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select.spec.ts
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select.spec.ts
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import { BACKSPACE, DOWN_ARROW, ENTER, ESCAPE, SPACE, TAB, UP_ARROW } from '@angular/cdk/keycodes';
import { OverlayContainer } from '@angular/cdk/overlay';
import { ApplicationRef, Component, TemplateRef, ViewChild } from '@angular/core';
import { ComponentFixture, fakeAsync, flush, inject, TestBed, tick } from '@angular/core/testing';
import { FormsModule } from '@angular/forms';
import { By } from '@angular/platform-browser';
import {
dispatchFakeEvent,
dispatchKeyboardEvent,
dispatchMouseEvent,
ɵComponentBed as ComponentBed,
ɵcreateComponentBed as createComponentBed
} from 'ng-zorro-antd/core/testing';
import { NzSafeAny, NzStatus } from 'ng-zorro-antd/core/types';
import { NzFormControlStatusType, NzFormModule } from 'ng-zorro-antd/form';
import { NzIconTestModule } from 'ng-zorro-antd/icon/testing';
import { NzSelectSearchComponent } from './select-search.component';
import { NzSelectTopControlComponent } from './select-top-control.component';
import { NzSelectComponent, NzSelectSizeType } from './select.component';
import { NzSelectModule } from './select.module';
import {
NzFilterOptionType,
NzSelectItemInterface,
NzSelectOptionInterface,
NzSelectPlacementType
} from './select.types';
describe('select', () => {
describe('default template mode', () => {
let testBed: ComponentBed<TestSelectTemplateDefaultComponent>;
let component: TestSelectTemplateDefaultComponent;
let fixture: ComponentFixture<TestSelectTemplateDefaultComponent>;
let selectElement!: HTMLElement;
let overlayContainerElement: HTMLElement;
beforeEach(() => {
testBed = createComponentBed(TestSelectTemplateDefaultComponent, {
imports: [NzSelectModule, NzIconTestModule, FormsModule]
});
component = testBed.component;
fixture = testBed.fixture;
selectElement = testBed.debugElement.query(By.directive(NzSelectComponent)).nativeElement;
});
beforeEach(inject([OverlayContainer], (oc: OverlayContainer) => {
overlayContainerElement = oc.getContainerElement();
}));
it('should classname correct', () => {
expect(selectElement.classList).toContain('ant-select');
expect(selectElement.classList).toContain('ant-select-single');
});
it('should nzSize work', () => {
component.nzSize = 'large';
fixture.detectChanges();
expect(selectElement.classList).toContain('ant-select-lg');
component.nzSize = 'small';
fixture.detectChanges();
expect(selectElement.classList).toContain('ant-select-sm');
});
it('should nzPlaceHolder work', () => {
expect(selectElement.querySelector('.ant-select-selection-placeholder')!.textContent!.trim()).toBe('');
component.nzPlaceHolder = 'placeholder';
fixture.detectChanges();
expect(selectElement.querySelector('.ant-select-selection-placeholder')!.textContent).toContain('placeholder');
});
it('should nzDropdownRender work', () => {
component.nzOpen = true;
fixture.detectChanges();
expect(document.getElementsByClassName('dropdown-render').length).toBe(0);
component.nzDropdownRender = component.dropdownTemplate;
fixture.detectChanges();
expect(document.getElementsByClassName('dropdown-render')[0]!.textContent).toBe('dropdownRender');
});
it('should ngModel match nzLabel', fakeAsync(() => {
component.listOfOption = [{ nzValue: 'test_value', nzLabel: 'test_label' }];
fixture.detectChanges();
expect(selectElement.querySelector('nz-select-item')).toBeFalsy();
component.value = 'test_value';
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(selectElement.querySelector('nz-select-item')!.textContent).toBe('test_label');
component.listOfOption = [];
fixture.detectChanges();
expect(selectElement.querySelector('nz-select-item')!.textContent).toBe('test_label');
expect(component.valueChange).not.toHaveBeenCalled();
}));
it('should ngModelChange trigger when click option', fakeAsync(() => {
component.listOfOption = [
{ nzValue: 'test_01', nzLabel: 'test_01' },
{ nzValue: 'test_02', nzLabel: 'test_02' }
];
component.value = 'test_01';
component.nzOpen = true;
fixture.detectChanges();
flush();
fixture.detectChanges();
const listOfContainerItem = document.querySelectorAll('nz-option-item');
dispatchMouseEvent(listOfContainerItem[1], 'click');
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(component.valueChange).toHaveBeenCalledTimes(1);
expect(component.valueChange).toHaveBeenCalledWith('test_02');
expect(component.openChange).toHaveBeenCalledTimes(1);
expect(component.openChange).toHaveBeenCalledWith(false);
}));
it('should ngModelChange trigger when click clear icon', fakeAsync(() => {
