/
index.test.ts
64 lines (42 loc) · 1.19 KB
/
index.test.ts
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import { ref } from 'vue-demi'
import { computedWithControl } from '.'
describe('computedWithControl', () => {
it('should work', () => {
const trigger = ref(0)
const data = ref('foo')
const computed = computedWithControl(trigger, () => data.value.toUpperCase())
expect(computed.value).toBe('FOO')
data.value = 'bar'
expect(computed.value).toBe('FOO')
trigger.value += 1
expect(computed.value).toBe('BAR')
})
it('custom trigger', () => {
let count = 0
const computed = computedWithControl(() => {}, () => count)
expect(computed.value).toBe(0)
count += 1
expect(computed.value).toBe(0)
computed.trigger()
expect(computed.value).toBe(1)
})
it('getter and setter', () => {
const trigger = ref(0)
const data = ref('foo')
const computed = computedWithControl(trigger, {
get() {
return data.value.toUpperCase()
},
set(v) {
data.value = v
},
})
expect(computed.value).toBe('FOO')
data.value = 'bar'
expect(computed.value).toBe('FOO')
trigger.value += 1
expect(computed.value).toBe('BAR')
computed.value = 'BAZ'
expect(data.value).toBe('BAZ')
})
})