opencog-atomspace / tests / atoms / value / ValueUTest.cxxtest

/*
 * tests/atoms/value/ValueUTest.cxxtest
 *
 * Copyright (C) 2019 OpenCog Foundation
 * All Rights Reserved
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License v3 as
 * published by the Free Software Foundation and including the exceptions
 * at http://opencog.org/wiki/Licenses
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program; if not, write to:
 * Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#include <opencog/atoms/value/Value.h>
#include <opencog/atoms/value/FloatValue.h>
#include <opencog/atoms/value/LinkValue.h>

using namespace opencog;

class ValueUTest : public CxxTest::TestSuite
{
public:

	void test_create_value()
	{
		FloatValuePtr float_value = createValue<FloatValue>(4.2);

		std::vector<double> value = float_value->value();
		TS_ASSERT_EQUALS(1, value.size());
		TS_ASSERT_DELTA(4.2, value[0], 0.01);
	}

	void test_cast_from_value()
	{
		ValuePtr value = createValue<FloatValue>(4.2);

		FloatValuePtr float_value = FloatValueCast(value);

		TS_ASSERT_EQUALS(value.get(), float_value.get());
	}

	void test_cast_from_const_value()
	{
		FloatValuePtr float_value;

		ValuePtr value = ValueCast(float_value = createFloatValue(4.2));

		TS_ASSERT_EQUALS(value.get(), float_value.get());
	}

	void test_vast_from_value()
	{
		ValuePtr float_value = createValue<FloatValue>(4.2);
		LinkValuePtr link_value = createValue<LinkValue>(
			std::vector<ValuePtr>({ float_value })
		);

		TS_ASSERT_EQUALS(link_value->value(),
				std::vector<ValuePtr>({ float_value }));
	}

};