element-ui/test/unit/specs/input.spec.js

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2021-06-07 11:56:04 +08:00
import { createVue, destroyVM, triggerEvent, wait, waitImmediate } from '../util';
describe('Input', () => {
let vm;
afterEach(() => {
destroyVM(vm);
});
it('create', async() => {
vm = createVue({
template: `
<el-input
:minlength="3"
:maxlength="5"
placeholder="请输入内容"
@focus="handleFocus"
:value="input">
</el-input>
`,
data() {
return {
input: 'input',
inputFocus: false
};
},
methods: {
handleFocus() {
this.inputFocus = true;
}
}
}, true);
let inputElm = vm.$el.querySelector('input');
inputElm.focus();
expect(vm.inputFocus).to.be.true;
expect(inputElm.getAttribute('placeholder')).to.equal('请输入内容');
expect(inputElm.value).to.equal('input');
expect(inputElm.getAttribute('minlength')).to.equal('3');
expect(inputElm.getAttribute('maxlength')).to.equal('5');
vm.input = 'text';
await waitImmediate();
expect(inputElm.value).to.equal('text');
});
it('default to empty', () => {
vm = createVue({
template: '<el-input/>'
}, true);
let inputElm = vm.$el.querySelector('input');
expect(inputElm.value).to.equal('');
});
it('disabled', () => {
vm = createVue({
template: `
<el-input disabled>
</el-input>
`
}, true);
expect(vm.$el.querySelector('input').getAttribute('disabled')).to.ok;
});
it('suffixIcon', () => {
vm = createVue({
template: `
<el-input suffix-icon="time"></el-input>
`
}, true);
var icon = vm.$el.querySelector('.el-input__icon');
expect(icon).to.be.exist;
});
it('prefixIcon', () => {
vm = createVue({
template: `
<el-input prefix-icon="time"></el-input>
`
}, true);
var icon = vm.$el.querySelector('.el-input__icon');
expect(icon).to.be.exist;
});
it('size', () => {
vm = createVue({
template: `
<el-input size="large">
</el-input>
`
}, true);
expect(vm.$el.classList.contains('el-input--large')).to.true;
});
it('type', () => {
vm = createVue({
template: `
<el-input type="textarea">
</el-input>
`
}, true);
expect(vm.$el.classList.contains('el-textarea')).to.true;
});
it('rows', () => {
vm = createVue({
template: `
<el-input type="textarea" :rows="3">
</el-input>
`
}, true);
expect(vm.$el.querySelector('.el-textarea__inner').getAttribute('rows')).to.be.equal('3');
});
// Github issue #2836
it('resize', async() => {
vm = createVue({
template: `
<div>
<el-input type="textarea" :resize="resize"></el-input>
</div>
`,
data: {
resize: 'none'
}
}, true);
await waitImmediate();
expect(vm.$el.querySelector('.el-textarea__inner').style.resize).to.be.equal(vm.resize);
vm.resize = 'horizontal';
await waitImmediate();
expect(vm.$el.querySelector('.el-textarea__inner').style.resize).to.be.equal(vm.resize);
});
it('autosize', async() => {
vm = createVue({
template: `
<div>
<el-input
ref="limitSize"
type="textarea"
:autosize="{minRows: 3, maxRows: 5}"
v-model="textareaValue"
>
</el-input>
<el-input
ref="limitlessSize"
type="textarea"
autosize
v-model="textareaValue"
>
</el-input>
</div>
`,
data() {
return {
textareaValue: 'sda\ndasd\nddasdsda\ndasd\nddasdsda\ndasd\nddasdsda\ndasd\nddasd'
};
}
}, true);
var limitSizeInput = vm.$refs.limitSize;
var limitlessSizeInput = vm.$refs.limitlessSize;
expect(limitSizeInput.textareaStyle.height).to.be.equal('117px');
expect(limitlessSizeInput.textareaStyle.height).to.be.equal('201px');
vm.textareaValue = '';
await wait();
expect(limitSizeInput.textareaStyle.height).to.be.equal('75px');
expect(limitlessSizeInput.textareaStyle.height).to.be.equal('33px');
});
it('focus', async() => {
vm = createVue({
template: `
<el-input ref="input">
</el-input>
`
}, true);
const spy = sinon.spy();
vm.$refs.input.$on('focus', spy);
vm.$refs.input.focus();
await waitImmediate();
expect(spy.calledOnce).to.be.true;
});
it('Input contains Select and append slot', async() => {
vm = createVue({
template: `
<el-input v-model="value" clearable class="input-with-select" ref="input">
<el-select v-model="select" slot="prepend" placeholder="请选择">
<el-option label="餐厅名" value="1"></el-option>
<el-option label="订单号" value="2"></el-option>
<el-option label="用户电话" value="3"></el-option>
</el-select>
<el-button slot="append" icon="el-icon-search"></el-button>
</el-input>
`,
data() {
return {
value: '1234',
select: '1'
};
}
}, true);
vm.$refs.input.hovering = true;
await wait();
const suffixEl = document.querySelector('.input-with-select > .el-input__suffix');
expect(suffixEl).to.not.be.null;
expect(suffixEl.style.transform).to.not.be.empty;
});
it('validateEvent', async() => {
const spy = sinon.spy();
vm = createVue({
template: `
<el-form :model="model" :rules="rules">
<el-form-item prop="input">
<el-input v-model="model.input" :validate-event="false">
</el-input>
</el-form-item>
</el-form>
`,
data() {
const validator = (rule, value, callback) => {
spy();
callback();
};
return {
model: {
input: ''
},
rules: {
input: [
{ validator }
]
}
};
}
}, true);
vm.model.input = '123';
await waitImmediate();
expect(spy.called).to.be.false;
