBe('./b');
});
it('should allow params in routerLink directive', function () {
put('router', '<div>outer { <div ng-outlet></div> }</div>');
put('one', '<div><a ng-link="[\'/two\', {param: \'lol\'}]">{{number}}</a></div>');
$router.config([
{ path: '/a', component: OneController },
{ path: '/b/:param', component: TwoController, as: 'two' }
]);
compile('<div ng-outlet></div>');
$router.navigate('/a');
$rootScope.$digest();
expect(elt.find('a').attr('href')).toBe('./b/lol');
});
// TODO: test dynamic links
it('should update the href of links with bound params', function () {
put('router', '<div>outer { <div ng-outlet></div> }</div>');
put('one', '<div><a ng-link="[\'/two\', {param: one.number}]">{{one.number}}</a></div>');
$router.config([
{ path: '/a', component: OneController },
{ path: '/b/:param', component: TwoController, as: 'two' }
]);
compile('<div ng-outlet></div>');
$router.navigate('/a');
$rootScope.$digest();
expect(elt.find('a').attr('href')).toBe('./b/one');
});
it('should run the activate hook of controllers', function () {
var spy = jasmine.createSpy('activate');
var activate = registerComponent('activate', '', {
onActivate: spy
});
$router.config([
{ path: '/a', component: activate }
]);
compile('<div>outer { <div ng-outlet></div> }</div>');
$router.navigate('/a');
$rootScope.$digest();
expect(spy).toHaveBeenCalled();
});
it('should pass instruction into the activate hook of a controller', function () {
var spy = jasmine.createSpy('activate');
var UserController = registerComponent('user', '', {
onActivate: spy
});
$router.config([
{ path: '/user/:name', component: UserController }
]);
compile('<div ng-outlet></div>');
$router.navigate('/user/brian');
$rootScope.$digest();
expect(spy).toHaveBeenCalledWith(instructionFor(UserController), undefined);
});
it('should pass previous instruction into the activate hook of a controller', function () {
var spy = jasmine.createSpy('activate');
var activate = registerComponent('activate', '', {
onActivate: spy
});
$router.config([
{ path: '/user/:name', component: OneController },
{ path: '/post/:id', component: activate }
]);
compile('<div ng-outlet></div>');
$router.navigate('/user/brian');
$rootScope.$digest();
$router.navigate('/post/123');
$rootScope.$digest();
expect(spy).toHaveBeenCalledWith(instructionFor(activate),
instructionFor(OneController));
});
it('should inject $scope into the controller constructor', function () {
var injectedScope;
var UserController = registerComponent('user', '', function ($scope) {
injectedScope = $scope;
});
$router.config([
{ path: '/user', component: UserController }
]);
compile('<div ng-outlet></div>');
$router.navigate('/user');
$rootScope.$digest();
expect(injectedScope).toBeDefined();
});
it('should run the deactivate hook of controllers', function () {
var spy = jasmine.createSpy('deactivate');
var deactivate = registerComponent('deactivate', '', {
onDeactivate: spy
});
$router.config([
{ path: '/a', component: deactivate },
{ path: '/b', component: OneController }
]);
compile('<div ng-outlet></div>');
$router.navigate('/a');
$rootScope.$digest();
$router.navigate('/b');
$rootScope.$digest();
expect(spy).toHaveBeenCalled();
});
it('should pass instructions into the deactivate hook of controllers', function () {
var spy = jasmine.createSpy('deactivate');
var deactivate = registerComponent('deactivate', '', {
onDeactivate: spy
});
$router.config([
{ path: '/user/:name', component: deactivate },
{ path: '/post/:id', component: OneController }
]);
compile('<div ng-outlet></div>');
$router.navigate('/user/brian');
$rootScope.$digest();
$router.navigate('/post/123');
$rootScope.$digest();
expect(spy).toHaveBeenCalledWith(instructionFor(OneController),
instructionFor(deactivate));
});
it('should run the deactivate hook before the activate hook', function () {
var log = [];
var activate = registerComponent('activate', '', {
onActivate: function () {
log.push('activate');
}
});
var deactivate = registerComponent('deactivate', '', {
onDeactivate: function () {
log.push('deactivate');
}
});
$router.config([
{ path: '/a', component: deactivate },