component.listOfOption = [{ nzValue: 'test_value', nzLabel: 'test_label' }];
component.value = 'test_value';
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(selectElement.querySelector('nz-select-clear')).toBeFalsy();
component.nzAllowClear = true;
fixture.detectChanges();
dispatchMouseEvent(selectElement.querySelector('nz-select-clear')!, 'click');
fixture.detectChanges();
expect(component.valueChange).toHaveBeenCalledTimes(1);
expect(component.valueChange).toHaveBeenCalledWith(null);
}));
it('should nzOpenChange trigger correct times', () => {
component.nzOpen = true;
fixture.detectChanges();
expect(component.openChange).not.toHaveBeenCalled();
const topSelectElement = selectElement.querySelector('.ant-select-selector')!;
dispatchFakeEvent(topSelectElement, 'click');
fixture.detectChanges();
expect(component.openChange).toHaveBeenCalledTimes(1);
expect(component.openChange).toHaveBeenCalledWith(false);
dispatchFakeEvent(topSelectElement, 'click');
fixture.detectChanges();
expect(component.openChange).toHaveBeenCalledTimes(2);
expect(component.openChange).toHaveBeenCalledWith(true);
});
it('should click input not close in searching mode', () => {
component.nzShowSearch = true;
fixture.detectChanges();
const topSelectElement = selectElement.querySelector('.ant-select-selector')!;
dispatchFakeEvent(topSelectElement, 'click');
fixture.detectChanges();
expect(component.openChange).toHaveBeenCalledTimes(1);
expect(component.openChange).toHaveBeenCalledWith(true);
dispatchFakeEvent(topSelectElement, 'click');
fixture.detectChanges();
expect(component.openChange).toHaveBeenCalledTimes(1);
});
it('should nzCustomTemplate works', fakeAsync(() => {
component.listOfOption = [{ nzValue: 'value', nzLabel: 'label' }];
fixture.detectChanges();
expect(selectElement.querySelector('nz-select-item')).toBeFalsy();
component.value = 'value';
component.nzCustomTemplate = component.customTemplate;
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(selectElement.querySelector('nz-select-item')!.textContent).toBe('selected: label');
}));
it('should nzShowArrow works', () => {
expect(selectElement.querySelector('nz-select-arrow')).toBeTruthy();
component.nzShowArrow = false;
fixture.detectChanges();
expect(selectElement.querySelector('nz-select-arrow')).toBeFalsy();
});
it('should nzSuffixIcon works', () => {
expect(selectElement.querySelector('.anticon-down')).toBeTruthy();
component.nzSuffixIcon = component.suffixIconTemplate;
fixture.detectChanges();
expect(selectElement.querySelector('nz-select-arrow')!.textContent).toBe('icon');
});
it('should nzClearIcon works', fakeAsync(() => {
component.nzAllowClear = true;
component.listOfOption = [{ nzValue: 'value', nzLabel: 'label' }];
component.value = 'value';
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(selectElement.querySelector('.anticon-close-circle')).toBeTruthy();
component.nzClearIcon = component.suffixIconTemplate;
fixture.detectChanges();
expect(selectElement.querySelector('nz-select-clear')!.textContent).toBe('icon');
}));
it('should nzShowSearch works', fakeAsync(() => {
component.listOfOption = [
{ nzValue: 'test_01', nzLabel: 'test_01' },
{ nzValue: 'test_02', nzLabel: 'test_02' }
];
component.nzShowSearch = true;
component.nzOpen = true;
fixture.detectChanges();
const inputElement = selectElement.querySelector('input')!;
inputElement.value = 'test';
dispatchFakeEvent(inputElement, 'input');
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(component.searchValueChange).toHaveBeenCalledWith('test');
expect(document.querySelectorAll('nz-option-item').length).toBe(2);
inputElement.value = '02';
dispatchFakeEvent(inputElement, 'input');
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(document.querySelectorAll('nz-option-item').length).toBe(1);
}));
it('should nzFilterOption works', fakeAsync(() => {
component.listOfOption = [
{ nzValue: 'test_01', nzLabel: 'test_01' },
{ nzValue: 'test_02', nzLabel: 'test_02' },
{ nzValue: 'test_03', nzLabel: 'test_03' }
];
component.nzShowSearch = true;
component.nzFilterOption = () => true;
component.nzOpen = true;
fixture.detectChanges();
const inputElement = selectElement.querySelector('input')!;
inputElement.value = '02';
dispatchFakeEvent(inputElement, 'input');
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(document.querySelectorAll('nz-option-item').length).toBe(3);
}));
it('should compareWith works', fakeAsync(() => {
component.listOfOption = [{ nzValue: { value: 'test_value' }, nzLabel: 'test_label' }];
fixture.detectChanges();
expect(selectElement.querySelector('nz-select-item')).toBeFalsy();
