element-plus/packages/components/slider/__tests__/slider.spec.ts

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import { h, nextTick } from 'vue'
import { mount } from '@vue/test-utils'
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import Slider from '../src/index.vue'
describe('Slider', () => {
it('create', () => {
const wrapper = mount(Slider)
expect(wrapper.props().modelValue).toBe(0)
})
it('should not exceed min and max', done => {
const wrapper = mount({
template: `
<slider v-model="value" :min="50"></slider>
`,
components: { Slider },
data() {
return {
value: 60,
}
},
})
setTimeout(() => {
wrapper.vm.value = 40
nextTick().then(() => {
expect(wrapper.vm.value).toBe(50)
wrapper.vm.value = 120
nextTick().then(() => {
expect(wrapper.vm.value).toBe(100)
done()
})
})
}, 10)
})
it('show tooltip', () => {
const wrapper = mount({
template: `
<div>
<slider v-model="value">
</slider>
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</div>
`,
components: { Slider },
data() {
return {
value: 0,
}
},
})
const slider: any = wrapper.findComponent({ name: 'ElSliderButton' })
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slider.vm.handleMouseEnter()
expect(slider.vm.tooltipVisible).toBeTruthy()
slider.vm.handleMouseLeave()
expect(slider.vm.tooltipVisible).toBeFalsy()
})
it('hide tooltip', () => {
const wrapper = mount({
template: `
<div>
<slider ref="slider" v-model="value" :show-tooltip="false">
</slider>
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</div>
`,
components: { Slider },
data() {
return {
value: 0,
}
},
})
const slider = wrapper.vm.$refs.slider as any
const tooltip = slider.$refs.firstButton.$refs.tooltip
expect(tooltip.disabled).toBe(true)
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})
it('format tooltip', async () => {
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const wrapper = mount({
template: `
<div>
<slider ref="slider" v-model="value" :format-tooltip="formatTooltip">
</slider>
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</div>
`,
components: { Slider },
data() {
return {
value: 0,
}
},
methods: {
formatTooltip(val) {
return '$' + val
},
},
})
const slider: any = wrapper.findComponent({ name: 'ElSliderButton' })
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nextTick().then(() => {
expect(slider.vm.formatValue).toBe('$0')
})
})
it('drag', done => {
const wrapper = mount({
template: `
<div style="width: 200px;">
<slider v-model="value" :vertical="vertical"></slider>
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</div>
`,
components: { Slider },
data() {
return {
vertical: false,
value: 0,
}
},
}, {
attachTo: document.body,
})
const mockClientWidth = jest
.spyOn(wrapper.find('.el-slider__runway').element, 'clientWidth', 'get')
.mockImplementation(() => 200)
const slider = wrapper.findComponent({ name: 'ElSliderButton' })
slider.trigger('mousedown', { clientX: 0 })
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const mousemove = document.createEvent('MouseEvent')
mousemove.initMouseEvent('mousemove', true, true, window, 1, 100, 0, 100, 0, false, false, true, false, 0, null)
window.dispatchEvent(mousemove)
const mouseup = document.createEvent('MouseEvent')
mouseup.initMouseEvent('mouseup', true, true, window, 1, 100, 0, 100, 0, false, false, true, false, 0, null)
window.dispatchEvent(mouseup)
setTimeout(() => {
expect(wrapper.vm.value === 50).toBeTruthy()
mockClientWidth.mockRestore()
wrapper.vm.vertical = true
wrapper.vm.value = 0
nextTick(() => {
expect(wrapper.vm.value === 0).toBeTruthy()
const mockClientHeight = jest
.spyOn(wrapper.find('.el-slider__runway').element, 'clientHeight', 'get')
.mockImplementation(() => 200)
slider.trigger('mousedown', { clientY: 0 })
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const mousemove = document.createEvent('MouseEvent')
