node/test/parallel/test-http-createConnection.js
Rongjian Zhang 0ca6d21dfc
test: improve coverage of lib/_http_client.js
PR-URL: https://github.com/nodejs/node/pull/38599
Refs: https://coverage.nodejs.org/coverage-f37c26b8a2e10d0a/lib/_http_client.js.html#L200
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>
2021-05-14 15:55:09 -07:00

91 lines
2.8 KiB
JavaScript

// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.
'use strict';
const common = require('../common');
const http = require('http');
const net = require('net');
const assert = require('assert');
function commonHttpGet(fn) {
if (typeof fn === 'function') {
fn = common.mustCall(fn);
}
return new Promise((resolve, reject) => {
http.get({ createConnection: fn }, (res) => {
resolve(res);
}).on('error', (err) => {
reject(err);
});
});
}
const server = http.createServer(common.mustCall(function(req, res) {
res.end();
}, 4)).listen(0, '127.0.0.1', async () => {
await commonHttpGet(createConnection);
await commonHttpGet(createConnectionAsync);
await commonHttpGet(createConnectionBoth1);
await commonHttpGet(createConnectionBoth2);
// Errors
await assert.rejects(() => commonHttpGet(createConnectionError), {
message: 'sync'
});
await assert.rejects(() => commonHttpGet(createConnectionAsyncError), {
message: 'async'
});
server.close();
});
function createConnection() {
return net.createConnection(server.address().port, '127.0.0.1');
}
function createConnectionAsync(options, cb) {
setImmediate(function() {
cb(null, net.createConnection(server.address().port, '127.0.0.1'));
});
}
function createConnectionBoth1(options, cb) {
const socket = net.createConnection(server.address().port, '127.0.0.1');
setImmediate(function() {
cb(null, socket);
});
return socket;
}
function createConnectionBoth2(options, cb) {
const socket = net.createConnection(server.address().port, '127.0.0.1');
cb(null, socket);
return socket;
}
function createConnectionError(options, cb) {
throw new Error('sync');
}
function createConnectionAsyncError(options, cb) {
process.nextTick(cb, new Error('async'));
}