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How to use ngOnChanges method in ng-mocks
Best JavaScript code snippet using ng-mocks
date-time-picker.component.spec.ts
Source:date-time-picker.component.spec.ts 
...61 component.required = true;62 });63 it('should set required validator on date', () => {64 jest.spyOn(component.form.get('date'), 'setValidators');65 component.ngOnChanges();66 expect(component.form.get('date').setValidators).toHaveBeenCalledWith(Validators.required);67 });68 it('should set required validator on time', () => {69 jest.spyOn(component.form.get('time'), 'setValidators');70 component.ngOnChanges();71 expect(component.form.get('time').setValidators).toHaveBeenCalledWith(Validators.required);72 });73 });74 describe('not required', () => {75 beforeEach(() => {76 component.required = undefined;77 });78 it('should cancel validator on date', () => {79 jest.spyOn(component.form.get('date'), 'setValidators');80 component.ngOnChanges();81 expect(component.form.get('date').setValidators).toHaveBeenCalledWith(null);82 });83 it('should cancel validator on time', () => {84 jest.spyOn(component.form.get('time'), 'setValidators');85 component.ngOnChanges();86 expect(component.form.get('time').setValidators).toHaveBeenCalledWith(null);87 });88 it('should not change the label if undefined', () => {89 component.label = undefined;90 component.ngOnChanges();91 expect(component.label).toBeUndefined();92 });93 });94 describe('required, not showing date', () => {95 beforeEach(() => {96 component.required = true;97 component.showDate = false;98 });99 it('should not set validators on date', () => {100 jest.spyOn(component.form.get('date'), 'setValidators');101 component.ngOnChanges();102 expect(component.form.get('date').setValidators).toHaveBeenCalledTimes(0);103 });104 it('should set required validator on time', () => {105 jest.spyOn(component.form.get('time'), 'setValidators');106 component.ngOnChanges();107 expect(component.form.get('time').setValidators).toHaveBeenCalledWith(Validators.required);108 });109 });110 describe('required, not showing time', () => {111 beforeEach(() => {112 component.required = true;113 component.showTime = false;114 });115 it('should set required validators on date', () => {116 jest.spyOn(component.form.get('date'), 'setValidators');117 component.ngOnChanges();118 expect(component.form.get('date').setValidators).toHaveBeenCalledWith(Validators.required);119 });120 it('should not set validators on time', () => {121 jest.spyOn(component.form.get('time'), 'setValidators');122 component.ngOnChanges();123 expect(component.form.get('time').setValidators).toHaveBeenCalledTimes(0);124 });125 });126 describe('Error handling', () => {127 describe('Invalid date', () => {128 beforeEach(() => {129 component.errors = {['date']: {required: true}};130 component.ngOnChanges();131 });132 it('should set error correctly in date field', () => {133 expect(component.form.get('date').errors).toEqual({date: {required: true}});134 });135 it('should set no errors in time field', () => {136 expect(component.form.get('time').errors).toBeNull();137 });138 });139 describe('Invalid after today', () => {140 beforeEach(() => {141 component.errors = {dateAfterToday: true};142 component.ngOnChanges();143 });144 it('should set error correctly in date field', () => {145 expect(component.form.get('date').errors).toEqual({dateAfterToday: true});146 });147 it('should set no errors in time field', () => {148 expect(component.form.get('time').errors).toBeNull();149 });150 });151 describe('Date too small', () => {152 beforeEach(() => {153 component.errors = {dateTooSmall: true};154 component.ngOnChanges();155 });156 it('should set error correctly in date field', () => {157 expect(component.form.get('date').errors).toEqual({dateTooSmall: true});158 });159 it('should set no errors in time field', () => {160 expect(component.form.get('time').errors).toBeNull();161 });162 });163 describe('Invalid time', () => {164 beforeEach(() => {165 component.errors = {['time']: {required: true}};166 component.ngOnChanges();167 });168 it('should set no errors in date field', () => {169 expect(component.form.get('date').errors).toBeNull();170 });171 it('should set error correctly in time field', () => {172 expect(component.form.get('time').errors).toEqual({time: {required: true}});173 });174 });175 describe('Invalid time', () => {176 beforeEach(() => {177 component.errors = {timeAfterToday: true};178 component.ngOnChanges();179 });180 it('should set no errors in date field', () => {181 expect(component.form.get('date').errors).toBeNull();182 });183 it('should set error correctly in time field', () => {184 expect(component.form.get('time').errors).toEqual({timeAfterToday: true});185 });186 });187 });188 });...
