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/*
* Copyright (C) 2018 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 <unordered_set>
#include <android/hardware/atrace/1.0/IAtraceDevice.h>
#include <gtest/gtest.h>
#include <hidl/GtestPrinter.h>
#include <hidl/ServiceManagement.h>
using ::android::sp;
using ::android::hardware::hidl_string;
using ::android::hardware::hidl_vec;
using ::android::hardware::Return;
using ::android::hardware::atrace::V1_0::IAtraceDevice;
using ::android::hardware::atrace::V1_0::Status;
/**
* There is no expected behaviour that can be tested so these tests check the
* HAL doesn't crash with different execution orders.
*/
struct AtraceHidlTest : public ::testing::TestWithParam<std::string> {
virtual void SetUp() override {
atrace = IAtraceDevice::getService(GetParam());
ASSERT_NE(atrace, nullptr);
}
sp<IAtraceDevice> atrace;
};
hidl_vec<hidl_string> getVendorCategoryName(sp<IAtraceDevice> atrace) {
std::unordered_set<std::string> categories_set;
Return<void> ret = atrace->listCategories([&](const auto& list) {
for (const auto& category : list) {
std::string name = category.name;
if (categories_set.count(name)) {
ADD_FAILURE() << "Duplicate category: " << name;
} else {
categories_set.emplace(name);
}
}
});
if (!ret.isOk()) {
ADD_FAILURE();
}
hidl_vec<hidl_string> categories;
categories.resize(categories_set.size());
std::size_t i = 0;
for (auto& c : categories_set) {
categories[i++] = c;
}
return categories;
}
/* list categories from vendors. */
TEST_P(AtraceHidlTest, listCategories) {
hidl_vec<hidl_string> vnd_categories = getVendorCategoryName(atrace);
EXPECT_NE(0, vnd_categories.size());
}
/* enable categories. */
TEST_P(AtraceHidlTest, enableCategories) {
hidl_vec<hidl_string> vnd_categories = getVendorCategoryName(atrace);
// empty Category with ERROR_INVALID_ARGUMENT
hidl_vec<hidl_string> empty_categories;
auto ret = atrace->enableCategories(empty_categories);
ASSERT_TRUE(ret.isOk());
EXPECT_EQ(Status::ERROR_INVALID_ARGUMENT, ret);
// non-empty categories SUCCESS
ret = atrace->enableCategories(vnd_categories);
ASSERT_TRUE(ret.isOk());
EXPECT_EQ(Status::SUCCESS, ret);
}
/* enable categories. */
TEST_P(AtraceHidlTest, disableAllCategories) {
auto ret = atrace->disableAllCategories();
ASSERT_TRUE(ret.isOk());
EXPECT_EQ(Status::SUCCESS, ret);
}
GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(AtraceHidlTest);
INSTANTIATE_TEST_SUITE_P(
PerInstance, AtraceHidlTest,
testing::ValuesIn(android::hardware::getAllHalInstanceNames(IAtraceDevice::descriptor)),
android::hardware::PrintInstanceNameToString);
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