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input-number.spec.ts
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input-number.spec.ts
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import { DOWN_ARROW, ENTER, TAB, UP_ARROW } from '@angular/cdk/keycodes';
import { ApplicationRef, Component, DebugElement, NgZone, ViewChild } from '@angular/core';
import { ComponentFixture, fakeAsync, flush, TestBed, tick } from '@angular/core/testing';
import { FormBuilder, FormGroup, FormsModule, ReactiveFormsModule } from '@angular/forms';
import { By } from '@angular/platform-browser';
import { take } from 'rxjs/operators';
import { createKeyboardEvent, dispatchEvent, dispatchFakeEvent } from 'ng-zorro-antd/core/testing';
import { NzInputNumberComponent } from './input-number.component';
import { NzInputNumberModule } from './input-number.module';
describe('input number', () => {
beforeEach(fakeAsync(() => {
TestBed.configureTestingModule({
imports: [NzInputNumberModule, FormsModule, ReactiveFormsModule],
declarations: [
NzTestInputNumberBasicComponent,
NzTestInputNumberFormComponent,
NzTestReadOnlyInputNumberBasicComponent
]
});
TestBed.compileComponents();
}));
describe('input number basic', () => {
let fixture: ComponentFixture<NzTestInputNumberBasicComponent>;
let testComponent: NzTestInputNumberBasicComponent;
let inputNumber: DebugElement;
let inputElement: HTMLInputElement;
let upHandler: HTMLElement;
let downHandler: HTMLElement;
let upArrowEvent: KeyboardEvent;
let downArrowEvent: KeyboardEvent;
let upArrowCtrlEvent: KeyboardEvent;
let downArrowCtrlEvent: KeyboardEvent;
let upArrowMetaEvent: KeyboardEvent;
let downArrowMetaEvent: KeyboardEvent;
let upArrowShiftEvent: KeyboardEvent;
let downArrowShiftEvent: KeyboardEvent;
beforeEach(() => {
fixture = TestBed.createComponent(NzTestInputNumberBasicComponent);
fixture.detectChanges();
testComponent = fixture.debugElement.componentInstance;
inputNumber = fixture.debugElement.query(By.directive(NzInputNumberComponent));
inputElement = inputNumber.nativeElement.querySelector('input');
upArrowEvent = createKeyboardEvent('keydown', UP_ARROW, inputElement, 'ArrowUp');
downArrowEvent = createKeyboardEvent('keydown', DOWN_ARROW, inputElement, 'ArrowDown');
upArrowCtrlEvent = createKeyboardEvent('keydown', UP_ARROW, inputElement, 'ArrowUp', true);
downArrowCtrlEvent = createKeyboardEvent('keydown', DOWN_ARROW, inputElement, 'ArrowDown', true);
upArrowMetaEvent = createKeyboardEvent('keydown', UP_ARROW, inputElement, 'ArrowUp', false, true);
downArrowMetaEvent = createKeyboardEvent('keydown', DOWN_ARROW, inputElement, 'ArrowDown', false, true);
upArrowShiftEvent = createKeyboardEvent('keydown', UP_ARROW, inputElement, 'ArrowUp', false, false, true);
downArrowShiftEvent = createKeyboardEvent('keydown', DOWN_ARROW, inputElement, 'ArrowDown', false, false, true);
upHandler = inputNumber.nativeElement.querySelector('.ant-input-number-handler-up');
downHandler = inputNumber.nativeElement.querySelector('.ant-input-number-handler-down');
});
it('should basic className correct', () => {
fixture.detectChanges();
expect(inputNumber.nativeElement.classList).toContain('ant-input-number');
expect(inputElement.getAttribute('placeholder')).toBe('placeholder');
});
it('should focus className correct', fakeAsync(() => {
fixture.detectChanges();
expect(inputNumber.nativeElement.classList).toContain('ng-untouched');
dispatchFakeEvent(inputElement, 'focus');
fixture.detectChanges();
tick();
fixture.detectChanges();
