gtsam/cpp/testNoiseModel.cpp

56 lines
1.6 KiB
C++

/*
* testNoiseModel.cpp
*
* Created on: Jan 13, 2010
* Author: Richard Roberts
* Author: Frank Dellaert
*/
#include <CppUnitLite/TestHarness.h>
#include <boost/shared_ptr.hpp>
#include <iostream>
#include "NoiseModel.h"
using namespace std;
using namespace gtsam;
/* ************************************************************************* */
TEST(NoiseModel, constructors)
{
double sigma = 2, var = sigma*sigma;
Vector whitened = Vector_(3,5.0,10.0,15.0);
Vector unwhitened = Vector_(3,10.0,20.0,30.0);
// Construct noise models
Sigma m1(sigma);
Variance m2(var);
Sigmas m3(Vector_(3, sigma, sigma, sigma));
Variances m4(Vector_(3, var, var, var));
FullCovariance m5(Matrix_(3, 3,
var, 0.0, 0.0,
0.0, var, 0.0,
0.0, 0.0, var));
// test whiten
CHECK(assert_equal(whitened,m1.whiten(unwhitened)));
CHECK(assert_equal(whitened,m2.whiten(unwhitened)));
CHECK(assert_equal(whitened,m3.whiten(unwhitened)));
CHECK(assert_equal(whitened,m4.whiten(unwhitened)));
CHECK(assert_equal(whitened,m5.whiten(unwhitened)));
// test unwhiten
CHECK(assert_equal(unwhitened,m1.unwhiten(whitened)));
CHECK(assert_equal(unwhitened,m2.unwhiten(whitened)));
CHECK(assert_equal(unwhitened,m3.unwhiten(whitened)));
CHECK(assert_equal(unwhitened,m4.unwhiten(whitened)));
CHECK(assert_equal(unwhitened,m5.unwhiten(whitened)));
}
/* ************************************************************************* */
int main() {
TestResult tr;
return TestRegistry::runAllTests(tr);
}
/* ************************************************************************* */