pagination-display.component.spec.ts
Source:pagination-display.component.spec.ts
...30// it('should calculate correct value for minRecord', () => {31// component.page = 132// component.pageSize = 50;33// component.collectionSize = 500;34// component.ngOnChanges(null);35// expect(component.minRecord).toEqual(1);36// component.page = 237// component.ngOnChanges(null);38// expect(component.minRecord).toEqual(51);39// component.page = 10;40// component.collectionSize = 499;41// component.ngOnChanges(null);42// expect(component.minRecord).toEqual(451);43// component.page = 1144// component.ngOnChanges(null);45// expect(component.minRecord).toEqual(451);46// });47// it('should calculate correct value for maxRecord', () => {48// component.page = 149// component.pageSize = 50;50// component.collectionSize = 500;51// component.ngOnChanges(null);52// expect(component.maxRecord).toEqual(50);53// component.page = 254// component.ngOnChanges(null);55// expect(component.maxRecord).toEqual(100);56// component.page = 10;57// component.collectionSize = 499;58// component.ngOnChanges(null);59// expect(component.maxRecord).toEqual(499);60// component.page = 11;61// component.ngOnChanges(null);62// expect(component.maxRecord).toEqual(499);63// });64// it('should calculate correct value for recordCount', () => {65// component.page = 166// component.pageSize = 50;67// component.collectionSize = 500;68// component.ngOnChanges(null);69// expect(component.recordCount).toEqual(500);70// component.collectionSize = 100071// component.ngOnChanges(null);72// expect(component.recordCount).toEqual(1000);73// });74// it('should calculate minRecord to be 0 when inputs are undefined or null', () => {75// expect(component.minRecord).toBe(0);76// component.page = null;77// component.pageSize = 50;78// component.collectionSize = 500;79// component.ngOnChanges(null);80// expect(component.minRecord).toBe(0);81// component.page = 1;82// component.pageSize = null;83// component.ngOnChanges(null);84// expect(component.minRecord).toBe(0);85// component.pageSize = 50;86// component.collectionSize = null;87// component.ngOnChanges(null);88// expect(component.minRecord).toBe(0);89// component.collectionSize = -1;90// component.ngOnChanges(null);91// expect(component.minRecord).toBe(0);92// })93// it('should calculate maxRecord to be 0 when inputs are undefined or null', () => {94// expect(component.maxRecord).toBe(0);95// component.page = null;96// component.pageSize = 50;97// component.collectionSize = 500;98// component.ngOnChanges(null);99// expect(component.maxRecord).toBe(0);100// component.page = 1;101// component.pageSize = null;102// component.ngOnChanges(null);103// expect(component.maxRecord).toBe(0);104// component.pageSize = 50;105// component.collectionSize = null;106// component.ngOnChanges(null);107// expect(component.maxRecord).toBe(0);108// component.collectionSize = -1;109// component.ngOnChanges(null);110// expect(component.maxRecord).toBe(0);111// })112// it('should calculate recordCount to be 0 when inputs are undefined or null', () => {113// expect(component.recordCount).toBe(0);114// component.page = null;115// component.pageSize = 50;116// component.collectionSize = 500;117// component.ngOnChanges(null);118// expect(component.recordCount).toBe(0);119// component.page = 1;120// component.pageSize = null;121// component.ngOnChanges(null);122// expect(component.recordCount).toBe(0);123// component.pageSize = 50;124// component.collectionSize = null;125// component.ngOnChanges(null);126// expect(component.recordCount).toBe(0);127// component.collectionSize = -1;128// component.ngOnChanges(null);129// expect(component.recordCount).toBe(0);130// })131// });132// describe('PaginationDisplayComponent Display Logic', () => {133// let component: PaginationDisplayComponent;134// let fixture: ComponentFixture<PaginationDisplayComponent>;135// beforeEach(() => {136// TestBed.configureTestingModule({137// declarations: [ PaginationDisplayComponent ]138// });139// fixture = TestBed.createComponent(PaginationDisplayComponent);140// component = fixture.componentInstance;141// });142// it('should render correct values', () => {143// let p : HTMLElement = fixture.debugElement.query(By.css('p')).nativeElement;144// component.page = 1145// component.pageSize = 50;146// component.collectionSize = 500;147// component.ngOnChanges(null);148// fixture.detectChanges();149// expect(p.textContent).toBe('Showing 1-50 of 500 domains');150// });151// });...
