Add support for native ports in the vm.

runtime/vm/message_queue_test.cc

Index: runtime/vm/message_queue_test.cc
===================================================================
--- runtime/vm/message_queue_test.cc	(revision 3743)
+++ runtime/vm/message_queue_test.cc	(working copy)
@@ -1,289 +0,0 @@
-// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-#include "platform/assert.h"
-#include "vm/message_queue.h"
-#include "vm/unit_test.h"
-
-namespace dart {
-
-
-// Provide access to private members of MessageQueue for testing.
-class MessageQueueTestPeer {
- public:
-  explicit MessageQueueTestPeer(MessageQueue* queue) : queue_(queue) {}
-
-  bool HasMessage() const {
-    // We don't really need to grab the monitor during the unit test,
-    // but it doesn't hurt.
-    queue_->monitor_.Enter();
-    bool result = (queue_->head_[Message::kNormalPriority] != NULL ||
-                   queue_->head_[Message::kOOBPriority] != NULL);
-    queue_->monitor_.Exit();
-    return result;
-  }
-
- private:
-  MessageQueue* queue_;
-};
-
-
-static uint8_t* AllocMsg(const char* str) {
-  return reinterpret_cast<uint8_t*>(strdup(str));
-}
-
-
-TEST_CASE(MessageQueue_BasicOperations) {
-  MessageQueue queue;
-  MessageQueueTestPeer queue_peer(&queue);
-  EXPECT(!queue_peer.HasMessage());
-
-  Dart_Port port = 1;
-
-  // Add two messages.
-  Message* msg1 =
-      new Message(port, 0, AllocMsg("msg1"), Message::kNormalPriority);
-  queue.Enqueue(msg1);
-  EXPECT(queue_peer.HasMessage());
-
-  Message* msg2 =
-      new Message(port, 0, AllocMsg("msg2"), Message::kNormalPriority);
-
-  queue.Enqueue(msg2);
-  EXPECT(queue_peer.HasMessage());
-
-  // Remove two messages.
-  Message* msg = queue.Dequeue(0);
-  EXPECT(msg != NULL);
-  EXPECT_STREQ("msg1", reinterpret_cast<char*>(msg->data()));
-  EXPECT(queue_peer.HasMessage());
-
-  msg = queue.Dequeue(0);
-  EXPECT(msg != NULL);
-  EXPECT_STREQ("msg2", reinterpret_cast<char*>(msg->data()));
-  EXPECT(!queue_peer.HasMessage());
-
-  delete msg1;
-  delete msg2;
-}
-
-
-TEST_CASE(MessageQueue_Priorities) {
-  MessageQueue queue;
-  MessageQueueTestPeer queue_peer(&queue);
-  EXPECT(!queue_peer.HasMessage());
-
-  Dart_Port port = 1;
-
-  // Add two messages.
-  Message* msg1 =
-      new Message(port, 0, AllocMsg("msg1"), Message::kNormalPriority);
-  queue.Enqueue(msg1);
-  EXPECT(queue_peer.HasMessage());
-
-  Message* msg2 =
-      new Message(port, 0, AllocMsg("msg2"), Message::kOOBPriority);
-
-  queue.Enqueue(msg2);
-  EXPECT(queue_peer.HasMessage());
-
-  // The higher priority message is delivered first.
-  Message* msg = queue.Dequeue(0);
-  EXPECT(msg != NULL);
-  EXPECT_STREQ("msg2", reinterpret_cast<char*>(msg->data()));
-  EXPECT(queue_peer.HasMessage());
-
-  msg = queue.Dequeue(0);
-  EXPECT(msg != NULL);
-  EXPECT_STREQ("msg1", reinterpret_cast<char*>(msg->data()));
-  EXPECT(!queue_peer.HasMessage());
-
-  delete msg1;
-  delete msg2;
-}
-
-
-// A thread which receives an expected sequence of messages.
-static Monitor* sync = NULL;
-static MessageQueue* shared_queue = NULL;
-void MessageReceiver_start(uword unused) {
-  // We only need an isolate here because the MonitorLocker in the
-  // MessageQueue expects it, we don't need to initialize the isolate
-  // as it does not run any dart code.
-  Dart::CreateIsolate(NULL);
-
-  // Create a message queue and share it.
-  MessageQueue* queue = new MessageQueue();
-  MessageQueueTestPeer peer(queue);
-  shared_queue = queue;
-
-  // Tell the other thread that the shared queue is ready.
-  {
-    MonitorLocker ml(sync);
-    ml.Notify();
-  }
-
-  // Wait for the other thread to fill the queue a bit.
