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-rw-r--r--base/debug/trace_event_unittest.cc40
1 files changed, 40 insertions, 0 deletions
diff --git a/base/debug/trace_event_unittest.cc b/base/debug/trace_event_unittest.cc
index 782f07b..c682216 100644
--- a/base/debug/trace_event_unittest.cc
+++ b/base/debug/trace_event_unittest.cc
@@ -1591,6 +1591,46 @@ TEST_F(TraceEventTestFixture, TraceSampling) {
EXPECT_TRUE(FindNamePhase("Things", "P"));
}
+class MyData : public base::debug::ConvertableToTraceFormat {
+ public:
+ MyData() {}
+ virtual ~MyData() {}
+
+ virtual void AppendAsTraceFormat(std::string* out) const OVERRIDE {
+ out->append("{\"foo\":1}");
+ }
+
+ private:
+ DISALLOW_COPY_AND_ASSIGN(MyData);
+};
+
+TEST_F(TraceEventTestFixture, ConvertableTypes) {
+ ManualTestSetUp();
+ TraceLog::GetInstance()->SetEnabled(true, TraceLog::RECORD_UNTIL_FULL);
+
+ scoped_ptr<MyData> data(new MyData());
+ TRACE_EVENT1("foo", "bar", "data",
+ data.PassAs<base::debug::ConvertableToTraceFormat>());
+ EndTraceAndFlush();
+
+ DictionaryValue* dict = FindNamePhase("bar", "B");
+ ASSERT_TRUE(dict);
+
+ const DictionaryValue* args_dict = NULL;
+ dict->GetDictionary("args", &args_dict);
+ ASSERT_TRUE(args_dict);
+
+ const Value* value = NULL;
+ const DictionaryValue* convertable_dict = NULL;
+ EXPECT_TRUE(args_dict->Get("data", &value));
+ ASSERT_TRUE(value->GetAsDictionary(&convertable_dict));
+
+ int foo_val;
+ EXPECT_TRUE(convertable_dict->GetInteger("foo", &foo_val));
+ EXPECT_EQ(1, foo_val);
+}
+
+
class TraceEventCallbackTest : public TraceEventTestFixture {
public:
virtual void SetUp() OVERRIDE {