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我已经被链接到另一张票。这个错误只发生在测试中,并且我已经为每个链接消息导入了FormsModule。我正在使用Angular 2.2.1。无法绑定到'ngModel',因为它不是'input'的已知属性。测试.spec.ts
ngModel在'ng test'中没有定义我导入了FormsModule和ReactiveFormsModule没有任何效果。我一直在研究这个24小时,我没有更接近。大多数与升级有关,我用相同的问题擦除并重新启动,当使用ng generate创建时,测试模板非常光滑。
我用角CLI构建我的应用程序(并重建它...)和我已经加入的形式导入,因为它似乎很重要。
这里是我的简单的模板,请注意,这不是一个形式,而是一个div,它使没有区别。 'ng serve'看起来很合理,所以代码在理论上是正确的。
这里是我的形式...
<form class="form-horizontal">
<div class="form-group">
<label class="col-sm-2 control-label" for='line1'>Address 1</label>
<div class="col-sm-10">
<input type="text" class="form-control" placeholder="Line 1" id='line1' [(ngModel)]='address.line1' required>
</div>
</div>
<div class="form-group">
<label for="inputPassword" class="col-sm-2 control-label" for='line2'>Address 2</label>
<div class="col-sm-10">
<input type="text" class="form-control" id="line2" placeholder="Line 2" [(ngModel)]='address.line2'>
</div>
</div>
<div class="form-inline">
<div class="form-group">
<label for="inputPassword" class="col-sm-2 control-label" for='Suburb'>Suburb</label>
<div class="col-sm-6">
<input type="text" class="form-control" id="suburb" placeholder="Suburb" [(ngModel)]='address.suburb'>
</div>
<div class="col-sm-2">
<input type="text" class="form-control" id="State" placeholder="State" [(ngModel)]='address.state'>
</div>
<div class="col-sm-2">
<input type="text" class="form-control" id="postcode" placeholder="Postcode" [(ngModel)]='address.postcode'>
</div>
</div>
</div>
</form>
这里是我的测试规范,我加入CommonModule和ReactiveFormsModule和FormsBuilder大量的研究后,没有喜悦。
/* tslint:disable:no-unused-variable */
import { TestBed, async } from '@angular/core/testing';
import { CommonModule } from '@angular/common';
import { FormsModule, ReactiveFormsModule, FormBuilder } from '@angular/forms';
import { AddressComponent } from './address.component';
import { Address } from './address';
describe('Component: Address',() => {
beforeEach(() => {
TestBed.configureTestingModule({
declarations: [AddressComponent],
imports: [CommonModule, ReactiveFormsModule],
providers: [FormBuilder]
});
});
it('should create an instance',() => {
let component = new AddressComponent();
expect(component).toBeTruthy();
});
it('should handle address',() => {
expect(true).toBeTruthy();
});
});
这是我的组件。很简单...
import { Input, Component, OnInit } from '@angular/core';
import { Address } from './address';
@Component({
selector: 'app-address',
templateUrl: './address.component.html',
styleUrls: ['./address.component.css'],
})
export class AddressComponent implements OnInit {
@Input() address: Address;
constructor() { }
ngOnInit() {
}
}
错误我得到的是:
"): [email protected]:78
Can't bind to 'ngModel' since it isn't a known property of 'input'. ("iv class="col-sm-10">
<input type="text" class="form-control" id="line2" placeholder="Line 2" [ERROR ->][(ngModel)]='address.line2'>
我使用我使用的是刚生成的应用程序采用了棱角分明的CLI RC5 NIT 。它适用于ng服务。测试问题仅 – KenF
http://stackoverflow.com/questions/40373099/angular2-quickstart-tutorial-breaking-karma-tests-cant-bind-to-ngmodel-sin –