{ path: '/b', component: activate }
]);
compile('outer { <div ng-outlet></div> }');
$router.navigate('/a');
$rootScope.$digest();
$router.navigate('/b');
$rootScope.$digest();
expect(log).toEqual(['deactivate', 'activate']);
});
it('should reuse a component when the canReuse hook returns true', function () {
var log = [];
var cmpInstanceCount = 0;
function ReuseCmp() {
cmpInstanceCount++;
this.canReuse = function () {
return true;
};
this.onReuse = function (next, prev) {
log.push('reuse: ' + prev.urlPath + ' -> ' + next.urlPath);
};
}
ReuseCmp.$routeConfig = [{path: '/a', component: OneController}, {path: '/b', component: TwoController}];
registerComponent('reuse', 'reuse {<ng-outlet></ng-outlet>}', ReuseCmp);
$router.config([
{ path: '/on-reuse/:number/...', component: ReuseCmp }
]);
compile('outer { <div ng-outlet></div> }');
$router.navigate('/on-reuse/1/a');
$rootScope.$digest();
expect(log).toEqual([]);
expect(cmpInstanceCount).toBe(1);
expect(elt.text()).toBe('outer { reuse {one} }');
$router.navigate('/on-reuse/2/b');
$rootScope.$digest();
expect(log).toEqual(['reuse: on-reuse/1 -> on-reuse/2']);
expect(cmpInstanceCount).toBe(1);
expect(elt.text()).toBe('outer { reuse {two} }');
});
it('should not reuse a component when the canReuse hook returns false', function () {
var log = [];
var cmpInstanceCount = 0;
function NeverReuseCmp() {
cmpInstanceCount++;
this.canReuse = function () {
return false;
};
this.onReuse = function (next, prev) {
log.push('reuse: ' + prev.urlPath + ' -> ' + next.urlPath);
};
}
NeverReuseCmp.$routeConfig = [{path: '/a', component: OneController}, {path: '/b', component: TwoController}];
registerComponent('reuse', 'reuse {<ng-outlet></ng-outlet>}', NeverReuseCmp);
$router.config([
{ path: '/never-reuse/:number/...', component: NeverReuseCmp }
]);
compile('outer { <div ng-outlet></div> }');
$router.navigate('/never-reuse/1/a');
$rootScope.$digest();
expect(log).toEqual([]);
expect(cmpInstanceCount).toBe(1);
expect(elt.text()).toBe('outer { reuse {one} }');
$router.navigate('/never-reuse/2/b');
$rootScope.$digest();
expect(log).toEqual([]);
expect(cmpInstanceCount).toBe(2);
expect(elt.text()).toBe('outer { reuse {two} }');
});
it('should not activate a component when canActivate returns false', function () {
var spy = jasmine.createSpy('activate');
var activate = registerComponent('activate', '', {
canActivate: function () {
return false;
},
onActivate: spy
});
$router.config([
{ path: '/a', component: activate }
]);
compile('outer { <div ng-outlet></div> }');
$router.navigate('/a');
$rootScope.$digest();
expect(spy).not.toHaveBeenCalled();
expect(elt.text()).toBe('outer { }');
});
it('should activate a component when canActivate returns true', function () {
var spy = jasmine.createSpy('activate');
var activate = registerComponent('activate', 'hi', {
canActivate: function () {
return true;
},
onActivate: spy
});
$router.config([
{ path: '/a', component: activate }
]);
compile('<div ng-outlet></div>');
$router.navigate('/a');
$rootScope.$digest();
expect(spy).toHaveBeenCalled();
expect(elt.text()).toBe('hi');
});
it('should activate a component when canActivate returns a resolved promise', inject(function ($q) {
var spy = jasmine.createSpy('activate');
var activate = registerComponent('activate', 'hi', {
canActivate: function () {
return $q.when(true);
},
onActivate: spy
});
$router.config([
{ path: '/a', component: activate }
]);
compile('<div ng-outlet></div>');
$router.navigate('/a');
$rootScope.$digest();
expect(spy).toHaveBeenCalled();
expect(elt.text()).toBe('hi');
}));
it('should inject into the canActivate hook of controllers', inject(function ($http) {
var spy = jasmine.createSpy('canActivate').and.returnValue(true);
var activate = registerComponent('activate', '', {
canActivate: spy
});
spy.$inject = ['$routeParams', '$http'];
$router.config([
{ path: '/user/:name', component: activate }
]);
compile('<div ng-outlet></div>');
$router.navigate('/user/brian');
$rootScope.$digest();
expect(spy).toHaveBeenCalledWith({name: 'brian'}, $http);
}));
it('should not navigate when canDeactivate returns false', function () {
