The OutOfMemory and OutOfMemoryNested tests set a heap limit that was too low...

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 1409 matching lines @@
   CHECK_EQ(10.11, a4->Get(v8::Integer::New(3))->NumberValue());
 }
 
 
 static const char* js_code_causing_out_of_memory =
     "var a = new Array(); while(true) a.push(a);";
 
 
 // These tests run for a long time and prevent us from running tests
 // that come after them so they cannot run in parallel.
-DISABLED_TEST(OutOfMemory) {
+TEST(OutOfMemory) {
   // It's not possible to read a snapshot into a heap with different dimensions.
   if (v8::internal::Snapshot::IsEnabled()) return;
   // 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);
+  constraints.set_max_old_space_size(4 * K * K);
   v8::SetResourceConstraints(&constraints);
 
   // Execute a script that causes out of memory.
   v8::HandleScope scope;
   LocalContext context;
   v8::V8::IgnoreOutOfMemoryException();
   Local<Script> script =
       Script::Compile(String::New(js_code_causing_out_of_memory));
   Local<Value> result = script->Run();
 
@@ skipping 13 matching lines @@
   Local<Value> result = script->Run();
 
   // Check for out of memory state.
   CHECK(result.IsEmpty());
   CHECK(context->HasOutOfMemoryException());
 
   return result;
 }
 
 
-DISABLED_TEST(OutOfMemoryNested) {
+TEST(OutOfMemoryNested) {
   // It's not possible to read a snapshot into a heap with different dimensions.
   if (v8::internal::Snapshot::IsEnabled()) return;
   // 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);
+  constraints.set_max_old_space_size(4 * K * K);
   v8::SetResourceConstraints(&constraints);
 
   v8::HandleScope scope;
   Local<ObjectTemplate> templ = ObjectTemplate::New();
   templ->Set(v8_str("ProvokeOutOfMemory"),
              v8::FunctionTemplate::New(ProvokeOutOfMemory));
   LocalContext context(0, templ);
   v8::V8::IgnoreOutOfMemoryException();
   Local<Value> result = CompileRun(
     "var thrown = false;"
@@ skipping 3409 matching lines @@
   v8::Handle<v8::Script> script0 =
       v8::Script::Compile(source0, v8::String::New("test.js"));
   v8::Handle<v8::Script> script1 =
       v8::Script::Compile(source1, v8::String::New("test.js"));
   v8::Handle<v8::Script> script2 =
       v8::Script::Compile(source0);  // different origin
   CHECK_EQ(1234, script0->Run()->Int32Value());
   CHECK_EQ(1234, script1->Run()->Int32Value());
   CHECK_EQ(1234, script2->Run()->Int32Value());
 }