date-picker.spec.js
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import { createVue, destroyVM, stringToDate, promissedTick } from '../util';
describe('DatePicker.vue', () => {
let vm;
afterEach(() => {
destroyVM(vm);
});
it('should create a DatePicker component and open the calendar with the current month', done => {
vm = createVue(`
<Date-Picker></Date-Picker>
`);
const picker = vm.$children[0];
picker.showPicker();
vm.$nextTick(() => {
const calendarBody = vm.$el.querySelector('.ivu-picker-panel-body .ivu-date-picker-cells:first-of-type');
const calendarCells = [...calendarBody.querySelectorAll('.ivu-date-picker-cells-cell')].filter(el => {
const prevMonth = el.classList.contains('ivu-date-picker-cells-cell-prev-month');
const nextMonth = el.classList.contains('ivu-date-picker-cells-cell-next-month');
return !prevMonth && !nextMonth;
});
const today = new Date();
const daysInCurrentMonth = new Date(today.getFullYear(), today.getMonth() + 1, 0).getDate();
expect(daysInCurrentMonth).to.equal(calendarCells.length);
done();
});
});
it('should create a DatePicker component of type="datetimerange"', done => {
vm = createVue(`
<Date-Picker type="datetimerange"></Date-Picker>
`);
const picker = vm.$children[0];
expect(picker.$children.length).to.equal(2);
expect(Array.isArray(picker.currentValue)).to.equal(true);
done();
});
it('should create a datetimerange component and pick 2 dates in the current month', done => {
vm = createVue(`
<Date-picker type="datetimerange"></Date-picker>
`);
const picker = vm.$children[0];
picker.handleIconClick();
vm.$nextTick(() => {
const displayField = vm.$el.querySelector('.ivu-input');
const clickableCells = vm.$el.querySelectorAll('.ivu-date-picker-cells-cell');
const lastMonthClass = 'ivu-date-picker-cells-cell-prev-month';
const firstDayInMonthIndex = [...clickableCells].findIndex(cell => !cell.classList.contains(lastMonthClass));
clickableCells[firstDayInMonthIndex].firstElementChild.click();
vm.$nextTick(() => {
clickableCells[firstDayInMonthIndex + 4].firstElementChild.click();
vm.$nextTick(() => {
const dayOne = new Date();
dayOne.setDate(1);
dayOne.setHours(0, 0, 0, 0);
const dayFive = new Date(dayOne.getTime());
dayFive.setDate(5);
dayFive.setHours(0, 0, 0, 0);
// check pickers internal value
const [startInternalValue, endInternalValue] = picker.currentValue; // Date Objects
expect(Math.abs(dayOne - startInternalValue)).to.equal(0);
expect(Math.abs(dayFive - endInternalValue)).to.equal(0);
// check pickers display value
const [startDisplayValue, endDisplayValue] = displayField.value.split(' - ').map(stringToDate); // Date Objects
expect(Math.abs(dayOne - startDisplayValue)).to.equal(0);
expect(Math.abs(dayFive - endDisplayValue)).to.equal(0);
done();
});
});
});
});
it('should change type progamatically', done => {
vm = createVue({
template: '<Date-picker :type="dateType"></Date-picker>',
data() {
return {
dateType: 'month'
};
}
});
const picker = vm.$children[0];
picker.handleIconClick();
vm.$nextTick(() => {
const panel = vm.$el.querySelector('.ivu-picker-panel-content');
const dayPanel = panel.querySelector('[class="ivu-date-picker-cells"]');
const monthPanel = panel.querySelector('.ivu-date-picker-cells-month');
const yearPanel = panel.querySelector('.ivu-date-picker-cells-year');
expect(dayPanel.style.display).to.equal('none');
expect(monthPanel.style.display).to.equal('');
expect(yearPanel.style.display).to.equal('none');
expect(picker.type).to.equal('month');
expect(picker.selectionMode).to.equal('month');
vm.dateType = 'year';
promissedTick(picker)
.then(() => {
expect(picker.type).to.equal('year');
expect(picker.selectionMode).to.equal('year');
vm.dateType = 'date';
return promissedTick(picker);
})
.then(() => {
expect(picker.type).to.equal('date');
expect(picker.selectionMode).to.equal('day');
done();
});
});
});
it('should have same behavior after a reset as before the reset', done => {
vm = createVue(`
<Date-picker type="datetimerange"></Date-picker>
`);
const picker = vm.$children[0];
picker.handleIconClick();
vm.$nextTick(() => {
const displayField = vm.$el.querySelector('.ivu-input');
const clickableCells = vm.$el.querySelectorAll('.ivu-date-picker-cells-cell');
const lastMonthClass = 'ivu-date-picker-cells-cell-prev-month';
const firstDayInMonthIndex = [...clickableCells].findIndex(cell => !cell.classList.contains(lastMonthClass));
// choose first date
clickableCells[firstDayInMonthIndex].firstElementChild.click();
vm.$nextTick(() => {
// choose second date
clickableCells[firstDayInMonthIndex + 4].firstElementChild.click();
vm.$nextTick(() => {
// cache first values
const [startInternalValue, endInternalValue] = picker.currentValue; // Date Objects
const [startDisplayValue, endDisplayValue] = displayField.value.split(' - ').map(stringToDate); // Date Objects
// clear picker
picker.handleClear();
vm.$nextTick(() => {
// it should be closed by now
expect(picker.visible).to.equal(false);
// open picker again
picker.handleIconClick();
vm.$nextTick(() => {
expect(picker.visible).to.equal(true);
expect(JSON.stringify(picker.currentValue)).to.equal('[null,null]');
expect(displayField.value).to.equal('');
clickableCells[firstDayInMonthIndex].firstElementChild.click();
vm.$nextTick(() => {
clickableCells[firstDayInMonthIndex + 4].firstElementChild.click();
vm.$nextTick(() => {
// recheck internal values
expect(Math.abs(picker.currentValue[0] - startInternalValue)).to.equal(0);
expect(Math.abs(picker.currentValue[1] - endInternalValue)).to.equal(0);
// recheck display value
const [_startDisplayValue, _endDisplayValue] = displayField.value.split(' - ').map(stringToDate); // Date Objects
expect(Math.abs(_startDisplayValue - startDisplayValue)).to.equal(0);
expect(Math.abs(_endDisplayValue - endDisplayValue)).to.equal(0);
done();
});
});
});
});
});
});
});
});
it('should accept a empty string as input v-model value', done => {
vm = createVue({
template: '<date-picker v-model="value" type="date"></date-picker>',
data(){
return {value: ''};
}
});
vm.$nextTick(() => {
expect(vm.value).to.equal('');
done();
});
});
});