squash benchmark

benchmark/net/dgram.js

@@ -33,6 +33,7 @@ var dgram = require('dgram');
 
 function server() {
   var sent = 0;
+  var received = 0;
   var socket = dgram.createSocket('udp4');
 
   function onsend() {
@@ -52,5 +53,9 @@ function server() {
     }, dur * 1000);
   });
 
+  socket.on('message', function(buf, rinfo) {
+    received++;
+  });
+
   socket.bind(PORT);
 }

test/parallel/test-event-emitter-remove-listeners.js

@@ -3,16 +3,12 @@ var common = require('../common');
 var assert = require('assert');
 var events = require('events');
 
-var count = 0;
-
 function listener1() {
   console.log('listener1');
-  count++;
 }
 
 function listener2() {
   console.log('listener2');
-  count++;
 }
 
 function remove1() {

test/parallel/test-tls-session-cache.js

@@ -89,11 +89,7 @@ function doTest(testOptions, callback) {
     var client = spawn(common.opensslCli, args, {
       stdio: [ 0, 1, 'pipe' ]
     });
-    var err = '';
     client.stderr.setEncoding('utf8');
-    client.stderr.on('data', function(chunk) {
-      err += chunk;
-    });
     client.on('exit', function(code) {
       console.error('done');
       assert.equal(code, 0);

test/sequential/test-pump-file2tcp-noexist.js

@@ -26,9 +26,6 @@ var server = net.createServer(function(stream) {
 server.listen(common.PORT, function() {
   var conn = net.createConnection(common.PORT);
   conn.setEncoding('utf8');
-  conn.on('data', function(chunk) {
-    buffer += chunk;
-  });
 
   conn.on('end', function() {
     conn.end();
@@ -39,8 +36,6 @@ server.listen(common.PORT, function() {
   });
 });
 
-var buffer = '';
-
 process.on('exit', function() {
   assert.equal(true, got_error);
   assert.equal(true, conn_closed);