chore: add open cls

Author: zombieJ

src/DrawerPopup.tsx

@@ -314,6 +314,7 @@ export default function DrawerPopup(props: DrawerPopupProps) {
           `${prefixCls}-${placement}`,
           rootClassName,
           {
+            [`${prefixCls}-open`]: open,
             [`${prefixCls}-inline`]: inline,
           },
         )}

tests/index.spec.tsx

@@ -18,6 +18,7 @@ describe('rc-drawer-menu', () => {
     const { unmount } = render(<Drawer open />);
     const drawer = document.querySelector('.rc-drawer');
     expect(drawer).toBeTruthy();
+    expect(document.querySelector('.rc-drawer-open')).toBeTruthy();
     expect(document.body.contains(drawer)).toBeTruthy();
     unmount();
   });