frameworks/av/media/libaudioclient/tests/audio_aidl_status_tests.cpp

128 lines
4.7 KiB
C++

/*
* Copyright (C) 2020 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 <gtest/gtest.h>
#include <media/AidlConversionUtil.h>
#include <utils/Errors.h>
using namespace android;
using namespace android::aidl_utils;
using android::binder::Status;
// Tests for statusTFromBinderStatus() and binderStatusFromStatusT().
// STATUS_T_SMALL_VALUE_LIMIT is an arbitrary limit where we exhaustively check status_t errors.
// It is known that this limit doesn't cover UNKNOWN_ERROR ~ INT32_MIN.
constexpr status_t STATUS_T_SMALL_VALUE_LIMIT = -1000;
// Small status values are preserved on round trip
TEST(audio_aidl_status_tests, statusRoundTripSmallValues) {
for (status_t status = 0; status > STATUS_T_SMALL_VALUE_LIMIT; --status) {
ASSERT_EQ(status, statusTFromBinderStatus(binderStatusFromStatusT(status)));
}
}
// Special status values are preserved on round trip.
TEST(audio_aidl_status_tests, statusRoundTripSpecialValues) {
for (status_t status : {
OK,
UNKNOWN_ERROR,
NO_MEMORY,
INVALID_OPERATION,
BAD_VALUE,
BAD_TYPE,
NAME_NOT_FOUND,
PERMISSION_DENIED,
NO_INIT,
ALREADY_EXISTS,
DEAD_OBJECT,
FAILED_TRANSACTION,
BAD_INDEX,
NOT_ENOUGH_DATA,
WOULD_BLOCK,
TIMED_OUT,
UNKNOWN_TRANSACTION,
FDS_NOT_ALLOWED}) {
ASSERT_EQ(status, statusTFromBinderStatus(binderStatusFromStatusT(status)));
}
}
// Binder exceptions show as an error (not fixed at this time); these come fromExceptionCode().
TEST(audio_aidl_status_tests, binderStatusExceptions) {
for (int exceptionCode : {
//Status::EX_NONE,
Status::EX_SECURITY,
Status::EX_BAD_PARCELABLE,
Status::EX_ILLEGAL_ARGUMENT,
Status::EX_NULL_POINTER,
Status::EX_ILLEGAL_STATE,
Status::EX_NETWORK_MAIN_THREAD,
Status::EX_UNSUPPORTED_OPERATION,
//Status::EX_SERVICE_SPECIFIC, -- tested fromServiceSpecificError()
Status::EX_PARCELABLE,
// This is special and Java specific; see Parcel.java.
Status::EX_HAS_REPLY_HEADER,
// This is special, and indicates to C++ binder proxies that the
// transaction has failed at a low level.
//Status::EX_TRANSACTION_FAILED, -- tested fromStatusT().
}) {
ASSERT_NE(OK, statusTFromBinderStatus(Status::fromExceptionCode(exceptionCode)));
}
}
// Binder transaction errors show exactly in status_t; these come fromStatusT().
TEST(audio_aidl_status_tests, binderStatusTransactionError) {
for (status_t status : {
OK, // Note: fromStatusT does check if this is 0, so this is no error.
UNKNOWN_ERROR,
NO_MEMORY,
INVALID_OPERATION,
BAD_VALUE,
BAD_TYPE,
NAME_NOT_FOUND,
PERMISSION_DENIED,
NO_INIT,
ALREADY_EXISTS,
DEAD_OBJECT,
FAILED_TRANSACTION,
BAD_INDEX,
NOT_ENOUGH_DATA,
WOULD_BLOCK,
TIMED_OUT,
UNKNOWN_TRANSACTION,
FDS_NOT_ALLOWED}) {
ASSERT_EQ(status, statusTFromBinderStatus(Status::fromStatusT(status)));
}
}
// Binder service specific errors show in status_t; these come fromServiceSpecificError().
TEST(audio_aidl_status_tests, binderStatusServiceSpecificError) {
// fromServiceSpecificError() still stores exception code if status is 0.
for (status_t status = -1; status > STATUS_T_SMALL_VALUE_LIMIT; --status) {
ASSERT_EQ(status, statusTFromBinderStatus(Status::fromServiceSpecificError(status)));
}
}
// Binder status with message.
TEST(audio_aidl_status_tests, binderStatusMessage) {
const String8 message("abcd");
for (status_t status = -1; status > STATUS_T_SMALL_VALUE_LIMIT; --status) {
const Status binderStatus = binderStatusFromStatusT(status, message.c_str());
ASSERT_EQ(status, statusTFromBinderStatus(binderStatus));
ASSERT_EQ(message, binderStatus.exceptionMessage());
}
}