expect(inputNumber.nativeElement.classList).toContain('ng-untouched');
expect(inputNumber.nativeElement.classList).toContain('ant-input-number-focused');
dispatchFakeEvent(inputElement, 'blur');
fixture.detectChanges();
tick();
fixture.detectChanges();
expect(inputNumber.nativeElement.classList).not.toContain('ant-input-number-focused');
expect(inputNumber.nativeElement.classList).toContain('ng-touched');
}));
it('should nzSize work', () => {
testComponent.size = 'large';
fixture.detectChanges();
expect(inputNumber.nativeElement.classList).toContain('ant-input-number-lg');
testComponent.size = 'small';
fixture.detectChanges();
expect(inputNumber.nativeElement.classList).toContain('ant-input-number-sm');
});
it('should autofocus work', () => {
fixture.detectChanges();
testComponent.autofocus = true;
testComponent.nzInputNumberComponent.nzAutoFocus = true;
testComponent.nzInputNumberComponent.ngAfterViewInit();
fixture.detectChanges();
expect(inputElement === document.activeElement).toBe(true);
expect(inputElement.attributes.getNamedItem('autofocus')!.name).toBe('autofocus');
testComponent.autofocus = false;
fixture.detectChanges();
expect(inputElement.attributes.getNamedItem('autofocus')).toBe(null);
});
it('should focus method work', () => {
fixture.detectChanges();
testComponent.nzInputNumberComponent.focus();
fixture.detectChanges();
expect(inputElement === document.activeElement).toBe(true);
testComponent.nzInputNumberComponent.blur();
fixture.detectChanges();
expect(inputElement === document.activeElement).toBe(false);
});
it('should ngModel work', fakeAsync(() => {
testComponent.value = 5;
fixture.detectChanges();
flush();
expect(inputElement.value).toBe('5');
expect(testComponent.modelChange).toHaveBeenCalledTimes(0);
}));
it('should empty value work', () => {
testComponent.nzInputNumberComponent.onModelChange('');
fixture.detectChanges();
expect(testComponent.value).toBe('');
});
it('should NaN value work', () => {
testComponent.nzInputNumberComponent.onModelChange('NaN');
fixture.detectChanges();
expect(testComponent.value).toBe(undefined);
});
it('should up and down work', () => {
dispatchFakeEvent(upHandler, 'mousedown');
fixture.detectChanges();
expect(inputElement.value).toBe('1');
expect(testComponent.modelChange).toHaveBeenCalledTimes(1);
dispatchFakeEvent(downHandler, 'mousedown');
fixture.detectChanges();
expect(inputElement.value).toBe('0');
expect(testComponent.modelChange).toHaveBeenCalledTimes(2);
dispatchFakeEvent(downHandler, 'mousedown');
fixture.detectChanges();
expect(inputElement.value).toBe('-1');
expect(testComponent.modelChange).toHaveBeenCalledTimes(3);
dispatchFakeEvent(downHandler, 'mousedown');
fixture.detectChanges();
expect(inputElement.value).toBe('-1');
expect(testComponent.modelChange).toHaveBeenCalledTimes(3);
});
it('should not complete number work', () => {
testComponent.nzInputNumberComponent.onModelChange('1.');
fixture.detectChanges();
expect(testComponent.value).toBe(undefined);
expect(inputElement.value).toBe('1.');
});
it('should not complete number work with up arrow', () => {
testComponent.nzInputNumberComponent.onModelChange('1.');
fixture.detectChanges();
dispatchFakeEvent(upHandler, 'mousedown');
fixture.detectChanges();
expect(testComponent.value).toBe(1);
});
it('should not complete number work with down arrow', () => {
testComponent.nzInputNumberComponent.onModelChange('1.');
fixture.detectChanges();
dispatchFakeEvent(downHandler, 'mousedown');
fixture.detectChanges();