-  while (!peer.HasMessage()) {
-    MonitorLocker ml(sync);
-    ml.Wait(5);
-  }
-
-  for (int i = 0; i < 3; i++) {
-    Message* msg = queue->Dequeue(0);
-    EXPECT(msg != NULL);
-    EXPECT_EQ(i + 10, msg->dest_port());
-    EXPECT_EQ(i + 100, msg->reply_port());
-    EXPECT_EQ(i + 1000, *(reinterpret_cast<int*>(msg->data())));
-    delete msg;
-  }
-  for (int i = 0; i < 3; i++) {
-    Message* msg = queue->Dequeue(0);
-    EXPECT(msg != NULL);
-    EXPECT_EQ(i + 20, msg->dest_port());
-    EXPECT_EQ(i + 200, msg->reply_port());
-    EXPECT_EQ(i + 2000, *(reinterpret_cast<int*>(msg->data())));
-    delete msg;
-  }
-  shared_queue = NULL;
-  delete queue;
-  Dart::ShutdownIsolate();
-}
-
-
-TEST_CASE(MessageQueue_WaitNotify) {
-  sync = new Monitor();
-
-  Thread* thread = new Thread(MessageReceiver_start, 0);
-  EXPECT(thread != NULL);
-
-  // Wait for the shared queue to be created.
-  while (shared_queue == NULL) {
-    MonitorLocker ml(sync);
-    ml.Wait(5);
-  }
-  ASSERT(shared_queue != NULL);
-
-  // Pile up three messages before the other thread runs.
-  for (int i = 0; i < 3; i++) {
-    int* data = reinterpret_cast<int*>(malloc(sizeof(*data)));
-    *data = i + 1000;
-    Message* msg =
-        new Message(i + 10, i + 100, reinterpret_cast<uint8_t*>(data),
-                    Message::kNormalPriority);
-    shared_queue->Enqueue(msg);
-  }
-
-  // Wake the other thread and have it start consuming messages.
-  {
-    MonitorLocker ml(sync);
-    ml.Notify();
-  }
-
-  // Add a few more messages after sleeping to allow the other thread
-  // to potentially exercise the blocking code path in Dequeue.
-  OS::Sleep(5);
-  for (int i = 0; i < 3; i++) {
-    int* data = reinterpret_cast<int*>(malloc(sizeof(*data)));
-    *data = i + 2000;
-    Message* msg =
-        new Message(i + 20, i + 200, reinterpret_cast<uint8_t*>(data),
-                    Message::kNormalPriority);
-    shared_queue->Enqueue(msg);
-  }
-
-  sync = NULL;
-  delete sync;
-
-  // Give the spawned thread enough time to properly exit.
-  OS::Sleep(20);
-}
-
-
-TEST_CASE(MessageQueue_FlushAll) {
-  MessageQueue queue;
-  MessageQueueTestPeer queue_peer(&queue);
-  Dart_Port port1 = 1;
-  Dart_Port port2 = 2;
-
-  // Add two messages.
-  Message* msg1 =
-      new Message(port1, 0, AllocMsg("msg1"), Message::kNormalPriority);
-  queue.Enqueue(msg1);
-  Message* msg2 =
-      new Message(port2, 0, AllocMsg("msg2"), Message::kNormalPriority);
-  queue.Enqueue(msg2);
-
-  EXPECT(queue_peer.HasMessage());
-  queue.FlushAll();
-  EXPECT(!queue_peer.HasMessage());
-
-  // msg1 and msg2 already delete by FlushAll.
-}
-
-
-TEST_CASE(MessageQueue_Flush) {
-  MessageQueue queue;
-  MessageQueueTestPeer queue_peer(&queue);
-  Dart_Port port1 = 1;
-  Dart_Port port2 = 2;
-
-  // Add two messages on different ports.
-  Message* msg1 =
-      new Message(port1, 0, AllocMsg("msg1"), Message::kNormalPriority);
-  queue.Enqueue(msg1);
-  Message* msg2 =
-      new Message(port2, 0, AllocMsg("msg2"), Message::kNormalPriority);
-  queue.Enqueue(msg2);
-  EXPECT(queue_peer.HasMessage());
-
-  queue.Flush(port1);
-
-  // One message is left in the queue.
-  EXPECT(queue_peer.HasMessage());
-  Message* msg = queue.Dequeue(0);
-  EXPECT(msg != NULL);
-  EXPECT_STREQ("msg2", reinterpret_cast<char*>(msg->data()));
-
-  EXPECT(!queue_peer.HasMessage());
-
-  // msg1 is already deleted by Flush.
-  delete msg2;
-}
-
-
-TEST_CASE(MessageQueue_Flush_MultipleMessages) {
-  MessageQueue queue;
-  MessageQueueTestPeer queue_peer(&queue);
-  Dart_Port port1 = 1;
-
-  Message* msg1 =
-      new Message(port1, 0, AllocMsg("msg1"), Message::kNormalPriority);
-  queue.Enqueue(msg1);
-  Message* msg2 =
-      new Message(port1, 0, AllocMsg("msg2"), Message::kNormalPriority);
-  queue.Enqueue(msg2);
-  EXPECT(queue_peer.HasMessage());
-
-  queue.Flush(port1);
-
-  // Queue is empty.
-  EXPECT(!queue_peer.HasMessage());
-  // msg1 and msg2 are already deleted by Flush.
-}
-
-
-TEST_CASE(MessageQueue_Flush_EmptyQueue) {
-  MessageQueue queue;
-  MessageQueueTestPeer queue_peer(&queue);
-  Dart_Port port1 = 1;
-
-  EXPECT(!queue_peer.HasMessage());
-  queue.Flush(port1);
-
-  // Queue is still empty.
-  EXPECT(!queue_peer.HasMessage());
-}
-
-}  // namespace dart