C++程序  |  52行  |  1.45 KB

/*
 * Copyright (C) 2017 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 <sap_hidl_hal_utils.h>

void SapHidlTest::SetUp() {
    sap = ::testing::VtsHalHidlTargetTestBase::getService<ISap>(hidl_string(SAP_SERVICE_NAME));
    ASSERT_NE(sap, nullptr);

    sapCb = new SapCallback(*this);
    ASSERT_NE(sapCb, nullptr);

    count = 0;

    sap->setCallback(sapCb);
}

void SapHidlTest::TearDown() {}

void SapHidlTest::notify() {
    std::unique_lock<std::mutex> lock(mtx);
    count++;
    cv.notify_one();
}

std::cv_status SapHidlTest::wait() {
    std::unique_lock<std::mutex> lock(mtx);

    std::cv_status status = std::cv_status::no_timeout;
    auto now = std::chrono::system_clock::now();
    while (count == 0) {
        status = cv.wait_until(lock, now + std::chrono::seconds(TIMEOUT_PERIOD));
        if (status == std::cv_status::timeout) {
            return status;
        }
    }
    count--;
    return status;
}