--- /dev/null
+// This test requires the program "ab"
+process.mixin(require("./common"));
+http = require("http");
+sys = require("sys");
+PORT = 8891;
+
+body = "hello world\n";
+server = http.createServer(function (req, res) {
+ res.sendHeader(200, {
+ "Content-Length": body.length,
+ "Content-Type": "text/plain",
+ });
+ res.sendBody(body);
+ res.finish();
+});
+server.listen(PORT);
+
+var keepAliveReqSec = 0;
+var normalReqSec = 0;
+
+function error (msg) {
+ throw new Error("ERROR. 'ab' not installed? " + msg);
+}
+
+function runAb(opts, callback) {
+ sys.exec("ab " + opts + " http://localhost:" + PORT + "/")
+ .addErrback(error)
+ .addCallback(function (out) {
+ var matches = /Requests per second:\s*(\d+)\./mi.exec(out);
+ var reqSec = parseInt(matches[1]);
+
+ matches = /Keep-Alive requests:\s*(\d+)/mi.exec(out);
+ var keepAliveRequests;
+ if (matches) {
+ keepAliveRequests = parseInt(matches[1]);
+ } else {
+ keepAliveRequests = 0;
+ }
+
+ callback(reqSec, keepAliveRequests);
+ });
+}
+
+runAb("-k -c 100 -t 2", function (reqSec, keepAliveRequests) {
+ keepAliveReqSec = reqSec;
+ assertTrue(keepAliveRequests > 0);
+ puts("keep-alive: " + keepAliveReqSec + " req/sec");
+
+ runAb("-c 100 -t 2", function (reqSec, keepAliveRequests) {
+ normalReqSec = reqSec;
+ assertEquals(0, keepAliveRequests);
+ puts("normal: " + normalReqSec + " req/sec");
+ server.close();
+ });
+});
+
+process.addListener("exit", function () {
+ assertTrue(normalReqSec > 50);
+ assertTrue(keepAliveReqSec > 50);
+ assertTrue(normalReqSec < keepAliveReqSec);
+});