tmagic-editor/packages/form/tests/unit/validateForm.spec.ts

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/*
* Tencent is pleased to support the open source community by making TMagicEditor available.
*
* Copyright (C) 2025 Tencent. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import { afterEach, beforeAll, describe, expect, test, vi } from 'vitest';
import { type AppContext, createApp, defineComponent, h, nextTick } from 'vue';
import MagicForm, { validateForm } from '@form/index';
import ElementPlus from 'element-plus';
let appContext: AppContext;
beforeAll(() => {
// 构造一个父级 app把 element-plus 与 m-form 插件装上,
// 之后通过 appContext 传给 validateForm 复用全局注册
const parentApp = createApp(defineComponent({ render: () => h('div') }));
parentApp.use(ElementPlus);
parentApp.use(MagicForm);
appContext = parentApp._context;
});
afterEach(() => {
document.body.innerHTML = '';
});
// 说明validateForm 内部会新建一个独立的 MForm 实例并复用其校验方法 `validate`(返回错误文案、不抛异常),
// 校验失败时的错误文案格式由 Form.vue 实例的 `validate` 负责,已在 Form.extra.spec.ts
// 中覆盖;此处聚焦 validateForm 独有的「命令式挂载 / 卸载 / 上下文注入 / 超时」等行为。
describe('validateForm', () => {
test('校验通过时 resolve 空字符串,并自动清理 DOM', async () => {
const error = await validateForm({
config: [{ type: 'text', name: 'text', text: 'text' }],
initValues: { text: 'hello' },
appContext,
});
expect(error).toBe('');
expect(document.body.querySelector('.m-form')).toBeNull();
});
test('resolve 结果始终为字符串(校验入口不抛异常)', async () => {
const error = await validateForm({
config: [{ type: 'text', name: 'name', text: '名称' }],
initValues: { name: '' },
appContext,
});
expect(typeof error).toBe('string');
expect(document.body.querySelector('.m-form')).toBeNull();
});
test('支持 extendState 扩展状态', async () => {
const extendState = vi.fn(async () => ({ extra: 'value' }));
await validateForm({
config: [{ type: 'text', name: 'text', text: 'text' }],
initValues: { text: 'foo' },
extendState,
appContext,
});
expect(extendState).toHaveBeenCalled();
});
test('tab 的 display 函数读取 extendState 注入的值时不会因竞态崩溃', async () => {
// 模拟编辑器 styleTabConfig.display 的模式display 函数从 mForm 解构 services
// services 通过 extendState 注入。若 extendState 异步且在首次渲染前未完成,
// display 函数会读到 undefined 导致 TypeError。
const error = await validateForm({
config: [
{
type: 'tab',
items: [
{ title: '属性', items: [{ type: 'text', name: 'name', text: '名称' }] },
{
title: '样式',
display: (mForm: any) => {
const { services } = mForm || {};
return !(services?.uiService?.get('showStylePanel') ?? true);
},
items: [{ type: 'text', name: 'style', text: '样式' }],
},
],
},
],
initValues: { name: 'test' },
extendState: () => ({
services: { uiService: { get: () => false } },
}),
appContext,
});
expect(typeof error).toBe('string');
expect(document.body.querySelector('.m-form')).toBeNull();
});
test('在嵌套 items 配置下也能正确 resolve', async () => {
const error = await validateForm({
config: [
{ type: 'text', name: 'name', text: 'name' },
{
name: 'object',
items: [{ type: 'text', name: 'nested', text: 'nested' }],
},
],
initValues: {
name: 'a',
object: { nested: 'b' },
},
appContext,
});
expect(error).toBe('');
});
test('去除 type 为 tab 的容器中各标签页的 lazy使懒加载标签页字段也参与校验', async () => {
const config: any = [
{
type: 'tab',
items: [
{ title: '属性', items: [{ type: 'text', name: 'name', text: '名称' }] },
{ title: '样式', lazy: true, items: [{ type: 'text', name: 'style', text: '样式' }] },
],
},
];
const error = await validateForm({
config,
initValues: { name: 'a', style: 'b' },
appContext,
});
expect(error).toBe('');
// 校验只使用 config 副本,不污染调用方传入的原始配置
expect(config[0].items[1].lazy).toBe(true);
expect(document.body.querySelector('.m-form')).toBeNull();
});
test('嵌套在标签页内的 tab 容器的 lazy 同样被去除', async () => {
const config: any = [
{
type: 'tab',
items: [
{
title: '外层',
items: [
{
type: 'tab',
items: [
{ title: '内层1', items: [{ type: 'text', name: 'inner1', text: '内层1' }] },
{
title: '内层2',
lazy: true,
items: [{ type: 'text', name: 'inner2', text: '内层2' }],
},
],
},
],
},
],
},
];
const error = await validateForm({
config,
initValues: { inner1: 'a', inner2: 'b' },
appContext,
});
expect(typeof error).toBe('string');
// 原始配置不被污染
expect(config[0].items[0].items[0].items[1].lazy).toBe(true);
expect(document.body.querySelector('.m-form')).toBeNull();
});
test('多次并发调用互不干扰,且结束后不在 body 残留节点', async () => {
const baseChildCount = document.body.children.length;
const results = await Promise.all([
validateForm({
config: [{ type: 'text', name: 'text', text: 'text' }],
initValues: { text: 'first' },
appContext,
}),
validateForm({
config: [{ type: 'text', name: 'text', text: 'text' }],
initValues: { text: 'second' },
appContext,
}),
]);
expect(results).toEqual(['', '']);
expect(document.body.children.length).toBe(baseChildCount);
expect(document.body.querySelector('.m-form')).toBeNull();
});
test('调用过程中临时容器会被附加到 body 上,结束后被移除', async () => {
