nodejs/test/parallel/test-http-outgoing-finish.js

77 lines
2.6 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';
require('../common');
const assert = require('assert');
const http = require('http');
http.createServer(function(req, res) {
req.resume();
req.on('end', function() {
write(res);
});
this.close();
}).listen(0, function() {
const req = http.request({
port: this.address().port,
method: 'PUT'
});
write(req);
req.on('response', function(res) {
res.resume();
});
});
const buf = Buffer.alloc(1024 * 16, 'x');
function write(out) {
const name = out.constructor.name;
let finishEvent = false;
let endCb = false;
// First, write until it gets some backpressure
while (out.write(buf)) {}
// Now end, and make sure that we don't get the 'finish' event
// before the tick where the cb gets called. We give it until
// nextTick because this is added as a listener before the endcb
// is registered. The order is not what we're testing here, just
// that 'finish' isn't emitted until the stream is fully flushed.
out.on('finish', function() {
finishEvent = true;
console.error(`${name} finish event`);
process.nextTick(function() {
assert(endCb, `${name} got finish event before endcb!`);
console.log(`ok - ${name} finishEvent`);
});
});
out.end(buf, function() {
endCb = true;
console.error(`${name} endCb`);
process.nextTick(function() {
assert(finishEvent, `${name} got endCb event before finishEvent!`);
console.log(`ok - ${name} endCb`);
});
});
}