blob: 85b4cfa276835502b58b0f8a8de7ca0079ec8994 [file] [log] [blame]
// Copyright 2016 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 "base/trace_event/trace_event_filter_test_utils.h"
#include "base/logging.h"
namespace base {
namespace trace_event {
namespace {
TestEventFilter::HitsCounter* g_hits_counter;
} // namespace;
// static
const char TestEventFilter::kName[] = "testing_predicate";
bool TestEventFilter::filter_return_value_;
// static
std::unique_ptr<TraceEventFilter> TestEventFilter::Factory(
const std::string& predicate_name) {
std::unique_ptr<TraceEventFilter> res;
if (predicate_name == kName)
res.reset(new TestEventFilter());
return res;
}
TestEventFilter::TestEventFilter() = default;
TestEventFilter::~TestEventFilter() = default;
bool TestEventFilter::FilterTraceEvent(const TraceEvent& trace_event) const {
if (g_hits_counter)
g_hits_counter->filter_trace_event_hit_count++;
return filter_return_value_;
}
void TestEventFilter::EndEvent(const char* category_name,
const char* name) const {
if (g_hits_counter)
g_hits_counter->end_event_hit_count++;
}
TestEventFilter::HitsCounter::HitsCounter() {
Reset();
DCHECK(!g_hits_counter);
g_hits_counter = this;
}
TestEventFilter::HitsCounter::~HitsCounter() {
DCHECK(g_hits_counter);
g_hits_counter = nullptr;
}
void TestEventFilter::HitsCounter::Reset() {
filter_trace_event_hit_count = 0;
end_event_hit_count = 0;
}
} // namespace trace_event
} // namespace base