mousemove.initMouseEvent('mousemove', true, true, window, 1, 0, -100, 0, -100, false, false, true, false, 0, null)
window.dispatchEvent(mousemove)
const mouseup = document.createEvent('MouseEvent')
mouseup.initMouseEvent('mouseup', true, true, window, 1, 0, -100, 0, -100, false, false, true, false, 0, null)
window.dispatchEvent(mouseup)
setTimeout(() => {
expect(wrapper.vm.value === 50).toBeTruthy()
mockClientHeight.mockRestore()
done()
}, 10)
})
}, 10)
})
it('accessibility', done => {
const wrapper = mount({
template: `
<div>
<slider v-model="value"></slider>
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</div>
`,
components: { Slider },
data() {
return {
value: 0.1,
}
},
})
const slider: any = wrapper.findComponent({ name: 'ElSliderButton' })
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slider.vm.onRightKeyDown()
setTimeout(() => {
expect(wrapper.vm.value).toBe(1)
slider.vm.onLeftKeyDown()
setTimeout(() => {
expect(wrapper.vm.value).toBe(0)
done()
}, 10)
}, 10)
})
it('step', done => {
const wrapper = mount({
template: `
<div style="width: 200px;">
<slider v-model="value" :min="0" :max="1" :step="0.1"></slider>
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</div>
`,
components: { Slider },
data() {
return {
value: 0,
}
},
}, {
attachTo: document.body,
})
const mockClientWidth = jest
.spyOn(wrapper.find('.el-slider__runway').element, 'clientWidth', 'get')
.mockImplementation(() => 200)
const slider: any = wrapper.findComponent({ name: 'ElSliderButton' })
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nextTick().then(() => {
slider.trigger('mousedown', { clientX: 0 })
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const mousemove = document.createEvent('MouseEvent')
mousemove.initMouseEvent('mousemove', true, true, window, 1, 100, 0, 100, 0, false, false, true, false, 0, null)
window.dispatchEvent(mousemove)
const mouseup = document.createEvent('MouseEvent')
mouseup.initMouseEvent('mouseup', true, true, window, 1, 100, 0, 100, 0, false, false, true, false, 0, null)
window.dispatchEvent(mouseup)
setTimeout(() => {
expect(wrapper.vm.value === 0.5).toBeTruthy()
mockClientWidth.mockRestore()
done()
}, 10)
})
})
it('click', done => {
const wrapper = mount({
template: `
<div>
<slider v-model="value"></slider>
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</div>
`,
components: { Slider },
data() {
return {
value: 0,
}
},
})
const slider: any = wrapper.findComponent({ name: 'ElSlider' })
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setTimeout(() => {
slider.vm.onSliderClick({ clientX: 100 })
setTimeout(() => {
expect(wrapper.vm.value > 0).toBeTruthy()
done()
}, 10)
}, 10)
})
it('change event', done => {
const wrapper = mount({
template: `
<div style="width: 200px">
<slider v-model="value" @change="onChange">
</slider>
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</div>
`,
components: { Slider },
data() {
return {
data: 0,
value: 0,
}
},
methods: {
onChange(val) {
this.data = val
},
},
})
const slider: any = wrapper.findComponent({ name: 'ElSlider' })
const mockRectLeft = jest
.spyOn(wrapper.find('.el-slider__runway').element, 'getBoundingClientRect')
.mockImplementation(() => {
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return {
left: 0,
} as DOMRect
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})
const mockClientWidth = jest
.spyOn(wrapper.find('.el-slider__runway').element, 'clientWidth', 'get')
.mockImplementation(() => 200)
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setTimeout(() => {
expect(wrapper.vm.data).toBe(0)
slider.vm.onSliderClick({ clientX: 100 })
setTimeout(() => {
expect(wrapper.vm.data === 50).toBeTruthy()
mockRectLeft.mockRestore()
mockClientWidth.mockRestore()
done()
}, 10)
}, 10)
})
it('input event', async done => {
const wrapper = mount({
