Merge commit 'be3e8236086165e5e45a5a10783823874b3f3ebd' as 'lib/vscode'

lib/vscode/extensions/vscode-api-tests/src/utils.ts

@@ -0,0 +1,74 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import * as vscode from 'vscode';
+import { TestFS } from './memfs';
+import * as assert from 'assert';
+
+export function rndName() {
+	return Math.random().toString(36).replace(/[^a-z]+/g, '').substr(0, 10);
+}
+
+export const testFs = new TestFS('fake-fs', true);
+vscode.workspace.registerFileSystemProvider(testFs.scheme, testFs, { isCaseSensitive: testFs.isCaseSensitive });
+
+export async function createRandomFile(contents = '', dir: vscode.Uri | undefined = undefined, ext = ''): Promise<vscode.Uri> {
+	let fakeFile: vscode.Uri;
+	if (dir) {
+		assert.equal(dir.scheme, testFs.scheme);
+		fakeFile = dir.with({ path: dir.path + '/' + rndName() + ext });
+	} else {
+		fakeFile = vscode.Uri.parse(`${testFs.scheme}:/${rndName() + ext}`);
+	}
+	testFs.writeFile(fakeFile, Buffer.from(contents), { create: true, overwrite: true });
+	return fakeFile;
+}
+
+export async function deleteFile(file: vscode.Uri): Promise<boolean> {
+	try {
+		testFs.delete(file);
+		return true;
+	} catch {
+		return false;
+	}
+}
+
+export function pathEquals(path1: string, path2: string): boolean {
+	if (process.platform !== 'linux') {
+		path1 = path1.toLowerCase();
+		path2 = path2.toLowerCase();
+	}
+
+	return path1 === path2;
+}
+
+export function closeAllEditors(): Thenable<any> {
+	return vscode.commands.executeCommand('workbench.action.closeAllEditors');
+}
+
+export async function revertAllDirty(): Promise<void> {
+	return vscode.commands.executeCommand('_workbench.revertAllDirty');
+}
+
+export function disposeAll(disposables: vscode.Disposable[]) {
+	vscode.Disposable.from(...disposables).dispose();
+}
+
+export function delay(ms: number) {
+	return new Promise(resolve => setTimeout(resolve, ms));
+}
+
+export function withLogDisabled(runnable: () => Promise<any>): () => Promise<void> {
+	return async (): Promise<void> => {
+		const logLevel = await vscode.commands.executeCommand('_extensionTests.getLogLevel');
+		await vscode.commands.executeCommand('_extensionTests.setLogLevel', 6 /* critical */);
+
+		try {
+			await runnable();
+		} finally {
+			await vscode.commands.executeCommand('_extensionTests.setLogLevel', logLevel);
+		}
+	};
+}