stepper.component.spec.ts
Source:stepper.component.spec.ts
...31 expect(component).toBeTruthy();32 });33 it('should call ngOnChanges lifecycle hook for time selection', () => {34 component.componentName = 'TimeSelectionComponent';35 component.ngOnChanges();36 fixture.detectChanges();37 expect(component.classes.step3.p[0]).toBe('active'); 38 39 });40 41 it('should call ngOnChanges lifecycle hook for demographic', () => {42 component.componentName = 'DemographicComponent';43 component.ngOnChanges();44 fixture.detectChanges();45 expect(component.classes.step1.p[0]).toBe('active');46 });47 it('should call ngOnChanges lifecycle hook for File Upload', () => {48 component.componentName = 'FileUploadComponent';49 component.ngOnChanges();50 fixture.detectChanges();51 expect(component.classes.step2.p[0]).toBe('active');52 });53 it('should call ngOnChanges lifecycle hook for AcknowledgementComponent', () => {54 component.componentName = 'AcknowledgementComponent';55 component.ngOnChanges();56 fixture.detectChanges();57 expect(component.classes.step4.p[0]).toBe('complete');58 });...
Using AI Code Generation
1import { MockBuilder, MockRender, ngMocks } from 'ng-mocks';2import { MyComponent } from './my.component';3describe('MyComponent', () => {4 beforeEach(() => MockBuilder(MyComponent));5 it('should work', () => {6 const fixture = MockRender(MyComponent);7 const component = ngMocks.findInstance(MyComponent);8 expect(component).toBeDefined();9 expect(component.ngOnChanges).toHaveBeenCalled();10 expect(fixture.nativeElement).toHaveText('my-component');11 });12});13import { Component, Input, OnChanges } from '@angular/core';14@Component({15})16export class MyComponent implements OnChanges {17 @Input() public id: number;18 public ngOnChanges(): void {19 }20}21import { MockBuilder, MockRender, ngMocks } from 'ng-mocks';22import { MyComponent } from './my.component';23describe('MyComponent', () => {24 beforeEach(() => MockBuilder(MyComponent));25 it('should work', () => {26 const fixture = MockRender(MyComponent);27 const component = ngMocks.findInstance(MyComponent);28 expect(component).toBeDefined();29 expect(component.ngOnChanges).toHaveBeenCalled();30 expect(fixture.nativeElement).toHaveText('my-component');31 });32});33import { Component, Input, OnChanges } from '@angular/core';34@Component({35})36export class MyComponent implements OnChanges {37 @Input() public id: number;38 public ngOnChanges(): void {39 }40}41import { MockBuilder, MockRender, ngMocks } from 'ng-mocks';42import { MyComponent } from './my.component';43describe('MyComponent', () => {44 beforeEach(() => MockBuilder(MyComponent));45 it('should work', () => {46 const fixture = MockRender(MyComponent);47 const component = ngMocks.findInstance(MyComponent);48 expect(component).toBeDefined();49 expect(component.ng
Using AI Code Generation
1import { MockBuilder, MockRender, ngMocks } from 'ng-mocks';2import { MyComponent } from './my.component';3describe('MyComponent', () => {4 beforeEach(() => MockBuilder(MyComponent));5 it('should work', () => {6 const fixture = MockRender(MyComponent);7 const component = ngMocks.findInstance(MyComponent);8 expect(component).toBeDefined();9 expect(component.ngOnChanges).toHaveBeenCalled();10 expect(fixture.nativeElement).toHaveText('my-component');11 });12});13import { Component, Input, OnChanges } from '@angular/core';14@Component({15})16export class MyComponent implements OnChanges {17 @Input() public id: number;18 public ngOnChanges(): void {19 }20}21import { MockBuilder, MockRender, ngMocks } from 'ng-mocks';22import { MyComponent } from './my.component';23describe('MyComponent', () => {24 beforeEach(() => MockBuilder(MyComponent));25 it('should work', () => {26 const fixture = MockRender(MyComponent);27 const component = ngMocks.findInstance(MyComponent);28 expect(component).toBeDefined();29 expect(component.ngOnChanges).toHaveBeenCalled();30 expect(fixture.nativeElement).toHaveText('my-component');31 });32});33import { Component, Input, OnChanges } from '@angular/core';34@Component({35})36export class MyComponent implements OnChanges {37 @Input() public id: number;38 public ngOnChanges(): void {39 }40}41import { MockBuilder, MockRender, ngMocks } from 'ng-mocks';42import { MyComponent } from './my.component';43describe('MyComponent', () => {44 beforeEach(() => MockBuilder(MyComponent));45 it('should work', () => {46 const fixture = MockRender(MyComponent);47 const component = ngMocks.findInstance(MyComponent);48 expect(component).toBeDefined();49 expect(component.ng