component.value = { value: 'test_value' };
component.compareWith = (o1: NzSafeAny, o2: NzSafeAny) => (o1 && o2 ? o1.value === o2.value : o1 === o2);
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(selectElement.querySelector('nz-select-item')!.textContent).toBe('test_label');
}));
it('should nzBorderless works', () => {
expect(selectElement.classList).not.toContain('ant-select-borderless');
component.nzBorderless = true;
fixture.detectChanges();
expect(selectElement.classList).toContain('ant-select-borderless');
});
it('should nzAutoFocus works', () => {
component.nzAutoFocus = true;
fixture.detectChanges();
expect(selectElement.querySelector('input')!.attributes.getNamedItem('autofocus')!.name).toBe('autofocus');
component.nzAutoFocus = false;
fixture.detectChanges();
expect(selectElement.querySelector('input')!.attributes.getNamedItem('autofocus')).toBeFalsy();
});
it('should nzServerSearch works', fakeAsync(() => {
component.listOfOption = [
{ nzValue: '1', nzLabel: '1' },
{ nzValue: '2', nzLabel: '2' },
{ nzValue: '3', nzLabel: '3' }
];
component.nzServerSearch = true;
component.nzShowSearch = true;
component.nzOpen = true;
fixture.detectChanges();
const inputElement = selectElement.querySelector('input')!;
inputElement.value = '02';
dispatchFakeEvent(inputElement, 'input');
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(document.querySelectorAll('nz-option-item').length).toBe(3);
}));
it('should nzDisabled works', fakeAsync(() => {
component.nzDisabled = true;
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(selectElement.classList).toContain('ant-select-disabled');
expect(selectElement.querySelector('input')!.getAttribute('disabled')).toBe('');
}));
it('should nzDisabled option works', fakeAsync(() => {
const flushChanges = (): void => {
fixture.detectChanges();
flush();
fixture.detectChanges();
};
component.listOfOption = [
{ nzValue: 'value', nzLabel: 'label' },
{ nzValue: 'disabledValue', nzLabel: 'disabledLabel', nzDisabled: true }
];
component.nzShowSearch = true;
component.nzOpen = true;
fixture.detectChanges();
const inputElement = selectElement.querySelector('input')!;
inputElement.value = 'disabled';
dispatchFakeEvent(inputElement, 'input');
flushChanges();
expect(component.searchValueChange).toHaveBeenCalledWith('disabled');
dispatchKeyboardEvent(inputElement, 'keydown', ENTER, inputElement);
flushChanges();
expect(component.value).not.toBe('disabledValue');
}));
it('should nzBackdrop works', fakeAsync(() => {
component.nzOpen = true;
component.nzBackdrop = true;
fixture.detectChanges();
flush();
expect(overlayContainerElement.children[0].classList).toContain('cdk-overlay-backdrop');
}));
it('should close dropdown when ESC keydown', fakeAsync(() => {
component.nzOpen = true;
fixture.detectChanges();
flush();
fixture.detectChanges();
dispatchKeyboardEvent(overlayContainerElement, 'keydown', ESCAPE, overlayContainerElement);
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(component.nzOpen).toBe(false);
}));
it('should keydown up arrow and down arrow', fakeAsync(() => {
const flushChanges = (): void => {
fixture.detectChanges();
flush();
fixture.detectChanges();
};
component.listOfOption = [
{ nzValue: 'value_01', nzLabel: 'label_01' },
{ nzValue: 'value_02', nzLabel: 'label_02', nzDisabled: true },
{ nzValue: 'value_03', nzLabel: 'label_03' }
];
component.value = 'value_01';
component.nzOpen = true;
flushChanges();
const inputElement = selectElement.querySelector('input')!;
dispatchKeyboardEvent(inputElement, 'keydown', UP_ARROW, inputElement);
flushChanges();
expect(document.querySelectorAll('nz-option-item')[2]!.classList).toContain('ant-select-item-option-active');
dispatchKeyboardEvent(inputElement, 'keydown', DOWN_ARROW, inputElement);
flushChanges();
expect(document.querySelectorAll('nz-option-item')[0]!.classList).toContain('ant-select-item-option-active');
dispatchKeyboardEvent(inputElement, 'keydown', DOWN_ARROW, inputElement);
flushChanges();
dispatchKeyboardEvent(inputElement, 'keydown', ENTER, inputElement);
flushChanges();
expect(component.valueChange).toHaveBeenCalledWith('value_03');
flushChanges();
dispatchKeyboardEvent(inputElement, 'keydown', SPACE, inputElement);
flushChanges();
expect(component.openChange).toHaveBeenCalledWith(false);
dispatchKeyboardEvent(inputElement, 'keydown', SPACE, inputElement);
flushChanges();
expect(component.openChange).toHaveBeenCalledWith(true);
dispatchKeyboardEvent(inputElement, 'keydown', TAB, inputElement);
flushChanges();
expect(component.openChange).toHaveBeenCalledWith(false);
expect(component.openChange).toHaveBeenCalledTimes(3);
