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test-tcp-pingpong.js
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test-tcp-pingpong.js
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require("../common");
net = require("net");
var tests_run = 0;
function pingPongTest (port, host, on_complete) {
var N = 1000;
var count = 0;
var sent_final_ping = false;
var server = net.createServer(function (socket) {
assert.equal(true, socket.remoteAddress !== null);
assert.equal(true, socket.remoteAddress !== undefined);
if (host === "127.0.0.1" || host === "localhost" || !host) {
assert.equal(socket.remoteAddress, "127.0.0.1");
} else {
puts('host = ' + host + ', remoteAddress = ' + socket.remoteAddress);
assert.equal(socket.remoteAddress, "::1");
}
socket.setEncoding("utf8");
socket.setNoDelay();
socket.timeout = 0;
socket.addListener("data", function (data) {
puts("server got: " + JSON.stringify(data));
assert.equal("open", socket.readyState);
assert.equal(true, count <= N);
if (/PING/.exec(data)) {
socket.write("PONG");
}
});
socket.addListener("end", function () {
assert.equal("writeOnly", socket.readyState);
socket.end();
});
socket.addListener("close", function (had_error) {
assert.equal(false, had_error);
assert.equal("closed", socket.readyState);
socket.server.close();
});
});
server.listen(port, host);
var client = net.createConnection(port, host);
client.setEncoding("utf8");
client.addListener("connect", function () {
assert.equal("open", client.readyState);
client.write("PING");
});
client.addListener("data", function (data) {
puts('client got: ' + data);
assert.equal("PONG", data);
count += 1;
if (sent_final_ping) {
assert.equal("readOnly", client.readyState);
return;
} else {
assert.equal("open", client.readyState);
}
if (count < N) {
client.write("PING");
} else {
sent_final_ping = true;
client.write("PING");
client.end();
}
});
client.addListener("close", function () {
assert.equal(N+1, count);
assert.equal(true, sent_final_ping);
if (on_complete) on_complete();
tests_run += 1;
});
}
/* All are run at once, so run on different ports */
pingPongTest(PORT, "localhost");
pingPongTest(PORT+1, null);
// This IPv6 isn't working on Solaris
var solaris = /sunos/i.test(process.platform);
if (!solaris) pingPongTest(PORT+2, "::1");
process.addListener("exit", function () {
assert.equal(solaris ? 2 : 3, tests_run);
});