const baseChildCount = document.body.children.length;
const pending = validateForm({
config: [{ type: 'text', name: 'text', text: 'text' }],
initValues: { text: 'in-flight' },
appContext,
});
expect(document.body.children.length).toBe(baseChildCount + 1);
await pending;
expect(document.body.children.length).toBe(baseChildCount);
});
test('未注入 DOM 环境时document 不可用)以错误 reject', async () => {
const originalDocument = globalThis.document;
delete (globalThis as any).document;
let caught: any = null;
try {
await validateForm({
config: [{ type: 'text', name: 'text', text: 'text' }],
initValues: { text: 'no-dom' },
appContext,
});
} catch (e) {
caught = e;
} finally {
(globalThis as any).document = originalDocument;
}
expect(caught).toBeInstanceOf(Error);
});
test('timeout > 0 时会注册定时器timeout <= 0 时不注册', async () => {
const setTimeoutSpy = vi.spyOn(globalThis, 'setTimeout');
await validateForm({
config: [{ type: 'text', name: 'text', text: 'text' }],
initValues: { text: 'with-timeout' },
timeout: 5000,
appContext,
});
const calledWithTimeout = setTimeoutSpy.mock.calls.some(([, delay]) => delay === 5000);
expect(calledWithTimeout).toBe(true);
setTimeoutSpy.mockClear();
await validateForm({
config: [{ type: 'text', name: 'text', text: 'text' }],
initValues: { text: 'no-timeout' },
timeout: 0,
appContext,
});
const calledWithZero = setTimeoutSpy.mock.calls.some(([, delay]) => delay === 0);
expect(calledWithZero).toBe(false);
setTimeoutSpy.mockRestore();
});
});
describe('validateForm —— debug 模式', () => {
const findButton = (text: string) =>
Array.from(document.body.querySelectorAll('button')).find(
(b) => (b.textContent || '').trim() === text,
) as HTMLButtonElement;
// 通过 Vue 渲染留下的内部指针定位 MForm 组件实例,用于 mock 其 expose 方法。
// 真实 element-plus 校验在 jsdom 下不可靠form-item 未注册到 form故校验失败分支以 mock 方式验证。
const findMFormInstance = (): any => {
const formEl = document.body.querySelector('.m-form') as any;
let comp: any = formEl?.__vueParentComponent;
while (comp && comp.type?.name !== 'MForm' && comp.type?.__name !== 'MForm') comp = comp.parent;
return comp;
};
const mockExposed = (comp: any, method: string, fn: any) => {
Object.defineProperty(comp.exposed, method, { value: fn, configurable: true, writable: true });
};
test('debug 模式可见渲染弹层,点击「确定」校验通过后 resolve 空字符串并清理 DOM', async () => {
const pending = validateForm({
config: [{ type: 'text', name: 'text', text: 'text' }],
initValues: { text: 'hello' },
debug: true,
appContext,
});
// 等待弹层与表单渲染
await nextTick();
await nextTick();
// debug 模式容器未隐藏,表单可见渲染
expect(document.body.querySelector('.m-form')).not.toBeNull();
findButton('确定').click();
const error = await pending;
expect(error).toBe('');
expect(document.body.querySelector('.m-form')).toBeNull();
});
test('点击「取消」以错误 reject 并清理 DOM', async () => {
const pending = validateForm({
config: [{ type: 'text', name: 'text', text: 'text' }],
initValues: { text: 'hello' },
debug: true,
appContext,
});
await nextTick();
await nextTick();
findButton('取消').click();
let caught: any = null;
try {
await pending;
} catch (e) {
caught = e;
}
expect(caught).toBeInstanceOf(Error);
expect(caught.message).toContain('canceled');
expect(document.body.querySelector('.m-form')).toBeNull();
});
test('校验失败时点击「确定」在弹层展示错误并保留弹层,随后取消结束', async () => {
const pending = validateForm({
config: [{ type: 'text', name: 'name', text: '名称' }],
initValues: { name: '' },
debug: true,
appContext,
});
await nextTick();
await nextTick();
// mock MForm 实例的 validate 返回非空错误文案(真实 element-plus 校验在 jsdom 下不可靠)
const comp = findMFormInstance();
expect(comp).toBeTruthy();
mockExposed(comp, 'validate', vi.fn().mockResolvedValue('名称 -> 必填'));
findButton('确定').click();
// 等待异步校验完成并展示错误mock validate 为 resolved需等 microtask + DOM 更新)
await vi.waitFor(
() => {
const el = Array.from(document.body.querySelectorAll('div')).find((d) =>
(d.textContent || '').includes('名称 -> 必填'),
);
expect(el).toBeTruthy();
},
{ timeout: 1000 },
);
// 弹层保留
expect(document.body.querySelector('.m-form')).not.toBeNull();
// promise 仍 pending点击取消以 reject 结束,避免悬挂
findButton('取消').click();
let caught: any = null;
try {
await pending;
} catch (e) {
caught = e;
}
expect(caught).toBeInstanceOf(Error);
expect(caught.message).toContain('canceled');
expect(document.body.querySelector('.m-form')).toBeNull();
});
test('debug 模式不注册超时定时器(等待人工操作)', async () => {
const setTimeoutSpy = vi.spyOn(globalThis, 'setTimeout');
const pending = validateForm({
config: [{ type: 'text', name: 'text', text: 'text' }],
initValues: { text: 'hello' },
debug: true,
timeout: 5000,
appContext,
});
await nextTick();
await nextTick();
const calledWithTimeout = setTimeoutSpy.mock.calls.some(([, delay]) => delay === 5000);
expect(calledWithTimeout).toBe(false);
findButton('确定').click();
await pending;
setTimeoutSpy.mockRestore();
});
});