DevTools: CPUProfiler: provide url for scripts that have sourceURL property.

test/cctest/test-cpu-profiler.cc

Index: test/cctest/test-cpu-profiler.cc
diff --git a/test/cctest/test-cpu-profiler.cc b/test/cctest/test-cpu-profiler.cc
index 2184122717770be2eb0203fd9933394828e7f0e5..32ca40097a69956c1a644bc57b7607f2633aff77 100644
--- a/test/cctest/test-cpu-profiler.cc
+++ b/test/cctest/test-cpu-profiler.cc
@@ -914,3 +914,79 @@ TEST(NativeMethodMonomorphicIC) {
 
   cpu_profiler->DeleteAllCpuProfiles();
 }
+
+
+static const char* cpu_profiler_sourceURL_source =
+"function start(timeout) {\n"
+"  var start = Date.now();\n"
+"  var duration = 0;\n"
+"  do {\n"
+"    try {\n"
+"      duration = Date.now() - start;\n"
+"    } catch(e) { }\n"
+"  } while (duration < timeout);\n"
+"  return duration;\n"
+"}\n"
+"//# sourceURL=cpu_profiler_sourceURL_source.js";
+
+
+TEST(SourceURLSupportForNewFunctions) {
+  LocalContext env;
+  v8::HandleScope scope(env->GetIsolate());
+
+  v8::Script::Compile(v8::String::New(cpu_profiler_sourceURL_source))->Run();
+  v8::Local<v8::Function> function = v8::Local<v8::Function>::Cast(
+      env->Global()->Get(v8::String::New("start")));
+  v8::CpuProfiler* cpu_profiler = env->GetIsolate()->GetCpuProfiler();
+  int32_t profiling_interval_ms = 100;
+
+  // Cold run.
+  v8::Local<v8::String> profile_name = v8::String::New("my_profile");
+  cpu_profiler->StartCpuProfiling(profile_name);
+  v8::Handle<v8::Value> args[] = { v8::Integer::New(profiling_interval_ms) };
+  function->Call(env->Global(), ARRAY_SIZE(args), args);
+  const v8::CpuProfile* profile = cpu_profiler->StopCpuProfiling(profile_name);
+  CHECK_NE(NULL, profile);
+
+  // Dump collected profile to have a better diagnostic in case of failure.
+  reinterpret_cast<i::CpuProfile*>(
+      const_cast<v8::CpuProfile*>(profile))->Print();
+  const v8::CpuProfileNode* root = profile->GetTopDownRoot();
+  const v8::CpuProfileNode* startNode = GetChild(root, "start");
+
+  CHECK_EQ(v8::String::New("cpu_profiler_sourceURL_source.js"),
+           startNode->GetScriptResourceName());
+
+  cpu_profiler->DeleteAllCpuProfiles();
+}
+
+TEST(LogExistingFunctionSourceURLCheck) {
+  LocalContext env;
+  v8::HandleScope scope(env->GetIsolate());
+
+  v8::Script::Compile(v8::String::New(cpu_profiler_sourceURL_source))->Run();
+  v8::Local<v8::Function> function = v8::Local<v8::Function>::Cast(
+      env->Global()->Get(v8::String::New("start")));
+  v8::CpuProfiler* cpu_profiler = env->GetIsolate()->GetCpuProfiler();
+  int32_t profiling_interval_ms = 100;
+
+  // Warm up.
+  v8::Handle<v8::Value> args[] = { v8::Integer::New(profiling_interval_ms) };
+  function->Call(env->Global(), ARRAY_SIZE(args), args);
+
+  v8::Local<v8::String> profile_name = v8::String::New("my_profile");
+  cpu_profiler->StartCpuProfiling(profile_name);
+  function->Call(env->Global(), ARRAY_SIZE(args), args);
+  const v8::CpuProfile* profile = cpu_profiler->StopCpuProfiling(profile_name);
+  CHECK_NE(NULL, profile);
+
+  // Dump collected profile to have a better diagnostic in case of failure.
+  reinterpret_cast<i::CpuProfile*>(
+      const_cast<v8::CpuProfile*>(profile))->Print();
+  const v8::CpuProfileNode* root = profile->GetTopDownRoot();
+  const v8::CpuProfileNode* startNode = GetChild(root, "start");
+  CHECK_EQ(v8::String::New("cpu_profiler_sourceURL_source.js"),
+           startNode->GetScriptResourceName());
+
+  cpu_profiler->DeleteAllCpuProfiles();
+}