64 lines
1.9 KiB
C++
64 lines
1.9 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 testDiscretePrior.cpp
|
|
* @brief unit tests for DiscretePrior
|
|
* @author Frank dellaert
|
|
* @date December 2021
|
|
*/
|
|
|
|
#include <CppUnitLite/TestHarness.h>
|
|
#include <gtsam/discrete/DiscretePrior.h>
|
|
#include <gtsam/discrete/Signature.h>
|
|
|
|
using namespace std;
|
|
using namespace gtsam;
|
|
|
|
static const DiscreteKey X(0, 2);
|
|
|
|
/* ************************************************************************* */
|
|
TEST(DiscretePrior, constructors) {
|
|
DiscretePrior actual(X % "2/3");
|
|
EXPECT_LONGS_EQUAL(1, actual.nrFrontals());
|
|
EXPECT_LONGS_EQUAL(0, actual.nrParents());
|
|
DecisionTreeFactor f(X, "0.4 0.6");
|
|
DiscretePrior expected(f);
|
|
EXPECT(assert_equal(expected, actual, 1e-9));
|
|
}
|
|
|
|
/* ************************************************************************* */
|
|
TEST(DiscretePrior, operator) {
|
|
DiscretePrior prior(X % "2/3");
|
|
EXPECT_DOUBLES_EQUAL(prior(0), 0.4, 1e-9);
|
|
EXPECT_DOUBLES_EQUAL(prior(1), 0.6, 1e-9);
|
|
}
|
|
|
|
/* ************************************************************************* */
|
|
TEST(DiscretePrior, pmf) {
|
|
DiscretePrior prior(X % "2/3");
|
|
vector<double> expected {0.4, 0.6};
|
|
EXPECT(prior.pmf() == expected);
|
|
}
|
|
|
|
/* ************************************************************************* */
|
|
TEST(DiscretePrior, sample) {
|
|
DiscretePrior prior(X % "2/3");
|
|
prior.sample();
|
|
}
|
|
|
|
/* ************************************************************************* */
|
|
int main() {
|
|
TestResult tr;
|
|
return TestRegistry::runAllTests(tr);
|
|
}
|
|
/* ************************************************************************* */
|