gtsam/gtsam/navigation/tests/testImuBias.cpp

100 lines
3.3 KiB
C++

/* ----------------------------------------------------------------------------
* GTSAM Copyright 2010, Georgia Tech Research Corporation,
* Atlanta, Georgia 30332-0415
* All Rights Reserved
* Authors: Frank Dellaert, et al. (see THANKS for the full author list)
* See LICENSE for the license information
* -------------------------------------------------------------------------- */
/**
* @file testInertialNavFactor.cpp
* @brief Unit test for the InertialNavFactor
* @author Vadim Indelman, Stephen Williams
*/
#include <gtsam/navigation/ImuBias.h>
#include <gtsam/base/numericalDerivative.h>
#include <CppUnitLite/TestHarness.h>
using namespace std::placeholders;
using namespace std;
using namespace gtsam;
typedef imuBias::ConstantBias Bias;
Vector biasAcc1(Vector3(0.2, -0.1, 0));
Vector biasGyro1(Vector3(0.1, -0.3, -0.2));
Bias bias1(biasAcc1, biasGyro1);
Vector biasAcc2(Vector3(0.1, 0.2, 0.04));
Vector biasGyro2(Vector3(-0.002, 0.005, 0.03));
Bias bias2(biasAcc2, biasGyro2);
/* ************************************************************************* */
TEST(ImuBias, Constructor) {
// Default Constructor
Bias bias1;
// Acc + Gyro Constructor
Bias bias2(biasAcc2, biasGyro2);
// Copy Constructor
Bias bias3(bias2);
}
/* ************************************************************************* */
TEST(ImuBias, operatorSub) {
Bias biasActual = -bias1;
Bias biasExpected(-biasAcc1, -biasGyro1);
EXPECT(assert_equal(biasExpected, biasActual));
}
/* ************************************************************************* */
TEST(ImuBias, operatorAdd) {
Bias biasActual = bias2 + bias1;
Bias biasExpected(biasAcc2 + biasAcc1, biasGyro2 + biasGyro1);
EXPECT(assert_equal(biasExpected, biasActual));
}
/* ************************************************************************* */
TEST(ImuBias, operatorSubB) {
Bias biasActual = bias2 - bias1;
Bias biasExpected(biasAcc2 - biasAcc1, biasGyro2 - biasGyro1);
EXPECT(assert_equal(biasExpected, biasActual));
}
/* ************************************************************************* */
TEST(ImuBias, Correct1) {
Matrix aH1, aH2;
const Vector3 measurement(1, 2, 3);
std::function<Vector3(const Bias&, const Vector3&)> f =
std::bind(&Bias::correctAccelerometer, std::placeholders::_1,
std::placeholders::_2, nullptr, nullptr);
bias1.correctAccelerometer(measurement, aH1, aH2);
EXPECT(assert_equal(numericalDerivative21(f, bias1, measurement), aH1));
EXPECT(assert_equal(numericalDerivative22(f, bias1, measurement), aH2));
}
/* ************************************************************************* */
TEST(ImuBias, Correct2) {
Matrix aH1, aH2;
const Vector3 measurement(1, 2, 3);
std::function<Vector3(const Bias&, const Vector3&)> f =
std::bind(&Bias::correctGyroscope, std::placeholders::_1,
std::placeholders::_2, nullptr, nullptr);
bias1.correctGyroscope(measurement, aH1, aH2);
EXPECT(assert_equal(numericalDerivative21(f, bias1, measurement), aH1));
EXPECT(assert_equal(numericalDerivative22(f, bias1, measurement), aH2));
}
/* ************************************************************************* */
int main() {
TestResult tr;
return TestRegistry::runAllTests(tr);
}
/* ************************************************************************* */