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/**
* Copyright © 2024 IBM Corporation
*
* 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 "rail.hpp"
#include <cstdint>
#include <optional>
#include <string>
#include <gtest/gtest.h>
using namespace phosphor::power::sequencer;
TEST(GPIOTests, Initialization)
{
// Default initialization
{
GPIO gpio;
EXPECT_EQ(gpio.line, 0);
EXPECT_FALSE(gpio.activeLow);
}
// Explicit initialization
{
GPIO gpio{48, true};
EXPECT_EQ(gpio.line, 48);
EXPECT_TRUE(gpio.activeLow);
}
}
TEST(RailTests, Constructor)
{
// Test where succeeds: No optional parameters have values
{
std::string name{"VDD1"};
std::optional<std::string> presence{};
std::optional<uint8_t> page{};
bool checkStatusVout{false};
bool compareVoltageToLimits{false};
std::optional<GPIO> gpio{};
Rail rail{name, presence, page, checkStatusVout, compareVoltageToLimits,
gpio};
EXPECT_EQ(rail.getName(), "VDD1");
EXPECT_FALSE(rail.getPresence().has_value());
EXPECT_FALSE(rail.getPage().has_value());
EXPECT_FALSE(rail.getCheckStatusVout());
EXPECT_FALSE(rail.getCompareVoltageToLimits());
EXPECT_FALSE(rail.getGPIO().has_value());
}
// Test where succeeds: All optional parameters have values
{
std::string name{"VCS_CPU1"};
std::optional<std::string> presence{
"/xyz/openbmc_project/inventory/system/chassis/motherboard/cpu1"};
std::optional<uint8_t> page{11};
bool checkStatusVout{true};
bool compareVoltageToLimits{true};
std::optional<GPIO> gpio{GPIO(60, true)};
Rail rail{name, presence, page, checkStatusVout, compareVoltageToLimits,
gpio};
EXPECT_EQ(rail.getName(), "VCS_CPU1");
EXPECT_TRUE(rail.getPresence().has_value());
EXPECT_EQ(
rail.getPresence().value(),
"/xyz/openbmc_project/inventory/system/chassis/motherboard/cpu1");
EXPECT_TRUE(rail.getPage().has_value());
EXPECT_EQ(rail.getPage().value(), 11);
EXPECT_TRUE(rail.getCheckStatusVout());
EXPECT_TRUE(rail.getCompareVoltageToLimits());
EXPECT_TRUE(rail.getGPIO().has_value());
EXPECT_EQ(rail.getGPIO().value().line, 60);
EXPECT_TRUE(rail.getGPIO().value().activeLow);
}
// Test where fails: checkStatusVout is true and page has no value
{
std::string name{"VDD1"};
std::optional<std::string> presence{};
std::optional<uint8_t> page{};
bool checkStatusVout{true};
bool compareVoltageToLimits{false};
std::optional<GPIO> gpio{};
EXPECT_THROW((Rail{name, presence, page, checkStatusVout,
compareVoltageToLimits, gpio}),
std::invalid_argument);
}
// Test where fails: compareVoltageToLimits is true and page has no value
{
std::string name{"VDD1"};
std::optional<std::string> presence{};
std::optional<uint8_t> page{};
bool checkStatusVout{false};
bool compareVoltageToLimits{true};
std::optional<GPIO> gpio{};
EXPECT_THROW((Rail{name, presence, page, checkStatusVout,
compareVoltageToLimits, gpio}),
std::invalid_argument);
}
}
TEST(RailTests, GetName)
{
std::string name{"VDD2"};
std::optional<std::string> presence{};
std::optional<uint8_t> page{};
bool checkStatusVout{false};
bool compareVoltageToLimits{false};
std::optional<GPIO> gpio{};
Rail rail{name, presence, page, checkStatusVout, compareVoltageToLimits,
gpio};
EXPECT_EQ(rail.getName(), "VDD2");
}
TEST(RailTests, GetPresence)
{
std::string name{"VDDR2"};
std::optional<uint8_t> page{};
bool checkStatusVout{false};
bool compareVoltageToLimits{false};
std::optional<GPIO> gpio{};
// Test where presence has no value
{
std::optional<std::string> presence{};
Rail rail{name, presence, page, checkStatusVout, compareVoltageToLimits,
gpio};
EXPECT_FALSE(rail.getPresence().has_value());
}
// Test where presence has a value
{
std::optional<std::string> presence{
"/xyz/openbmc_project/inventory/system/chassis/motherboard/dimm2"};
Rail rail{name, presence, page, checkStatusVout, compareVoltageToLimits,
gpio};
EXPECT_TRUE(rail.getPresence().has_value());
EXPECT_EQ(
rail.getPresence().value(),
"/xyz/openbmc_project/inventory/system/chassis/motherboard/dimm2");
}
}
TEST(RailTests, GetPage)
{
std::string name{"VDD2"};
std::optional<std::string> presence{};
bool checkStatusVout{false};
bool compareVoltageToLimits{false};
std::optional<GPIO> gpio{};
// Test where page has no value
{
std::optional<uint8_t> page{};
Rail rail{name, presence, page, checkStatusVout, compareVoltageToLimits,
gpio};
EXPECT_FALSE(rail.getPage().has_value());
}
// Test where page has a value
{
std::optional<uint8_t> page{7};
Rail rail{name, presence, page, checkStatusVout, compareVoltageToLimits,
gpio};
EXPECT_TRUE(rail.getPage().has_value());
EXPECT_EQ(rail.getPage().value(), 7);
}
}
TEST(RailTests, GetCheckStatusVout)
{
std::string name{"VDD2"};
std::optional<std::string> presence{};
std::optional<uint8_t> page{};
bool checkStatusVout{false};
bool compareVoltageToLimits{false};
std::optional<GPIO> gpio{};
Rail rail{name, presence, page, checkStatusVout, compareVoltageToLimits,
gpio};
EXPECT_FALSE(rail.getCheckStatusVout());
}
TEST(RailTests, GetCompareVoltageToLimits)
{
std::string name{"VDD2"};
std::optional<std::string> presence{};
std::optional<uint8_t> page{13};
bool checkStatusVout{false};
bool compareVoltageToLimits{true};
std::optional<GPIO> gpio{};
Rail rail{name, presence, page, checkStatusVout, compareVoltageToLimits,
gpio};
EXPECT_TRUE(rail.getCompareVoltageToLimits());
}
TEST(RailTests, GetGPIO)
{
std::string name{"VDD2"};
std::optional<std::string> presence{};
std::optional<uint8_t> page{};
bool checkStatusVout{false};
bool compareVoltageToLimits{false};
// Test where gpio has no value
{
std::optional<GPIO> gpio{};
Rail rail{name, presence, page, checkStatusVout, compareVoltageToLimits,
gpio};
EXPECT_FALSE(rail.getGPIO().has_value());
}
// Test where gpio has a value
{
std::optional<GPIO> gpio{GPIO(12, false)};
Rail rail{name, presence, page, checkStatusVout, compareVoltageToLimits,
gpio};
EXPECT_TRUE(rail.getGPIO().has_value());
EXPECT_EQ(rail.getGPIO().value().line, 12);
EXPECT_FALSE(rail.getGPIO().value().activeLow);
}
}