angular-docs-cn/modules/@angular/upgrade/test/aot/component_info_spec.ts

/**
 * @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 {PropertyBinding} from '@angular/upgrade/src/aot/component_info';

export function main() {
  describe('PropertyBinding', () => {
    it('should process a simple binding', () => {
      const binding = new PropertyBinding('someBinding');
      expect(binding.binding).toEqual('someBinding');
      expect(binding.prop).toEqual('someBinding');
      expect(binding.attr).toEqual('someBinding');
      expect(binding.bracketAttr).toEqual('[someBinding]');
      expect(binding.bracketParenAttr).toEqual('[(someBinding)]');
      expect(binding.parenAttr).toEqual('(someBinding)');
      expect(binding.onAttr).toEqual('onSomeBinding');
      expect(binding.bindAttr).toEqual('bindSomeBinding');
      expect(binding.bindonAttr).toEqual('bindonSomeBinding');
    });

    it('should process a two-part binding', () => {
      const binding = new PropertyBinding('someProp:someAttr');
      expect(binding.binding).toEqual('someProp:someAttr');
      expect(binding.prop).toEqual('someProp');
      expect(binding.attr).toEqual('someAttr');
      expect(binding.bracketAttr).toEqual('[someAttr]');
      expect(binding.bracketParenAttr).toEqual('[(someAttr)]');
      expect(binding.parenAttr).toEqual('(someAttr)');
      expect(binding.onAttr).toEqual('onSomeAttr');
      expect(binding.bindAttr).toEqual('bindSomeAttr');
      expect(binding.bindonAttr).toEqual('bindonSomeAttr');
    });

    it('should cope with whitespace', () => {
      const binding = new PropertyBinding(' someProp : someAttr ');
      expect(binding.binding).toEqual(' someProp : someAttr ');
      expect(binding.prop).toEqual('someProp');
      expect(binding.attr).toEqual('someAttr');
      expect(binding.bracketAttr).toEqual('[someAttr]');
      expect(binding.bracketParenAttr).toEqual('[(someAttr)]');
      expect(binding.parenAttr).toEqual('(someAttr)');
      expect(binding.onAttr).toEqual('onSomeAttr');
      expect(binding.bindAttr).toEqual('bindSomeAttr');
      expect(binding.bindonAttr).toEqual('bindonSomeAttr');
    });
  });
}