// Copyright (c) Microsoft Corporation. All rights reserved.

// Licensed under the MIT License.

// tslint:disable:no-any

import { expect } from 'chai';

import { Transform } from 'stream';

import { InitializedEvent } from 'vscode-debugadapter/lib/main';

import { ProtocolMessageWriter } from '../../../client/debugger/debugAdapter/Common/protocolWriter';

suite('Debugging - Protocol Writer', () => {

test('Test request, response and event messages', async () => {

let dataWritten = '';

const throughOutStream = new Transform({

transform: (chunk, _encoding, callback) => {

dataWritten += (chunk as Buffer).toString('utf8');

callback(undefined, chunk);

}

});

const message = new InitializedEvent();

message.seq = 123;

const writer = new ProtocolMessageWriter();

writer.write(throughOutStream, message);

const json = JSON.stringify(message);

const expectedMessage = `Content-Length: ${Buffer.byteLength(json, 'utf8')}\r\n\r\n${json}`;

expect(dataWritten).to.be.equal(expectedMessage);

});

});