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/**
* Copyright (C) 2018, 2021, 2024, 2025 Adrien Hopkins
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* 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 Affero 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, see <https://www.gnu.org/licenses/>.
*/
package sevenUnits.utils;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static sevenUnits.unit.Metric.Dimensions.AREA;
import static sevenUnits.unit.Metric.Dimensions.ENERGY;
import static sevenUnits.unit.Metric.Dimensions.LENGTH;
import static sevenUnits.unit.Metric.Dimensions.MASS;
import static sevenUnits.unit.Metric.Dimensions.MASS_DENSITY;
import static sevenUnits.unit.Metric.Dimensions.QUANTITY;
import static sevenUnits.unit.Metric.Dimensions.TIME;
import static sevenUnits.unit.Metric.Dimensions.VOLUME;
import org.junit.jupiter.api.Test;
import sevenUnits.unit.Metric;
/**
* Tests for {@link ObjectProduct} using BaseDimension as a test object. This is
* NOT part of this program's public API.
*
* @author Adrien Hopkins
* @since 2018-12-12
* @since v0.1.0
*/
class ObjectProductTest {
/**
* Tests {@link UnitDimension#equals}
*
* @since 2018-12-12
* @since v0.1.0
*/
@Test
public void testEquals() {
assertEquals(LENGTH, LENGTH);
assertFalse(LENGTH.equals(QUANTITY));
}
/**
* Tests {@code UnitDimension}'s exponentiation
*
* @since 2019-01-15
* @since v0.1.0
*/
@Test
public void testExponents() {
assertEquals(1, LENGTH.getExponent(Metric.BaseDimensions.LENGTH));
assertEquals(3, VOLUME.getExponent(Metric.BaseDimensions.LENGTH));
}
/**
* Tests {@code UnitDimension}'s multiplication and division.
*
* @since 2018-12-12
* @since v0.1.0
*/
@Test
public void testMultiplicationAndDivision() {
assertEquals(AREA, LENGTH.times(LENGTH));
assertEquals(MASS_DENSITY, MASS.dividedBy(VOLUME));
assertEquals(ENERGY, AREA.times(MASS).dividedBy(TIME).dividedBy(TIME));
assertEquals(LENGTH, LENGTH.times(TIME).dividedBy(TIME));
}
}
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