Using AI Code Generation
1import { Component, Input, SimpleChanges } from '@angular/core';2import { MockBuilder, MockRender, ngMocks } from 'ng-mocks';3import { ChildComponent } from './child.component';4@Component({5})6export class ParentComponent {7 @Input() public name = 'World';8 public ngOnChanges(changes: SimpleChanges): void {9 console.log('ngOnChanges', changes);10 }11}12describe('ParentComponent', () => {13 beforeEach(() => MockBuilder(ParentComponent).mock(ChildComponent));14 it('renders the name', () => {15 const fixture = MockRender(ParentComponent);16 expect(ngMocks.formatText(fixture)).toEqual('Hello World');17 expect(ngMocks.find(ChildComponent).name).toEqual('World');18 });19});20import { Component, Input } from '@angular/core';21@Component({22 <h1>Hello {{ name }}!</h1>23})24export class ChildComponent {25 @Input() public name = 'World';26}27import { MockBuilder, MockRender, ngMocks } from 'ng-mocks';28import { ChildComponent } from './child.component';29import { ParentComponent } from './parent.component';30describe('ChildComponent', () => {31 beforeEach(() => MockBuilder(ChildComponent));32 it('renders the name', () => {33 const fixture = MockRender(ChildComponent, {34 });35 expect(ngMocks.formatText(fixture)).toEqual('Hello Test!');36 expect(ngMocks.find(ChildComponent).name).toEqual('Test');37 });38 it('renders the name from parent', () => {39 const fixture = MockRender(ParentComponent);40 expect(ngMocks.formatText(fixture)).toEqual('Hello World');41 expect(ngMocks.find(ChildComponent).name).toEqual('World');42 });43});
Using AI Code Generation
1import { Component, Input, OnChanges, SimpleChanges } from '@angular/core';2import { MockBuilder, MockRender, ngMocks } from 'ng-mocks';3import { expect } from 'chai';4@Component({5})6class TestComponent implements OnChanges {7 @Input() public value: string;8 public ngOnChanges(changes: SimpleChanges) {9 if (changes.value) {10 console.log(changes.value.currentValue);11 }12 }13}14describe('TestComponent', () => {15 beforeEach(() => MockBuilder(TestComponent));16 it('should work', () => {17 const fixture = MockRender(TestComponent, { value: 'test' });18 ngMocks.input(fixture.debugElement, 'value', 'test2');19 });20});21import { Component, Input, OnChanges, SimpleChanges } from '@angular/core';22import { MockBuilder, MockRender } from 'ng-mocks';23import { TestBed } from '@angular/core/testing';24import { expect } from 'chai';25@Component({26})27class TestComponent implements OnChanges {28 @Input() public value: string;29 public ngOnChanges(changes: SimpleChanges) {30 if (changes.value) {31 console.log(changes.value.currentValue);32 }33 }34}35describe('TestComponent', () => {36 beforeEach(() => MockBuilder(TestComponent));37 it('should work', () => {38 const fixture = MockRender(TestComponent, { value: 'test' });39 const testComponent = fixture.debugElement.componentInstance;40 spyOn(testComponent, 'ngOnChanges');41 testCompnt.value = 'test2';42 expet(testComponent.ngOnChanges).tHaveBeeCalled();43 });44});45 ✓ renders the name (6ms)46 ✓ renders the name from parent (1ms)47 ✓ renders the name (1ms)
Using AI Code Generation