expect(testComponent.value).toBe(-1);
});
it('should down step work', () => {
expect(testComponent.nzInputNumberComponent.downStep('abc', 1)).toBe(-1);
testComponent.min = -Infinity;
fixture.detectChanges();
expect(testComponent.nzInputNumberComponent.downStep('abc', 1)).toBe(-1);
});
it('should up step work', () => {
expect(testComponent.nzInputNumberComponent.upStep('abc', 1)).toBe(-1);
testComponent.min = -Infinity;
fixture.detectChanges();
expect(testComponent.nzInputNumberComponent.upStep('abc', 1)).toBe(1);
});
it('should undefined work', () => {
expect(testComponent.nzInputNumberComponent.getValidValue(undefined)).toBe(undefined);
});
it('should up and down work with precision', () => {
dispatchFakeEvent(upHandler, 'mousedown');
fixture.detectChanges();
expect(inputElement.value).toBe('1');
expect(testComponent.modelChange).toHaveBeenCalledTimes(1);
dispatchFakeEvent(upHandler, 'mousedown');
fixture.detectChanges();
expect(inputElement.value).toBe('1');
expect(testComponent.modelChange).toHaveBeenCalledTimes(1);
dispatchFakeEvent(downHandler, 'mousedown');
fixture.detectChanges();
expect(inputElement.value).toBe('0');
expect(testComponent.modelChange).toHaveBeenCalledTimes(2);
dispatchFakeEvent(downHandler, 'mousedown');
fixture.detectChanges();
expect(inputElement.value).toBe('-1');
expect(testComponent.modelChange).toHaveBeenCalledTimes(3);
dispatchFakeEvent(downHandler, 'mousedown');
fixture.detectChanges();
expect(inputElement.value).toBe('-1');
expect(testComponent.modelChange).toHaveBeenCalledTimes(3);
});
it('should up and down work without precision', () => {
testComponent.precision = undefined;
fixture.detectChanges();
dispatchFakeEvent(upHandler, 'mousedown');
fixture.detectChanges();
expect(inputElement.value).toBe('1');
expect(testComponent.modelChange).toHaveBeenCalledTimes(1);
dispatchFakeEvent(upHandler, 'mousedown');
fixture.detectChanges();
expect(inputElement.value).toBe('1');
expect(testComponent.modelChange).toHaveBeenCalledTimes(1);
dispatchFakeEvent(downHandler, 'mousedown');
fixture.detectChanges();
expect(inputElement.value).toBe('0');
expect(testComponent.modelChange).toHaveBeenCalledTimes(2);
dispatchFakeEvent(downHandler, 'mousedown');
fixture.detectChanges();
expect(inputElement.value).toBe('-1');
expect(testComponent.modelChange).toHaveBeenCalledTimes(3);
dispatchFakeEvent(downHandler, 'mousedown');
fixture.detectChanges();
expect(inputElement.value).toBe('-1');
expect(testComponent.modelChange).toHaveBeenCalledTimes(3);
});
it('should user input work', () => {
testComponent.nzInputNumberComponent.onModelChange('123');
fixture.detectChanges();
expect(testComponent.value).toBe(1);
expect(testComponent.modelChange).toHaveBeenCalledTimes(1);
testComponent.nzInputNumberComponent.onModelChange('0');
fixture.detectChanges();
expect(testComponent.value).toBe(0);
expect(testComponent.modelChange).toHaveBeenCalledTimes(2);
expect(testComponent.value).toBe(0);
testComponent.nzInputNumberComponent.onModelChange('-4');
fixture.detectChanges();
expect(testComponent.value).toBe(-1);
expect(testComponent.modelChange).toHaveBeenCalledTimes(3);
});
it('should auto precision work', () => {
testComponent.precision = undefined;
testComponent.max = 10;
fixture.detectChanges();
testComponent.nzInputNumberComponent.onModelChange('0.999999');
expect(testComponent.value).toBe(0.999999);
dispatchFakeEvent(upHandler, 'mousedown');
fixture.detectChanges();
expect(testComponent.value).toBe(1.999999);
dispatchFakeEvent(downHandler, 'mousedown');
