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allwpilib/wpimath/src/test/native/cpp/controller/proto/ArmFeedforwardProtoTest.cpp
2025-11-07 23:09:21 -08:00

34 lines
1.1 KiB
C++

// Copyright (c) FIRST and other WPILib contributors.
// Open Source Software; you can modify and/or share it under the terms of
// the WPILib BSD license file in the root directory of this project.
#include <gtest/gtest.h>
#include "wpi/math/controller/ArmFeedforward.hpp"
#include "wpi/util/SmallVector.hpp"
using namespace frc;
namespace {
static constexpr auto Ks = 1.91_V;
static constexpr auto Kg = 2.29_V;
static constexpr auto Kv = 35.04_V * 1_s / 1_rad;
static constexpr auto Ka = 1.74_V * 1_s * 1_s / 1_rad;
const ArmFeedforward kExpectedData{Ks, Kg, Kv, Ka};
} // namespace
TEST(ArmFeedforwardProtoTest, Roundtrip) {
wpi::ProtobufMessage<decltype(kExpectedData)> message;
wpi::SmallVector<uint8_t, 64> buf;
ASSERT_TRUE(message.Pack(buf, kExpectedData));
auto unpacked_data = message.Unpack(buf);
ASSERT_TRUE(unpacked_data.has_value());
EXPECT_EQ(kExpectedData.GetKs().value(), unpacked_data->GetKs().value());
EXPECT_EQ(kExpectedData.GetKg().value(), unpacked_data->GetKg().value());
EXPECT_EQ(kExpectedData.GetKv().value(), unpacked_data->GetKv().value());
EXPECT_EQ(kExpectedData.GetKa().value(), unpacked_data->GetKa().value());
}