Refresh master with initial release/0.24 snapshot (#332)

* Initial port of release/0.24 source code

* Fix additional headers

* Fix a typo in launch.json

test/smoke/src/areas/quickopen/quickopen.ts

@@ -0,0 +1,91 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the Source EULA. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import { SpectronApplication } from '../../spectron/application';
+
+export class QuickOpen {
+
+	static QUICK_OPEN_HIDDEN = 'div.quick-open-widget[aria-hidden="true"]';
+	static QUICK_OPEN = 'div.quick-open-widget[aria-hidden="false"]';
+	static QUICK_OPEN_INPUT = `${QuickOpen.QUICK_OPEN} .quick-open-input input`;
+	static QUICK_OPEN_FOCUSED_ELEMENT = `${QuickOpen.QUICK_OPEN} .quick-open-tree .monaco-tree-row.focused .monaco-highlighted-label`;
+	static QUICK_OPEN_ENTRY_SELECTOR = 'div[aria-label="Quick Picker"] .monaco-tree-rows.show-twisties .monaco-tree-row .quick-open-entry';
+
+	constructor(readonly spectron: SpectronApplication) { }
+
+	async openQuickOpen(value: string): Promise<void> {
+		await this.spectron.runCommand('workbench.action.quickOpen');
+		await this.waitForQuickOpenOpened();
+
+		if (value) {
+			await this.spectron.client.setValue(QuickOpen.QUICK_OPEN_INPUT, value);
+		}
+	}
+
+	async closeQuickOpen(): Promise<void> {
+		await this.spectron.runCommand('workbench.action.closeQuickOpen');
+		await this.waitForQuickOpenClosed();
+	}
+
+	async openFile(fileName: string): Promise<void> {
+		await this.openQuickOpen(fileName);
+
+		await this.waitForQuickOpenElements(names => names.some(n => n === fileName));
+		await this.spectron.client.keys(['Enter', 'NULL']);
+		await this.spectron.workbench.waitForActiveTab(fileName);
+		await this.spectron.workbench.waitForEditorFocus(fileName);
+	}
+
+	async runCommand(commandText: string): Promise<void> {
+		await this.openQuickOpen(`> ${commandText}`);
+
+		// wait for best choice to be focused
+		await this.spectron.client.waitForTextContent(QuickOpen.QUICK_OPEN_FOCUSED_ELEMENT, commandText);
+
+		// wait and click on best choice
+		await this.spectron.client.waitAndClick(QuickOpen.QUICK_OPEN_FOCUSED_ELEMENT);
+	}
+
+	async waitForQuickOpenOpened(): Promise<void> {
+		await this.spectron.client.waitForActiveElement(QuickOpen.QUICK_OPEN_INPUT);
+
+		// we gotta wait 50 milliseconds due to https://github.com/Microsoft/vscode/blob/master/src/vs/platform/list/browser/listService.ts#L59
+		await new Promise(c => setTimeout(c, 50));
+	}
+
+	private async waitForQuickOpenClosed(): Promise<void> {
+		await this.spectron.client.waitForElement(QuickOpen.QUICK_OPEN_HIDDEN);
+	}
+
+	async submit(text: string): Promise<void> {
+		await this.spectron.client.setValue(QuickOpen.QUICK_OPEN_INPUT, text);
+		await this.spectron.client.keys(['Enter', 'NULL']);
+		await this.waitForQuickOpenClosed();
+	}
+
+	async selectQuickOpenElement(index: number): Promise<void> {
+		await this.waitForQuickOpenOpened();
+		for (let from = 0; from < index; from++) {
+			await this.spectron.client.keys(['ArrowDown', 'NULL']);
+		}
+		await this.spectron.client.keys(['Enter', 'NULL']);
+		await this.waitForQuickOpenClosed();
+	}
+
+	async waitForQuickOpenElements(accept: (names: string[]) => boolean): Promise<void> {
+		await this.spectron.client.waitFor(() => this.getQuickOpenElements(), accept);
+	}
+
+	private async getQuickOpenElements(): Promise<string[]> {
+		const result = await this.spectron.webclient.selectorExecute(QuickOpen.QUICK_OPEN_ENTRY_SELECTOR,
+			div => (Array.isArray(div) ? div : [div]).map(element => {
+				const name = element.querySelector('.label-name') as HTMLElement;
+				return name.textContent;
+			})
+		);
+
+		return Array.isArray(result) ? result : [];
+	}
+}