Version 4.2.77.10 (cherry-pick)

test/cctest/test-serialize.cc

 // Copyright 2007-2010 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 775 matching lines @@
   Handle<Object> copy_result =
       Execution::Call(isolate, copy_fun, global, 0, NULL).ToHandleChecked();
   CHECK_EQ(2, Handle<Smi>::cast(copy_result)->value());
 
   CHECK_EQ(builtins_count, CountBuiltins());
 
   delete cache;
 }
 
 
+TEST(CodeCachePromotedToCompilationCache) {
+  FLAG_serialize_toplevel = true;
+  LocalContext context;
+  Isolate* isolate = CcTest::i_isolate();
+
+  v8::HandleScope scope(CcTest::isolate());
+
+  const char* source = "1 + 1";
+
+  Handle<String> src = isolate->factory()
+                           ->NewStringFromUtf8(CStrVector(source))
+                           .ToHandleChecked();
+  ScriptData* cache = NULL;
+
+  CompileScript(isolate, src, src, &cache,
+                v8::ScriptCompiler::kProduceCodeCache);
+
+  DisallowCompilation no_compile_expected(isolate);
+  Handle<SharedFunctionInfo> copy = CompileScript(
+      isolate, src, src, &cache, v8::ScriptCompiler::kConsumeCodeCache);
+
+  CHECK(isolate->compilation_cache()
+            ->LookupScript(src, src, 0, 0, false, false,
+                           isolate->native_context(), SLOPPY)
+            .ToHandleChecked()
+            .is_identical_to(copy));
+
+  delete cache;
+}
+
+
 TEST(SerializeToplevelInternalizedString) {
   FLAG_serialize_toplevel = true;
   LocalContext context;
   Isolate* isolate = CcTest::i_isolate();
   isolate->compilation_cache()->Disable();  // Disable same-isolate code cache.
 
   v8::HandleScope scope(CcTest::isolate());
 
   const char* source = "'string1'";
 
@@ skipping 610 matching lines @@
     {
       DisallowCompilation no_compile(reinterpret_cast<Isolate*>(isolate2));
       script = v8::ScriptCompiler::CompileUnbound(
           isolate2, &source, v8::ScriptCompiler::kConsumeCodeCache);
     }
     v8::Local<v8::Value> result = script->BindToCurrentContext()->Run();
     CHECK(result->ToString(isolate2)->Equals(v8_str("XY")));
   }
   isolate2->Dispose();
 }