angular-cn/packages/compiler/test/output/value_util_spec.ts

24 lines
800 B
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 o from '../../src/output/output_ast';
import {convertValueToOutputAst} from '../../src/output/value_util';
describe('convertValueToOutputAst', () => {
it('should convert all array elements, including undefined', () => {
const ctx = null;
const value = new Array(3).concat('foo');
const expr = convertValueToOutputAst(ctx!, value) as o.LiteralArrayExpr;
expect(expr instanceof o.LiteralArrayExpr).toBe(true);
expect(expr.entries.length).toBe(4);
for (let i = 0; i < 4; ++i) {
expect(expr.entries[i] instanceof o.Expression).toBe(true);
}
});
});