}));
it('should not throw error with keydown up arrow and down arrow event when listOfOption is empty', fakeAsync(() => {
const flushChanges = (): void => {
fixture.detectChanges();
flush();
fixture.detectChanges();
};
component.listOfOption = [];
component.nzOpen = true;
flushChanges();
const inputElement = selectElement.querySelector('input')!;
dispatchKeyboardEvent(inputElement, 'keydown', UP_ARROW, inputElement);
flushChanges();
dispatchKeyboardEvent(inputElement, 'keydown', DOWN_ARROW, inputElement);
flushChanges();
expect(component.valueChange).toHaveBeenCalledTimes(0);
}));
it('should mouseenter activated option work', fakeAsync(() => {
const flushChanges = (): void => {
fixture.detectChanges();
flush();
fixture.detectChanges();
};
component.listOfOption = [
{ nzValue: 'value_01', nzLabel: 'label_01' },
{ nzValue: 'value_02', nzLabel: 'label_02', nzDisabled: true },
{ nzValue: 'value_03', nzLabel: 'label_03' }
];
component.nzOpen = true;
flushChanges();
const targetItem = document.querySelectorAll('nz-option-item')[2]!;
expect(targetItem.classList).not.toContain('ant-select-item-option-active');
dispatchFakeEvent(targetItem, 'mouseenter');
flushChanges();
expect(targetItem.classList).toContain('ant-select-item-option-active');
}));
it('should group item change work', fakeAsync(() => {
component.listOfGroup = [{ nzLabel: 'group-1', children: [{ nzValue: 'value_01', nzLabel: 'label_01' }] }];
component.nzOpen = true;
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(document.querySelectorAll('nz-option-item')!.length).toBe(1);
expect(document.querySelectorAll('nz-option-item-group')!.length).toBe(1);
component.listOfGroup = [
{
nzLabel: 'group-1',
children: [
{ nzValue: 'value_01', nzLabel: 'label_01' },
{ nzValue: 'value_02', nzLabel: 'label_02' }
]
},
{
nzLabel: 'group-2',
children: [{ nzValue: 'value_03', nzLabel: 'label_03' }]
}
];
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(document.querySelectorAll('nz-option-item')!.length).toBe(3);
expect(document.querySelectorAll('nz-option-item-group')!.length).toBe(2);
expect(document.querySelectorAll('nz-option-item-group')[0]!.textContent).toBe('group-1');
expect(document.querySelectorAll('nz-option-item')[0].textContent).toBe('label_01');
component.listOfGroup[0].nzLabel = 'change-group';
component.listOfGroup[0].children[0].nzLabel = 'change-label';
fixture.detectChanges();
expect(document.querySelectorAll('nz-option-item-group')[0]!.textContent).toBe('change-group');
expect(document.querySelectorAll('nz-option-item')[0].textContent).toBe('change-label');
}));
it('should group item sort be right', fakeAsync(() => {
component.listOfGroup = [
{
nzLabel: 'group-1',
children: [
{ nzValue: 'value_01', nzLabel: 'label_01' },
{ nzValue: 'value_02', nzLabel: 'label_02' }
]
},
{
nzLabel: 'group-2',
children: [
{ nzValue: 'value_03', nzLabel: 'label_03' },
{ nzValue: 'value_04', nzLabel: 'label_04' }
]
}
];
component.nzOpen = true;
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(
document.querySelectorAll('nz-option-item')[0].parentElement!.querySelector('nz-option-item')!
.nextElementSibling!.textContent
).toBe('label_02');
}));
it('should have selected class if item was selected', fakeAsync(() => {
const flushChanges = (): void => {
fixture.detectChanges();
flush();
fixture.detectChanges();
};
component.listOfOption = [
{ nzValue: 0, nzLabel: 'Falsy value' },
{ nzValue: 'Truthy value', nzLabel: 'Truthy value' },
{ nzValue: 'disabled', nzLabel: 'disabled', nzDisabled: true },
{ nzValue: undefined, nzLabel: 'undefined' },
{ nzValue: null, nzLabel: 'null' }
];
component.nzOpen = true;
component.value = 0;
flushChanges();
expect(document.querySelectorAll('nz-option-item.ant-select-item-option-selected').length).toBe(1);
expect(document.querySelectorAll('nz-option-item.ant-select-item-option-selected')[0].textContent).toBe(
'Falsy value'
);
component.value = 'Truthy value';
flushChanges();
expect(document.querySelectorAll('nz-option-item.ant-select-item-option-selected').length).toBe(1);
expect(document.querySelectorAll('nz-option-item.ant-select-item-option-selected')[0].textContent).toBe(
'Truthy value'
);
['disabled', undefined, null].forEach(value => {
component.value = value;
flushChanges();
expect(document.querySelectorAll('nz-option-item.ant-select-item-option-selected').length).toBe(0);
});
}));
});
describe('multiple template mode', () => {
let testBed: ComponentBed<TestSelectTemplateMultipleComponent>;
let component: TestSelectTemplateMultipleComponent;
let fixture: ComponentFixture<TestSelectTemplateMultipleComponent>;
let selectElement!: HTMLElement;
