platform_hardware_interfaces/dumpstate/1.0/vts/functional/VtsHalDumpstateV1_0TargetTest.cpp
nelsonli ba31c175d7 [vts-core] add VtsHalDumpstateV1_0TargetTest to vts-core
Convert VtsHalDumpstateV1_0TargetTest to be parameterized test
and add it to vts-core.

Bug: 142397658
Test: $atest VtsHalDumpstateV1_0TargetTest
Change-Id: Ifba3b6dac6f7f4e153f50d521e6d2e07f599cf7e
2019-10-18 16:01:00 +08:00

104 lines
3.6 KiB
C++

/*
* 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.
*/
#define LOG_TAG "dumpstate_hidl_hal_test"
#include <fcntl.h>
#include <unistd.h>
#include <android/hardware/dumpstate/1.0/IDumpstateDevice.h>
#include <cutils/native_handle.h>
#include <gtest/gtest.h>
#include <hidl/GtestPrinter.h>
#include <hidl/ServiceManagement.h>
#include <log/log.h>
using ::android::hardware::dumpstate::V1_0::IDumpstateDevice;
using ::android::hardware::Return;
using ::android::sp;
class DumpstateHidlTest : public ::testing::TestWithParam<std::string> {
public:
virtual void SetUp() override {
dumpstate = IDumpstateDevice::getService(GetParam());
ASSERT_NE(dumpstate, nullptr) << "Could not get HIDL instance";
}
sp<IDumpstateDevice> dumpstate;
};
// Negative test: make sure dumpstateBoard() doesn't crash when passed a null pointer.
TEST_P(DumpstateHidlTest, TestNullHandle) {
Return<void> status = dumpstate->dumpstateBoard(nullptr);
ASSERT_TRUE(status.isOk()) << "Status should be ok: " << status.description();
}
// Negative test: make sure dumpstateBoard() ignores a handle with no FD.
TEST_P(DumpstateHidlTest, TestHandleWithNoFd) {
native_handle_t* handle = native_handle_create(0, 0);
ASSERT_NE(handle, nullptr) << "Could not create native_handle";
Return<void> status = dumpstate->dumpstateBoard(handle);
ASSERT_TRUE(status.isOk()) << "Status should be ok: " << status.description();
native_handle_close(handle);
native_handle_delete(handle);
}
// Positive test: make sure dumpstateBoard() writes something to the FD.
TEST_P(DumpstateHidlTest, TestOk) {
// Index 0 corresponds to the read end of the pipe; 1 to the write end.
int fds[2];
ASSERT_EQ(0, pipe2(fds, O_NONBLOCK)) << errno;
native_handle_t* handle = native_handle_create(1, 0);
ASSERT_NE(handle, nullptr) << "Could not create native_handle";
handle->data[0] = fds[1];
Return<void> status = dumpstate->dumpstateBoard(handle);
ASSERT_TRUE(status.isOk()) << "Status should be ok: " << status.description();
// Check that at least one byte was written
char buff;
ASSERT_EQ(1, read(fds[0], &buff, 1)) << "dumped nothing";
native_handle_close(handle);
}
// Positive test: make sure dumpstateBoard() doesn't crash with two FDs.
TEST_P(DumpstateHidlTest, TestHandleWithTwoFds) {
int fds1[2];
int fds2[2];
ASSERT_EQ(0, pipe2(fds1, O_NONBLOCK)) << errno;
ASSERT_EQ(0, pipe2(fds2, O_NONBLOCK)) << errno;
native_handle_t* handle = native_handle_create(2, 0);
ASSERT_NE(handle, nullptr) << "Could not create native_handle";
handle->data[0] = fds1[1];
handle->data[1] = fds2[1];
Return<void> status = dumpstate->dumpstateBoard(handle);
ASSERT_TRUE(status.isOk()) << "Status should be ok: " << status.description();
native_handle_close(handle);
}
INSTANTIATE_TEST_SUITE_P(
PerInstance, DumpstateHidlTest,
testing::ValuesIn(android::hardware::getAllHalInstanceNames(IDumpstateDevice::descriptor)),
android::hardware::PrintInstanceNameToString);