fixture.detectChanges();
expect(testComponent.value).toBe(0.999999);
testComponent.nzInputNumberComponent.onModelChange('1e-10');
fixture.detectChanges();
expect(testComponent.value).toBe(1e-10);
dispatchFakeEvent(upHandler, 'mousedown');
fixture.detectChanges();
expect(testComponent.value).toBe(1.0000000001);
dispatchFakeEvent(downHandler, 'mousedown');
fixture.detectChanges();
expect(testComponent.value).toBe(1e-10);
});
it('should nzPrecision work', () => {
testComponent.nzInputNumberComponent.onModelChange('0.99');
fixture.detectChanges();
expect(testComponent.value).toBe(0.99);
testComponent.nzInputNumberComponent.onModelChange('0.993');
fixture.detectChanges();
expect(testComponent.value).toBe(0.99);
testComponent.nzInputNumberComponent.onModelChange('0.999');
fixture.detectChanges();
expect(testComponent.value).toBe(1);
});
it('should nzPrecisionMode work', () => {
testComponent.nzInputNumberComponent.onModelChange('0.999');
fixture.detectChanges();
expect(testComponent.value).toBe(1);
testComponent.precisionMode = 'toFixed';
testComponent.nzInputNumberComponent.onModelChange('0.991');
fixture.detectChanges();
expect(testComponent.value).toBe(0.99);
testComponent.nzInputNumberComponent.onModelChange('0.999');
fixture.detectChanges();
expect(testComponent.value).toBe(1);
testComponent.nzInputNumberComponent.onModelChange('1.0099');
fixture.detectChanges();
expect(testComponent.value).toBe(1);
testComponent.precisionMode = 'cut';
testComponent.nzInputNumberComponent.onModelChange('0.991');
fixture.detectChanges();
expect(testComponent.value).toBe(0.99);
testComponent.nzInputNumberComponent.onModelChange('0.998');
fixture.detectChanges();
expect(testComponent.value).toBe(0.99);
testComponent.precisionMode = value => +Number(value).toFixed(2);
testComponent.nzInputNumberComponent.onModelChange('0.991');
fixture.detectChanges();
expect(testComponent.value).toBe(0.99);
testComponent.nzInputNumberComponent.onModelChange('0.998');
fixture.detectChanges();
expect(testComponent.value).toBe(1);
});
it('should nzStep work', () => {
testComponent.step = 2;
testComponent.max = 10;
fixture.detectChanges();
dispatchFakeEvent(upHandler, 'mousedown');
fixture.detectChanges();
expect(testComponent.value).toBe(2);
expect(testComponent.modelChange).toHaveBeenCalledTimes(1);
dispatchFakeEvent(upHandler, 'mousedown');
fixture.detectChanges();
expect(testComponent.value).toBe(4);
expect(testComponent.modelChange).toHaveBeenCalledTimes(2);
dispatchFakeEvent(downHandler, 'mousedown');
fixture.detectChanges();
expect(testComponent.value).toBe(2);
});
it('should key up and down work', () => {
fixture.detectChanges();
expect(testComponent.value).toBe(undefined);
dispatchEvent(inputElement, upArrowEvent);
fixture.detectChanges();
expect(testComponent.value).toBe(1);
dispatchEvent(inputElement, downArrowEvent);
fixture.detectChanges();
expect(testComponent.value).toBe(0);
dispatchEvent(inputElement, downArrowEvent);
fixture.detectChanges();
expect(testComponent.value).toBe(-1);
dispatchEvent(inputElement, downArrowEvent);
fixture.detectChanges();
expect(testComponent.value).toBe(-1);
});
it('should key up and down work with ctrl key', () => {
fixture.detectChanges();
expect(testComponent.value).toBe(undefined);
dispatchEvent(inputElement, upArrowCtrlEvent);
fixture.detectChanges();
expect(testComponent.value).toBe(0.1);
dispatchEvent(inputElement, downArrowCtrlEvent);
fixture.detectChanges();
expect(testComponent.value).toBe(0);
dispatchEvent(inputElement, downArrowCtrlEvent);
