xref: /system/chre/apps/chqts/src/general_test/get_time_test.h

/*
 * Copyright (C) 2016 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.
 */

#ifndef _GTS_NANOAPPS_GENERAL_TEST_GET_TIME_TEST_H_
#define _GTS_NANOAPPS_GENERAL_TEST_GET_TIME_TEST_H_

#include <general_test/test.h>

namespace general_test {

/**
 * Checks that chreGetTime() is reasonable.
 *
 * We check that it's monotonically increasing, and mostly in line with
 * the application processor's notion of time passing.
 *
 * Protocol:
 * Host:    kGetTimeTest, no data
 * Nanoapp: kContinue, 64-bit timestamp (little endian)
 * [2.5 second pause]
 * Host:    kContinue, no data
 * Nanoapp: kContinue, 64-bit timestamp (little endian)
 * [Host declares pass]
 */
class GetTimeTest : public Test {
 public:
  GetTimeTest();

 protected:
  void handleEvent(uint32_t senderInstanceId, uint16_t eventType,
                   const void* eventData) override;
  void setUp(uint32_t messageSize, const void *message) override;

 private:
  int mContinueCount;
};

}  // namespace general_test


#endif  // _GTS_NANOAPPS_GENERAL_TEST_GET_TIME_TEST_H_