var activate = registerComponent('activate', 'hi', {
canDeactivate: function () {
return false;
}
});
$router.config([
{ path: '/a', component: activate },
{ path: '/b', component: OneController }
]);
compile('outer { <div ng-outlet></div> }');
$router.navigate('/a');
$rootScope.$digest();
expect(elt.text()).toBe('outer { hi }');
$router.navigate('/b');
$rootScope.$digest();
expect(elt.text()).toBe('outer { hi }');
});
it('should navigate when canDeactivate returns true', function () {
var activate = registerComponent('activate', 'hi', {
canDeactivate: function () {
return true;
}
});
$router.config([
{ path: '/a', component: activate },
{ path: '/b', component: OneController }
]);
compile('outer { <div ng-outlet></div> }');
$router.navigate('/a');
$rootScope.$digest();
expect(elt.text()).toBe('outer { hi }');
$router.navigate('/b');
$rootScope.$digest();
expect(elt.text()).toBe('outer { one }');
});
it('should activate a component when canActivate returns true', function () {
var spy = jasmine.createSpy('activate');
var activate = registerComponent('activate', 'hi', {
canActivate: function () {
return true;
},
onActivate: spy
});
$router.config([
{ path: '/a', component: activate }
]);
compile('<div ng-outlet></div>');
$router.navigate('/a');
$rootScope.$digest();
expect(spy).toHaveBeenCalled();
expect(elt.text()).toBe('hi');
});
it('should pass instructions into the canDeactivate hook of controllers', function () {
var spy = jasmine.createSpy('canDeactivate').and.returnValue(true);
var deactivate = registerComponent('deactivate', '', {
canDeactivate: spy
});
$router.config([
{ path: '/user/:name', component: deactivate },
{ path: '/post/:id', component: OneController }
]);
compile('<div ng-outlet></div>');
$router.navigate('/user/brian');
$rootScope.$digest();
$router.navigate('/post/123');
$rootScope.$digest();
expect(spy).toHaveBeenCalledWith(instructionFor(OneController),
instructionFor(deactivate));
});
it('should change location path', inject(function ($location) {
$router.config([
{ path: '/user', component: UserController }
]);
compile('<div ng-outlet></div>');
$router.navigate('/user');
$rootScope.$digest();
expect($location.path()).toBe('/user');
}));
// TODO: test injecting $scope
it('should navigate on left-mouse click when a link url matches a route', function () {
$router.config([
{ path: '/', component: OneController },
{ path: '/two', component: TwoController }
]);
compile('<a href="/two">link</a> | <div ng-outlet></div>');
$rootScope.$digest();
expect(elt.text()).toBe('link | one');
elt.find('a')[0].click();
$rootScope.$digest();
expect(elt.text()).toBe('link | two');
});
it('should not navigate on non-left mouse click when a link url matches a route', inject(function ($router) {
$router.config([
{ path: '/', component: OneController },
{ path: '/two', component: TwoController }
]);
compile('<a href="./two">link</a> | <div ng-outlet></div>');
$rootScope.$digest();
expect(elt.text()).toBe('link | one');
elt.find('a').triggerHandler({ type: 'click', which: 3 });
$rootScope.$digest();
expect(elt.text()).toBe('link | one');
}));
// See https://github.com/angular/router/issues/206
it('should not navigate a link without an href', function () {
$router.config([
{ path: '/', component: OneController },
{ path: '/two', component: TwoController }
]);
expect(function () {
compile('<a>link</a>');
$rootScope.$digest();
expect(elt.text()).toBe('link');
elt.find('a')[0].click();
$rootScope.$digest();
}).not.toThrow();
});
it('should change location to the canonical route', inject(function ($location) {
compile('<div ng-outlet></div>');
$router.config([
{ path: '/', redirectTo: '/user' },
{ path: '/user', component: UserController }
]);
$router.navigate('/');
$rootScope.$digest();
expect($location.path()).toBe('/user');
}));
it('should change location to the canonical route with nested components', inject(function ($location) {
var childRouter = registerComponent('childRouter', '<div>inner { <div ng-outlet></div> }</div>', [
{ path: '/old-child', redirectTo: '/new-child' },
{ path: '/new-child', component: OneController},
