v8/test/cctest/test-global-object.cc

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#include "v8.h"

#include "cctest.h"

using namespace v8;

// This test fails if properties on the prototype of the global object appear
// as declared globals.
TEST(StrictUndeclaredGlobalVariable) {
  HandleScope scope(Isolate::GetCurrent());
  v8::Local<v8::String> var_name = v8_str("x");
  v8::LocalContext context;
  v8::TryCatch try_catch;
  v8::Local<v8::Script> script = v8_compile("\"use strict\"; x = 42;");
  v8::Handle<v8::Object> proto = v8::Object::New();
  v8::Handle<v8::Object> global =
      context->Global()->GetPrototype().As<v8::Object>();
  proto->Set(var_name, v8_num(100));
  global->SetPrototype(proto);
  script->Run();
  CHECK(try_catch.HasCaught());
  v8::String::Utf8Value exception(try_catch.Exception());
  CHECK_EQ("ReferenceError: x is not defined", *exception);
}