});
describe('Input Events', () => {
it('event:focus & blur', async() => {
vm = createVue({
template: `
<el-input
ref="input"
placeholder="请输入内容"
value="input">
</el-input>
`
}, true);
const spyFocus = sinon.spy();
const spyBlur = sinon.spy();
vm.$refs.input.$on('focus', spyFocus);
vm.$refs.input.$on('blur', spyBlur);
vm.$el.querySelector('input').focus();
vm.$el.querySelector('input').blur();
await waitImmediate();
expect(spyFocus.calledOnce).to.be.true;
expect(spyBlur.calledOnce).to.be.true;
});
it('event:change', async() => {
// NOTE: should be same as native's change behavior
vm = createVue({
template: `
<el-input
ref="input"
placeholder="请输入内容"
:value="input">
</el-input>
`,
data() {
return {
input: 'a'
};
}
}, true);
const inputElm = vm.$el.querySelector('input');
const simulateEvent = (text, event) => {
inputElm.value = text;
inputElm.dispatchEvent(new Event(event));
};
const spy = sinon.spy();
vm.$refs.input.$on('change', spy);
// simplified test, component should emit change when native does
simulateEvent('1', 'input');
simulateEvent('2', 'change');
await waitImmediate();
expect(spy.calledWith('2')).to.be.true;
expect(spy.calledOnce).to.be.true;
});
it('event:clear', async() => {
vm = createVue({
template: `
<el-input
ref="input"
placeholder="请输入内容"
clearable
:value="input">
</el-input>
`,
data() {
return {
input: 'a'
};
}
}, true);
const spyClear = sinon.spy();
const inputElm = vm.$el.querySelector('input');
// focus to show clear button
inputElm.focus();
vm.$refs.input.$on('clear', spyClear);
await waitImmediate();
vm.$el.querySelector('.el-input__clear').click();
await waitImmediate();
expect(spyClear.calledOnce).to.be.true;
});
it('event:input', async() => {
vm = createVue({
template: `
<el-input
ref="input"
placeholder="请输入内容"
clearable
:value="input">
</el-input>
`,
data() {
return {
input: 'a'
};
}
}, true);
const spy = sinon.spy();
vm.$refs.input.$on('input', spy);
const nativeInput = vm.$refs.input.$el.querySelector('input');
nativeInput.value = '1';
triggerEvent(nativeInput, 'compositionstart');
triggerEvent(nativeInput, 'input');
await waitImmediate();
nativeInput.value = '2';
triggerEvent(nativeInput, 'compositionupdate');
triggerEvent(nativeInput, 'input');
await waitImmediate();
triggerEvent(nativeInput, 'compositionend');
await waitImmediate();
// input event does not fire during composition
expect(spy.calledOnce).to.be.true;
// native input value is controlled
expect(vm.input).to.equal('a');
expect(nativeInput.value).to.equal('a');
});
});
describe('Input Methods', () => {
it('method:select', async() => {
const testContent = 'test';
vm = createVue({
template: `
<el-input
ref="inputComp"
value="${testContent}"
/>
`
}, true);
expect(vm.$refs.inputComp.$refs.input.selectionStart).to.equal(testContent.length);
expect(vm.$refs.inputComp.$refs.input.selectionEnd).to.equal(testContent.length);
vm.$refs.inputComp.select();
await waitImmediate();
expect(vm.$refs.inputComp.$refs.input.selectionStart).to.equal(0);
expect(vm.$refs.inputComp.$refs.input.selectionEnd).to.equal(testContent.length);
});
});
it('sets value on textarea / input type change', async() => {
vm = createVue({
template: `
<el-input :type="type" v-model="val" />
`,
data() {
return {
type: 'text',
val: '123'
};
}
}, true);
expect(vm.$el.querySelector('input').value).to.equal('123');
vm.type = 'textarea';
await waitImmediate();
expect(vm.$el.querySelector('textarea').value).to.equal('123');
vm.type = 'password';
await waitImmediate();
expect(vm.$el.querySelector('input').value).to.equal('123');
});
it('limit input and show word count', async() => {
vm = createVue({
template: `
<div>
<el-input
class="test-text"
type="text"
v-model="input1"
maxlength="10"
:show-word-limit="show">
</el-input>
<el-input
class="test-textarea"
type="textarea"
v-model="input2"
maxlength="10"
show-word-limit>
</el-input>
<el-input
class="test-password"
type="password"
v-model="input3"
maxlength="10"
show-word-limit>
</el-input>
<el-input
class="test-initial-exceed"
type="text"
v-model="input4"
maxlength="2"
show-word-limit>
</el-input>
</div>
`,
data() {
return {
input1: '',
input2: '',
input3: '',
input4: 'exceed',
show: false
};
}
}, true);
const inputElm1 = vm.$el.querySelector('.test-text');
const inputElm2 = vm.$el.querySelector('.test-textarea');
const inputElm3 = vm.$el.querySelector('.test-password');
const inputElm4 = vm.$el.querySelector('.test-initial-exceed');
expect(inputElm1.querySelectorAll('.el-input__count').length).to.equal(0);
expect(inputElm2.querySelectorAll('.el-input__count').length).to.equal(1);
expect(inputElm3.querySelectorAll('.el-input__count').length).to.equal(0);
expect(inputElm4.classList.contains('is-exceed')).to.true;
vm.show = true;
await waitImmediate();
expect(inputElm1.querySelectorAll('.el-input__count').length).to.equal(1);
vm.input4 = '1';
await waitImmediate();
expect(inputElm4.classList.contains('is-exceed')).to.false;
});
});