577 lines
		
	
	
		
			23 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
			
		
		
	
	
			577 lines
		
	
	
		
			23 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 {SimpleChange} from '@angular/core/src/change_detection';
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import {fakeAsync, flushMicrotasks, tick} from '@angular/core/testing';
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import {Log, afterEach, beforeEach, ddescribe, describe, expect, iit, inject, it, xit} from '@angular/core/testing/testing_internal';
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import {CheckboxControlValueAccessor, ControlValueAccessor, DefaultValueAccessor, FormArray, FormArrayName, FormControl, FormControlDirective, FormControlName, FormGroup, FormGroupDirective, FormGroupName, NgControl, NgForm, NgModel, NgModelGroup, SelectControlValueAccessor, SelectMultipleControlValueAccessor, Validator, Validators} from '@angular/forms';
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import {composeValidators, selectValueAccessor} from '@angular/forms/src/directives/shared';
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import {SpyNgControl, SpyValueAccessor} from './spies';
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class DummyControlValueAccessor implements ControlValueAccessor {
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  writtenValue: any;
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  registerOnChange(fn: any /** TODO #9100 */) {}
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  registerOnTouched(fn: any /** TODO #9100 */) {}
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  writeValue(obj: any): void { this.writtenValue = obj; }
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}
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class CustomValidatorDirective implements Validator {
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  validate(c: FormControl): {[key: string]: any} { return {'custom': true}; }
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}
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function asyncValidator(expected: any /** TODO #9100 */, timeout = 0) {
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  return (c: any /** TODO #9100 */) => {
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    var resolve: (result: any) => void;
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    var promise = new Promise(res => { resolve = res; });
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    var res = c.value != expected ? {'async': true} : null;
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    if (timeout == 0) {
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      resolve(res);
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    } else {
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      setTimeout(() => { resolve(res); }, timeout);
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    }
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    return promise;
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  };
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}
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export function main() {
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  describe('Form Directives', () => {
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    var defaultAccessor: DefaultValueAccessor;
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    beforeEach(() => { defaultAccessor = new DefaultValueAccessor(null, null); });
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    describe('shared', () => {
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      describe('selectValueAccessor', () => {
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        var dir: NgControl;
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        beforeEach(() => { dir = <any>new SpyNgControl(); });
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        it('should throw when given an empty array',
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           () => { expect(() => selectValueAccessor(dir, [])).toThrowError(); });
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        it('should return the default value accessor when no other provided',
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           () => { expect(selectValueAccessor(dir, [defaultAccessor])).toEqual(defaultAccessor); });
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        it('should return checkbox accessor when provided', () => {
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          var checkboxAccessor = new CheckboxControlValueAccessor(null, null);
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          expect(selectValueAccessor(dir, [
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            defaultAccessor, checkboxAccessor
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          ])).toEqual(checkboxAccessor);
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        });
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        it('should return select accessor when provided', () => {
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          var selectAccessor = new SelectControlValueAccessor(null, null);
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          expect(selectValueAccessor(dir, [
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            defaultAccessor, selectAccessor
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          ])).toEqual(selectAccessor);
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        });
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        it('should return select multiple accessor when provided', () => {
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          const selectMultipleAccessor = new SelectMultipleControlValueAccessor(null, null);
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          expect(selectValueAccessor(dir, [
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            defaultAccessor, selectMultipleAccessor
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          ])).toEqual(selectMultipleAccessor);
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        });
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        it('should throw when more than one build-in accessor is provided', () => {
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          var checkboxAccessor = new CheckboxControlValueAccessor(null, null);
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          var selectAccessor = new SelectControlValueAccessor(null, null);
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          expect(() => selectValueAccessor(dir, [checkboxAccessor, selectAccessor])).toThrowError();
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        });
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        it('should return custom accessor when provided', () => {
