362 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			362 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			C++
		
	
	
	
| /*
 | |
|  * Copyright (C) 2019 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 <android-base/file.h>
 | |
| #include <cutils/fs.h>
 | |
| #include <gtest/gtest.h>
 | |
| 
 | |
| #include <cstdlib>
 | |
| #include <fstream>
 | |
| 
 | |
| #include "Hardware.h"
 | |
| 
 | |
| namespace aidl {
 | |
| namespace android {
 | |
| namespace hardware {
 | |
| namespace vibrator {
 | |
| 
 | |
| using ::testing::Test;
 | |
| using ::testing::TestParamInfo;
 | |
| using ::testing::ValuesIn;
 | |
| using ::testing::WithParamInterface;
 | |
| 
 | |
| class HwApiTest : public Test {
 | |
|   private:
 | |
|     static constexpr const char *FILE_NAMES[]{
 | |
|             "device/f0_stored",
 | |
|             "device/redc_stored",
 | |
|             "device/q_stored",
 | |
|             "activate",
 | |
|             "duration",
 | |
|             "state",
 | |
|             "device/cp_trigger_duration",
 | |
|             "device/cp_trigger_index",
 | |
|             "device/cp_trigger_queue",
 | |
|             "device/cp_dig_scale",
 | |
|             "device/dig_scale",
 | |
|             "device/asp_enable",
 | |
|             "device/gpio1_fall_index",
 | |
|             "device/gpio1_fall_dig_scale",
 | |
|             "device/gpio1_rise_index",
 | |
|             "device/gpio1_rise_dig_scale",
 | |
|             "device/num_waves",
 | |
|             "device/available_pwle_segments",
 | |
|             "device/pwle",
 | |
|             "device/pwle_ramp_down",
 | |
|     };
 | |
| 
 | |
|   public:
 | |
|     void SetUp() override {
 | |
|         std::string prefix;
 | |
|         for (auto n : FILE_NAMES) {
 | |
|             auto name = std::filesystem::path(n);
 | |
|             auto path = std::filesystem::path(mFilesDir.path) / name;
 | |
|             fs_mkdirs(path.c_str(), S_IRWXU);
 | |
|             std::ofstream touch{path};
 | |
|             mFileMap[name] = path;
 | |
|         }
 | |
|         prefix = std::filesystem::path(mFilesDir.path) / "";
 | |
|         setenv("HWAPI_PATH_PREFIX", prefix.c_str(), true);
 | |
|         mHwApi = std::make_unique<HwApi>();
 | |
| 
 | |
|         for (auto n : FILE_NAMES) {
 | |
|             auto name = std::filesystem::path(n);
 | |
|             auto path = std::filesystem::path(mEmptyDir.path) / name;
 | |
|         }
 | |
|         prefix = std::filesystem::path(mEmptyDir.path) / "";
 | |
|         setenv("HWAPI_PATH_PREFIX", prefix.c_str(), true);
 | |
|         mNoApi = std::make_unique<HwApi>();
 | |
|     }
 | |
| 
 | |
|     void TearDown() override { verifyContents(); }
 | |
| 
 | |
|     static auto ParamNameFixup(std::string str) {
 | |
|         std::replace(str.begin(), str.end(), '/', '_');
 | |
|         return str;
 | |
|     }
 | |
| 
 | |
|   protected:
 | |
|     // Set expected file content for a test.
 | |
|     template <typename T>
 | |
|     void expectContent(const std::string &name, const T &value) {
 | |
|         mExpectedContent[name] << value << std::endl;
 | |
|     }
 | |
| 
 | |
|     // Set actual file content for an input test.
 | |
|     template <typename T>
 | |
|     void updateContent(const std::string &name, const T &value) {
 | |
|         std::ofstream(mFileMap[name]) << value << std::endl;
 | |
|     }
 | |
| 
 | |
|     template <typename T>
 | |
|     void expectAndUpdateContent(const std::string &name, const T &value) {
 | |
|         expectContent(name, value);
 | |
|         updateContent(name, value);
 | |
|     }
 | |
| 
 | |
|     // Compare all file contents against expected contents.
