angular-cn/modules/angular2/test/render/dom/view/view_spec.ts

75 lines
2.3 KiB
TypeScript

import {
AsyncTestCompleter,
beforeEach,
ddescribe,
xdescribe,
describe,
el,
dispatchEvent,
expect,
iit,
inject,
beforeEachBindings,
it,
xit,
SpyObject,
proxy
} from 'angular2/test_lib';
import {isBlank} from 'angular2/src/facade/lang';
import {ListWrapper} from 'angular2/src/facade/collection';
import {DomProtoView} from 'angular2/src/render/dom/view/proto_view';
import {ElementBinder} from 'angular2/src/render/dom/view/element_binder';
import {DomView} from 'angular2/src/render/dom/view/view';
import {DomElement} from 'angular2/src/render/dom/view/element';
import {DOM} from 'angular2/src/dom/dom_adapter';
export function main() {
describe('DomView', () => {
function createProtoView(binders = null) {
if (isBlank(binders)) {
binders = [];
}
var rootEl = el('<div></div>');
return new DomProtoView(
{element: rootEl, elementBinders: binders, transitiveContentTagCount: 0});
}
function createView(pv = null, boundElementCount = 0) {
if (isBlank(pv)) {
pv = createProtoView();
}
var root = el('<div><div></div></div>');
var boundElements = [];
for (var i = 0; i < boundElementCount; i++) {
ListWrapper.push(boundElements,
new DomElement(pv.elementBinders[i], el('<span></span'), null));
}
return new DomView(pv, [DOM.childNodes(root)[0]], [], boundElements);
}
function createElementBinder(parentIndex: number = 0, distanceToParent: number = 1) {
return new ElementBinder(
{parentIndex: parentIndex, distanceToParent: distanceToParent, textNodeIndices: []});
}
describe('getDirectParentElement', () => {
it('should return the DomElement of the direct parent', () => {
var pv = createProtoView([createElementBinder(), createElementBinder(0, 1)]);
var view = createView(pv, 2);
expect(view.getDirectParentElement(1)).toBe(view.boundElements[0]);
});
it('should return null if the direct parent is not bound', () => {
var pv = createProtoView(
[createElementBinder(), createElementBinder(), createElementBinder(0, 2)]);
var view = createView(pv, 3);
expect(view.getDirectParentElement(2)).toBe(null);
});
});
});
}