128 lines
4.7 KiB
C++
128 lines
4.7 KiB
C++
/*
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* Copyright (C) 2020 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <gtest/gtest.h>
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#include <media/AidlConversionUtil.h>
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#include <utils/Errors.h>
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using namespace android;
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using namespace android::aidl_utils;
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using android::binder::Status;
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// Tests for statusTFromBinderStatus() and binderStatusFromStatusT().
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// STATUS_T_SMALL_VALUE_LIMIT is an arbitrary limit where we exhaustively check status_t errors.
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// It is known that this limit doesn't cover UNKNOWN_ERROR ~ INT32_MIN.
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constexpr status_t STATUS_T_SMALL_VALUE_LIMIT = -1000;
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// Small status values are preserved on round trip
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TEST(audio_aidl_status_tests, statusRoundTripSmallValues) {
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for (status_t status = 0; status > STATUS_T_SMALL_VALUE_LIMIT; --status) {
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ASSERT_EQ(status, statusTFromBinderStatus(binderStatusFromStatusT(status)));
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}
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}
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// Special status values are preserved on round trip.
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TEST(audio_aidl_status_tests, statusRoundTripSpecialValues) {
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for (status_t status : {
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OK,
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UNKNOWN_ERROR,
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NO_MEMORY,
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INVALID_OPERATION,
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BAD_VALUE,
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BAD_TYPE,
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NAME_NOT_FOUND,
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PERMISSION_DENIED,
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NO_INIT,
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ALREADY_EXISTS,
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DEAD_OBJECT,
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FAILED_TRANSACTION,
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BAD_INDEX,
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NOT_ENOUGH_DATA,
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WOULD_BLOCK,
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TIMED_OUT,
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UNKNOWN_TRANSACTION,
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FDS_NOT_ALLOWED}) {
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ASSERT_EQ(status, statusTFromBinderStatus(binderStatusFromStatusT(status)));
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}
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}
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// Binder exceptions show as an error (not fixed at this time); these come fromExceptionCode().
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TEST(audio_aidl_status_tests, binderStatusExceptions) {
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for (int exceptionCode : {
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//Status::EX_NONE,
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Status::EX_SECURITY,
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Status::EX_BAD_PARCELABLE,
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Status::EX_ILLEGAL_ARGUMENT,
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Status::EX_NULL_POINTER,
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Status::EX_ILLEGAL_STATE,
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Status::EX_NETWORK_MAIN_THREAD,
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Status::EX_UNSUPPORTED_OPERATION,
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//Status::EX_SERVICE_SPECIFIC, -- tested fromServiceSpecificError()
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Status::EX_PARCELABLE,
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// This is special and Java specific; see Parcel.java.
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Status::EX_HAS_REPLY_HEADER,
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// This is special, and indicates to C++ binder proxies that the
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// transaction has failed at a low level.
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//Status::EX_TRANSACTION_FAILED, -- tested fromStatusT().
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}) {
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ASSERT_NE(OK, statusTFromBinderStatus(Status::fromExceptionCode(exceptionCode)));
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}
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}
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// Binder transaction errors show exactly in status_t; these come fromStatusT().
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TEST(audio_aidl_status_tests, binderStatusTransactionError) {
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for (status_t status : {
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OK, // Note: fromStatusT does check if this is 0, so this is no error.
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UNKNOWN_ERROR,
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NO_MEMORY,
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INVALID_OPERATION,
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BAD_VALUE,
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BAD_TYPE,
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NAME_NOT_FOUND,
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PERMISSION_DENIED,
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NO_INIT,
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ALREADY_EXISTS,
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DEAD_OBJECT,
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FAILED_TRANSACTION,
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BAD_INDEX,
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NOT_ENOUGH_DATA,
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WOULD_BLOCK,
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TIMED_OUT,
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UNKNOWN_TRANSACTION,
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FDS_NOT_ALLOWED}) {
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ASSERT_EQ(status, statusTFromBinderStatus(Status::fromStatusT(status)));
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}
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}
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// Binder service specific errors show in status_t; these come fromServiceSpecificError().
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TEST(audio_aidl_status_tests, binderStatusServiceSpecificError) {
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// fromServiceSpecificError() still stores exception code if status is 0.
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for (status_t status = -1; status > STATUS_T_SMALL_VALUE_LIMIT; --status) {
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ASSERT_EQ(status, statusTFromBinderStatus(Status::fromServiceSpecificError(status)));
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}
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}
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// Binder status with message.
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TEST(audio_aidl_status_tests, binderStatusMessage) {
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const String8 message("abcd");
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for (status_t status = -1; status > STATUS_T_SMALL_VALUE_LIMIT; --status) {
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const Status binderStatus = binderStatusFromStatusT(status, message.c_str());
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ASSERT_EQ(status, statusTFromBinderStatus(binderStatus));
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ASSERT_EQ(message, binderStatus.exceptionMessage());
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}
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}
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