Search smoke tests (#13469)

* Add smoke test

* add simple tests for searching in notebooks view

* address pr comments

* address pr comments

* add search smoke tests to separate file

* remove span from selector

test/smoke/src/sql/areas/notebook/notebookView.test.ts

@@ -0,0 +1,28 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the Source EULA. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import { assert } from 'console';
+import { Application } from '../../../../../automation';
+
+export function setup() {
+	describe('NotebookView', () => {
+
+		it('No search results if search query is empty', async function () {
+			const app = this.app as Application;
+			await app.workbench.sqlNotebook.view.focus();
+			const results = await app.workbench.sqlNotebook.view.searchInNotebook('');
+			assert(results.children !== undefined && results.children.length === 0);
+		});
+
+		it('Simple query search works correctly', async function () {
+			const app = this.app as Application;
+			await app.workbench.sqlNotebook.view.focus();
+			// Adding a regex expression to not depend on specific results of files
+			const regexExpr = /[0-9]+( results in )[0-9]+( files)/;
+			const results = await app.workbench.sqlNotebook.view.searchInNotebook('hello');
+			assert(results.textContent !== '' && results.textContent.match(regexExpr));
+		});
+	});
+}