/* ----------------------------------------------------------------------------

 * 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 testOrdering.cpp
 * @author Alex Cunningham
 */

#include <boost/assign/std/list.hpp> // for operator +=
using namespace boost::assign;

#include <gtsam/CppUnitLite/TestHarness.h>

// Magically turn strings into Symbols
#define GTSAM_MAGIC_KEY

#include <gtsam/inference/Ordering.h>

using namespace std;
using namespace gtsam;

/* ************************************************************************* */
TEST ( Ordering, subtract )
{
	Ordering init, delta;
	init += "a", "b", "c", "d", "e";
	CHECK(assert_equal(init.subtract(delta), init));

	delta += "b";
	Ordering expected1;
	expected1 += "a", "c", "d", "e";
	CHECK(assert_equal(init.subtract(delta), expected1));

	delta += "e";
	Ordering expected2;
	expected2 += "a", "c", "d";
	CHECK(assert_equal(init.subtract(delta), expected2));
}

/* ************************************************************************* */
int main() {
	TestResult tr;
	return TestRegistry::runAllTests(tr);
}
/* ************************************************************************* */