1import { Component, Input, OnChanges, SimpleChanges } from '@angular/core';2import { MockBuilder, MockRender, ngMocks } from 'ng-mocks';3@Component({4 template: `{{ value }}`,5})6export class TestComponent implements OnChanges {7 @Input()8 public value: string;9 public ngOnChanges(changes: SimpleChanges): void {10 console.log('ngOnChanges', changes);11 }12}13describe('TestComponent', () => {14 beforeEach(() => MockBuilder(TestComponent));15 it('works', () => {16 const fixture = MockRender(TestComponent, { value: 'test' });17 const component = ngMocks.findInstance(TestComponent);18 expect(fixture.nativeElement.innerHTML).toEqual('test');19 expect(component.value).toEqual('test');20 });21});22import { TestComponent } from './test';23describe('TestComponent', () => {24 beforeEach(() => {25 spyOn(TestComponent.prototype, 'ngOnChanges');26 });27 it('works', () => {28 const fixture = MockRender(TestComponent, { value: 'test' });29 const component = ngMocks.findInstance(TestComponent);30 expect(fixture.nativeElement.innerHTML).toEqual('test');31 expect(component.value).toEqual('test');32 expect(TestComponent.prototype.ngOnChanges).toHaveBeenCalled();33 });34});
Using AI Code Generation
1import { Component, Input, SimpleChanges } from '@angular/core';2import { MockComponent } from 'ng-mocks';3@Component({4})5export class TestComponent {6 @Input() name: string;7 ngOnChanges(changes: SimpleChanges): void {8 console.log(changes);9 }10}11const mock = MockComponent(TestComponent) as any;12mock.name = 'test';13mock.ngOnChanges({ name: { currentValue: 'test' } });
Using AI Code Generation
1describe('AppComponent', () => {2 beforeEach(async(() => {3 TestBed.configureTestingModule({4 }).compileComponents();5 }));6 it('should create the app', () => {7 const fixture = TestBed.createComponent(AppComponent);8 const app = fixture.debugElement.componentInstance;9 expect(app).toBeTruthy();10 });11 it('should render title in a h1 tag', () => {12 const fixture = TestBed.createComponent(AppComponent);13 fixture.detectChanges();14 const compiled = fixture.debugElement.nativeElement;15 expect(compiled.querySelector('h1').textContent).toContain('Welcome to my-app!');16 });17 it('should call ngOnChanges on input change', () => {18 const fixture = TestBed.createComponent(AppComponent);19 const app = fixture.debugElement.componentInstance;20 const spy = spyOn(app, 'ngOnChanges');21 fixture.detectChanges();22 expect(spy).toHaveBeenCalled();23 });24});25import { Component, Input, OnChanges, SimpleChanges } from '@angular/core';26@Component({27})28export class AppComponent implements OnChanges {29 title = 'my-app';30 @Input() myInput: string;31 ngOnChanges(changes: SimpleChanges): void {32 console.log('ngOnChanges called');33 }34}35 Welcome to {{title}}!36/* You can add global styles to this file, and also import other style files */37h1 {38 font-family: Lato;39}40body {41 margin: 0;42}43.topnav {44 overflow: hidden;45 background-color: #333;46}47.topnav a {48 float: left;49 display: block;50 color: #f2f2f2;51 text-align: center;52 padding: 14px 16px;53 text-decoration: none;54 font-size: 17px;55}56.topnav a:hover {57 background-color: #ddd;58 color: black;59}60.topnav a.active {
Using AI Code Generation
1import { ngMocks } from 'ng-mocks';2import { MyComponent } from './my-component';3describe('MyComponent', () => {4 it('should work', () => {5 const fixture = ngMocks.faster(MyComponent);6 const component = fixture.componentInstance;7 });8});
Using AI Code Generation
1import { ngMocks } from 'ng-mocks';2import { MyComponent } from './my-component';3describe('MyComponent', () => {4 it('should work', () => {5 const fixture = ngMocks.faster(MyComponent);6 const component = fixture.componentInstance;7 });8});
Using AI Code Generation
1import { NgOnChangesFeature } from 'ng-mocks';2import { Input } from '@angular/core';3@Component({4})5export class MyComponent {6 @Input()7 public myInput: string = '';8}9import { MockBuilder, MockRender, ngMocks } from 'ng-mocks';10describe('MyComponent', () => {11 beforeEach(() => MockBuilder(MyComponent));12 it('should work', () => {13 const fixture = MockRender(MyComponent);14 const component = ngMocks.findInstance(MyComponent);15 expect(component.myInput).toEqual('');16 fixture.point.componentInstance.myInput = 'Hello World!';17 fixture.detectChanges();18 expect(component.myInput).toEqual('Hello World!');19 });20});21import { MockBuilder, MockRender, ngMocks } from 'ng-mocks';22describe('MyComponent', () => {23 beforeEach(() => MockBuilder(MyComponent));24 it('should work', () => {25 const fixture = MockRender(MyComponent);26 const component = ngMocks.findInstance(MyComponent);27 expect(component.myInput).toEqual('');
