test(form): Improve form test coverage

internal/tests/utils/index.ts

@@ -1,11 +1,5 @@
 import { fireEvent, createEvent } from '@testing-library/dom';
 
-export function mockDelay(timeout = 300) {
-  return new Promise((resolve) => {
-    setTimeout(() => resolve(true), timeout);
-  });
-}
-
 export function simulateInputChange(dom: HTMLInputElement, text: string) {
   dom.value = text;
   dom.dispatchEvent(new Event('input'));

internal/utils/index.ts

@@ -1,3 +1,4 @@
 export * from './src/paths';
 export * from './src/package-json';
 export * from './src/exec';
+export * from './src/time';

internal/utils/src/time.ts

@@ -0,0 +1,8 @@
+/**
+ * 延迟指定时间后解析的 Promise
+ * @param ms 等待的毫秒数
+ * @returns 一个在指定时间后解析的 Promise
+ */
+export const sleep = (ms: number = 16): Promise<void> => {
+  return new Promise((resolve) => setTimeout(resolve, ms));
+};

packages/components/avatar/__tests__/avatar.test.tsx

@@ -4,7 +4,8 @@ import { nextTick } from 'vue';
 import { it, expect, vi } from 'vitest';
 import { Avatar, AvatarGroup } from '@tdesign/components/avatar';
 import { getAvatarGroupDefaultMount } from './mount';
-import { mockDelay, simulateImageEvent } from '@tdesign/internal-tests/utils';
+import { simulateImageEvent } from '@tdesign/internal-tests/utils';
+import { sleep } from '@tdesign/internal-utils';
 import { UserIcon } from 'tdesign-icons-vue-next';
 
 describe('Avatar Component', () => {
@@ -43,7 +44,7 @@ describe('Avatar Component', () => {
     const wrapper = mount(<Avatar image={'https://this.is.an.error.path.jpg'} hideOnLoadFailed={true}></Avatar>);
     const imgDom = wrapper.find('img').element;
     simulateImageEvent(imgDom, 'error');
-    await mockDelay(300);
+    await sleep(300);
     expect(wrapper.find('.t-image').exists()).toBeFalsy();
   });
 
@@ -96,7 +97,7 @@ describe('Avatar Component', () => {
     const wrapper = mount(<Avatar image={'https://this.is.an.error.path.jpg'} onError={onErrorFn}></Avatar>);
     const imgDom = wrapper.find('img').element;
     simulateImageEvent(imgDom, 'error');
-    await mockDelay(300);
+    await sleep(300);
     expect(onErrorFn).toHaveBeenCalled();
     expect(onErrorFn.mock.calls[0][0].e.type).toBe('error');
   });