fixture.detectChanges();
expect(testComponent.value).toBe(-0.1);
});
it('should key up and down work with meta key', () => {
fixture.detectChanges();
expect(testComponent.value).toBe(undefined);
dispatchEvent(inputElement, upArrowMetaEvent);
fixture.detectChanges();
expect(testComponent.value).toBe(0.1);
dispatchEvent(inputElement, downArrowMetaEvent);
fixture.detectChanges();
expect(testComponent.value).toBe(0);
dispatchEvent(inputElement, downArrowMetaEvent);
fixture.detectChanges();
expect(testComponent.value).toBe(-0.1);
});
it('should key up and down work with shift key', () => {
testComponent.max = 100;
testComponent.min = -100;
fixture.detectChanges();
expect(testComponent.value).toBe(undefined);
dispatchEvent(inputElement, upArrowShiftEvent);
dispatchFakeEvent(inputElement, 'keyup');
fixture.detectChanges();
expect(testComponent.value).toBe(10);
dispatchEvent(inputElement, downArrowShiftEvent);
fixture.detectChanges();
expect(testComponent.value).toBe(0);
dispatchEvent(inputElement, downArrowShiftEvent);
fixture.detectChanges();
expect(testComponent.value).toBe(-10);
});
it('should update value immediately after formatter changed', () => {
const newFormatter = (v: number): string => `${v} %`;
const initValue = 1;
const component = testComponent.nzInputNumberComponent;
fixture.detectChanges();
component.onModelChange(`${initValue}`);
fixture.detectChanges();
testComponent.formatter = newFormatter;
fixture.detectChanges();
expect(inputElement.value).toBe(newFormatter(initValue));
});
// #1449
it('should up and down focus input', () => {
dispatchFakeEvent(upHandler, 'mousedown');
fixture.detectChanges();
expect(inputNumber.nativeElement.classList).toContain('ant-input-number-focused');
dispatchFakeEvent(inputElement, 'blur');
fixture.detectChanges();
expect(inputNumber.nativeElement.classList).not.toContain('ant-input-number-focused');
dispatchFakeEvent(downHandler, 'mousedown');
fixture.detectChanges();
expect(inputNumber.nativeElement.classList).toContain('ant-input-number-focused');
dispatchFakeEvent(inputElement, 'blur');
fixture.detectChanges();
expect(inputNumber.nativeElement.classList).not.toContain('ant-input-number-focused');
});
describe('change detection behavior', () => {
it('should not run change detection on keyup and keydown events', done => {
const ngZone = TestBed.inject(NgZone);
const appRef = TestBed.inject(ApplicationRef);
spyOn(appRef, 'tick');
spyOn(inputNumber.componentInstance, 'stop').and.callThrough();
inputElement.dispatchEvent(new KeyboardEvent('keyup'));
expect(appRef.tick).toHaveBeenCalledTimes(0);
expect(inputNumber.componentInstance.stop).toHaveBeenCalled();
inputElement.dispatchEvent(
new KeyboardEvent('keydown', {
keyCode: TAB
})
);
expect(appRef.tick).toHaveBeenCalledTimes(0);
inputElement.dispatchEvent(
new KeyboardEvent('keydown', {
keyCode: ENTER
})
);
ngZone.onMicrotaskEmpty.pipe(take(1)).subscribe(() => {
expect(appRef.tick).toHaveBeenCalledTimes(1);
done();
});
});
});
});
describe('input number form', () => {
let fixture: ComponentFixture<NzTestInputNumberFormComponent>;
let testComponent: NzTestInputNumberFormComponent;
let inputNumber: DebugElement;
let upHandler: HTMLElement;
beforeEach(fakeAsync(() => {
fixture = TestBed.createComponent(NzTestInputNumberFormComponent);
fixture.detectChanges();
flush();
fixture.detectChanges();
testComponent = fixture.debugElement.componentInstance;
inputNumber = fixture.debugElement.query(By.directive(NzInputNumberComponent));