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          var customAccessor = new SpyValueAccessor();
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          var checkboxAccessor = new CheckboxControlValueAccessor(null, null);
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          expect(selectValueAccessor(dir, <any>[defaultAccessor, customAccessor, checkboxAccessor]))
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              .toEqual(customAccessor);
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        });
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        it('should return custom accessor when provided with select multiple', () => {
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          const customAccessor = new SpyValueAccessor();
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          const selectMultipleAccessor = new SelectMultipleControlValueAccessor(null, null);
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          expect(selectValueAccessor(
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                     dir, <any>[defaultAccessor, customAccessor, selectMultipleAccessor]))
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              .toEqual(customAccessor);
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        });
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        it('should throw when more than one custom accessor is provided', () => {
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          var customAccessor: ControlValueAccessor = <any>new SpyValueAccessor();
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          expect(() => selectValueAccessor(dir, [customAccessor, customAccessor])).toThrowError();
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        });
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      });
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      describe('composeValidators', () => {
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        it('should compose functions', () => {
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          var dummy1 = (_: any /** TODO #9100 */) => ({'dummy1': true});
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          var dummy2 = (_: any /** TODO #9100 */) => ({'dummy2': true});
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          var v = composeValidators([dummy1, dummy2]);
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          expect(v(new FormControl(''))).toEqual({'dummy1': true, 'dummy2': true});
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        });
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        it('should compose validator directives', () => {
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          var dummy1 = (_: any /** TODO #9100 */) => ({'dummy1': true});
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          var v = composeValidators([dummy1, new CustomValidatorDirective()]);
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          expect(v(new FormControl(''))).toEqual({'dummy1': true, 'custom': true});
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        });
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      });
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    });
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    describe('formGroup', () => {
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      let form: FormGroupDirective;
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      let formModel: FormGroup;
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      let loginControlDir: FormControlName;
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      beforeEach(() => {
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        form = new FormGroupDirective([], []);
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        formModel = new FormGroup({
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          'login': new FormControl(),
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          'passwords': new FormGroup(
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              {'password': new FormControl(), 'passwordConfirm': new FormControl()})
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        });
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        form.form = formModel;
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        loginControlDir = new FormControlName(
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            form, [Validators.required], [asyncValidator('expected')], [defaultAccessor]);
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        loginControlDir.name = 'login';
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        loginControlDir.valueAccessor = new DummyControlValueAccessor();
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      });
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      it('should reexport control properties', () => {
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        expect(form.control).toBe(formModel);
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        expect(form.value).toBe(formModel.value);
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        expect(form.valid).toBe(formModel.valid);
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        expect(form.invalid).toBe(formModel.invalid);
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        expect(form.pending).toBe(formModel.pending);
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        expect(form.errors).toBe(formModel.errors);
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        expect(form.pristine).toBe(formModel.pristine);
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        expect(form.dirty).toBe(formModel.dirty);
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        expect(form.touched).toBe(formModel.touched);
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        expect(form.untouched).toBe(formModel.untouched);
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        expect(form.statusChanges).toBe(formModel.statusChanges);
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        expect(form.valueChanges).toBe(formModel.valueChanges);
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      });
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      describe('addControl', () => {
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        it('should throw when no control found', () => {
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          const dir = new FormControlName(form, null, null, [defaultAccessor]);
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          dir.name = 'invalidName';
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          expect(() => form.addControl(dir))
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              .toThrowError(new RegExp(`Cannot find control with name: 'invalidName'`));