 | |
|     void verifyContents() {
 | |
|         for (auto &a : mFileMap) {
 | |
|             std::ifstream file{a.second};
 | |
|             std::string expect = mExpectedContent[a.first].str();
 | |
|             std::string actual = std::string(std::istreambuf_iterator<char>(file),
 | |
|                                              std::istreambuf_iterator<char>());
 | |
|             EXPECT_EQ(expect, actual) << a.first;
 | |
|         }
 | |
|     }
 | |
| 
 | |
|   protected:
 | |
|     std::unique_ptr<Vibrator::HwApi> mHwApi;
 | |
|     std::unique_ptr<Vibrator::HwApi> mNoApi;
 | |
|     std::map<std::string, std::string> mFileMap;
 | |
|     TemporaryDir mFilesDir;
 | |
|     TemporaryDir mEmptyDir;
 | |
|     std::map<std::string, std::stringstream> mExpectedContent;
 | |
| };
 | |
| 
 | |
| template <typename T>
 | |
| class HwApiTypedTest : public HwApiTest,
 | |
|                        public WithParamInterface<std::tuple<std::string, std::function<T>>> {
 | |
|   public:
 | |
|     static auto PrintParam(const TestParamInfo<typename HwApiTypedTest::ParamType> &info) {
 | |
|         return ParamNameFixup(std::get<0>(info.param));
 | |
|     }
 | |
|     static auto MakeParam(std::string name, std::function<T> func) {
 | |
|         return std::make_tuple(name, func);
 | |
|     }
 | |
| };
 | |
| 
 | |
| using HasTest = HwApiTypedTest<bool(Vibrator::HwApi &)>;
 | |
| 
 | |
| TEST_P(HasTest, success_returnsTrue) {
 | |
|     auto param = GetParam();
 | |
|     auto func = std::get<1>(param);
 | |
| 
 | |
|     EXPECT_TRUE(func(*mHwApi));
 | |
| }
 | |
| 
 | |
| TEST_P(HasTest, success_returnsFalse) {
 | |
|     auto param = GetParam();
 | |
|     auto func = std::get<1>(param);
 | |
| 
 | |
|     EXPECT_FALSE(func(*mNoApi));
 | |
| }
 | |
| 
 | |
| INSTANTIATE_TEST_CASE_P(
 | |
|         HwApiTests, HasTest,
 | |
|         ValuesIn({
 | |
|                 HasTest::MakeParam("device/cp_dig_scale", &Vibrator::HwApi::hasEffectScale),
 | |
|                 HasTest::MakeParam("device/asp_enable", &Vibrator::HwApi::hasAspEnable),
 | |
|                 HasTest::MakeParam("device/pwle", &Vibrator::HwApi::hasPwle),
 | |
|         }),
 | |
|         HasTest::PrintParam);
 | |
| 
 | |
| using GetBoolTest = HwApiTypedTest<bool(Vibrator::HwApi &, bool *)>;
 | |
| 
 | |
| TEST_P(GetBoolTest, success_returnsTrue) {
 | |
|     auto param = GetParam();
 | |
|     auto name = std::get<0>(param);
 | |
|     auto func = std::get<1>(param);
 | |
|     bool expect = true;
 | |
|     bool actual = !expect;
 | |
| 
 | |
|     expectAndUpdateContent(name, "1");
 | |
| 
 | |
|     EXPECT_TRUE(func(*mHwApi, &actual));
 | |
|     EXPECT_EQ(expect, actual);
 | |
| }
 | |
| 
 | |
| TEST_P(GetBoolTest, success_returnsFalse) {
 | |
|     auto param = GetParam();
 | |
|     auto name = std::get<0>(param);
 | |
|     auto func = std::get<1>(param);
 | |
|     bool expect = false;
 | |
|     bool actual = !expect;
 | |
| 
 | |
|     expectAndUpdateContent(name, "0");
 | |
| 
 | |
|     EXPECT_TRUE(func(*mHwApi, &actual));
 | |
|     EXPECT_EQ(expect, actual);
 | |
| }
 | |
| 
 | |
| TEST_P(GetBoolTest, failure) {
 | |
|     auto param = GetParam();
 | |
|     auto func = std::get<1>(param);
 | |
|     bool value;
 | |
| 
 | |
|     EXPECT_FALSE(func(*mNoApi, &value));
 | |
| }
 | |
| 
 | |
| INSTANTIATE_TEST_CASE_P(HwApiTests, GetBoolTest,
 | |
|                         ValuesIn({
 | |