beforeEach(() => {
testBed = createComponentBed(TestSelectTemplateMultipleComponent, {
imports: [NzSelectModule, NzIconTestModule, FormsModule]
});
component = testBed.component;
fixture = testBed.fixture;
selectElement = testBed.debugElement.query(By.directive(NzSelectComponent)).nativeElement;
});
it('should classname correct', () => {
expect(selectElement.classList).toContain('ant-select-multiple');
});
it('should ngModel works', fakeAsync(() => {
component.listOfOption = [
{ nzValue: 'value_01', nzLabel: 'label_01' },
{ nzValue: 'value_02', nzLabel: 'label_02' }
];
component.value = ['value_01', 'value_02'];
fixture.detectChanges();
flush();
fixture.detectChanges();
let listOfSelectItem = selectElement.querySelectorAll('nz-select-item')!;
expect(listOfSelectItem.length).toBe(2);
expect(listOfSelectItem[0].textContent).toBe('label_01');
expect(listOfSelectItem[1].textContent).toBe('label_02');
component.listOfOption = [{ nzValue: 'value_01', nzLabel: 'label_01' }];
fixture.detectChanges();
listOfSelectItem = selectElement.querySelectorAll('nz-select-item')!;
expect(listOfSelectItem.length).toBe(2);
expect(listOfSelectItem[0].textContent).toBe('label_01');
expect(listOfSelectItem[1].textContent).toBe('label_02');
expect(component.valueChange).not.toHaveBeenCalled();
}));
it('should click option work', fakeAsync(() => {
const flushRefresh = (): void => {
fixture.detectChanges();
flush();
fixture.detectChanges();
};
component.nzOpen = true;
component.listOfOption = [
{ nzValue: 'test_01', nzLabel: 'test_01' },
{ nzValue: 'test_02', nzLabel: 'test_02' }
];
component.value = ['test_01'];
flushRefresh();
const listOfContainerItem = document.querySelectorAll('nz-option-item');
dispatchMouseEvent(listOfContainerItem[1], 'click');
flushRefresh();
expect(component.valueChange).toHaveBeenCalledTimes(1);
expect(component.value.length).toBe(2);
dispatchMouseEvent(listOfContainerItem[1], 'click');
flushRefresh();
expect(component.valueChange).toHaveBeenCalledTimes(2);
expect(component.value.length).toBe(1);
expect(component.value[0]).toBe('test_01');
expect(component.openChange).not.toHaveBeenCalled();
}));
it('should compareWith works', fakeAsync(() => {
component.listOfOption = [{ nzValue: { value: 'value' }, nzLabel: 'label' }];
fixture.detectChanges();
expect(selectElement.querySelectorAll('nz-select-item').length).toBe(0);
component.value = [{ value: 'value' }];
component.compareWith = (o1: NzSafeAny, o2: NzSafeAny) => (o1 && o2 ? o1.value === o2.value : o1 === o2);
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(selectElement.querySelectorAll('nz-select-item').length).toBe(1);
expect(selectElement.querySelectorAll('nz-select-item')[0].textContent).toBe('label');
}));
it('should nzMenuItemSelectedIcon works', fakeAsync(() => {
component.listOfOption = [{ nzValue: 'value', nzLabel: 'label' }];
component.value = ['value'];
component.nzOpen = true;
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(document.querySelectorAll('.ant-select-selected-icon').length).toBe(1);
component.nzMenuItemSelectedIcon = component.iconTemplate;
fixture.detectChanges();
expect(document.querySelectorAll('.ant-select-selected-icon').length).toBe(0);
expect(document.querySelector('.ant-select-item-option-state')!.textContent).toBe('icon');
}));
it('should removeIcon works', fakeAsync(() => {
component.listOfOption = [{ nzValue: 'value', nzLabel: 'label' }];
component.value = ['value'];
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(selectElement.querySelector('.anticon-close')).toBeTruthy();
component.nzRemoveIcon = component.iconTemplate;
fixture.detectChanges();
expect(selectElement.querySelector('.ant-select-selection-item-remove')!.textContent).toBe('icon');
}));
it('should removeIcon click works', fakeAsync(() => {
component.listOfOption = [{ nzValue: 'value', nzLabel: 'label' }];
component.value = ['value'];
fixture.detectChanges();
flush();
fixture.detectChanges();
dispatchFakeEvent(selectElement.querySelector('.anticon-close')!, 'click');
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(component.value.length).toBe(0);
}));
it('should backspace works', fakeAsync(() => {
component.listOfOption = [{ nzValue: 'value', nzLabel: 'label' }];
component.value = ['value'];
fixture.detectChanges();
flush();
fixture.detectChanges();
const inputElement = selectElement.querySelector('input')!;
dispatchKeyboardEvent(inputElement, 'keydown', BACKSPACE, inputElement);
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(component.value.length).toBe(0);
}));
it('should nzTokenSeparators work', fakeAsync(() => {
component.listOfOption = [
