angular-cn/packages/upgrade/test/common/downgrade_component_adapter...

97 lines
4.2 KiB
TypeScript

/**
* @license
* Copyright Google Inc. 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 * as angular from '@angular/upgrade/src/common/angular1';
import {DowngradeComponentAdapter} from '@angular/upgrade/src/common/downgrade_component_adapter';
import {NgContentSelectorHelper} from '@angular/upgrade/src/common/ng_content_selector_helper';
import {nodes} from './test_helpers';
export function main() {
describe('DowngradeComponentAdapter', () => {
describe('groupNodesBySelector', () => {
function createAdapter(selectors: string[], contentNodes: Node[]): DowngradeComponentAdapter {
const selectorHelper = new NgContentSelectorHelper();
const fakeInjector = {get: function() { return selectorHelper; }};
const fakeScope = { $new: function() {} } as any;
const element = angular.element('<div></div>');
element.append(contentNodes);
return new DowngradeComponentAdapter(
'id', {component: null, selectors}, element, null, fakeScope, null, fakeInjector, null,
null, null, null);
}
it('should return an array of node collections for each selector', () => {
const contentNodes = nodes(
'<div class="x"><span>div-1 content</span></div>' +
'<input type="number" name="myNum">' +
'<input type="date" name="myDate">' +
'<span>span content</span>' +
'<div class="x"><span>div-2 content</span></div>');
const selectors = ['input[type=date]', 'span', '.x'];
const adapter = createAdapter(selectors, contentNodes);
const projectableNodes = adapter.groupProjectableNodes();
expect(projectableNodes[0]).toEqual(nodes('<input type="date" name="myDate">'));
expect(projectableNodes[1]).toEqual(nodes('<span>span content</span>'));
expect(projectableNodes[2])
.toEqual(nodes(
'<div class="x"><span>div-1 content</span></div>' +
'<div class="x"><span>div-2 content</span></div>'));
});
it('should collect up unmatched nodes for the wildcard selector', () => {
const contentNodes = nodes(
'<div class="x"><span>div-1 content</span></div>' +
'<input type="number" name="myNum">' +
'<input type="date" name="myDate">' +
'<span>span content</span>' +
'<div class="x"><span>div-2 content</span></div>');
const selectors = ['.x', '*', 'input[type=date]'];
const adapter = createAdapter(selectors, contentNodes);
const projectableNodes = adapter.groupProjectableNodes();
expect(projectableNodes[0])
.toEqual(nodes(
'<div class="x"><span>div-1 content</span></div>' +
'<div class="x"><span>div-2 content</span></div>'));
expect(projectableNodes[1])
.toEqual(nodes(
'<input type="number" name="myNum">' +
'<span>span content</span>'));
expect(projectableNodes[2]).toEqual(nodes('<input type="date" name="myDate">'));
});
it('should return an array of empty arrays if there are no nodes passed in', () => {
const selectors = ['.x', '*', 'input[type=date]'];
const adapter = createAdapter(selectors, []);
const projectableNodes = adapter.groupProjectableNodes();
expect(projectableNodes).toEqual([[], [], []]);
});
it('should return an empty array for each selector that does not match', () => {
const contentNodes = nodes(
'<div class="x"><span>div-1 content</span></div>' +
'<input type="number" name="myNum">' +
'<input type="date" name="myDate">' +
'<span>span content</span>' +
'<div class="x"><span>div-2 content</span></div>');
const adapter1 = createAdapter([], contentNodes);
const projectableNodes = adapter1.groupProjectableNodes();
expect(projectableNodes).toEqual([]);
const adapter2 = createAdapter(['.not-there'], contentNodes);
const noMatchSelectorNodes = adapter2.groupProjectableNodes();
expect(noMatchSelectorNodes).toEqual([[]]);
});
});
});
}