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OptimizedEvents.test.js
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76 lines (68 loc) · 2.85 KB
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describe('OptimizedEvents', () => {
beforeEach(async () => {
await page.goto('http://localhost:6969/optimized-events')
await page.waitForSelector('[data-hydrated]')
})
test('events are triggered', async () => {
await page.click('[data-increment-count]')
await page.waitForSelector('[data-count="1"]')
const element = await page.$('[data-count="1"]')
expect(element).toBeTruthy()
})
test('events take the current attributes', async () => {
await page.click('[data-increment-count]')
await page.waitForSelector('[data-count="1"]')
await page.click('[data-double-count]')
await page.waitForSelector('[data-count="2"]')
const element = await page.$('[data-count="2"]')
expect(element).toBeTruthy()
})
test('events are triggered in elements that were added late to the dom', async () => {
await page.click('[data-increment-count]')
await page.waitForSelector('[data-after-render]')
await page.click('[data-after-render]')
await page.waitForSelector('[data-works-after-rendered]')
const element = await page.$('[data-works-after-rendered]')
expect(element).toBeTruthy()
})
test('inline events are triggered with current values', async () => {
await page.click('[data-increment-count]')
await page.waitForSelector('[data-count="1"]')
await page.click('[data-set-count]')
await page.waitForSelector('[data-count="11"]')
const element = await page.$('[data-count="11"]')
expect(element).toBeTruthy()
})
test('events can change references', async () => {
await page.click('[data-even-odd]')
await page.waitForSelector('[data-last-click="even"]')
const element = await page.$('[data-last-click="even"]')
expect(element).toBeTruthy()
})
test('events can change references', async () => {
await page.click('[data-increment-count]')
await page.waitForSelector('[data-count="1"]')
await page.click('[data-even-odd]')
await page.waitForSelector('[data-last-click="odd"]')
const element = await page.$('[data-last-click="odd"]')
expect(element).toBeTruthy()
})
test('events are removed if attribute becomes undefined', async () => {
await page.click('[data-zero-only-increment]')
await page.waitForSelector('[data-count="1"]')
await page.click('[data-zero-only-increment]')
await page.waitForTimeout(1000)
await page.waitForSelector('[data-count="1"]')
const element = await page.$('[data-count="1"]')
expect(element).toBeTruthy()
})
test('events are removed in ternaries', async () => {
await page.click('[data-zero-nothing-increment]')
await page.waitForSelector('[data-count="1"]')
await page.click('[data-zero-nothing-increment]')
await page.waitForTimeout(1000)
await page.waitForSelector('[data-count="1"]')
const element = await page.$('[data-count="1"]')
expect(element).toBeTruthy()
})
})