1 /* 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or aggreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef _GTS_NANOAPPS_GENERAL_TEST_ESTIMATED_HOST_TIME_TEST_H_ 18 #define _GTS_NANOAPPS_GENERAL_TEST_ESTIMATED_HOST_TIME_TEST_H_ 19 20 #include <general_test/test.h> 21 22 #include <cstdint> 23 24 namespace general_test { 25 26 /* 27 * Verify estimated host time from nanoapp. 28 * 29 * Fundamentally, there are two phases to this test: 30 * 1) Verify that time does increase at some point 31 * 2) Help verify that AP time is "close" to what nanoapp can get. 32 * Timestamps are sent to the host when a message is received by 33 * the test. The host then passes or fails the test depending on 34 * how close the timestamps are after accounting for the round 35 * trip time. 36 */ 37 class EstimatedHostTimeTest : public Test { 38 public: 39 EstimatedHostTimeTest(); 40 41 protected: 42 void handleEvent(uint32_t senderInstanceId, uint16_t eventType, 43 const void *eventData) override; 44 void setUp(uint32_t messageSize, const void *message) override; 45 46 private: 47 void verifyIncreasingTime(); 48 49 uint32_t mTimerHandle; 50 uint32_t mRemainingIterations; 51 uint64_t mPriorHostTime; 52 }; 53 54 } // namespace general_test 55 56 #endif // _GTS_NANOAPPS_GENERAL_TEST_ESTIMATED_HOST_TIME_TEST_H_ 57