[Isolates] Enter default isolate in initializing API.

test/cctest/test-api.cc

 // Copyright 2007-2009 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 2063 matching lines @@
     "}");
   // Check for out of memory state.
   CHECK(result.IsEmpty());
   CHECK(context->HasOutOfMemoryException());
 }
 
 
 TEST(HugeConsStringOutOfMemory) {
   // It's not possible to read a snapshot into a heap with different dimensions.
   if (i::Snapshot::IsEnabled()) return;
-  v8::HandleScope scope;
-  LocalContext context;
   // Set heap limits.
   static const int K = 1024;
   v8::ResourceConstraints constraints;
   constraints.set_max_young_space_size(256 * K);
   constraints.set_max_old_space_size(2 * K * K);
   v8::SetResourceConstraints(&constraints);
 
   // Execute a script that causes out of memory.
   v8::V8::IgnoreOutOfMemoryException();
 
+  v8::HandleScope scope;
+  LocalContext context;
+
   // Build huge string. This should fail with out of memory exception.
   Local<Value> result = CompileRun(
     "var str = Array.prototype.join.call({length: 513}, \"A\").toUpperCase();"
     "for (var i = 0; i < 22; i++) { str = str + str; }");
 
   // Check for out of memory state.
   CHECK(result.IsEmpty());
   CHECK(context->HasOutOfMemoryException());
 }
 
@@ skipping 10774 matching lines @@
   CHECK_EQ(result1, 10946);
   CHECK_EQ(result2, 144);
   CHECK_EQ(result1, thread1.result());
   CHECK_EQ(result2, thread2.result());
 
   isolate1->Dispose();
   isolate2->Dispose();
 }
 
 
+class InitDefaultIsolateThread : public v8::internal::Thread {
+ public:
+  enum TestCase { IgnoreOOM, SetResourceConstraints, SetFatalHandler };
+
+  explicit InitDefaultIsolateThread(TestCase testCase)
+    : Thread(NULL),
+      testCase_(testCase),
+      result_(false) { }
+
+  void Run() {
+    switch (testCase_) {
+    case IgnoreOOM:
+      v8::V8::IgnoreOutOfMemoryException();
+      break;
+    
+    case SetResourceConstraints: {
+      static const int K = 1024;
+      v8::ResourceConstraints constraints;
+      constraints.set_max_young_space_size(256 * K);
+      constraints.set_max_old_space_size(4 * K * K);
+      v8::SetResourceConstraints(&constraints);
+      break;
+    }
+
+    case SetFatalHandler:
+      v8::V8::SetFatalErrorHandler(NULL);
+      break;
+    
+    }
+    result_ = true;
+  }
+
+  bool result() { return result_; }
+
+ private:
+  TestCase testCase_;
+  bool result_;
+};
+
+
+static void InitializeTestHelper(InitDefaultIsolateThread::TestCase testCase) {
+  InitDefaultIsolateThread thread(testCase);
+  thread.Start();
+  thread.Join();
+  CHECK_EQ(thread.result(), true);
+}  
+
+TEST(InitializeDefaultIsolateOnSecondaryThread1) {
+  InitializeTestHelper(InitDefaultIsolateThread::IgnoreOOM);
+}
+
+TEST(InitializeDefaultIsolateOnSecondaryThread2) {
+  InitializeTestHelper(InitDefaultIsolateThread::SetResourceConstraints);
+}
+
+TEST(InitializeDefaultIsolateOnSecondaryThread3) {
+  InitializeTestHelper(InitDefaultIsolateThread::SetFatalHandler);
+}
+
+
 TEST(StringCheckMultipleContexts) {
   const char* code =
       "(function() { return \"a\".charAt(0); })()";
 
   {
     // Run the code twice in the first context to initialize the call IC.
     v8::HandleScope scope;
     LocalContext context1;
     ExpectString(code, "a");
     ExpectString(code, "a");
@@ skipping 313 matching lines @@
   v8::Handle<v8::Function> define_property =
       CompileRun("(function() {"
                  "  Object.defineProperty("
                  "    this,"
                  "    1,"
                  "    { configurable: true, enumerable: true, value: 3 });"
                  "})").As<Function>();
   context->DetachGlobal();
   define_property->Call(proxy, 0, NULL);
 }