tls: Add test for #1775

test/simple/test-tls-pause.js

@@ -0,0 +1,78 @@
+// Copyright Joyent, Inc. and other Node contributors.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to permit
+// persons to whom the Software is furnished to do so, subject to the
+// following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+// USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+if (!process.versions.openssl) {
+  console.error('Skipping because node compiled without OpenSSL.');
+  process.exit(0);
+}
+
+var common = require('../common');
+var assert = require('assert');
+var tls = require('tls');
+var fs = require('fs');
+var path = require('path');
+
+var options = {
+  key: fs.readFileSync(path.join(common.fixturesDir, 'test_key.pem')),
+  cert: fs.readFileSync(path.join(common.fixturesDir, 'test_cert.pem'))
+};
+
+var bufSize = 1024 * 1024;
+var sent = 0;
+var received = 0;
+
+var server = tls.Server(options, function(socket) {
+  socket.pipe(socket);
+});
+
+server.listen(common.PORT, function() {
+  var resumed = false;
+  var client = tls.connect(common.PORT, function() {
+    client.pause();
+    common.debug('paused');
+    send();
+    function send() {
+      if (client.write(new Buffer(bufSize))) {
+        sent += bufSize;
+        assert.ok(sent < 100 * 1024 * 1024); // max 100MB
+        return process.nextTick(send);
+      }
+      sent += bufSize;
+      common.debug('sent: ' + sent);
+      resumed = true;
+      client.resume();
+      common.debug('resumed');
+    }
+  });
+  client.on('data', function(data) {
+    assert.ok(resumed);
+    received += data.length;
+    if (received >= sent) {
+      common.debug('received: ' + received);
+      client.end();
+      server.close();
+    }
+  });
+});
+
+process.on('exit', function() {
+  assert.equal(sent, received);
+});