Adds a special case for sending an int over a port with the native API.

runtime/vm/dart_api_impl_test.cc

 // 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 "bin/builtin.h"
 #include "include/dart_api.h"
 #include "include/dart_mirrors_api.h"
 #include "include/dart_native_api.h"
 #include "include/dart_tools_api.h"
 #include "platform/assert.h"
@@ skipping 6974 matching lines @@
   // Post integer value.
   Dart_CObject* response =
       reinterpret_cast<Dart_CObject*>(Dart_ScopeAllocate(sizeof(Dart_CObject)));
   response->type = Dart_CObject_kInt32;
   response->value.as_int32 = 321;
   Dart_PostCObject(
       message->value.as_array.values[0]->value.as_send_port.id, response);
 }
 
 
+void NewNativePort_sendInteger123(Dart_Port dest_port_id,
+                                  Dart_CObject *message) {
+  // Gets a send port message.
+  EXPECT_NOTNULL(message);
+  EXPECT_EQ(Dart_CObject_kArray, message->type);
+  EXPECT_EQ(Dart_CObject_kSendPort, message->value.as_array.values[0]->type);
+
+  // Post integer value.
+  Dart_PostInteger(
+      message->value.as_array.values[0]->value.as_send_port.id, 123);
+}
+
+
+void NewNativePort_sendInteger321(Dart_Port dest_port_id,
+                                  Dart_CObject* message) {
+  // Gets a null message.
+  EXPECT_NOTNULL(message);
+  EXPECT_EQ(Dart_CObject_kSendPort, message->value.as_array.values[0]->type);
+
+  // Post integer value.
+  Dart_PostInteger(
+      message->value.as_array.values[0]->value.as_send_port.id, 321);
+}
+
+
 TEST_CASE(IllegalNewSendPort) {
   Dart_Handle error = Dart_NewSendPort(ILLEGAL_PORT);
   EXPECT(Dart_IsError(error));
   EXPECT(Dart_IsApiError(error));
 }
 
 
 TEST_CASE(IllegalPost) {
   Dart_Handle message = Dart_True();
   bool success = Dart_Post(ILLEGAL_PORT, message);
@@ skipping 55 matching lines @@
   EXPECT_SUBSTRING("Exception: 321\n", Dart_GetError(result));
 
   Dart_ExitScope();
 
   // Delete the native ports.
   EXPECT(Dart_CloseNativePort(port_id1));
   EXPECT(Dart_CloseNativePort(port_id2));
 }
 
 
+UNIT_TEST_CASE(NewNativePortPostInteger) {
+  // Create a port with a bogus handler.
+  Dart_Port error_port = Dart_NewNativePort("Foo", NULL, true);
+  EXPECT_EQ(ILLEGAL_PORT, error_port);
+
+  // Create the port w/o a current isolate, just to make sure that works.
+  Dart_Port port_id1 =
+      Dart_NewNativePort("Port123", NewNativePort_sendInteger123, true);
+
+  TestIsolateScope __test_isolate__;
+  const char* kScriptChars =
+      "import 'dart:isolate';\n"
+      "void callPort(SendPort port) {\n"
+      "  var receivePort = new RawReceivePort();\n"
+      "  var replyPort = receivePort.sendPort;\n"
+      "  port.send([replyPort]);\n"
+      "  receivePort.handler = (message) {\n"
+      "    receivePort.close();\n"
+      "    throw new Exception(message);\n"
+      "  };\n"
+      "}\n";
+  Dart_Handle lib = TestCase::LoadTestScript(kScriptChars, NULL);
+  Dart_EnterScope();
+
+  // Create a port w/ a current isolate, to make sure that works too.
+  Dart_Port port_id2 =
+      Dart_NewNativePort("Port321", NewNativePort_sendInteger321, true);
+
+  Dart_Handle send_port1 = Dart_NewSendPort(port_id1);
+  EXPECT_VALID(send_port1);
+  Dart_Handle send_port2 = Dart_NewSendPort(port_id2);
+  EXPECT_VALID(send_port2);
+
+  // Test first port.
+  Dart_Handle dart_args[1];
+  dart_args[0] = send_port1;
+  Dart_Handle result =
+      Dart_Invoke(lib, NewString("callPort"), 1, dart_args);
+  EXPECT_VALID(result);
+  result = Dart_RunLoop();
+  EXPECT(Dart_IsError(result));
+  EXPECT(Dart_ErrorHasException(result));
+  EXPECT_SUBSTRING("Exception: 123\n", Dart_GetError(result));
+
+  // result second port.
+  dart_args[0] = send_port2;
+  result = Dart_Invoke(lib, NewString("callPort"), 1, dart_args);
+  EXPECT_VALID(result);
+  result = Dart_RunLoop();
+  EXPECT(Dart_IsError(result));
+  EXPECT(Dart_ErrorHasException(result));
+  EXPECT_SUBSTRING("Exception: 321\n", Dart_GetError(result));
+
+  Dart_ExitScope();
+
+  // Delete the native ports.
+  EXPECT(Dart_CloseNativePort(port_id1));
+  EXPECT(Dart_CloseNativePort(port_id2));
+}
+
+
 static Dart_Isolate RunLoopTestCallback(const char* script_name,
                                         const char* main,
                                         const char* package_root,
                                         const char** package_map,
                                         Dart_IsolateFlags* flags,
                                         void* data,
                                         char** error) {
   const char* kScriptChars =
       "import 'builtin';\n"
       "import 'dart:isolate';\n"
@@ skipping 2291 matching lines @@
   EXPECT_SUBSTRING("\"cat\":\"Compiler\"", buffer);
   EXPECT_SUBSTRING("\"name\":\"CompileFunction\"", buffer);
   EXPECT_SUBSTRING("\"function\":\"::_main\"", buffer);
 
   // Heartbeat test for new events.
   EXPECT_SUBSTRING("\"name\":\"TestVMDuration2\"", buffer);
   EXPECT_SUBSTRING("\"function\":\"::_bar\"", buffer);
 }
 
 }  // namespace dart