|                                 GetBoolTest::MakeParam("device/asp_enable",
 | |
|                                                        &Vibrator::HwApi::getAspEnable),
 | |
|                         }),
 | |
|                         GetBoolTest::PrintParam);
 | |
| 
 | |
| using GetUint32Test = HwApiTypedTest<bool(Vibrator::HwApi &, uint32_t *)>;
 | |
| 
 | |
| TEST_P(GetUint32Test, success) {
 | |
|     auto param = GetParam();
 | |
|     auto name = std::get<0>(param);
 | |
|     auto func = std::get<1>(param);
 | |
|     uint32_t expect = std::rand();
 | |
|     uint32_t actual = ~expect;
 | |
| 
 | |
|     expectAndUpdateContent(name, expect);
 | |
| 
 | |
|     EXPECT_TRUE(func(*mHwApi, &actual));
 | |
|     EXPECT_EQ(expect, actual);
 | |
| }
 | |
| 
 | |
| TEST_P(GetUint32Test, failure) {
 | |
|     auto param = GetParam();
 | |
|     auto func = std::get<1>(param);
 | |
|     uint32_t value;
 | |
| 
 | |
|     EXPECT_FALSE(func(*mNoApi, &value));
 | |
| }
 | |
| 
 | |
| INSTANTIATE_TEST_CASE_P(HwApiTests, GetUint32Test,
 | |
|                         ValuesIn({
 | |
|                                 GetUint32Test::MakeParam("device/num_waves",
 | |
|                                                          &Vibrator::HwApi::getEffectCount),
 | |
|                                 GetUint32Test::MakeParam("device/cp_trigger_duration",
 | |
|                                                          &Vibrator::HwApi::getEffectDuration),
 | |
|                                 GetUint32Test::MakeParam("device/available_pwle_segments",
 | |
|                                                          &Vibrator::HwApi::getAvailablePwleSegments),
 | |
|                         }),
 | |
|                         GetUint32Test::PrintParam);
 | |
| 
 | |
| using SetBoolTest = HwApiTypedTest<bool(Vibrator::HwApi &, bool)>;
 | |
| 
 | |
| TEST_P(SetBoolTest, success_returnsTrue) {
 | |
|     auto param = GetParam();
 | |
|     auto name = std::get<0>(param);
 | |
|     auto func = std::get<1>(param);
 | |
| 
 | |
|     expectContent(name, "1");
 | |
| 
 | |
|     EXPECT_TRUE(func(*mHwApi, true));
 | |
| }
 | |
| 
 | |
| TEST_P(SetBoolTest, success_returnsFalse) {
 | |
|     auto param = GetParam();
 | |
|     auto name = std::get<0>(param);
 | |
|     auto func = std::get<1>(param);
 | |
| 
 | |
|     expectContent(name, "0");
 | |
| 
 | |
|     EXPECT_TRUE(func(*mHwApi, false));
 | |
| }
 | |
| 
 | |
| TEST_P(SetBoolTest, failure) {
 | |
|     auto param = GetParam();
 | |
|     auto func = std::get<1>(param);
 | |
| 
 | |
|     EXPECT_FALSE(func(*mNoApi, true));
 | |
|     EXPECT_FALSE(func(*mNoApi, false));
 | |
| }
 | |
| 
 | |
| INSTANTIATE_TEST_CASE_P(HwApiTests, SetBoolTest,
 | |
|                         ValuesIn({
 | |
|                                 SetBoolTest::MakeParam("activate", &Vibrator::HwApi::setActivate),
 | |
|                                 SetBoolTest::MakeParam("state", &Vibrator::HwApi::setState),
 | |
|                                 SetBoolTest::MakeParam("device/asp_enable",
 | |
|                                                        &Vibrator::HwApi::setAspEnable),
 | |
|                         }),
 | |
|                         SetBoolTest::PrintParam);
 | |
| 
 | |
| using SetUint32Test = HwApiTypedTest<bool(Vibrator::HwApi &, uint32_t)>;
 | |
| 
 | |
| TEST_P(SetUint32Test, success) {
 | |
|     auto param = GetParam();
 | |
|     auto name = std::get<0>(param);
 | |
|     auto func = std::get<1>(param);
