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/*
* Copyright (C) 2025 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/Binder.h>
#include <binder/IServiceManager.h>
#include <binder/Stability.h>
#include <gtest/gtest.h>
#include <procpartition/procpartition.h>
using namespace android;
using android::internal::Stability; // for testing only!
using android::procpartition::getPartition;
using android::procpartition::Partition;
class BinderStabilityIntegrationTest : public testing::Test,
public ::testing::WithParamInterface<String16> {
public:
virtual ~BinderStabilityIntegrationTest() {}
};
TEST_P(BinderStabilityIntegrationTest, ExpectedStabilityForItsPartition) {
const String16& serviceName = GetParam();
sp<IBinder> binder = defaultServiceManager()->checkService(serviceName);
if (!binder) GTEST_SKIP() << "Could not get service, may have gone away.";
pid_t pid;
status_t res = binder->getDebugPid(&pid);
if (res != OK) {
GTEST_SKIP() << "Could not talk to service to get PID, res: " << statusToString(res);
}
Partition partition = getPartition(pid);
Stability::Level level = Stability::Level::UNDECLARED;
switch (partition) {
case Partition::PRODUCT:
case Partition::SYSTEM:
case Partition::SYSTEM_EXT:
level = Stability::Level::SYSTEM;
break;
case Partition::VENDOR:
case Partition::ODM:
level = Stability::Level::VENDOR;
break;
case Partition::UNKNOWN:
GTEST_SKIP() << "Not sure of partition of process.";
return;
default:
ADD_FAILURE() << "Unrecognized partition for service: " << partition;
return;
}
ASSERT_TRUE(Stability::check(Stability::getRepr(binder.get()), level))
<< "Binder hosted on partition " << partition
<< " should have corresponding stability set.";
}
std::string PrintTestParam(
const testing::TestParamInfo<BinderStabilityIntegrationTest::ParamType>& info) {
std::string name = String8(info.param).c_str();
for (size_t i = 0; i < name.size(); i++) {
bool alnum = false;
alnum |= (name[i] >= 'a' && name[i] <= 'z');
alnum |= (name[i] >= 'A' && name[i] <= 'Z');
alnum |= (name[i] >= '0' && name[i] <= '9');
alnum |= (name[i] == '_');
if (!alnum) name[i] = '_';
}
// index for uniqueness
return std::to_string(info.index) + "__" + name;
}
INSTANTIATE_TEST_CASE_P(RegisteredServices, BinderStabilityIntegrationTest,
::testing::ValuesIn(defaultServiceManager()->listServices()),
PrintTestParam);
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