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/**
* Copyright © 2020 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 "action.hpp"
#include "chassis.hpp"
#include "configuration.hpp"
#include "device.hpp"
#include "i2c_interface.hpp"
#include "i2c_write_byte_action.hpp"
#include "journal.hpp"
#include "mock_action.hpp"
#include "mock_journal.hpp"
#include "mocked_i2c_interface.hpp"
#include "pmbus_utils.hpp"
#include "pmbus_write_vout_command_action.hpp"
#include "rail.hpp"
#include "system.hpp"
#include <memory>
#include <optional>
#include <utility>
#include <vector>
#include <gmock/gmock.h>
#include <gtest/gtest.h>
using namespace phosphor::power::regulators;
using namespace phosphor::power::regulators::pmbus_utils;
using ::testing::Return;
using ::testing::Throw;
using ::testing::TypedEq;
TEST(ConfigurationTests, Constructor)
{
// Test where volts value specified
{
std::optional<double> volts{1.3};
std::vector<std::unique_ptr<Action>> actions{};
actions.push_back(std::make_unique<MockAction>());
actions.push_back(std::make_unique<MockAction>());
Configuration configuration(volts, std::move(actions));
EXPECT_EQ(configuration.getVolts().has_value(), true);
EXPECT_EQ(configuration.getVolts().value(), 1.3);
EXPECT_EQ(configuration.getActions().size(), 2);
}
// Test where volts value not specified
{
std::optional<double> volts{};
std::vector<std::unique_ptr<Action>> actions{};
actions.push_back(std::make_unique<MockAction>());
Configuration configuration(volts, std::move(actions));
EXPECT_EQ(configuration.getVolts().has_value(), false);
EXPECT_EQ(configuration.getActions().size(), 1);
}
}
// Test for execute(System&, Chassis&, Device&)
TEST(ConfigurationTests, ExecuteForDevice)
{
// Test where works: Volts value not specified
{
// Create I2CWriteByteAction with register 0x7C and value 0x0A
std::unique_ptr<I2CWriteByteAction> action =
std::make_unique<I2CWriteByteAction>(0x7C, 0x0A);
// Create mock I2CInterface. Expect action to write 0x0A to 0x7C.
std::unique_ptr<i2c::MockedI2CInterface> i2cInterface =
std::make_unique<i2c::MockedI2CInterface>();
EXPECT_CALL(*i2cInterface, isOpen).Times(1).WillOnce(Return(true));
EXPECT_CALL(*i2cInterface,
write(TypedEq<uint8_t>(0x7C), TypedEq<uint8_t>(0x0A)))
.Times(1);
// Create Configuration with no volts value specified
std::optional<double> volts{};
std::vector<std::unique_ptr<Action>> actions{};
actions.emplace_back(std::move(action));
std::unique_ptr<Configuration> configuration =
std::make_unique<Configuration>(volts, std::move(actions));
Configuration* configurationPtr = configuration.get();
// Create Device that contains Configuration
std::unique_ptr<PresenceDetection> presenceDetection{};
std::unique_ptr<Device> device = std::make_unique<Device>(
"vdd_reg", true, "/system/chassis/motherboard/reg2",
std::move(i2cInterface), std::move(presenceDetection),
std::move(configuration));
Device* devicePtr = device.get();
// Create Chassis that contains Device
std::vector<std::unique_ptr<Device>> devices{};
devices.emplace_back(std::move(device));
std::unique_ptr<Chassis> chassis =
std::make_unique<Chassis>(1, std::move(devices));
Chassis* chassisPtr = chassis.get();
// Create System that contains Chassis
std::vector<std::unique_ptr<Rule>> rules{};
std::vector<std::unique_ptr<Chassis>> chassisVec{};
chassisVec.emplace_back(std::move(chassis));
System system{std::move(rules), std::move(chassisVec)};
// Execute Configuration
journal::clear();
configurationPtr->execute(system, *chassisPtr, *devicePtr);
std::vector<std::string> expectedDebugMessages{"Configuring vdd_reg"};
EXPECT_EQ(journal::getDebugMessages(), expectedDebugMessages);
EXPECT_EQ(journal::getErrMessages().size(), 0);
}
// Test where works: Volts value specified
{
// Create PMBusWriteVoutCommandAction. Do not specify a volts value
// because it will get a value of 1.3V from the
// ActionEnvironment/Configuration. Specify a -8 exponent.
