Angular 7使用NGRX并使用量角器进行e2e测试

问题描述 投票:0回答:2

我的应用程序有问题..

office.components.html

<div class="form-group" [class.text-danger]="form.name?.invalid && (form.name?.dirty || form.name?.touched)">
   <label for="name">OFFICE</label>
   <input name="name" type="text" class="form-control input-lg" value="" formControlName="name"
     [class.border-danger]="form.name?.invalid && (form.name?.dirty || form.name?.touched)" required />
   <div *ngIf="form.name?.errors && (form.name?.dirty || form.name?.touched)">
     <div [hidden]="!form.name?.errors.required">Office required</div>
     <div [hidden]="!form.name?.errors.minlength">Office is too short</div>
     <div [hidden]="!form.name?.errors.maxlength">Office is too long</div>
   </div>
 </div>

office.components.ts

officeForm = this.formBuilder.group({
    name: ['', [Validators.required, Validators.minLength(3), Validators.maxLength(250)]],
});


ngOnInit() {
    this.store.dispatch(new FetchOffice());
    this.officeSubscription = this.store.select('office').subscribe((officeState: OfficeState) => {
        this.officeForm.patchValue(officeState);
    });
}

office.e2e-spec.ts

it('check error message for required input', () => {
    const formNameElement = element(by.name('name'));
    formNameElement.clear();
    formNameElement.sendKeys(protractor.Key.TAB);
    const formNameElementParent = formNameElement.element(by.xpath('..'));
    const formNameElementError = formNameElementParent.element(by.xpath('div/div[1]'));
    expect(formNameElementError.getText()).toEqual('Office required');
});

错误失败:找不到使用定位器的元素:By(xpath,div / div [1])

但下面的测试有效

it('check error message for required input', () => {
    const formNameElement = element(by.name('name'));
    formNameElement.clear();
    formNameElement.sendKeys('1');
    formNameElement.sendKeys(protractor.Key.TAB);
    const formNameElementParent = formNameElement.element(by.xpath('..'));
    const formNameElementError = formNameElementParent.element(by.xpath('div/div[2]'));
    expect(formNameElementError.getText()).toEqual('Office is too short');
});

当我删除

this.officeForm.patchValue(officeState);

所有测试工作

angular protractor ngrx-store
2个回答
0
投票

链接xpath定位器时,需要在定位器前面加上././/语法。这表示您要查找相对于要链接的元素的元素。

虽然您的整个代码可以通过使用xpath axes来识别那些相关元素来简化。

例如,而不是你原来的

const formNameElement = element(by.name('name'));
const formNameElementParent = formNameElement.element(by.xpath('..'));
const formNameElementError = formNameElementParent.element(by.xpath('div/div[2]'));

您可以使用父轴实现相同(使用follow-sibling更新)

const formNameElement = element(by.name('name'));
const formNameElementError = element(by.xpath('//[@name="name]/following-sibling::div[1]'));

0
投票

我找到了解决方案。我不得不替换:

formNameElement.clear();
formNameElement.sendKeys(protractor.Key.TAB);

formNameElement.clear();
formNameElement.sendKeys('1');
formNameElement.sendKeys(protractor.Key.BACK_SPACE);
formNameElement.sendKeys(protractor.Key.TAB);
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