{ nzValue: 'test_01', nzLabel: 'label_01' },
{ nzValue: 'test_02', nzLabel: 'label_02' }
];
component.value = [];
component.nzTokenSeparators = [','];
fixture.detectChanges();
flush();
fixture.detectChanges();
const inputElement = selectElement.querySelector('input')!;
inputElement.value = 'label_01,test_02';
dispatchFakeEvent(inputElement, 'input');
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(component.value.length).toBe(1);
expect(component.value[0]).toBe('test_01');
}));
it('should nzMaxMultipleCount work', fakeAsync(() => {
const flushRefresh = (): void => {
fixture.detectChanges();
flush();
fixture.detectChanges();
};
component.nzOpen = true;
component.listOfOption = [
{ nzValue: 'test_01', nzLabel: 'test_01' },
{ nzValue: 'test_02', nzLabel: 'test_02' }
];
component.value = [];
component.nzMaxMultipleCount = 1;
flushRefresh();
const listOfContainerItem = document.querySelectorAll('nz-option-item');
dispatchMouseEvent(listOfContainerItem[0], 'click');
flushRefresh();
expect(component.value.length).toBe(1);
dispatchMouseEvent(listOfContainerItem[1], 'click');
flushRefresh();
expect(component.value.length).toBe(1);
expect(component.value[0]).toBe('test_01');
}));
it('should nzAutoClearSearchValue work', fakeAsync(() => {
const flushRefresh = (): void => {
fixture.detectChanges();
flush();
fixture.detectChanges();
};
component.nzOpen = true;
component.listOfOption = [
{ nzValue: 'test_01', nzLabel: 'test_01' },
{ nzValue: 'test_02', nzLabel: 'test_02' }
];
flushRefresh();
const listOfContainerItem = document.querySelectorAll('nz-option-item');
const inputElement = selectElement.querySelector('input')!;
inputElement.value = 'test';
dispatchFakeEvent(inputElement, 'input');
dispatchMouseEvent(listOfContainerItem[0], 'click');
flushRefresh();
expect(inputElement.value).toBe('');
component.nzAutoClearSearchValue = false;
flushRefresh();
inputElement.value = 'test';
dispatchFakeEvent(inputElement, 'input');
dispatchMouseEvent(listOfContainerItem[0], 'click');
flushRefresh();
expect(inputElement.value).toBe('test');
}));
});
describe('tags template mode', () => {
let testBed: ComponentBed<TestSelectTemplateTagsComponent>;
let component: TestSelectTemplateTagsComponent;
let fixture: ComponentFixture<TestSelectTemplateTagsComponent>;
let selectElement!: HTMLElement;
beforeEach(() => {
testBed = createComponentBed(TestSelectTemplateTagsComponent, {
imports: [NzSelectModule, NzIconTestModule, FormsModule]
});
component = testBed.component;
fixture = testBed.fixture;
selectElement = testBed.debugElement.query(By.directive(NzSelectComponent)).nativeElement;
});
it('should classname correct', () => {
expect(selectElement.classList).toContain('ant-select-multiple');
});
it('should nzTokenSeparators works', fakeAsync(() => {
component.listOfOption = [
{ nzValue: 'test_01', nzLabel: 'label_01' },
{ nzValue: 'test_02', nzLabel: 'label_02' }
];
component.value = [];
component.nzTokenSeparators = [','];
fixture.detectChanges();
flush();
fixture.detectChanges();
const inputElement = selectElement.querySelector('input')!;
inputElement.value = 'label_01,test_02';
dispatchFakeEvent(inputElement, 'input');
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(component.value.length).toBe(2);
expect(component.value[0]).toBe('test_01');
expect(component.value[1]).toBe('test_02');
}));
it('should nzMaxTagCount works', fakeAsync(() => {
component.listOfOption = [
{ nzValue: 'test_01', nzLabel: 'label_01' },
{ nzValue: 'test_02', nzLabel: 'label_02' },
{ nzValue: 'test_03', nzLabel: 'label_03' },
{ nzValue: 'test_04', nzLabel: 'label_04' }
];
component.value = ['test_01', 'test_02', 'test_03', 'test_04'];
component.nzMaxTagCount = 2;
fixture.detectChanges();
flush();
fixture.detectChanges();
const listOfItem = selectElement.querySelectorAll('nz-select-item');
expect(listOfItem.length).toBe(3);
expect(listOfItem[2].querySelector('.ant-select-selection-item-content')!.textContent).toBe('+ 2 ...');
component.nzMaxTagPlaceholder = component.tagTemplate;
fixture.detectChanges();
expect(listOfItem[2].textContent).toBe('and 2 more selected');
}));
});
describe('default reactive mode', () => {
let testBed: ComponentBed<TestSelectReactiveDefaultComponent>;
let component: TestSelectReactiveDefaultComponent;
let fixture: ComponentFixture<TestSelectReactiveDefaultComponent>;
let selectElement!: HTMLElement;
beforeEach(() => {
testBed = createComponentBed(TestSelectReactiveDefaultComponent, {
imports: [NzSelectModule, NzIconTestModule, FormsModule]
});
component = testBed.component;
fixture = testBed.fixture;
selectElement = testBed.debugElement.query(By.directive(NzSelectComponent)).nativeElement;