// Linear format volts value = (1.3 / 2^(-8)) = 332.8 = 333 = 0x014D.
std::optional<double> volts{};
std::unique_ptr<PMBusWriteVoutCommandAction> action =
std::make_unique<PMBusWriteVoutCommandAction>(
volts, pmbus_utils::VoutDataFormat::linear, -8, false);
// Create mock I2CInterface. Expect action to write 0x014D to
// VOUT_COMMAND (command/register 0x21).
std::unique_ptr<i2c::MockedI2CInterface> i2cInterface =
std::make_unique<i2c::MockedI2CInterface>();
EXPECT_CALL(*i2cInterface, isOpen).Times(1).WillOnce(Return(true));
EXPECT_CALL(*i2cInterface,
write(TypedEq<uint8_t>(0x21), TypedEq<uint16_t>(0x014D)))
.Times(1);
// Create Configuration with volts value 1.3V
std::vector<std::unique_ptr<Action>> actions{};
actions.emplace_back(std::move(action));
std::unique_ptr<Configuration> configuration =
std::make_unique<Configuration>(1.3, std::move(actions));
Configuration* configurationPtr = configuration.get();
// Create Device that contains Configuration
std::unique_ptr<PresenceDetection> presenceDetection{};
std::unique_ptr<Device> device = std::make_unique<Device>(
"vdd_reg", true, "/system/chassis/motherboard/reg2",
std::move(i2cInterface), std::move(presenceDetection),
std::move(configuration));
Device* devicePtr = device.get();
// Create Chassis that contains Device
std::vector<std::unique_ptr<Device>> devices{};
devices.emplace_back(std::move(device));
std::unique_ptr<Chassis> chassis =
std::make_unique<Chassis>(1, std::move(devices));
Chassis* chassisPtr = chassis.get();
// Create System that contains Chassis
std::vector<std::unique_ptr<Rule>> rules{};
std::vector<std::unique_ptr<Chassis>> chassisVec{};
chassisVec.emplace_back(std::move(chassis));
System system{std::move(rules), std::move(chassisVec)};
// Execute Configuration
journal::clear();
configurationPtr->execute(system, *chassisPtr, *devicePtr);
std::vector<std::string> expectedDebugMessages{
"Configuring vdd_reg: volts=1.300000"};
EXPECT_EQ(journal::getDebugMessages(), expectedDebugMessages);
EXPECT_EQ(journal::getErrMessages().size(), 0);
}
// Test where fails
{
// Create I2CWriteByteAction with register 0x7C and value 0x0A
std::unique_ptr<I2CWriteByteAction> action =
std::make_unique<I2CWriteByteAction>(0x7C, 0x0A);
// Create mock I2CInterface. write() throws an I2CException.