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        });
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        it('should throw for a named control when no value accessor', () => {
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          const dir = new FormControlName(form, null, null, null);
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          dir.name = 'login';
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          expect(() => form.addControl(dir))
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              .toThrowError(new RegExp(`No value accessor for form control with name: 'login'`));
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        });
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        it('should throw when no value accessor with path', () => {
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          const group = new FormGroupName(form, null, null);
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          const dir = new FormControlName(group, null, null, null);
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          group.name = 'passwords';
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          dir.name = 'password';
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          expect(() => form.addControl(dir))
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              .toThrowError(new RegExp(
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                  `No value accessor for form control with path: 'passwords -> password'`));
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        });
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        it('should set up validators', fakeAsync(() => {
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             form.addControl(loginControlDir);
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             // sync validators are set
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             expect(formModel.hasError('required', ['login'])).toBe(true);
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             expect(formModel.hasError('async', ['login'])).toBe(false);
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             (<FormControl>formModel.get('login')).setValue('invalid value');
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             // sync validator passes, running async validators
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             expect(formModel.pending).toBe(true);
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             tick();
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             expect(formModel.hasError('required', ['login'])).toBe(false);
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             expect(formModel.hasError('async', ['login'])).toBe(true);
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           }));
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        it('should write value to the DOM', () => {
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          (<FormControl>formModel.get(['login'])).setValue('initValue');
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          form.addControl(loginControlDir);
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          expect((<any>loginControlDir.valueAccessor).writtenValue).toEqual('initValue');
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        });
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        it('should add the directive to the list of directives included in the form', () => {
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          form.addControl(loginControlDir);
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          expect(form.directives).toEqual([loginControlDir]);
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        });
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      });
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      describe('addFormGroup', () => {
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        var matchingPasswordsValidator = (g: any /** TODO #9100 */) => {
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          if (g.controls['password'].value != g.controls['passwordConfirm'].value) {
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            return {'differentPasswords': true};
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          } else {
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            return null;
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          }
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        };
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        it('should set up validator', fakeAsync(() => {
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             var group = new FormGroupName(
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                 form, [matchingPasswordsValidator], [asyncValidator('expected')]);
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             group.name = 'passwords';
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             form.addFormGroup(group);
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             (<FormControl>formModel.get(['passwords', 'password'])).setValue('somePassword');
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             (<FormControl>formModel.get([
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               'passwords', 'passwordConfirm'
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             ])).setValue('someOtherPassword');
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             // sync validators are set
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             expect(formModel.hasError('differentPasswords', ['passwords'])).toEqual(true);
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             (<FormControl>formModel.get([
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               'passwords', 'passwordConfirm'
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             ])).setValue('somePassword');
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             // sync validators pass, running async validators
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             expect(formModel.pending).toBe(true);
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             tick();
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             expect(formModel.hasError('async', ['passwords'])).toBe(true);
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           }));
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      });
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      describe('removeControl', () => {
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        it('should remove the directive to the list of directives included in the form', () => {
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          form.addControl(loginControlDir);
