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nodejs/test/parallel/test-net-write-slow.js

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'use strict';
var common = require('../common');
var assert = require('assert');
var net = require('net');
var SIZE = 2E5;
var N = 10;
var flushed = 0;
var received = 0;
var buf = new Buffer(SIZE);
buf.fill(0x61); // 'a'
var server = net.createServer(function(socket) {
socket.setNoDelay();
socket.setTimeout(1000);
socket.on('timeout', function() {
assert.fail(null, null, 'flushed: ' + flushed +
', received: ' + received + '/' + SIZE * N);
});
for (var i = 0; i < N; ++i) {
socket.write(buf, function() {
++flushed;
if (flushed === N) {
socket.setTimeout(0);
}
});
}
socket.end();
}).listen(common.PORT, function() {
var conn = net.connect(common.PORT);
conn.on('data', function(buf) {
received += buf.length;
conn.pause();
setTimeout(function() {
conn.resume();
}, 20);
});
conn.on('end', function() {
server.close();
});
});
process.on('exit', function() {
assert.equal(received, SIZE * N);
});