code-server/lib/vscode/src/vs/base/test/common/utils.ts

/*---------------------------------------------------------------------------------------------
 *  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 { isWindows } from 'vs/base/common/platform';

export type ValueCallback<T = any> = (value: T | Promise<T>) => void;

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) => any): void {
	for (let i = 0; i < n; i++) {
		test(`${description} (iteration ${i})`, callback);
	}
}

export async function assertThrowsAsync(block: () => any, message: string | Error = 'Missing expected exception'): Promise<void> {
	try {
		await block();
	} catch {
		return;
	}

	const err = message instanceof Error ? message : new Error(message);
	throw err;
}