Using AI Code Generation
1import { SimpleChange } from '@angular/core';2import { NgOnChangesFeature } from 'ng-mocks';3impory { SimpleChange } from '@Ingular/pore';4import { NgOnChangesFeature } from 'ng-mocks';5import { SimpleChange } from '@angular/core';6import { NgOnChangesFeature } from 'ng-mocks';7import { SimpleChange } from '@angular/core';8import { NgOnChangesFeature } from 'ng-mocks';9import { SimpleChange } from '@angular/core';10import { NgOnChangesFeature } from 'ng-mocks';11import { SimpleChange } from '@angular/core';12import { NgOnChangesFeature } from 'ng-mocks';13import { SimpleChange } from '@angular/core';14import { NgOnChangesFeature } from 'ng-mocks';15import { SimpleChange } from '@angular/core';16import { NgOnChangesFeature } from 'ng-mocks';17import { SimpleChange } from '@angular/core';18import { NgOnChangesFeature } from 'ng-mocks';19import { SimpleChange } from '@angular/core';20import { NgOnChangesFeature } from 'ng-mocks';21import { SimpleChange } from '@angular/core';22import { NgOnChangesFeature } from 'ng-mocks';23import { SimpleChange } from '@angular/core';24import { NgOnChangesFeature } from 'ng-mocks';25import { SimpleChange } from '@angular/core';26import { NgOnChangesFeature } from 'ng-mocks';27import { SimpleChange } from '@angular/core';28import { NgOnChangesFeature } from 'ng-mocks';29import { SimpleChange } from '@angular/corut = 'Hello World!';30 fixture.detectChanges();31 expect(component.myInput).toEqual('Hello World!');32 });33});34import { MockBuilder, MockRender, ngMocks } from 'ng-mocks';35describe('MyComponent', () => {36 beforeEach(() => MockBuilder(MyComponent));37 it('should work', () => {38 const fixture = MockRender(MyComponent);39 const component = ngMocks.findInstance(MyComponent);40 expect(component.myInput).toEqual('');41 fixture.point.componentInstance.myInput = 'Hello World!';42 fixture.detectChanges();43 expect(component.myInput).toEqual('Hello World!');44 });45});46import { MockBuilder, MockRender, ngMocks } from 'ng-mocks';47describe('MyComponent', () => {48 beforeEach(() => MockBuilder(MyComponent));49 it('should work', () => {50 const fixture = MockRender(MyComponent);
Using AI Code Generation
1import { SimpleChange } from '@angular/core';2import { NgOnChangesFeature } from 'ng-mocks';3import { SimpleChange } from '@angular/core';4import { NgOnChangesFeature } from 'ng-mocks';5import { SimpleChange } from '@angular/core';6import { NgOnChangesFeature } from 'ng-mocks';7import { SimpleChange } from '@angular/core';8import { NgOnChangesFeature } from 'ng-mocks';9import { SimpleChange } from '@angular/core';10import { NgOnChangesFeature } from 'ng-mocks';11import { SimpleChange } from '@angular/core';12import { NgOnChangesFeature } from 'ng-mocks';13import { SimpleChange } from '@angular/core';14import { NgOnChangesFeature } from 'ng-mocks';15import { SimpleChange } from '@angular/core';16import { NgOnChangesFeature } from 'ng-mocks';17import { SimpleChange } from '@angular/core';18import { NgOnChangesFeature } from 'ng-mocks';19import { SimpleChange } from '@angular/core';20import { NgOnChangesFeature } from 'ng-mocks';21import { SimpleChange } from '@angular/core';22import { NgOnChangesFeature } from 'ng-mocks';23import { SimpleChange } from '@angular/core';24import { NgOnChangesFeature } from 'ng-mocks';25import { SimpleChange } from '@angular/core';26import { NgOnChangesFeature } from 'ng-mocks';27import { SimpleChange } from '@angular/core';28import { NgOnChangesFeature } from 'ng-mocks';29import { SimpleChange } from '@angular/core
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