template: `
<div style="width: 200px">
<slider v-model="value" @input="onInput">
</slider>
</div>
`,
components: { Slider },
data() {
return {
data: 0,
value: 0,
}
},
methods: {
onInput(val) {
this.data = val
},
},
})
const slider: any = wrapper.findComponent({ name: 'ElSlider' })
const mockRectLeft = jest
.spyOn(wrapper.find('.el-slider__runway').element, 'getBoundingClientRect')
.mockImplementation(() => {
return {
left: 0,
} as DOMRect
})
const mockClientWidth = jest
.spyOn(wrapper.find('.el-slider__runway').element, 'clientWidth', 'get')
.mockImplementation(() => 200)
await nextTick()
expect(wrapper.vm.data).toBe(0)
slider.vm.onSliderClick({ clientX: 100 })
await nextTick()
expect(wrapper.vm.data === 50).toBeTruthy()
mockRectLeft.mockRestore()
mockClientWidth.mockRestore()
done()
})
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it('disabled', done => {
const wrapper = mount({
template: `
<div>
<slider v-model="value" disabled></slider>
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</div>
`,
components: { Slider },
data() {
return {
value: 0,
}
},
})
const mockClientWidth = jest
.spyOn(wrapper.find('.el-slider__runway').element, 'clientWidth', 'get')
.mockImplementation(() => 200)
const slider: any = wrapper.findComponent({ name: 'ElSliderButton' })
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slider.vm.onButtonDown({ clientX: 0 })
const mousemove = document.createEvent('MouseEvent')
mousemove.initMouseEvent('mousemove', true, true, window, 1, 50, 0, 50, 0, false, false, true, false, 0, null)
window.dispatchEvent(mousemove)
const mouseup = document.createEvent('MouseEvent')
mouseup.initMouseEvent('mouseup', true, true, window, 1, 50, 0, 50, 0, false, false, true, false, 0, null)
window.dispatchEvent(mouseup)
setTimeout(() => {
expect(wrapper.vm.value).toBe(0)
mockClientWidth.mockRestore()
done()
}, 10)
})
it('show input', done => {
const wrapper = mount({
template: `
<div>
<slider v-model="value" show-input></slider>
</div>
`,
components: { Slider },
data() {
return {
value: 0,
}
},
})
const increaseButton = wrapper.find('.el-input-number__increase')
increaseButton.trigger('mousedown')
setTimeout(() => {
expect(wrapper.vm.value > 0).toBeTruthy()
done()
}, 200)
})
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it('show stops', () => {
const wrapper = mount(Slider, {
props: {
showStops: true,
step: 10,
},
})
const stops = wrapper.findAll('.el-slider__stop')
expect(stops.length).toBe(9)
})
it('vertical mode', done => {
const wrapper = mount({
template: `
<div>
<slider vertical v-model="value" height="200px"></slider>
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</div>
`,
components: { Slider },
data() {
return {
value: 0,
}
},
}, {
attachTo: document.body,
})
const mockRectBottom = jest
.spyOn(wrapper.find('.el-slider__runway').element, 'getBoundingClientRect')
.mockImplementation(() => {
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return {
bottom: 200,
} as DOMRect
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})
const mockClientHeight = jest
.spyOn(wrapper.find('.el-slider__runway').element, 'clientHeight', 'get')
.mockImplementation(() => 200)
const slider: any = wrapper.getComponent({ name: 'ElSlider' })
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setTimeout(() => {
slider.vm.onSliderClick({ clientY: 100 })
setTimeout(() => {
expect(wrapper.vm.value > 0).toBeTruthy()
mockRectBottom.mockRestore()
mockClientHeight.mockRestore()
done()
}, 10)
}, 10)
})
it('rerender with min and show-input', async () => {
const wrapper = mount({
template: '<slider v-if="show" v-model="value" :min="10" show-input/>',
components: { Slider },
data() {
return {
show: false,
value: 30,
}
},
mounted() {
this.show = true
},
})
await nextTick()
expect(wrapper.vm.value).toEqual(30)
})