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          form.removeControl(loginControlDir);
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          expect(form.directives).toEqual([]);
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        });
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      });
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      describe('ngOnChanges', () => {
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        it('should update dom values of all the directives', () => {
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          form.addControl(loginControlDir);
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          (<FormControl>formModel.get(['login'])).setValue('new value');
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          form.ngOnChanges({});
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          expect((<any>loginControlDir.valueAccessor).writtenValue).toEqual('new value');
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        });
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        it('should set up a sync validator', () => {
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          var formValidator = (c: any /** TODO #9100 */) => ({'custom': true});
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          var f = new FormGroupDirective([formValidator], []);
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          f.form = formModel;
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          f.ngOnChanges({'form': new SimpleChange(null, null)});
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          expect(formModel.errors).toEqual({'custom': true});
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        });
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        it('should set up an async validator', fakeAsync(() => {
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             var f = new FormGroupDirective([], [asyncValidator('expected')]);
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             f.form = formModel;
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             f.ngOnChanges({'form': new SimpleChange(null, null)});
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             tick();
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             expect(formModel.errors).toEqual({'async': true});
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           }));
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      });
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    });
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    describe('NgForm', () => {
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      var form: any /** TODO #9100 */;
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      var formModel: FormGroup;
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      var loginControlDir: any /** TODO #9100 */;
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      var personControlGroupDir: any /** TODO #9100 */;
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      beforeEach(() => {
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        form = new NgForm([], []);
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        formModel = form.form;
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        personControlGroupDir = new NgModelGroup(form, [], []);
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        personControlGroupDir.name = 'person';
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        loginControlDir = new NgModel(personControlGroupDir, null, null, [defaultAccessor]);
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        loginControlDir.name = 'login';
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        loginControlDir.valueAccessor = new DummyControlValueAccessor();
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      });
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      it('should reexport control properties', () => {
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        expect(form.control).toBe(formModel);
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        expect(form.value).toBe(formModel.value);
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        expect(form.valid).toBe(formModel.valid);
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        expect(form.invalid).toBe(formModel.invalid);
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        expect(form.pending).toBe(formModel.pending);
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        expect(form.errors).toBe(formModel.errors);
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        expect(form.pristine).toBe(formModel.pristine);
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        expect(form.dirty).toBe(formModel.dirty);
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        expect(form.touched).toBe(formModel.touched);
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        expect(form.untouched).toBe(formModel.untouched);
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        expect(form.statusChanges).toBe(formModel.statusChanges);
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        expect(form.valueChanges).toBe(formModel.valueChanges);
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        expect(form.disabled).toBe(formModel.disabled);
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        expect(form.enabled).toBe(formModel.enabled);
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      });
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      describe('addControl & addFormGroup', () => {
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        it('should create a control with the given name', fakeAsync(() => {
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             form.addFormGroup(personControlGroupDir);
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             form.addControl(loginControlDir);
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             flushMicrotasks();
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             expect(formModel.get(['person', 'login'])).not.toBeNull;
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           }));
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        // should update the form's value and validity
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      });
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      describe('removeControl & removeFormGroup', () => {
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        it('should remove control', fakeAsync(() => {
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             form.addFormGroup(personControlGroupDir);
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             form.addControl(loginControlDir);
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             form.removeFormGroup(personControlGroupDir);
