gtsam/gtsam/inference/tests/testSymbolicSequentialSolve...

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2.5 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 testSymbolicSequentialSolver.cpp
* @brief Unit tests for a symbolic IndexFactor Graph
* @author Frank Dellaert
* @date Sept 16, 2012
*/
#include <boost/assign/std/list.hpp> // for operator +=
using namespace boost::assign;
#include <CppUnitLite/TestHarness.h>
#include <gtsam/inference/SymbolicFactorGraph.h>
#include <gtsam/inference/BayesNet-inl.h>
#include <gtsam/inference/IndexFactor.h>
#include <gtsam/inference/FactorGraph.h>
#include <gtsam/inference/SymbolicSequentialSolver.h>
using namespace std;
using namespace gtsam;
static const Index vx2 = 0;
static const Index vx1 = 1;
static const Index vl1 = 2;
/* ************************************************************************* */
TEST( SymbolicSequentialSolver, SymbolicSequentialSolver )
{
// create factor graph
SymbolicFactorGraph g;
g.push_factor(vx2, vx1, vl1);
g.push_factor(vx1, vl1);
g.push_factor(vx1);
// test solver is Testable
SymbolicSequentialSolver solver(g);
// GTSAM_PRINT(solver);
EXPECT(assert_equal(solver,solver));
}
/* ************************************************************************* */
TEST( SymbolicSequentialSolver, eliminate )
{
// create expected Chordal bayes Net
SymbolicBayesNet expected;
expected.push_front(boost::make_shared<IndexConditional>(4));
expected.push_front(boost::make_shared<IndexConditional>(3,4));
expected.push_front(boost::make_shared<IndexConditional>(2,4));
expected.push_front(boost::make_shared<IndexConditional>(1,2,4));
expected.push_front(boost::make_shared<IndexConditional>(0,1,2));
// Create factor graph
SymbolicFactorGraph fg;
fg.push_factor(0, 1);
fg.push_factor(0, 2);
fg.push_factor(1, 4);
fg.push_factor(2, 4);
fg.push_factor(3, 4);
// eliminate
SymbolicSequentialSolver solver(fg);
SymbolicBayesNet::shared_ptr actual = solver.eliminate();
CHECK(assert_equal(expected,*actual));
}
/* ************************************************************************* */
int main() {
TestResult tr;
return TestRegistry::runAllTests(tr);
}
/* ************************************************************************* */