QuickInput Proposed API (#49340)

extensions/vscode-api-tests/src/singlefolder-tests/quickInput.test.ts

@@ -0,0 +1,53 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+'use strict';
+
+import * as assert from 'assert';
+import { window, commands } from 'vscode';
+import { closeAllEditors } from '../utils';
+
+suite('window namespace tests', function () {
+
+	suite('QuickInput tests', function () {
+		teardown(closeAllEditors);
+
+		test('createQuickPick, select second', function (_done) {
+			let done = (err?: any) => {
+				done = () => {};
+				_done(err);
+			};
+			const quickPick = window.createQuickPick();
+			const expectedFocusChanges = [['eins'], ['zwei']];
+			quickPick.onDidChangeActive(items => {
+				try {
+					assert.deepEqual(items.map(item => item.label), expectedFocusChanges.shift());
+				} catch (err) {
+					done(err);
+				}
+			});
+			quickPick.onDidAccept(() => {
+				try {
+					const items = quickPick.activeItems;
+					quickPick.dispose();
+					assert.equal(items.length, 1);
+					assert.equal(items[0].label, 'zwei');
+					assert.equal(expectedFocusChanges.length, 0);
+					done();
+				} catch (err) {
+					done(err);
+				}
+			});
+			quickPick.items = ['eins', 'zwei', 'drei'].map(label => ({ label }));
+			quickPick.show();
+
+			(async () => {
+				await commands.executeCommand('workbench.action.quickOpenSelectNext');
+				await commands.executeCommand('workbench.action.acceptSelectedQuickOpenItem');
+			})()
+				.catch(err => done(err));
+		});
+	});
+});