});
it('should ngModel match nzLabel', fakeAsync(() => {
component.listOfOption = [{ value: 'test_value', label: 'test_label' }];
fixture.detectChanges();
expect(selectElement.querySelector('nz-select-item')).toBeFalsy();
component.value = 'test_value';
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(selectElement.querySelector('nz-select-item')!.textContent).toBe('test_label');
component.listOfOption = [];
fixture.detectChanges();
expect(selectElement.querySelector('nz-select-item')!.textContent).toBe('test_label');
expect(component.valueChange).not.toHaveBeenCalled();
}));
it('should ngModelChange trigger when click option', fakeAsync(() => {
component.listOfOption = [
{ value: 'test_01', label: 'test_01' },
{ value: 'test_02', label: 'test_02' }
];
component.value = 'test_01';
component.nzOpen = true;
fixture.detectChanges();
flush();
fixture.detectChanges();
const listOfContainerItem = document.querySelectorAll('nz-option-item');
dispatchMouseEvent(listOfContainerItem[1], 'click');
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(component.valueChange).toHaveBeenCalledTimes(1);
expect(component.valueChange).toHaveBeenCalledWith('test_02');
expect(component.openChange).toHaveBeenCalledTimes(1);
expect(component.openChange).toHaveBeenCalledWith(false);
}));
it('should ngModelChange trigger when click clear icon', fakeAsync(() => {
component.listOfOption = [{ value: 'test_value', label: 'test_label' }];
component.value = 'test_value';
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(selectElement.querySelector('nz-select-clear')).toBeFalsy();
component.nzAllowClear = true;
fixture.detectChanges();
dispatchMouseEvent(selectElement.querySelector('nz-select-clear')!, 'click');
fixture.detectChanges();
expect(component.valueChange).toHaveBeenCalledTimes(1);
expect(component.valueChange).toHaveBeenCalledWith(null);
}));
it('should nzCustomTemplate works', fakeAsync(() => {
component.listOfOption = [{ value: 'value', label: 'label' }];
fixture.detectChanges();
expect(selectElement.querySelector('nz-select-item')).toBeFalsy();
component.value = 'value';
component.nzCustomTemplate = component.customTemplate;
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(selectElement.querySelector('nz-select-item')!.textContent).toBe('selected: label');
}));
it('should nzShowSearch works', fakeAsync(() => {
component.listOfOption = [
{ value: 'test_01', label: 'test_01' },
{ value: 'test_02', label: 'test_02' }
];
component.nzShowSearch = true;
component.nzOpen = true;
fixture.detectChanges();
const inputElement = selectElement.querySelector('input')!;
inputElement.value = 'test';
dispatchFakeEvent(inputElement, 'input');
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(component.searchValueChange).toHaveBeenCalledWith('test');
expect(document.querySelectorAll('nz-option-item').length).toBe(2);
inputElement.value = '02';
dispatchFakeEvent(inputElement, 'input');
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(document.querySelectorAll('nz-option-item').length).toBe(1);
}));
it('should nzFilterOption works', fakeAsync(() => {
component.listOfOption = [
{ value: 'test_01', label: 'test_01' },
{ value: 'test_02', label: 'test_02' },
{ value: 'test_03', label: 'test_03' }
];
component.nzShowSearch = true;
component.nzFilterOption = () => true;
component.nzOpen = true;
fixture.detectChanges();
const inputElement = selectElement.querySelector('input')!;
inputElement.value = '02';
dispatchFakeEvent(inputElement, 'input');
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(document.querySelectorAll('nz-option-item').length).toBe(3);
}));
it('should compareWith works', fakeAsync(() => {
component.listOfOption = [{ value: { value: 'test_value' }, label: 'test_label' }];
fixture.detectChanges();
expect(selectElement.querySelector('nz-select-item')).toBeFalsy();
component.value = { value: 'test_value' };
component.compareWith = (o1: NzSafeAny, o2: NzSafeAny) => (o1 && o2 ? o1.value === o2.value : o1 === o2);
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(selectElement.querySelector('nz-select-item')!.textContent).toBe('test_label');
}));
it('should nzServerSearch works', fakeAsync(() => {
component.listOfOption = [
{ value: '1', label: '1' },
{ value: '2', label: '2' },
{ value: '3', label: '3' }
];
component.nzServerSearch = true;
component.nzShowSearch = true;
component.nzOpen = true;
fixture.detectChanges();
const inputElement = selectElement.querySelector('input')!;
inputElement.value = '02';
dispatchFakeEvent(inputElement, 'input');
