base: Add blame context

base/test/trace_event_analyzer_unittest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include "base/bind.h"
 #include "base/memory/ref_counted_memory.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/test/trace_event_analyzer.h"
 #include "base/threading/platform_thread.h"
 #include "base/trace_event/trace_buffer.h"
+#include "base/trace_event/trace_event_argument.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace trace_analyzer {
 
 namespace {
 
 class TraceEventAnalyzerTest : public testing::Test {
  public:
   void ManualSetUp();
@@ skipping 67 matching lines @@
   int int_num = 2;
   double double_num = 3.5;
   const char str[] = "the string";
 
   TraceEvent event;
   event.arg_numbers["false"] = 0.0;
   event.arg_numbers["true"] = 1.0;
   event.arg_numbers["int"] = static_cast<double>(int_num);
   event.arg_numbers["double"] = double_num;
   event.arg_strings["string"] = str;
+  event.arg_values["dict"] = make_scoped_ptr(new base::DictionaryValue());
 
   ASSERT_TRUE(event.HasNumberArg("false"));
   ASSERT_TRUE(event.HasNumberArg("true"));
   ASSERT_TRUE(event.HasNumberArg("int"));
   ASSERT_TRUE(event.HasNumberArg("double"));
   ASSERT_TRUE(event.HasStringArg("string"));
   ASSERT_FALSE(event.HasNumberArg("notfound"));
   ASSERT_FALSE(event.HasStringArg("notfound"));
+  ASSERT_TRUE(event.HasArg("dict"));
+  ASSERT_FALSE(event.HasArg("notfound"));
 
   EXPECT_FALSE(event.GetKnownArgAsBool("false"));
   EXPECT_TRUE(event.GetKnownArgAsBool("true"));
   EXPECT_EQ(int_num, event.GetKnownArgAsInt("int"));
   EXPECT_EQ(double_num, event.GetKnownArgAsDouble("double"));
   EXPECT_STREQ(str, event.GetKnownArgAsString("string").c_str());
+
+  scoped_ptr<base::Value> arg;
+  EXPECT_TRUE(event.GetArgAsValue("dict", &arg));
+  EXPECT_EQ(base::Value::TYPE_DICTIONARY, arg->GetType());
 }
 
 TEST_F(TraceEventAnalyzerTest, QueryEventMember) {
   ManualSetUp();
 
   TraceEvent event;
   event.thread.process_id = 3;
   event.thread.thread_id = 4;
   event.timestamp = 1.5;
   event.phase = TRACE_EVENT_PHASE_BEGIN;
@@ skipping 763 matching lines @@
 
   EXPECT_EQ(0u, CountMatches(event_ptrs, Query::Bool(false)));
   EXPECT_EQ(num_events, CountMatches(event_ptrs, Query::Bool(true)));
   EXPECT_EQ(num_events - 1, CountMatches(event_ptrs, Query::Bool(true),
                                          1, num_events));
   EXPECT_EQ(1u, CountMatches(event_ptrs, query_one));
   EXPECT_EQ(num_events - 1, CountMatches(event_ptrs, !query_one));
   EXPECT_EQ(num_named, CountMatches(event_ptrs, query_named));
 }
 
+TEST_F(TraceEventAnalyzerTest, ComplexArgument) {
+  ManualSetUp();
+
+  BeginTracing();
+  {
+    scoped_ptr<base::trace_event::TracedValue> value(
+        new base::trace_event::TracedValue);
+    value->SetString("property", "value");
+    TRACE_EVENT1("cat", "name", "arg", std::move(value));
+  }
+  EndTracing();
+
+  scoped_ptr<TraceAnalyzer> analyzer(
+      TraceAnalyzer::Create(output_.json_output));
+  ASSERT_TRUE(analyzer.get());
+
+  TraceEventVector events;
+  analyzer->FindEvents(Query::EventName() == Query::String("name"), &events);
+
+  EXPECT_EQ(1u, events.size());
+  EXPECT_EQ("cat", events[0]->category);
+  EXPECT_EQ("name", events[0]->name);
+  EXPECT_TRUE(events[0]->HasArg("arg"));
+
+  scoped_ptr<base::Value> arg;
+  events[0]->GetArgAsValue("arg", &arg);
+  base::DictionaryValue* arg_dict;
+  EXPECT_TRUE(arg->GetAsDictionary(&arg_dict));
+  std::string property;
+  EXPECT_TRUE(arg_dict->GetString("property", &property));
+  EXPECT_EQ("value", property);
+}
 
 }  // namespace trace_analyzer