Move tests to tests/components directory

tests/components/dropdown/dropdown.testUtils.js

@@ -0,0 +1,49 @@
+import globalJsdom from 'jsdom-global';
+import { act } from 'react';
+import { createRoot } from 'react-dom/client';
+
+let cleanupJsdom;
+
+const setupDropdownTestLifecycle = ()=>{
+	beforeAll(()=>{
+		cleanupJsdom = globalJsdom();
+	});
+
+	afterAll(()=>{
+		cleanupJsdom?.();
+	});
+
+	afterEach(()=>{
+		document.body.innerHTML = '';
+		jest.restoreAllMocks();
+	});
+};
+
+const renderDropdown = async (element)=>{
+	const host = document.createElement('div');
+	document.body.appendChild(host);
+	const root = createRoot(host);
+
+	await act(async ()=>{
+		root.render(element);
+	});
+
+	return {
+		host,
+		cleanup : async ()=>{
+			await act(async ()=>{
+				root.unmount();
+			});
+			host.remove();
+		}
+	};
+};
+
+const createOpenMenu = ()=>{
+	const menu = document.createElement('div');
+	menu.className = 'menu-list';
+	menu.hidePopover = jest.fn();
+	return menu;
+};
+
+export { setupDropdownTestLifecycle, renderDropdown, createOpenMenu };