Real (but naive) UDP socket sending.

chrome/browser/extensions/api/socket/socket_api_controller_unittest.cc

+// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "testing/gtest/include/gtest/gtest.h"
+
+#include "base/values.h"
+#include "chrome/browser/extensions/api/socket/socket_api.h"
+#include "chrome/browser/extensions/api/socket/socket_api_controller.h"
+
+namespace extensions {
+
+class SocketApiControllerTest : public testing::Test {
+};
+
+TEST_F(SocketApiControllerTest, TestSocketControllerLifetime) {
+  // We want to make sure that killing the controller while a bunch of
+  // sockets are alive doesn't crash.
+  SocketController* controller = SocketController::GetInstance();
+
+  // Create some sockets but don't do anything with them.
+  Profile* profile = NULL;
+  const std::string extension_id("xxxxxxxxx");
+  const GURL url;
+  for (int i = 0; i < 10; ++i) {
+    int socket_id = controller->CreateUdp(profile, extension_id, url);
+    ASSERT_TRUE(socket_id != 0);
+  }
+
+  // Create some more sockets and connect them. Note that because this is
+  // UDP, we can happily "connect" a UDP socket without anyone listening.
+  const int kPort = 38888;
+  const std::string address("127.0.0.1");
+  for (int i = 0; i < 10; ++i) {
+    int socket_id = controller->CreateUdp(profile, extension_id, url);
+    ASSERT_TRUE(socket_id != 0);
+    ASSERT_TRUE(controller->ConnectUdp(socket_id, address, kPort));
+  }
+
+  // At this point, we're done, and we're relying on the RAE mechanism
+  // of the Singleton class to delete the controller at process exit.
+  // We'd have to jump through some icky hoops to turn off RAE and
+  // manually delete in this test method, so we'll instead take it on
+  // faith that the singleton will indeed delete itself, and that if
+  // we had any heap management problems in the controller, they'd
+  // show up later in this test process. I (miket) hereby confirm that
+  // I manually added a temporary double-free in the controller
+  // destructor and verified that the unit_tests process segfaulted.
+}
+
+}  // namespace extensions