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describe('range', () => {
it('basic ranged slider', () => {
const wrapper = mount({
template: `
<div>
<slider v-model="value" range></slider>
</div>
`,
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components: { Slider },
data() {
return {
value: [10, 20],
}
},
})
const sliders = wrapper.findAllComponents({ name: 'ElSliderButton' })
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expect(sliders.length).toBe(2)
})
it('should not exceed min and max', done => {
const wrapper = mount({
template: `
<div>
<slider v-model="value" range :min="50">
</slider>
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</div>
`,
components: { Slider },
data() {
return {
value: [50, 60],
}
},
})
setTimeout(() => {
wrapper.vm.value = [40, 60]
setTimeout(() => {
expect(wrapper.vm.value).toStrictEqual([50, 60])
wrapper.vm.value = [50, 120]
setTimeout(() => {
expect(wrapper.vm.value).toStrictEqual([50, 100])
done()
}, 10)
}, 10)
}, 10)
})
it('click', done => {
const wrapper = mount({
template: `
<div style="width: 200px;">
<slider range v-model="value"></slider>
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</div>
`,
components: { Slider },
data() {
return {
value: [0, 100],
}
},
}, {
attachTo: document.body,
})
const mockRectLeft = jest
.spyOn(wrapper.find('.el-slider__runway').element, 'getBoundingClientRect')
.mockImplementation(() => {
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return {
left: 0,
} as DOMRect
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})
const mockClientWidth = jest
.spyOn(wrapper.find('.el-slider__runway').element, 'clientWidth', 'get')
.mockImplementation(() => 200)
const slider: any = wrapper.getComponent({ name: 'ElSlider' })
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setTimeout(() => {
slider.vm.onSliderClick({ clientX: 100 })
setTimeout(() => {
// Because mock the clientWidth, so the targetValue is 50.
// The behavior of the setPosition method in the useSlider.ts file should be that the value of the second button is 50
expect(wrapper.vm.value[0] === 0).toBeTruthy()
expect(wrapper.vm.value[1] === 50).toBeTruthy()
mockRectLeft.mockRestore()
mockClientWidth.mockRestore()
done()
}, 10)
}, 10)
})
it('responsive to dynamic min and max', done => {
const wrapper = mount({
template: `
<div>
<slider v-model="value" range :min="min" :max="max">
</slider>
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</div>
`,
components: { Slider },
data() {
return {
min: 0,
max: 100,
value: [50, 80],
}
},
})
setTimeout(() => {
wrapper.vm.min = 60
setTimeout(() => {
expect(wrapper.vm.value).toStrictEqual([60, 80])
wrapper.vm.min = 30
wrapper.vm.max = 40
setTimeout(() => {
expect(wrapper.vm.value).toStrictEqual([40, 40])
done()
}, 10)
}, 10)
}, 10)
})
it('show stops', done => {
const wrapper = mount({
template: `
<div>
<slider
v-model="value"
range
:step="10"
show-stops
></slider>
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</div>
`,
components: { Slider },
data() {
return {
value: [30, 60],
}
},
})
setTimeout(() => {
const stops = wrapper.findAll('.el-slider__stop')
expect(stops.length).toBe(5)
done()
}, 10)
})
it('marks', async () => {
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const wrapper = mount({
template: `
<div>
<slider
v-model="value"
range
:step="10"
:marks="marks"
:min="20"
show-stops
></slider>
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</div>
`,
components: { Slider },
data() {
return {
value: [30, 60],
marks: {
0: '0°C',
8: '8°C',
37: '37°C',
50: {
style: {
color: '#f50',
},
label: h('strong', '50°C'),
},
},
}
},
})
nextTick().then(() => {
const stops = wrapper.findAll('.el-slider__marks-stop.el-slider__stop')
const marks = wrapper.findAll('.el-slider__marks .el-slider__marks-text')
expect(marks.length).toBe(2)
expect(stops.length).toBe(2)
})
})
})
})