signal-desktop/ts/test-both/util/prependStream_test.ts
2024-04-15 22:54:21 +02:00

21 lines
568 B
TypeScript

// Copyright 2024 Signal Messenger, LLC
// SPDX-License-Identifier: AGPL-3.0-only
import { assert } from 'chai';
import { prependStream } from '../../util/prependStream';
describe('prependStream', () => {
it('should prepend stream with a prefix', async () => {
const stream = prependStream(Buffer.from('prefix:'));
stream.end('hello');
const chunks = new Array<Buffer>();
for await (const chunk of stream) {
chunks.push(chunk);
}
const buf = Buffer.concat(chunks);
assert.strictEqual(buf.toString(), 'prefix:hello');
});
});