Implemented VTS for Dumpstate HIDL.

//

// 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.

cc_test {

    name: "VtsHalDumpstateV1_0TargetTest",

    defaults: ["hidl_defaults"],

    srcs: ["VtsHalDumpstateV1_0TargetTest.cpp"],

    shared_libs: [

        "android.hardware.dumpstate@1.0",

        "libcutils",

        "libhidlbase",

        "liblog",

        "libutils",

    ],

    static_libs: ["VtsHalHidlTargetTestBase"],

    cflags: [

        "-O0",

        "-g",

    ]

}

/*

 * 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 <android/hardware/dumpstate/1.0/IDumpstateDevice.h>

#include <cutils/native_handle.h>

#include <log/log.h>

#include <VtsHalHidlTargetTestBase.h>

using ::android::hardware::dumpstate::V1_0::IDumpstateDevice;

using ::android::hardware::Return;

using ::android::sp;

class DumpstateHidlTest : public ::testing::VtsHalHidlTargetTestBase {

   public:

    virtual void SetUp() override {

        dumpstate = ::testing::VtsHalHidlTargetTestBase::getService<IDumpstateDevice>();

        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_F(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_F(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_F(DumpstateHidlTest, TestOk) {

    FILE* file = tmpfile();

    ASSERT_NE(nullptr, file) << "Could not create temp file: " << strerror(errno);

    native_handle_t* handle = native_handle_create(1, 0);

    ASSERT_NE(handle, nullptr) << "Could not create native_handle";

    handle->data[0] = fileno(file);

    Return<void> status = dumpstate->dumpstateBoard(handle);

    ASSERT_TRUE(status.isOk()) << "Status should be ok: " << status.description();

    // Check that at least one byte was written

    rewind(file);  // can not fail

    char buff;

    int read = fread(&buff, sizeof(buff), 1, file);

    ASSERT_EQ(1, read) << "dumped nothing";

    EXPECT_EQ(0, fclose(file)) << errno;

    native_handle_close(handle);

    native_handle_delete(handle);

}

int main(int argc, char** argv) {

    ::testing::InitGoogleTest(&argc, argv);

    int status = RUN_ALL_TESTS();

    ALOGI("Test result = %d", status);

    return status;

}

// This is an autogenerated file, do not edit.

subdirs = [

    "1.0",

    "1.0/vts/functional",

]