/*
 * Copyright (C) 2018 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "src/trace_processor/importers/common/event_tracker.h"

#include <cstdint>
#include <memory>

#include "src/trace_processor/importers/common/args_tracker.h"
#include "src/trace_processor/importers/common/cpu_tracker.h"
#include "src/trace_processor/importers/common/global_args_tracker.h"
#include "src/trace_processor/importers/common/global_stats_tracker.h"
#include "src/trace_processor/importers/common/machine_tracker.h"
#include "src/trace_processor/importers/common/process_tracker.h"
#include "src/trace_processor/importers/common/stats_tracker.h"
#include "src/trace_processor/importers/common/track_tracker.h"
#include "src/trace_processor/importers/common/tracks.h"
#include "src/trace_processor/importers/common/tracks_common.h"
#include "src/trace_processor/storage/trace_storage.h"
#include "test/gtest_and_gmock.h"

namespace perfetto::trace_processor {
namespace {

using ::testing::_;
using ::testing::InSequence;

class EventTrackerTest : public ::testing::Test {
 public:
  EventTrackerTest() {
    context.storage = std::make_unique<TraceStorage>();
    context.global_stats_tracker =
        std::make_unique<GlobalStatsTracker>(context.storage.get());
    context.machine_tracker =
        std::make_unique<MachineTracker>(&context, kDefaultMachineId);
    context.trace_state =
        TraceProcessorContextPtr<TraceProcessorContext::TraceState>::MakeRoot(
            TraceProcessorContext::TraceState{TraceId{0}});
    context.stats_tracker = std::make_unique<StatsTracker>(&context);
    context.global_args_tracker =
        std::make_unique<GlobalArgsTracker>(context.storage.get());
    context.process_tracker = std::make_unique<ProcessTracker>(&context);
    context.event_tracker = std::make_unique<EventTracker>(&context);
    context.track_tracker = std::make_unique<TrackTracker>(&context);
    context.cpu_tracker = std::make_unique<CpuTracker>(&context);
  }

 protected:
  TraceProcessorContext context;
};

TEST_F(EventTrackerTest, CounterDuration) {
  uint32_t cpu = 3;
  int64_t timestamp = 100;

  TrackId track = context.track_tracker->InternTrack(
      tracks::kCpuFrequencyBlueprint, tracks::Dimensions(cpu));
  context.event_tracker->PushCounter(timestamp, 1000, track);
  context.event_tracker->PushCounter(timestamp + 1, 4000, track);
  context.event_tracker->PushCounter(timestamp + 3, 5000, track);
  context.event_tracker->PushCounter(timestamp + 9, 1000, track);

  ASSERT_EQ(context.storage->track_table().row_count(), 1ul);

  const auto& counter = context.storage->counter_table();
  ASSERT_EQ(counter.row_count(), 4ul);

  auto rr = counter[0];
  ASSERT_EQ(rr.ts(), timestamp);
  ASSERT_DOUBLE_EQ(rr.value(), 1000);

  rr = counter[1];
  ASSERT_EQ(rr.ts(), timestamp + 1);
  ASSERT_DOUBLE_EQ(rr.value(), 4000);

  rr = counter[2];
  ASSERT_EQ(rr.ts(), timestamp + 3);
  ASSERT_DOUBLE_EQ(rr.value(), 5000);
}

}  // namespace
}  // namespace perfetto::trace_processor