{ path: '/old-child-two', redirectTo: '/new-child-two' },
{ path: '/new-child-two', component: TwoController}
]);
$router.config([
{ path: '/old-parent', redirectTo: '/new-parent' },
{ path: '/new-parent/...', component: childRouter }
]);
compile('<div ng-outlet></div>');
$router.navigate('/old-parent/old-child');
$rootScope.$digest();
expect($location.path()).toBe('/new-parent/new-child');
expect(elt.text()).toBe('inner { one }');
$router.navigate('/old-parent/old-child-two');
$rootScope.$digest();
expect($location.path()).toBe('/new-parent/new-child-two');
expect(elt.text()).toBe('inner { two }');
}));
it('should navigate when the location path changes', inject(function ($location) {
$router.config([
{ path: '/one', component: OneController }
]);
compile('<div ng-outlet></div>');
$location.path('/one');
$rootScope.$digest();
expect(elt.text()).toBe('one');
}));
it('should expose a "navigating" property on $router', inject(function ($q) {
var defer;
var pendingActivate = registerComponent('pendingActivate', '', {
onActivate: function () {
defer = $q.defer();
return defer.promise;
}
});
$router.config([
{ path: '/pendingActivate', component: pendingActivate }
]);
compile('<div ng-outlet></div>');
$router.navigate('/pendingActivate');
$rootScope.$digest();
expect($router.navigating).toBe(true);
defer.resolve();
$rootScope.$digest();
expect($router.navigating).toBe(false);
}));
function registerComponent(name, template, config) {
var Ctrl;
if (!template) {
template = '';
}
if (!config) {
Ctrl = function () {};
} else if (angular.isArray(config)) {
Ctrl = function () {};
Ctrl.annotations = [new angular.annotations.RouteConfig(config)];
} else if (typeof config === 'function') {
Ctrl = config;
} else {
Ctrl = function () {};
if (config.canActivate) {
Ctrl.$canActivate = config.canActivate;
delete config.canActivate;
}
Ctrl.prototype = config;
}
$controllerProvider.register(componentControllerName(name), Ctrl);
put(name, template);
return Ctrl;
}
function boringController(model, value) {
return function () {
this[model] = value;
};
}
function put(name, template) {
$templateCache.put(componentTemplatePath(name), [200, template, {}]);
}
function compile(template) {
elt = $compile('<div>' + template + '</div>')($rootScope);
$rootScope.$digest();
return elt;
}
});
describe('ngOutlet animations', function () {
var elt,
$animate,
$compile,
$rootScope,
$router,
$templateCache,
$controllerProvider;
function UserController($routeParams) {
this.name = $routeParams.name;
}
beforeEach(function () {
module('ngAnimate');
module('ngAnimateMock');
module('ngComponentRouter');
module(function (_$controllerProvider_) {
$controllerProvider = _$controllerProvider_;
});
inject(function (_$animate_, _$compile_, _$rootScope_, _$router_, _$templateCache_) {
$animate = _$animate_;
$compile = _$compile_;
$rootScope = _$rootScope_;
$router = _$router_;
$templateCache = _$templateCache_;
});
put('user', '<div>hello {{user.name}}</div>');
$controllerProvider.register('UserController', UserController);
});
afterEach(function () {
expect($animate.queue).toEqual([]);
});
it('should work in a simple case', function () {
var item;
compile('<div ng-outlet></div>');
$router.config([
{ path: '/user/:name', component: UserController }
]);
$router.navigate('/user/brian');
$rootScope.$digest();
expect(elt.text()).toBe('hello brian');
// "user" component enters
item = $animate.queue.shift();
expect(item.event).toBe('enter');
// navigate to pete
$router.navigate('/user/pete');
$rootScope.$digest();
expect(elt.text()).toBe('hello pete');
// "user pete" component enters
item = $animate.queue.shift();
expect(item.event).toBe('enter');
expect(item.element.text()).toBe('hello pete');
// "user brian" component leaves
item = $animate.queue.shift();
expect(item.event).toBe('leave');
expect(item.element.text()).toBe('hello brian');
});
function put(name, template) {
$templateCache.put(componentTemplatePath(name), [200, template, {}]);
}
function compile(template) {
elt = $compile('<div>' + template + '</div>')($rootScope);
$rootScope.$digest();
return elt;
}
});