code-server/lib/vscode/extensions/vscode-api-tests/src/utils.ts
2021-04-30 20:25:17 +05:30

140 lines
3.9 KiB
TypeScript

/*---------------------------------------------------------------------------------------------
* 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.strictEqual(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 function saveAllEditors(): Thenable<any> {
return vscode.commands.executeCommand('workbench.action.files.saveAll');
}
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);
}
};
}
export function assertNoRpc() {
assertNoRpcFromEntry([vscode, 'vscode']);
}
export function assertNoRpcFromEntry(entry: [obj: any, name: string]) {
const symProxy = Symbol.for('rpcProxy');
const symProtocol = Symbol.for('rpcProtocol');
const proxyPaths: string[] = [];
const rpcPaths: string[] = [];
function walk(obj: any, path: string, seen: Set<any>) {
if (!obj) {
return;
}
if (typeof obj !== 'object' && typeof obj !== 'function') {
return;
}
if (seen.has(obj)) {
return;
}
seen.add(obj);
if (obj[symProtocol]) {
rpcPaths.push(`PROTOCOL via ${path}`);
}
if (obj[symProxy]) {
proxyPaths.push(`PROXY '${obj[symProxy]}' via ${path}`);
}
for (const key in obj) {
walk(obj[key], `${path}.${String(key)}`, seen);
}
}
try {
walk(entry[0], entry[1], new Set());
} catch (err) {
assert.fail(err);
}
assert.strictEqual(rpcPaths.length, 0, rpcPaths.join('\n'));
assert.strictEqual(proxyPaths.length, 0, proxyPaths.join('\n')); // happens...
}
export async function asPromise<T>(event: vscode.Event<T>, timeout = vscode.env.uiKind === vscode.UIKind.Desktop ? 5000 : 15000): Promise<T> {
return new Promise<T>((resolve, reject) => {
const handle = setTimeout(() => {
sub.dispose();
reject(new Error('asPromise TIMEOUT reached'));
}, timeout);
const sub = event(e => {
clearTimeout(handle);
sub.dispose();
resolve(e);
});
});
}