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(document.querySelectorAll('nz-option-item').length).toBe(3);
}));
it('should keydown up arrow and down arrow', fakeAsync(() => {
const flushChanges = (): void => {
fixture.detectChanges();
flush();
fixture.detectChanges();
};
component.listOfOption = [
{ value: 'value_01', label: 'label_01' },
{ value: 'value_02', label: 'label_02', disabled: true },
{ value: 'value_03', label: 'label_03' }
];
component.value = 'value_01';
component.nzOpen = true;
flushChanges();
const inputElement = selectElement.querySelector('input')!;
dispatchKeyboardEvent(inputElement, 'keydown', UP_ARROW, inputElement);
flushChanges();
expect(document.querySelectorAll('nz-option-item')[2]!.classList).toContain('ant-select-item-option-active');
dispatchKeyboardEvent(inputElement, 'keydown', DOWN_ARROW, inputElement);
flushChanges();
expect(document.querySelectorAll('nz-option-item')[0]!.classList).toContain('ant-select-item-option-active');
dispatchKeyboardEvent(inputElement, 'keydown', DOWN_ARROW, inputElement);
flushChanges();
dispatchKeyboardEvent(inputElement, 'keydown', ENTER, inputElement);
flushChanges();
expect(component.valueChange).toHaveBeenCalledWith('value_03');
flushChanges();
dispatchKeyboardEvent(inputElement, 'keydown', SPACE, inputElement);
flushChanges();
expect(component.openChange).toHaveBeenCalledWith(false);
dispatchKeyboardEvent(inputElement, 'keydown', SPACE, inputElement);
flushChanges();
expect(component.openChange).toHaveBeenCalledWith(true);
dispatchKeyboardEvent(inputElement, 'keydown', TAB, inputElement);
flushChanges();
expect(component.openChange).toHaveBeenCalledWith(false);
expect(component.openChange).toHaveBeenCalledTimes(3);
}));
it('should mouseenter activated option work', fakeAsync(() => {
const flushChanges = (): void => {
fixture.detectChanges();
flush();
fixture.detectChanges();
};
component.listOfOption = [
{ value: 'value_01', label: 'label_01' },
{ value: 'value_02', label: 'label_02', disabled: true },
{ value: 'value_03', label: 'label_03' }
];
component.nzOpen = true;
flushChanges();
const targetItem = document.querySelectorAll('nz-option-item')[2]!;
expect(targetItem.classList).not.toContain('ant-select-item-option-active');
dispatchFakeEvent(targetItem, 'mouseenter');
flushChanges();
expect(targetItem.classList).toContain('ant-select-item-option-active');
}));
it('should group item change work', fakeAsync(() => {
component.listOfOption = [{ groupLabel: 'group-1', value: 'value_01', label: 'label_01' }];
component.nzOpen = true;
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(document.querySelectorAll('nz-option-item')!.length).toBe(1);
expect(document.querySelectorAll('nz-option-item-group')!.length).toBe(1);
component.listOfOption = [
{ value: 'value_01', label: 'label_01', groupLabel: 'group-1' },
{ value: 'value_02', label: 'label_02', groupLabel: 'group-1' },
{ value: 'value_03', label: 'label_03', groupLabel: 'group-2' }
];
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(document.querySelectorAll('nz-option-item')!.length).toBe(3);
expect(document.querySelectorAll('nz-option-item-group')!.length).toBe(2);
expect(document.querySelectorAll('nz-option-item-group')[0]!.textContent).toBe('group-1');
expect(document.querySelectorAll('nz-option-item')[0].textContent).toBe('label_01');
component.listOfOption = [{ groupLabel: 'change-group', value: 'value_01', label: 'change-label' }];
fixture.detectChanges();
expect(document.querySelectorAll('nz-option-item-group')[0]!.textContent).toBe('change-group');
expect(document.querySelectorAll('nz-option-item')[0].textContent).toBe('change-label');
}));
it('should group item sort be right', fakeAsync(() => {
component.listOfOption = [
{ value: 'value_01', label: 'label_01', groupLabel: 'group-1' },
{ value: 'value_02', label: 'label_02', groupLabel: 'group-1' },
{ value: 'value_03', label: 'label_03', groupLabel: 'group-2' },
{ value: 'value_04', label: 'label_04', groupLabel: 'group-2' }
];
component.nzOpen = true;
fixture.detectChanges();
flush();
fixture.detectChanges();
expect(
document.querySelectorAll('nz-option-item')[0].parentElement!.querySelector('nz-option-item')!
.nextElementSibling!.textContent
).toBe('label_02');
}));
});
describe('multiple reactive mode', () => {
let testBed: ComponentBed<TestSelectReactiveMultipleComponent>;
let component: TestSelectReactiveMultipleComponent;
let fixture: ComponentFixture<TestSelectReactiveMultipleComponent>;
let selectElement!: HTMLElement;
beforeEach(() => {
testBed = createComponentBed(TestSelectReactiveMultipleComponent, {
imports: [NzSelectModule, NzIconTestModule, FormsModule]
});