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             form.removeControl(loginControlDir);
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             flushMicrotasks();
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             expect(formModel.get(['person'])).toBeNull();
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             expect(formModel.get(['person', 'login'])).toBeNull();
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           }));
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        // should update the form's value and validity
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      });
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      it('should set up sync validator', fakeAsync(() => {
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           var formValidator = (c: any /** TODO #9100 */) => ({'custom': true});
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           var f = new NgForm([formValidator], []);
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           tick();
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           expect(f.form.errors).toEqual({'custom': true});
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         }));
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      it('should set up async validator', fakeAsync(() => {
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           var f = new NgForm([], [asyncValidator('expected')]);
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           tick();
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           expect(f.form.errors).toEqual({'async': true});
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         }));
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    });
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    describe('FormGroupName', () => {
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      var formModel: any /** TODO #9100 */;
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      var controlGroupDir: any /** TODO #9100 */;
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      beforeEach(() => {
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        formModel = new FormGroup({'login': new FormControl(null)});
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        var parent = new FormGroupDirective([], []);
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        parent.form = new FormGroup({'group': formModel});
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        controlGroupDir = new FormGroupName(parent, [], []);
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        controlGroupDir.name = 'group';
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      });
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      it('should reexport control properties', () => {
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        expect(controlGroupDir.control).toBe(formModel);
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        expect(controlGroupDir.value).toBe(formModel.value);
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        expect(controlGroupDir.valid).toBe(formModel.valid);
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        expect(controlGroupDir.invalid).toBe(formModel.invalid);
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        expect(controlGroupDir.pending).toBe(formModel.pending);
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        expect(controlGroupDir.errors).toBe(formModel.errors);
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        expect(controlGroupDir.pristine).toBe(formModel.pristine);
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        expect(controlGroupDir.dirty).toBe(formModel.dirty);
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        expect(controlGroupDir.touched).toBe(formModel.touched);
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        expect(controlGroupDir.untouched).toBe(formModel.untouched);
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        expect(controlGroupDir.statusChanges).toBe(formModel.statusChanges);
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        expect(controlGroupDir.valueChanges).toBe(formModel.valueChanges);
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        expect(controlGroupDir.disabled).toBe(formModel.disabled);
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        expect(controlGroupDir.enabled).toBe(formModel.enabled);
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      });
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    });
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    describe('FormArrayName', () => {
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      var formModel: FormArray;
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      var formArrayDir: FormArrayName;
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      beforeEach(() => {
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        const parent = new FormGroupDirective([], []);
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        formModel = new FormArray([new FormControl('')]);
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        parent.form = new FormGroup({'array': formModel});
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        formArrayDir = new FormArrayName(parent, [], []);
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        formArrayDir.name = 'array';
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      });
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      it('should reexport control properties', () => {
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        expect(formArrayDir.control).toBe(formModel);
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        expect(formArrayDir.value).toBe(formModel.value);
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        expect(formArrayDir.valid).toBe(formModel.valid);
 | 
						|
        expect(formArrayDir.invalid).toBe(formModel.invalid);
 | 
						|
        expect(formArrayDir.pending).toBe(formModel.pending);
 | 
						|
        expect(formArrayDir.errors).toBe(formModel.errors);
 | 
						|
        expect(formArrayDir.pristine).toBe(formModel.pristine);
 | 
						|
        expect(formArrayDir.dirty).toBe(formModel.dirty);
 | 
						|
        expect(formArrayDir.touched).toBe(formModel.touched);
 | 
						|
        expect(formArrayDir.untouched).toBe(formModel.untouched);
 | 
						|
        expect(formArrayDir.disabled).toBe(formModel.disabled);
 | 
						|
        expect(formArrayDir.enabled).toBe(formModel.enabled);
 | 
						|
      });
 | 
						|
    });
 | 
						|
 | 
						|
    describe('FormControlDirective', () => {
 | 
						|
      var controlDir: any /** TODO #9100 */;
 | 
						|
      var control: any /** TODO #9100 */;
 | 
						|
      var checkProperties = function(control: any /** TODO #9100 */) {
 | 