std::unique_ptr<i2c::MockedI2CInterface> i2cInterface =
std::make_unique<i2c::MockedI2CInterface>();
EXPECT_CALL(*i2cInterface, isOpen).Times(1).WillOnce(Return(true));
EXPECT_CALL(*i2cInterface,
write(TypedEq<uint8_t>(0x7C), TypedEq<uint8_t>(0x0A)))
.Times(1)
.WillOnce(Throw(
i2c::I2CException{"Failed to write byte", "/dev/i2c-1", 0x70}));
// Create Configuration with no volts value specified
std::optional<double> volts{};
std::vector<std::unique_ptr<Action>> actions{};
actions.emplace_back(std::move(action));
std::unique_ptr<Configuration> configuration =
std::make_unique<Configuration>(volts, std::move(actions));
Configuration* configurationPtr = configuration.get();
// Create Device that contains Configuration
std::unique_ptr<PresenceDetection> presenceDetection{};
std::unique_ptr<Device> device = std::make_unique<Device>(
"vdd_reg", true, "/system/chassis/motherboard/reg2",
std::move(i2cInterface), std::move(presenceDetection),
std::move(configuration));
Device* devicePtr = device.get();
// Create Chassis that contains Device
std::vector<std::unique_ptr<Device>> devices{};
devices.emplace_back(std::move(device));
std::unique_ptr<Chassis> chassis =
std::make_unique<Chassis>(1, std::move(devices));
Chassis* chassisPtr = chassis.get();
// Create System that contains Chassis
std::vector<std::unique_ptr<Rule>> rules{};
std::vector<std::unique_ptr<Chassis>> chassisVec{};
chassisVec.emplace_back(std::move(chassis));
System system{std::move(rules), std::move(chassisVec)};
// Execute Configuration
journal::clear();
configurationPtr->execute(system, *chassisPtr, *devicePtr);
std::vector<std::string> expectedDebugMessages{"Configuring vdd_reg"};
EXPECT_EQ(journal::getDebugMessages(), expectedDebugMessages);
std::vector<std::string> expectedErrMessages{
"I2CException: Failed to write byte: bus /dev/i2c-1, addr 0x70",
"ActionError: i2c_write_byte: { register: 0x7C, value: 0xA, mask: "
"0xFF }",
"Unable to configure vdd_reg"};
EXPECT_EQ(journal::getErrMessages(), expectedErrMessages);
}
}
// Test for execute(System&, Chassis&, Device&, Rail&)
TEST(ConfigurationTests, ExecuteForRail)
{
// Test where works: Volts value not specified
{
// Create I2CWriteByteAction with register 0x7C and value 0x0A
std::unique_ptr<I2CWriteByteAction> action =
std::make_unique<I2CWriteByteAction>(0x7C, 0x0A);
// Create mock I2CInterface. Expect action to write 0x0A to 0x7C.
std::unique_ptr<i2c::MockedI2CInterface> i2cInterface =
std::make_unique<i2c::MockedI2CInterface>();
EXPECT_CALL(*i2cInterface, isOpen).Times(1).WillOnce(Return(true));
EXPECT_CALL(*i2cInterface,
write(TypedEq<uint8_t>(0x7C), TypedEq<uint8_t>(0x0A)))
.Times(1);
// Create Configuration with no volts value specified
std::optional<double> volts{};
std::vector<std::unique_ptr<Action>> actions{};
actions.emplace_back(std::move(action));
std::unique_ptr<Configuration> configuration =
std::make_unique<Configuration>(volts, std::move(actions));
Configuration* configurationPtr = configuration.get();
// Create Rail that contains Configuration
std::unique_ptr<Rail> rail =
std::make_unique<Rail>("vio2", std::move(configuration));
Rail* railPtr = rail.get();
// Create Device that contains Rail
std::unique_ptr<PresenceDetection> presenceDetection{};
std::unique_ptr<Configuration> deviceConfiguration{};
std::vector<std::unique_ptr<Rail>> rails{};
rails.emplace_back(std::move(rail));
std::unique_ptr<Device> device = std::make_unique<Device>(
"reg1", true, "/system/chassis/motherboard/reg1",
std::move(i2cInterface), std::move(presenceDetection),
std::move(deviceConfiguration), std::move(rails));
Device* devicePtr = device.get();
// Create Chassis that contains Device
std::vector<std::unique_ptr<Device>> devices{};
devices.emplace_back(std::move(device));
std::unique_ptr<Chassis> chassis =
std::make_unique<Chassis>(1, std::move(devices));
Chassis* chassisPtr = chassis.get();
// Create System that contains Chassis
std::vector<std::unique_ptr<Rule>> rules{};
std::vector<std::unique_ptr<Chassis>> chassisVec{};
chassisVec.emplace_back(std::move(chassis));
System system{std::move(rules), std::move(chassisVec)};
// Execute Configuration
journal::clear();
configurationPtr->execute(system, *chassisPtr, *devicePtr, *railPtr);
std::vector<std::string> expectedDebugMessages{"Configuring vio2"};
EXPECT_EQ(journal::getDebugMessages(), expectedDebugMessages);
EXPECT_EQ(journal::getErrMessages().size(), 0);
}
// Test where works: Volts value specified
{
// Create PMBusWriteVoutCommandAction. Do not specify a volts value
// because it will get a value of 1.3V from the
// ActionEnvironment/Configuration. Specify a -8 exponent.
