test: clarify dropMembership() call

According to docs, dropMembership() is automatically called by the kernel when the socket is closed, and most apps will never need to call it. It's called here as a sanity check only so let's note that with a comment. Reviewed-By: Colin Ihrig <[email protected]> Reviewed-By: Ben Noordhuis <[email protected]> PR-URL: #2062
nodejs · Aug 17, 2015 · cc46d3b · cc46d3b
1 parent 7118b8a
commit cc46d3b
Showing 1 changed file with 2 additions and 4 deletions.
diff --git a/test/internet/test-dgram-multicast-multi-process.js b/test/internet/test-dgram-multicast-multi-process.js
@@ -3,7 +3,6 @@ var common = require('../common'),
     assert = require('assert'),
     dgram = require('dgram'),
     util = require('util'),
-    assert = require('assert'),
     Buffer = require('buffer').Buffer,
     fork = require('child_process').fork,
     LOCAL_BROADCAST_HOST = '224.0.0.114',
@@ -183,10 +182,9 @@ if (process.argv[2] === 'child') {
     process.send({ message: buf.toString() });
 
     if (receivedMessages.length == messages.length) {
+      // .dropMembership() not strictly needed but here as a sanity check
       listenSocket.dropMembership(LOCAL_BROADCAST_HOST);
-
-      process.nextTick(function() { // TODO should be changed to below.
-        // listenSocket.dropMembership(LOCAL_BROADCAST_HOST, function() {
+      process.nextTick(function() {
         listenSocket.close();
       });
     }