/
commonjs_host_import_helper_spec.ts
97 lines (88 loc) 路 3.79 KB
/
commonjs_host_import_helper_spec.ts
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/**
* @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 {absoluteFrom, getFileSystem} from '../../../src/ngtsc/file_system';
import {TestFile, runInEachFileSystem} from '../../../src/ngtsc/file_system/testing';
import {isNamedVariableDeclaration} from '../../../src/ngtsc/reflection';
import {getDeclaration} from '../../../src/ngtsc/testing';
import {loadFakeCore, loadTestFiles} from '../../../test/helpers';
import {CommonJsReflectionHost} from '../../src/host/commonjs_host';
import {MockLogger} from '../helpers/mock_logger';
import {makeTestBundleProgram} from '../helpers/utils';
runInEachFileSystem(() => {
describe('CommonJsReflectionHost [import helper style]', () => {
let _: typeof absoluteFrom;
let TOPLEVEL_DECORATORS_FILE: TestFile;
beforeEach(() => {
_ = absoluteFrom;
TOPLEVEL_DECORATORS_FILE = {
name: _('/toplevel_decorators.cjs.js'),
contents: `
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var core = require('@angular/core');
var INJECTED_TOKEN = new InjectionToken('injected');
var ViewContainerRef = {};
var TemplateRef = {};
var SomeDirective = (function() {
function SomeDirective(_viewContainer, _template, injected) {}
return SomeDirective;
}());
SomeDirective = __decorate([
core.Directive({ selector: '[someDirective]' }),
__metadata("design:paramtypes", [core.ViewContainerRef, core.TemplateRef])
], SomeDirective);
__decorate([
core.Input(),
], SomeDirective.prototype, "input1", void 0);
__decorate([
core.Input(),
], SomeDirective.prototype, "input2", void 0);
exports.SomeDirective = SomeDirective;
var OtherDirective = (function() {
function OtherDirective(_viewContainer, _template, injected) {}
return OtherDirective;
}());
OtherDirective = __decorate([
core.Directive({ selector: '[OtherDirective]' }),
__metadata("design:paramtypes", [core.ViewContainerRef, core.TemplateRef])
], OtherDirective);
__decorate([
core.Input(),
], OtherDirective.prototype, "input1", void 0);
__decorate([
core.Input(),
], OtherDirective.prototype, "input2", void 0);
exports.OtherDirective = OtherDirective;
`
};
});
describe('getDecoratorsOfDeclaration()', () => {
it('should find the decorators on a class at the top level', () => {
loadFakeCore(getFileSystem());
loadTestFiles([TOPLEVEL_DECORATORS_FILE]);
const {program, host: compilerHost} = makeTestBundleProgram(TOPLEVEL_DECORATORS_FILE.name);
const host = new CommonJsReflectionHost(new MockLogger(), false, program, compilerHost);
const classNode = getDeclaration(
program, TOPLEVEL_DECORATORS_FILE.name, 'SomeDirective', isNamedVariableDeclaration);
const decorators = host.getDecoratorsOfDeclaration(classNode) !;
expect(decorators.length).toEqual(1);
const decorator = decorators[0];
expect(decorator.name).toEqual('Directive');
expect(decorator.identifier !.getText()).toEqual('core.Directive');
expect(decorator.import).toEqual({name: 'Directive', from: '@angular/core'});
expect(decorator.args !.map(arg => arg.getText())).toEqual([
'{ selector: \'[someDirective]\' }',
]);
});
});
});
});