// Linear format volts value = (1.3 / 2^(-8)) = 332.8 = 333 = 0x014D.
std::optional<double> volts{};
std::unique_ptr<PMBusWriteVoutCommandAction> action =
std::make_unique<PMBusWriteVoutCommandAction>(
volts, pmbus_utils::VoutDataFormat::linear, -8, false);
// Create mock I2CInterface. Expect action to write 0x014D to
// VOUT_COMMAND (command/register 0x21).
std::unique_ptr<i2c::MockedI2CInterface> i2cInterface =
std::make_unique<i2c::MockedI2CInterface>();
EXPECT_CALL(*i2cInterface, isOpen).Times(1).WillOnce(Return(true));
EXPECT_CALL(*i2cInterface,
write(TypedEq<uint8_t>(0x21), TypedEq<uint16_t>(0x014D)))
.Times(1);
// Create Configuration with volts value 1.3V
std::vector<std::unique_ptr<Action>> actions{};
actions.emplace_back(std::move(action));
std::unique_ptr<Configuration> configuration =
std::make_unique<Configuration>(1.3, std::move(actions));
Configuration* configurationPtr = configuration.get();
// Create Rail that contains Configuration
std::unique_ptr<Rail> rail =
std::make_unique<Rail>("vio2", std::move(configuration));
Rail* railPtr = rail.get();
// Create Device that contains Rail
std::unique_ptr<PresenceDetection> presenceDetection{};
std::unique_ptr<Configuration> deviceConfiguration{};
std::vector<std::unique_ptr<Rail>> rails{};
rails.emplace_back(std::move(rail));
std::unique_ptr<Device> device = std::make_unique<Device>(
"reg1", true, "/system/chassis/motherboard/reg1",
std::move(i2cInterface), std::move(presenceDetection),
std::move(deviceConfiguration), std::move(rails));
Device* devicePtr = device.get();
// Create Chassis that contains Device
std::vector<std::unique_ptr<Device>> devices{};
devices.emplace_back(std::move(device));
std::unique_ptr<Chassis> chassis =
std::make_unique<Chassis>(1, std::move(devices));
Chassis* chassisPtr = chassis.get();
// Create System that contains Chassis
std::vector<std::unique_ptr<Rule>> rules{};
std::vector<std::unique_ptr<Chassis>> chassisVec{};
chassisVec.emplace_back(std::move(chassis));
System system{std::move(rules), std::move(chassisVec)};
// Execute Configuration
journal::clear();
configurationPtr->execute(system, *chassisPtr, *devicePtr, *railPtr);
std::vector<std::string> expectedDebugMessages{
"Configuring vio2: volts=1.300000"};
EXPECT_EQ(journal::getDebugMessages(), expectedDebugMessages);
EXPECT_EQ(journal::getErrMessages().size(), 0);
}
// Test where fails
{
// Create I2CWriteByteAction with register 0x7C and value 0x0A
std::unique_ptr<I2CWriteByteAction> action =
std::make_unique<I2CWriteByteAction>(0x7C, 0x0A);
// Create mock I2CInterface. write() throws an I2CException.
