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// 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.
#ifndef BASE_TRACE_EVENT_TRACE_EVENT_FILTER_TEST_UTILS_H_
#define BASE_TRACE_EVENT_TRACE_EVENT_FILTER_TEST_UTILS_H_
#include <memory>
#include <string>
#include "base/macros.h"
#include "base/trace_event/trace_event_filter.h"
namespace base {
namespace trace_event {
class TestEventFilter : public TraceEventFilter {
public:
struct HitsCounter {
HitsCounter();
~HitsCounter();
void Reset();
size_t filter_trace_event_hit_count;
size_t end_event_hit_count;
};
static const char kName[];
// Factory method for TraceLog::SetFilterFactoryForTesting().
static std::unique_ptr<TraceEventFilter> Factory(
const std::string& predicate_name);
TestEventFilter();
~TestEventFilter() override;
// TraceEventFilter implementation.
bool FilterTraceEvent(const TraceEvent& trace_event) const override;
void EndEvent(const char* category_name, const char* name) const override;
static void set_filter_return_value(bool value) {
filter_return_value_ = value;
}
private:
static bool filter_return_value_;
DISALLOW_COPY_AND_ASSIGN(TestEventFilter);
};
} // namespace trace_event
} // namespace base
#endif // BASE_TRACE_EVENT_TRACE_EVENT_FILTER_TEST_UTILS_H_