124 lines
4.9 KiB
TypeScript
124 lines
4.9 KiB
TypeScript
/**
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* @license
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* Copyright Google Inc. All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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import {fakeAsync, tick} from '@angular/core/testing';
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import {beforeEach, describe, expect, it} from '@angular/core/testing/src/testing_internal';
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import {FormBuilder} from '@angular/forms';
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import {of } from 'rxjs';
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(function() {
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function syncValidator(_: any /** TODO #9100 */): any /** TODO #9100 */ { return null; }
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function asyncValidator(_: any /** TODO #9100 */) { return Promise.resolve(null); }
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describe('Form Builder', () => {
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let b: FormBuilder;
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beforeEach(() => { b = new FormBuilder(); });
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it('should create controls from a value', () => {
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const g = b.group({'login': 'some value'});
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expect(g.controls['login'].value).toEqual('some value');
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});
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it('should create controls from a boxed value', () => {
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const g = b.group({'login': {value: 'some value', disabled: true}});
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expect(g.controls['login'].value).toEqual('some value');
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expect(g.controls['login'].disabled).toEqual(true);
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});
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it('should create controls from an array', () => {
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const g = b.group(
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{'login': ['some value'], 'password': ['some value', syncValidator, asyncValidator]});
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expect(g.controls['login'].value).toEqual('some value');
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expect(g.controls['password'].value).toEqual('some value');
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expect(g.controls['password'].validator).toEqual(syncValidator);
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expect(g.controls['password'].asyncValidator).toEqual(asyncValidator);
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});
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it('should use controls whose form state is a primitive value', () => {
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const g = b.group({'login': b.control('some value', syncValidator, asyncValidator)});
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expect(g.controls['login'].value).toEqual('some value');
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expect(g.controls['login'].validator).toBe(syncValidator);
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expect(g.controls['login'].asyncValidator).toBe(asyncValidator);
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});
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it('should support controls with no validators and whose form state is null', () => {
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const g = b.group({'login': b.control(null)});
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expect(g.controls['login'].value).toBeNull();
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expect(g.controls['login'].validator).toBeNull();
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expect(g.controls['login'].asyncValidator).toBeNull();
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});
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it('should support controls with validators and whose form state is null', () => {
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const g = b.group({'login': b.control(null, syncValidator, asyncValidator)});
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expect(g.controls['login'].value).toBeNull();
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expect(g.controls['login'].validator).toBe(syncValidator);
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expect(g.controls['login'].asyncValidator).toBe(asyncValidator);
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});
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it('should support controls with no validators and whose form state is undefined', () => {
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const g = b.group({'login': b.control(undefined)});
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expect(g.controls['login'].value).toBeNull();
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expect(g.controls['login'].validator).toBeNull();
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expect(g.controls['login'].asyncValidator).toBeNull();
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});
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it('should support controls with validators and whose form state is undefined', () => {
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const g = b.group({'login': b.control(undefined, syncValidator, asyncValidator)});
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expect(g.controls['login'].value).toBeNull();
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expect(g.controls['login'].validator).toBe(syncValidator);
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expect(g.controls['login'].asyncValidator).toBe(asyncValidator);
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});
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it('should create groups with a custom validator', () => {
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const g = b.group(
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{'login': 'some value'}, {'validator': syncValidator, 'asyncValidator': asyncValidator});
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expect(g.validator).toBe(syncValidator);
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expect(g.asyncValidator).toBe(asyncValidator);
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});
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it('should create control arrays', () => {
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const c = b.control('three');
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const e = b.control(null);
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const f = b.control(undefined);
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const a = b.array(
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['one', ['two', syncValidator], c, b.array(['four']), e, f], syncValidator,
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asyncValidator);
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expect(a.value).toEqual(['one', 'two', 'three', ['four'], null, null]);
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expect(a.validator).toBe(syncValidator);
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expect(a.asyncValidator).toBe(asyncValidator);
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});
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it('should create control arrays with multiple async validators', fakeAsync(() => {
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function asyncValidator1() { return of ({'async1': true}); }
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function asyncValidator2() { return of ({'async2': true}); }
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const a = b.array(['one', 'two'], null, [asyncValidator1, asyncValidator2]);
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expect(a.value).toEqual(['one', 'two']);
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tick();
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expect(a.errors).toEqual({'async1': true, 'async2': true});
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}));
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it('should create control arrays with multiple sync validators', () => {
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function syncValidator1() { return {'sync1': true}; }
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function syncValidator2() { return {'sync2': true}; }
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const a = b.array(['one', 'two'], [syncValidator1, syncValidator2]);
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expect(a.value).toEqual(['one', 'two']);
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expect(a.errors).toEqual({'sync1': true, 'sync2': true});
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});
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});
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})();
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