std::unique_ptr<i2c::MockedI2CInterface> i2cInterface =
std::make_unique<i2c::MockedI2CInterface>();
EXPECT_CALL(*i2cInterface, isOpen).Times(1).WillOnce(Return(true));
EXPECT_CALL(*i2cInterface,
write(TypedEq<uint8_t>(0x7C), TypedEq<uint8_t>(0x0A)))
.Times(1)
.WillOnce(Throw(
i2c::I2CException{"Failed to write byte", "/dev/i2c-1", 0x70}));
// Create Configuration with no volts value specified
std::optional<double> volts{};
std::vector<std::unique_ptr<Action>> actions{};
actions.emplace_back(std::move(action));
std::unique_ptr<Configuration> configuration =
std::make_unique<Configuration>(volts, std::move(actions));
Configuration* configurationPtr = configuration.get();
// Create Rail that contains Configuration
std::unique_ptr<Rail> rail =
std::make_unique<Rail>("vio2", std::move(configuration));
Rail* railPtr = rail.get();
// Create Device that contains Rail
std::unique_ptr<PresenceDetection> presenceDetection{};
std::unique_ptr<Configuration> deviceConfiguration{};
std::vector<std::unique_ptr<Rail>> rails{};
rails.emplace_back(std::move(rail));
std::unique_ptr<Device> device = std::make_unique<Device>(
"reg1", true, "/system/chassis/motherboard/reg1",
std::move(i2cInterface), std::move(presenceDetection),
std::move(deviceConfiguration), std::move(rails));
Device* devicePtr = device.get();
// Create Chassis that contains Device
std::vector<std::unique_ptr<Device>> devices{};
devices.emplace_back(std::move(device));
std::unique_ptr<Chassis> chassis =
std::make_unique<Chassis>(1, std::move(devices));
Chassis* chassisPtr = chassis.get();
// Create System that contains Chassis
std::vector<std::unique_ptr<Rule>> rules{};
std::vector<std::unique_ptr<Chassis>> chassisVec{};
chassisVec.emplace_back(std::move(chassis));
System system{std::move(rules), std::move(chassisVec)};
// Execute Configuration
journal::clear();
configurationPtr->execute(system, *chassisPtr, *devicePtr, *railPtr);
std::vector<std::string> expectedDebugMessages{"Configuring vio2"};
EXPECT_EQ(journal::getDebugMessages(), expectedDebugMessages);
std::vector<std::string> expectedErrMessages{
"I2CException: Failed to write byte: bus /dev/i2c-1, addr 0x70",
"ActionError: i2c_write_byte: { register: 0x7C, value: 0xA, mask: "
"0xFF }",
"Unable to configure vio2"};
EXPECT_EQ(journal::getErrMessages(), expectedErrMessages);
}
}
TEST(ConfigurationTests, GetActions)
{
std::optional<double> volts{1.3};
std::vector<std::unique_ptr<Action>> actions{};
MockAction* action1 = new MockAction{};
actions.push_back(std::unique_ptr<MockAction>{action1});
MockAction* action2 = new MockAction{};
actions.push_back(std::unique_ptr<MockAction>{action2});
Configuration configuration(volts, std::move(actions));
EXPECT_EQ(configuration.getActions().size(), 2);
EXPECT_EQ(configuration.getActions()[0].get(), action1);
EXPECT_EQ(configuration.getActions()[1].get(), action2);
}
TEST(ConfigurationTests, GetVolts)
{
// Test where volts value specified
{
std::optional<double> volts{3.2};
std::vector<std::unique_ptr<Action>> actions{};
actions.push_back(std::make_unique<MockAction>());
Configuration configuration(volts, std::move(actions));
EXPECT_EQ(configuration.getVolts().has_value(), true);
EXPECT_EQ(configuration.getVolts().value(), 3.2);
}
// Test where volts value not specified
{
std::optional<double> volts{};
std::vector<std::unique_ptr<Action>> actions{};
actions.push_back(std::make_unique<MockAction>());
Configuration configuration(volts, std::move(actions));
EXPECT_EQ(configuration.getVolts().has_value(), false);
}
}