Files
waveform-analysis/src/components/interaction/WaveformTooltip.test.ts
李启源 f102e9c661
All checks were successful
Package component / package (push) Successful in 2m52s
fix(tooltip): 保持数值与单位单行显示
2026-07-23 11:59:27 +08:00

111 lines
3.2 KiB
TypeScript

import { mount } from '@vue/test-utils'
import { describe, expect, it } from 'vitest'
import WaveformTooltip from './WaveformTooltip.vue'
describe('WaveformTooltip', () => {
const point = { x: 1, y: 12 }
function mountTooltip(positionX: number, containerWidth = 400) {
return mount(WaveformTooltip, {
props: {
visible: true,
position: { x: positionX, y: 100 },
timeUnit: 's',
hoveredPoint: point,
seriesPoints: [{ trackIndex: 0, name: 'Temperature', color: '#f00', point }],
containerWidth,
containerHeight: 300,
},
})
}
it('positions the tooltip to the right when enough space remains', () => {
const tooltip = mountTooltip(100).get('.waveform-tooltip')
expect(tooltip.attributes('style')).toContain('left: 112px')
expect(tooltip.attributes('style')).not.toContain('right:')
})
it('flips the tooltip to the left near the right boundary', () => {
const tooltip = mountTooltip(370).get('.waveform-tooltip')
expect(tooltip.attributes('style')).toContain('right: 42px')
expect(tooltip.attributes('style')).not.toContain('left:')
})
it('keeps the tooltip inside the left boundary when neither side has enough space', () => {
const tooltip = mountTooltip(100, 200).get('.waveform-tooltip')
expect(tooltip.attributes('style')).toContain('left: 8px')
expect(tooltip.attributes('style')).not.toContain('right:')
})
it('shows resolved asymmetric errors beside the hovered value', () => {
const pointWithErrors = { x: 1, y: 12, error: 1, upperError: 2 }
const wrapper = mount(WaveformTooltip, {
props: {
visible: true,
position: { x: 10, y: 10 },
timeUnit: 's',
hoveredPoint: pointWithErrors,
seriesPoints: [
{
trackIndex: 0,
name: '温度',
color: '#f00',
unit: 'C',
point: pointWithErrors,
},
],
containerWidth: 400,
containerHeight: 300,
},
})
expect(wrapper.get('.waveform-tooltip__series small').text()).toBe('(+2 / -1)')
})
it('keeps a formatted value and its unit in one value container', () => {
const hoveredPoint = { x: 1, y: -1405.4932 }
const wrapper = mount(WaveformTooltip, {
props: {
visible: true,
position: { x: 10, y: 10 },
timeUnit: 'ms',
hoveredPoint,
seriesPoints: [
{
trackIndex: 0,
name: 'ENG8KJXAc(10001)',
color: '#ffb43b',
unit: 'A',
point: hoveredPoint,
},
],
containerWidth: 400,
containerHeight: 300,
},
})
expect(wrapper.get('.waveform-tooltip__value').text()).toBe('-1,405.4932 A')
})
it('omits the error label when both resolved errors are zero', () => {
const point = { x: 1, y: 12 }
const wrapper = mount(WaveformTooltip, {
props: {
visible: true,
position: { x: 10, y: 10 },
timeUnit: 's',
hoveredPoint: point,
seriesPoints: [{ trackIndex: 0, name: '温度', color: '#f00', point }],
containerWidth: 400,
containerHeight: 300,
},
})
expect(wrapper.find('.waveform-tooltip__series small').exists()).toBe(false)
})
})