						|
        expect(controlDir.control).toBe(control);
 | 
						|
        expect(controlDir.value).toBe(control.value);
 | 
						|
        expect(controlDir.valid).toBe(control.valid);
 | 
						|
        expect(controlDir.invalid).toBe(control.invalid);
 | 
						|
        expect(controlDir.pending).toBe(control.pending);
 | 
						|
        expect(controlDir.errors).toBe(control.errors);
 | 
						|
        expect(controlDir.pristine).toBe(control.pristine);
 | 
						|
        expect(controlDir.dirty).toBe(control.dirty);
 | 
						|
        expect(controlDir.touched).toBe(control.touched);
 | 
						|
        expect(controlDir.untouched).toBe(control.untouched);
 | 
						|
        expect(controlDir.statusChanges).toBe(control.statusChanges);
 | 
						|
        expect(controlDir.valueChanges).toBe(control.valueChanges);
 | 
						|
        expect(controlDir.disabled).toBe(control.disabled);
 | 
						|
        expect(controlDir.enabled).toBe(control.enabled);
 | 
						|
      };
 | 
						|
 | 
						|
      beforeEach(() => {
 | 
						|
        controlDir = new FormControlDirective([Validators.required], [], [defaultAccessor]);
 | 
						|
        controlDir.valueAccessor = new DummyControlValueAccessor();
 | 
						|
 | 
						|
        control = new FormControl(null);
 | 
						|
        controlDir.form = control;
 | 
						|
      });
 | 
						|
 | 
						|
      it('should reexport control properties', () => { checkProperties(control); });
 | 
						|
 | 
						|
      it('should reexport new control properties', () => {
 | 
						|
        var newControl = new FormControl(null);
 | 
						|
        controlDir.form = newControl;
 | 
						|
        controlDir.ngOnChanges({'form': new SimpleChange(control, newControl)});
 | 
						|
 | 
						|
        checkProperties(newControl);
 | 
						|
      });
 | 
						|
 | 
						|
      it('should set up validator', () => {
 | 
						|
        expect(control.valid).toBe(true);
 | 
						|
 | 
						|
        // this will add the required validator and recalculate the validity
 | 
						|
        controlDir.ngOnChanges({'form': new SimpleChange(null, control)});
 | 
						|
 | 
						|
        expect(control.valid).toBe(false);
 | 
						|
      });
 | 
						|
    });
 | 
						|
 | 
						|
    describe('NgModel', () => {
 | 
						|
      var ngModel: any /** TODO #9100 */;
 | 
						|
 | 
						|
      beforeEach(() => {
 | 
						|
        ngModel = new NgModel(
 | 
						|
            null, [Validators.required], [asyncValidator('expected')], [defaultAccessor]);
 | 
						|
        ngModel.valueAccessor = new DummyControlValueAccessor();
 | 
						|
      });
 | 
						|
 | 
						|
      it('should reexport control properties', () => {
 | 
						|
        var control = ngModel.control;
 | 
						|
        expect(ngModel.control).toBe(control);
 | 
						|
        expect(ngModel.value).toBe(control.value);
 | 
						|
        expect(ngModel.valid).toBe(control.valid);
 | 
						|
        expect(ngModel.invalid).toBe(control.invalid);
 | 
						|
        expect(ngModel.pending).toBe(control.pending);
 | 
						|
        expect(ngModel.errors).toBe(control.errors);
 | 
						|
        expect(ngModel.pristine).toBe(control.pristine);
 | 
						|
        expect(ngModel.dirty).toBe(control.dirty);
 | 
						|
        expect(ngModel.touched).toBe(control.touched);
 | 
						|
        expect(ngModel.untouched).toBe(control.untouched);
 | 
						|
        expect(ngModel.statusChanges).toBe(control.statusChanges);
 | 
						|
        expect(ngModel.valueChanges).toBe(control.valueChanges);
 | 
						|
        expect(ngModel.disabled).toBe(control.disabled);
 | 
						|
        expect(ngModel.enabled).toBe(control.enabled);
 | 
						|
      });
 | 
						|
 | 
						|
      it('should throw when no value accessor with named control', () => {
 | 
						|
        const namedDir = new NgModel(null, null, null, null);
 | 
						|
        namedDir.name = 'one';
 | 
						|
 | 
						|
        expect(() => namedDir.ngOnChanges({}))
 | 
						|
            .toThrowError(new RegExp(`No value accessor for form control with name: 'one'`));
 | 
						|
      });
 | 
						|
 | 
						|
      it('should throw when no value accessor with unnamed control', () => {
 | 
						|
        const unnamedDir = new NgModel(null, null, null, null);
 | 
						|
 | 
						|
        expect(() => unnamedDir.ngOnChanges({}))
 | 
						|
            .toThrowError(
 | 
						|
                new RegExp(`No value accessor for form control with unspecified name attribute`));
 | 
						|
      });
 | 
						|
 | 
						|
      it('should set up validator', fakeAsync(() => {
 | 
						|
           // this will add the required validator and recalculate the validity
 | 
						|
           ngModel.ngOnChanges({});
 | 
						|
           tick();
 | 
						|
 | 
						|
           expect(ngModel.control.errors).toEqual({'required': true});
 | 
						|
 | 
						|
           ngModel.control.setValue('someValue');
 | 
						|
           tick();
 | 
						|
 | 
						|
           expect(ngModel.control.errors).toEqual({'async': true});
 | 
						|
         }));
 | 
						|
    });
 | 
						|
 | 
						|
    describe('FormControlName', () => {
 | 
						|
      var formModel: any /** TODO #9100 */;
 | 
						|
      var controlNameDir: any /** TODO #9100 */;
 | 
						|
 | 
						|
      beforeEach(() => {
 | 
						|
        formModel = new FormControl('name');
 | 
						|
 | 
						|
        var parent = new FormGroupDirective([], []);
 | 
						|
        parent.form = new FormGroup({'name': formModel});
 | 
						|
        controlNameDir = new FormControlName(parent, [], [], [defaultAccessor]);
 | 
						|
        controlNameDir.name = 'name';
 | 
						|
        controlNameDir._control = formModel;
 | 
						|
      });
 | 
						|
 | 
						|
      it('should reexport control properties', () => {
 | 
						|
        expect(controlNameDir.control).toBe(formModel);
 | 
						|
        expect(controlNameDir.value).toBe(formModel.value);
 | 
						|
        expect(controlNameDir.valid).toBe(formModel.valid);
 | 
						|
        expect(controlNameDir.invalid).toBe(formModel.invalid);
 | 
						|
        expect(controlNameDir.pending).toBe(formModel.pending);
 | 
						|
        expect(controlNameDir.errors).toBe(formModel.errors);
 | 
						|
        expect(controlNameDir.pristine).toBe(formModel.pristine);
 | 
						|
        expect(controlNameDir.dirty).toBe(formModel.dirty);
 | 
						|
        expect(controlNameDir.touched).toBe(formModel.touched);
 | 
						|
        expect(controlNameDir.untouched).toBe(formModel.untouched);
 | 
						|
        expect(controlNameDir.statusChanges).toBe(formModel.statusChanges);
 | 
						|
        expect(controlNameDir.valueChanges).toBe(formModel.valueChanges);
 | 
						|
        expect(controlNameDir.disabled).toBe(formModel.disabled);
 | 
						|
        expect(controlNameDir.enabled).toBe(formModel.enabled);
 | 
						|
      });
 | 
						|
    });
 | 
						|
  });
 | 
						|
}
 |