upHandler = inputNumber.nativeElement.querySelector('.ant-input-number-handler-up');
}));
it('should be in pristine, untouched, and valid states initially', fakeAsync(() => {
flush();
expect(testComponent.formGroup.valid).toBe(true);
expect(testComponent.formGroup.pristine).toBe(true);
expect(testComponent.formGroup.touched).toBe(false);
}));
it('should set disabled work', fakeAsync(() => {
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(testComponent.formGroup.get('inputNumber')!.value).toBe(1);
dispatchFakeEvent(upHandler, 'mousedown');
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(testComponent.formGroup.get('inputNumber')!.value).toBe(10);
testComponent.disable();
dispatchFakeEvent(upHandler, 'mousedown');
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(testComponent.formGroup.get('inputNumber')!.value).toBe(10);
}));
});
describe('input number readOnly', () => {
let fixture: ComponentFixture<NzTestReadOnlyInputNumberBasicComponent>;
let testComponent: NzTestReadOnlyInputNumberBasicComponent;
let inputNumber: DebugElement;
let inputElement: HTMLInputElement;
beforeEach(fakeAsync(() => {
fixture = TestBed.createComponent(NzTestReadOnlyInputNumberBasicComponent);
fixture.detectChanges();
flush();
fixture.detectChanges();
testComponent = fixture.debugElement.componentInstance;
inputNumber = fixture.debugElement.query(By.directive(NzInputNumberComponent));
inputElement = inputNumber.nativeElement.querySelector('input');
}));
it('should readOnly work', () => {
fixture.detectChanges();
testComponent.readonly = true;
testComponent.nzInputNumberComponent.nzReadOnly = true;
testComponent.nzInputNumberComponent.ngAfterViewInit();
fixture.detectChanges();
expect(inputElement.attributes.getNamedItem('readOnly')!.name).toBe('readonly');
testComponent.readonly = false;
fixture.detectChanges();
expect(inputElement.attributes.getNamedItem('readOnly')).toBe(null);
});
});
});
@Component({
template: `
<nz-input-number
[(ngModel)]="value"
(ngModelChange)="modelChange($event)"
[nzDisabled]="disabled"
[nzAutoFocus]="autofocus"
[nzSize]="size"
[nzMin]="min"
[nzMax]="max"
[nzPlaceHolder]="placeholder"
[nzStep]="step"
[nzFormatter]="formatter"
[nzParser]="parser"
[nzPrecision]="precision"
[nzPrecisionMode]="precisionMode"
></nz-input-number>
`
})
export class NzTestInputNumberBasicComponent {
@ViewChild(NzInputNumberComponent, { static: false }) nzInputNumberComponent!: NzInputNumberComponent;
value?: number | string;
autofocus = false;
disabled = false;
min = -1;
max = 1;
size = 'default';
placeholder = 'placeholder';
step = 1;
precision?: number = 2;
precisionMode?: 'cut' | 'toFixed' | ((value: number | string, precision?: number) => number);
formatter = (value: number): string => (value !== null ? `${value}` : '');
parser = (value: number): number => value;
modelChange = jasmine.createSpy('change callback');
}
@Component({
template: ` <nz-input-number [nzReadOnly]="readonly"></nz-input-number> `
})
export class NzTestReadOnlyInputNumberBasicComponent {
@ViewChild(NzInputNumberComponent, { static: false }) nzInputNumberComponent!: NzInputNumberComponent;
readonly = false;
}
@Component({
template: `
<form [formGroup]="formGroup">
<nz-input-number formControlName="inputNumber" nzMax="10" nzMin="-10"></nz-input-number>
</form>
`
})
export class NzTestInputNumberFormComponent {
formGroup: FormGroup;
constructor(private formBuilder: FormBuilder) {
this.formGroup = this.formBuilder.group({
inputNumber: [1]
});
}
disable(): void {
this.formGroup.disable();
}
}