Unflake CPU profiler tests.

test/cctest/profiler-extension.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
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 // 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
 //       with the distribution.
 //     * Neither the name of Google Inc. nor the names of its
 //       contributors may be used to endorse or promote products derived
 //       from this software without specific prior written permission.
 //
 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 //
 // Tests of profiles generator and utilities.
 
-#include "src/base/logging.h"
 #include "test/cctest/profiler-extension.h"
+#include "test/cctest/cctest.h"
 
 namespace v8 {
 namespace internal {
 
-
 v8::CpuProfile* ProfilerExtension::last_profile = NULL;
 const char* ProfilerExtension::kSource =
     "native function startProfiling();"
-    "native function stopProfiling();";
+    "native function stopProfiling();"
+    "native function collectSample();";
 
 v8::Local<v8::FunctionTemplate> ProfilerExtension::GetNativeFunctionTemplate(
     v8::Isolate* isolate, v8::Local<v8::String> name) {
   v8::Local<v8::Context> context = isolate->GetCurrentContext();
-  if (name->Equals(context, v8::String::NewFromUtf8(isolate, "startProfiling",
-                                                    v8::NewStringType::kNormal)
-                                .ToLocalChecked())
-          .FromJust()) {
+  if (name->Equals(context, v8_str(isolate, "startProfiling")).FromJust()) {
     return v8::FunctionTemplate::New(isolate,
                                      ProfilerExtension::StartProfiling);
-  } else if (name->Equals(context,
-                          v8::String::NewFromUtf8(isolate, "stopProfiling",
-                                                  v8::NewStringType::kNormal)
-                              .ToLocalChecked())
-                 .FromJust()) {
-    return v8::FunctionTemplate::New(isolate,
-                                     ProfilerExtension::StopProfiling);
-  } else {
-    CHECK(false);
-    return v8::Local<v8::FunctionTemplate>();
   }
+  if (name->Equals(context, v8_str(isolate, "stopProfiling")).FromJust()) {
+    return v8::FunctionTemplate::New(isolate, ProfilerExtension::StopProfiling);
+  }
+  if (name->Equals(context, v8_str(isolate, "collectSample")).FromJust()) {
+    return v8::FunctionTemplate::New(isolate, ProfilerExtension::CollectSample);
+  }
+  CHECK(false);
+  return v8::Local<v8::FunctionTemplate>();
 }
 
-
 void ProfilerExtension::StartProfiling(
     const v8::FunctionCallbackInfo<v8::Value>& args) {
   last_profile = NULL;
   v8::CpuProfiler* cpu_profiler = args.GetIsolate()->GetCpuProfiler();
   cpu_profiler->StartProfiling((args.Length() > 0)
       ? args[0].As<v8::String>()
       : v8::String::Empty(args.GetIsolate()));
 }
 
-
 void ProfilerExtension::StopProfiling(
     const v8::FunctionCallbackInfo<v8::Value>& args) {
   v8::CpuProfiler* cpu_profiler = args.GetIsolate()->GetCpuProfiler();
   last_profile = cpu_profiler->StopProfiling((args.Length() > 0)
       ? args[0].As<v8::String>()
       : v8::String::Empty(args.GetIsolate()));
 }
 
+void ProfilerExtension::CollectSample(
+    const v8::FunctionCallbackInfo<v8::Value>& args) {
+  args.GetIsolate()->GetCpuProfiler()->CollectSample();
+}
+
 }  // namespace internal
 }  // namespace v8