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/*
* Copyright 2021 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 <cstdint>
#undef LOG_TAG
#define LOG_TAG "FlagManagerTest"
#include "FlagManager.h"
#include <android-base/properties.h>
#include <gmock/gmock.h>
#include <gtest/gtest.h>
#include <log/log.h>
#include <server_configurable_flags/get_flags.h>
#include <optional>
namespace android {
using testing::Return;
class MockFlagManager : public FlagManager {
public:
MockFlagManager() = default;
~MockFlagManager() = default;
MOCK_METHOD(std::string, getServerConfigurableFlag, (const std::string& experimentFlagName),
(const, override));
};
class FlagManagerTest : public testing::Test {
public:
FlagManagerTest();
~FlagManagerTest() override;
std::unique_ptr<MockFlagManager> mFlagManager;
template <typename T>
T getValue(const std::string& experimentFlagName, std::optional<T> systemPropertyOpt,
T defaultValue);
};
FlagManagerTest::FlagManagerTest() {
const ::testing::TestInfo* const test_info =
::testing::UnitTest::GetInstance()->current_test_info();
ALOGD("**** Setting up for %s.%s\n", test_info->test_case_name(), test_info->name());
mFlagManager = std::make_unique<MockFlagManager>();
}
FlagManagerTest::~FlagManagerTest() {
const ::testing::TestInfo* const test_info =
::testing::UnitTest::GetInstance()->current_test_info();
ALOGD("**** Tearing down after %s.%s\n", test_info->test_case_name(), test_info->name());
}
template <typename T>
T FlagManagerTest::getValue(const std::string& experimentFlagName,
std::optional<T> systemPropertyOpt, T defaultValue) {
return mFlagManager->getValue(experimentFlagName, systemPropertyOpt, defaultValue);
}
namespace {
TEST_F(FlagManagerTest, getValue_bool_default) {
EXPECT_CALL(*mFlagManager, getServerConfigurableFlag).Times(1).WillOnce(Return(""));
const bool defaultValue = false;
std::optional<bool> systemPropertyValue = std::nullopt;
const bool result = FlagManagerTest::getValue("test_flag", systemPropertyValue, defaultValue);
ASSERT_EQ(result, defaultValue);
}
TEST_F(FlagManagerTest, getValue_bool_sysprop) {
const bool defaultValue = false;
std::optional<bool> systemPropertyValue = std::make_optional(true);
const bool result = FlagManagerTest::getValue("test_flag", systemPropertyValue, defaultValue);
ASSERT_EQ(result, true);
}
TEST_F(FlagManagerTest, getValue_bool_experiment) {
EXPECT_CALL(*mFlagManager, getServerConfigurableFlag).Times(1).WillOnce(Return("1"));
const bool defaultValue = false;
std::optional<bool> systemPropertyValue = std::nullopt;
const bool result = FlagManagerTest::getValue("test_flag", systemPropertyValue, defaultValue);
ASSERT_EQ(result, true);
}
TEST_F(FlagManagerTest, getValue_int32_default) {
EXPECT_CALL(*mFlagManager, getServerConfigurableFlag).Times(1).WillOnce(Return(""));
int32_t defaultValue = 30;
std::optional<int32_t> systemPropertyValue = std::nullopt;
int32_t result = FlagManagerTest::getValue("test_flag", systemPropertyValue, defaultValue);
ASSERT_EQ(result, defaultValue);
}
TEST_F(FlagManagerTest, getValue_int32_sysprop) {
int32_t defaultValue = 30;
std::optional<int32_t> systemPropertyValue = std::make_optional(10);
int32_t result = FlagManagerTest::getValue("test_flag", systemPropertyValue, defaultValue);
ASSERT_EQ(result, 10);
}
TEST_F(FlagManagerTest, getValue_int32_experiment) {
EXPECT_CALL(*mFlagManager, getServerConfigurableFlag).Times(1).WillOnce(Return("50"));
std::int32_t defaultValue = 30;
std::optional<std::int32_t> systemPropertyValue = std::nullopt;
std::int32_t result = FlagManagerTest::getValue("test_flag", systemPropertyValue, defaultValue);
ASSERT_EQ(result, 50);
}
TEST_F(FlagManagerTest, getValue_int64_default) {
EXPECT_CALL(*mFlagManager, getServerConfigurableFlag).Times(1).WillOnce(Return(""));
int64_t defaultValue = 30;
std::optional<int64_t> systemPropertyValue = std::nullopt;
int64_t result = getValue("flag_name", systemPropertyValue, defaultValue);
ASSERT_EQ(result, defaultValue);
}
TEST_F(FlagManagerTest, getValue_int64_sysprop) {
int64_t defaultValue = 30;
std::optional<int64_t> systemPropertyValue = std::make_optional(10);
int64_t result = getValue("flag_name", systemPropertyValue, defaultValue);
ASSERT_EQ(result, 10);
}
TEST_F(FlagManagerTest, getValue_int64_experiment) {
EXPECT_CALL(*mFlagManager, getServerConfigurableFlag).Times(1).WillOnce(Return("50"));
int64_t defaultValue = 30;
std::optional<int64_t> systemPropertyValue = std::nullopt;
int64_t result = getValue("flag_name", systemPropertyValue, defaultValue);
ASSERT_EQ(result, 50);
}
} // namespace
} // namespace android
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