 | |
|     uint32_t value = std::rand();
 | |
| 
 | |
|     expectContent(name, value);
 | |
| 
 | |
|     EXPECT_TRUE(func(*mHwApi, value));
 | |
| }
 | |
| 
 | |
| TEST_P(SetUint32Test, failure) {
 | |
|     auto param = GetParam();
 | |
|     auto func = std::get<1>(param);
 | |
|     uint32_t value = std::rand();
 | |
| 
 | |
|     EXPECT_FALSE(func(*mNoApi, value));
 | |
| }
 | |
| 
 | |
| INSTANTIATE_TEST_CASE_P(
 | |
|         HwApiTests, SetUint32Test,
 | |
|         ValuesIn({
 | |
|                 SetUint32Test::MakeParam("device/f0_stored", &Vibrator::HwApi::setF0),
 | |
|                 SetUint32Test::MakeParam("device/redc_stored", &Vibrator::HwApi::setRedc),
 | |
|                 SetUint32Test::MakeParam("device/q_stored", &Vibrator::HwApi::setQ),
 | |
|                 SetUint32Test::MakeParam("duration", &Vibrator::HwApi::setDuration),
 | |
|                 SetUint32Test::MakeParam("device/cp_trigger_index",
 | |
|                                          &Vibrator::HwApi::setEffectIndex),
 | |
|                 SetUint32Test::MakeParam("device/cp_dig_scale", &Vibrator::HwApi::setEffectScale),
 | |
|                 SetUint32Test::MakeParam("device/dig_scale", &Vibrator::HwApi::setGlobalScale),
 | |
|                 SetUint32Test::MakeParam("device/gpio1_fall_index",
 | |
|                                          &Vibrator::HwApi::setGpioFallIndex),
 | |
|                 SetUint32Test::MakeParam("device/gpio1_fall_dig_scale",
 | |
|                                          &Vibrator::HwApi::setGpioFallScale),
 | |
|                 SetUint32Test::MakeParam("device/gpio1_rise_index",
 | |
|                                          &Vibrator::HwApi::setGpioRiseIndex),
 | |
|                 SetUint32Test::MakeParam("device/gpio1_rise_dig_scale",
 | |
|                                          &Vibrator::HwApi::setGpioRiseScale),
 | |
|                 SetUint32Test::MakeParam("device/pwle_ramp_down",
 | |
|                                          &Vibrator::HwApi::setPwleRampDown),
 | |
|         }),
 | |
|         SetUint32Test::PrintParam);
 | |
| 
 | |
| using SetStringTest = HwApiTypedTest<bool(Vibrator::HwApi &, std::string)>;
 | |
| 
 | |
| TEST_P(SetStringTest, success) {
 | |
|     auto param = GetParam();
 | |
|     auto name = std::get<0>(param);
 | |
|     auto func = std::get<1>(param);
 | |
|     std::string value = TemporaryFile().path;
 | |
| 
 | |
|     expectContent(name, value);
 | |
| 
 | |
|     EXPECT_TRUE(func(*mHwApi, value));
 | |
| }
 | |
| 
 | |
| TEST_P(SetStringTest, failure) {
 | |
|     auto param = GetParam();
 | |
|     auto func = std::get<1>(param);
 | |
|     std::string value = TemporaryFile().path;
 | |
| 
 | |
|     EXPECT_FALSE(func(*mNoApi, value));
 | |
| }
 | |
| 
 | |
| INSTANTIATE_TEST_CASE_P(HwApiTests, SetStringTest,
 | |
|                         ValuesIn({
 | |
|                                 SetStringTest::MakeParam("device/cp_trigger_queue",
 | |
|                                                          &Vibrator::HwApi::setEffectQueue),
 | |
|                                 SetStringTest::MakeParam("device/pwle",
 | |
|                                                          &Vibrator::HwApi::setPwle),
 | |
|                         }),
 | |
|                         SetStringTest::PrintParam);
 | |
| 
 | |
| }  // namespace vibrator
 | |
| }  // namespace hardware
 | |
| }  // namespace android
 | |
| }  // namespace aidl
 |