net: fix bufferSize

bufferSize should only look at writableLength otherwise it will always show more than what is actually pending. PR-URL: #34088 Refs: #34078 Reviewed-By: Luigi Pinca <[email protected]> Reviewed-By: Anna Henningsen <[email protected]>
nodejs · Sep 22, 2020 · ce5d0db · ce5d0db
1 parent 09a1289
commit ce5d0db
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Showing 3 changed files with 3 additions and 3 deletions.
diff --git a/lib/net.js b/lib/net.js
@@ -552,7 +552,7 @@ ObjectDefineProperty(Socket.prototype, 'readyState', {
 ObjectDefineProperty(Socket.prototype, 'bufferSize', {
   get: function() {
     if (this._handle) {
-      return this[kLastWriteQueueSize] + this.writableLength;
+      return this.writableLength;
     }
   }
 });

diff --git a/test/parallel/test-tls-buffersize.js b/test/parallel/test-tls-buffersize.js
@@ -31,7 +31,7 @@ server.listen(0, common.mustCall(() => {
 
     for (let i = 1; i < iter; i++) {
       client.write('a');
-      assert.strictEqual(client.bufferSize, i + 1);
+      assert.strictEqual(client.bufferSize, i);
     }
 
     client.on('finish', common.mustCall(() => {

diff --git a/test/parallel/test-tls-streamwrap-buffersize.js b/test/parallel/test-tls-streamwrap-buffersize.js
@@ -56,7 +56,7 @@ const net = require('net');
 
         for (let i = 1; i < iter; i++) {
           client.write('a');
-          assert.strictEqual(client.bufferSize, i + 1);
+          assert.strictEqual(client.bufferSize, i);
         }
 
         // It seems that tlsSockets created from sockets of `Duplex` emit no