fix: missing clsNames & add mock file

Author: zombieJ

package.json

@@ -62,7 +62,7 @@
   "dependencies": {
     "@babel/runtime": "^7.18.3",
     "@rc-component/portal": "^1.1.0",
-    "classnames": "^2.2.6",
+    "classnames": "^2.3.2",
     "rc-align": "^4.0.0",
     "rc-motion": "^2.0.0",
     "rc-resize-observer": "^1.3.0",

src/Popup/index.tsx

@@ -1,4 +1,3 @@
-import Portal from '@rc-component/portal';
 import classNames from 'classnames';
 import type { CSSMotionProps } from 'rc-motion';
 import CSSMotion from 'rc-motion';
@@ -45,6 +44,7 @@ export interface PopupProps {
   forceRender?: boolean;
   getPopupContainer?: TriggerProps['getPopupContainer'];
   autoDestroy?: boolean;
+  portal: React.ComponentType<any>;
 
   // Align
   ready: boolean;
@@ -93,6 +93,7 @@ const Popup = React.forwardRef<HTMLDivElement, PopupProps>((props, ref) => {
     forceRender,
     getPopupContainer,
     autoDestroy,
+    portal: Portal,
 
     zIndex,