Add test to Binder RecordedTransaction

        "binderBinderUnitTest.cpp",

        "binderBinderUnitTest.cpp",

        "binderStatusUnitTest.cpp",

        "binderStatusUnitTest.cpp",

        "binderMemoryHeapBaseUnitTest.cpp",

        "binderMemoryHeapBaseUnitTest.cpp",

        "binderRecordedTransactionTest.cpp",

    ],

    ],

    shared_libs: [

    shared_libs: [

        "libbinder",

        "libbinder",

/*

 * Copyright (C) 2022 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 <binder/BinderRecordReplay.h>

#include <gtest/gtest.h>

using android::Parcel;

using android::status_t;

using android::base::unique_fd;

using android::binder::debug::RecordedTransaction;

TEST(BinderRecordedTransaction, RoundTripEncoding) {

    Parcel d;

    d.writeInt32(12);

    d.writeInt64(2);

    Parcel r;

    r.writeInt32(99);

    auto transaction = RecordedTransaction::fromDetails(1, 42, d, r, 0);

    auto file = std::tmpfile();

    auto fd = unique_fd(fcntl(fileno(file), F_DUPFD, 1));

    status_t status = transaction->dumpToFile(fd);

    ASSERT_EQ(android::NO_ERROR, status);

    std::rewind(file);

    auto retrievedTransaction = RecordedTransaction::fromFile(fd);

    EXPECT_EQ(retrievedTransaction->getCode(), 1);

    EXPECT_EQ(retrievedTransaction->getFlags(), 42);

    EXPECT_EQ(retrievedTransaction->getDataSize(), 12);

    EXPECT_EQ(retrievedTransaction->getReplySize(), 4);

    EXPECT_EQ(retrievedTransaction->getReturnedStatus(), 0);

    EXPECT_EQ(retrievedTransaction->getVersion(), 0);

    EXPECT_EQ(retrievedTransaction->getDataParcel().readInt32(), 12);

    EXPECT_EQ(retrievedTransaction->getDataParcel().readInt64(), 2);

    EXPECT_EQ(retrievedTransaction->getReplyParcel().readInt32(), 99);

}