Merge commit 'be3e8236086165e5e45a5a10783823874b3f3ebd' as 'lib/vscode'

lib/vscode/src/vs/base/test/common/utils.ts

@@ -0,0 +1,67 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import { join } from 'vs/base/common/path';
+import { URI } from 'vs/base/common/uri';
+import { canceled } from 'vs/base/common/errors';
+import { isWindows } from 'vs/base/common/platform';
+
+export type ValueCallback<T = any> = (value: T | Promise<T>) => void;
+
+export class DeferredPromise<T> {
+
+	private completeCallback!: ValueCallback<T>;
+	private errorCallback!: (err: any) => void;
+
+	public p: Promise<any>;
+
+	constructor() {
+		this.p = new Promise<any>((c, e) => {
+			this.completeCallback = c;
+			this.errorCallback = e;
+		});
+	}
+
+	public complete(value: T) {
+		return new Promise<void>(resolve => {
+			this.completeCallback(value);
+			resolve();
+		});
+	}
+
+	public error(err: any) {
+		return new Promise<void>(resolve => {
+			this.errorCallback(err);
+			resolve();
+		});
+	}
+
+	public cancel() {
+		new Promise<void>(resolve => {
+			this.errorCallback(canceled());
+			resolve();
+		});
+	}
+}
+
+export function toResource(this: any, path: string) {
+	if (isWindows) {
+		return URI.file(join('C:\\', btoa(this.test.fullTitle()), path));
+	}
+
+	return URI.file(join('/', btoa(this.test.fullTitle()), path));
+}
+
+export function suiteRepeat(n: number, description: string, callback: (this: any) => void): void {
+	for (let i = 0; i < n; i++) {
+		suite(`${description} (iteration ${i})`, callback);
+	}
+}
+
+export function testRepeat(n: number, description: string, callback: (this: any, done: MochaDone) => any): void {
+	for (let i = 0; i < n; i++) {
+		test(`${description} (iteration ${i})`, callback);
+	}
+}