Fixed test memory leaks

test/cctest/test-api.cc

 // Copyright 2007-2008 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 136 matching lines @@
 
 #define THREADED_TEST(Name)                                          \
   static void Test##Name();                                          \
   RegisterThreadedTest register_##Name(Test##Name);                  \
   /* */ TEST(Name)
 
 
 class RegisterThreadedTest {
  public:
   explicit RegisterThreadedTest(CcTest::TestFunction* callback)
-      : callback_(callback) {
+      : fuzzer_(NULL), callback_(callback) {
     prev_ = first_;
     first_ = this;
     count_++;
   }
   static int count() { return count_; }
   static RegisterThreadedTest* nth(int i) {
     ASSERT(i < count());
     RegisterThreadedTest* current = first_;
     while (i > 0) {
       i--;
@@ skipping 4923 matching lines @@
     v8::Unlocker unlocker;
     // Wait till someone starts us again.
     gate_->Wait();
     // And we're off.
   }
 }
 
 
 void ApiTestFuzzer::TearDown() {
   fuzzing_ = false;
+  for (int i = 0; i < RegisterThreadedTest::count(); i++) {
+    ApiTestFuzzer *fuzzer = RegisterThreadedTest::nth(i)->fuzzer_;
+    if (fuzzer != NULL) fuzzer->Join();
+  }
 }
 
 
 // Lets not be needlessly self-referential.
 TEST(Threading) {
   ApiTestFuzzer::Setup(ApiTestFuzzer::FIRST_PART);
   ApiTestFuzzer::RunAllTests();
   ApiTestFuzzer::TearDown();
 }
 
@@ skipping 1000 matching lines @@
   // Check without 'eval' or 'with'.
   v8::Handle<v8::Value> res =
       CompileRun("function f() { x = 42; return x; }; f()");
   // Check with 'eval'.
   res = CompileRun("function f() { eval('1'); y = 42; return y; }; f()");
   CHECK_EQ(v8::Integer::New(42), res);
   // Check with 'with'.
   res = CompileRun("function f() { with (this) { y = 42 }; return y; }; f()");
   CHECK_EQ(v8::Integer::New(42), res);
 }