/*
* Copyright 2013 JBoss Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.optaplanner.core.impl.score.buildin.bendable;
import org.junit.Test;
import org.optaplanner.core.api.score.buildin.bendable.BendableScore;
import org.optaplanner.core.config.score.trend.InitializingScoreTrendLevel;
import org.optaplanner.core.impl.score.trend.InitializingScoreTrend;
import static org.junit.Assert.assertEquals;
public class BendableScoreDefinitionTest {
@Test
public void getLevelsSize() {
assertEquals(2, new BendableScoreDefinition(1, 1).getLevelsSize());
assertEquals(7, new BendableScoreDefinition(3, 4).getLevelsSize());
assertEquals(7, new BendableScoreDefinition(4, 3).getLevelsSize());
assertEquals(5, new BendableScoreDefinition(0, 5).getLevelsSize());
assertEquals(5, new BendableScoreDefinition(5, 0).getLevelsSize());
}
@Test
public void getFeasibleLevelsSize() {
assertEquals(1, new BendableScoreDefinition(1, 1).getFeasibleLevelsSize());
assertEquals(3, new BendableScoreDefinition(3, 4).getFeasibleLevelsSize());
assertEquals(4, new BendableScoreDefinition(4, 3).getFeasibleLevelsSize());
assertEquals(0, new BendableScoreDefinition(0, 5).getFeasibleLevelsSize());
assertEquals(5, new BendableScoreDefinition(5, 0).getFeasibleLevelsSize());
}
@Test(expected = IllegalArgumentException.class)
public void createScoreWithIllegalArgument() {
BendableScoreDefinition bendableScoreDefinition = new BendableScoreDefinition(2, 3);
bendableScoreDefinition.createScore(1, 2, 3);
}
@Test
public void createScore() {
int hardLevelSize = 3;
int softLevelSize = 2;
int levelSize = hardLevelSize + softLevelSize;
int[] scores = new int [levelSize];
for (int i = 0; i < levelSize; i++) {
scores[i] = i;
}
BendableScoreDefinition bendableScoreDefinition = new BendableScoreDefinition(hardLevelSize, softLevelSize);
BendableScore bendableScore = bendableScoreDefinition.createScore(scores);
assertEquals(hardLevelSize, bendableScore.getHardLevelsSize());
assertEquals(softLevelSize, bendableScore.getSoftLevelsSize());
for (int i = 0; i < levelSize; i++) {
if (i < hardLevelSize) {
assertEquals(scores[i], bendableScore.getHardScore(i));
} else {
assertEquals(scores[i], bendableScore.getSoftScore(i - hardLevelSize));
}
}
}
@Test
public void buildOptimisticBoundOnlyUp() {
BendableScoreDefinition scoreDefinition = new BendableScoreDefinition(2, 3);
BendableScore optimisticBound = scoreDefinition.buildOptimisticBound(
InitializingScoreTrend.buildUniformTrend(InitializingScoreTrendLevel.ONLY_UP, 5),
scoreDefinition.createScore(-1, -2, -3, -4, -5));
assertEquals(Integer.MAX_VALUE, optimisticBound.getHardScore(0));
assertEquals(Integer.MAX_VALUE, optimisticBound.getHardScore(1));
assertEquals(Integer.MAX_VALUE, optimisticBound.getSoftScore(0));
assertEquals(Integer.MAX_VALUE, optimisticBound.getSoftScore(1));
assertEquals(Integer.MAX_VALUE, optimisticBound.getSoftScore(2));
}
@Test
public void buildOptimisticBoundOnlyDown() {
BendableScoreDefinition scoreDefinition = new BendableScoreDefinition(2, 3);
BendableScore optimisticBound = scoreDefinition.buildOptimisticBound(
InitializingScoreTrend.buildUniformTrend(InitializingScoreTrendLevel.ONLY_DOWN, 5),
scoreDefinition.createScore(-1, -2, -3, -4, -5));
assertEquals(-1, optimisticBound.getHardScore(0));
assertEquals(-2, optimisticBound.getHardScore(1));
assertEquals(-3, optimisticBound.getSoftScore(0));
assertEquals(-4, optimisticBound.getSoftScore(1));
assertEquals(-5, optimisticBound.getSoftScore(2));
}
@Test
public void buildPessimisticBoundOnlyUp() {
BendableScoreDefinition scoreDefinition = new BendableScoreDefinition(2, 3);
BendableScore pessimisticBound = scoreDefinition.buildPessimisticBound(
InitializingScoreTrend.buildUniformTrend(InitializingScoreTrendLevel.ONLY_UP, 5),
scoreDefinition.createScore(-1, -2, -3, -4, -5));
assertEquals(-1, pessimisticBound.getHardScore(0));
assertEquals(-2, pessimisticBound.getHardScore(1));
assertEquals(-3, pessimisticBound.getSoftScore(0));
assertEquals(-4, pessimisticBound.getSoftScore(1));
assertEquals(-5, pessimisticBound.getSoftScore(2));
}
@Test
public void buildPessimisticBoundOnlyDown() {
BendableScoreDefinition scoreDefinition = new BendableScoreDefinition(2, 3);
BendableScore pessimisticBound = scoreDefinition.buildPessimisticBound(
InitializingScoreTrend.buildUniformTrend(InitializingScoreTrendLevel.ONLY_DOWN, 5),
scoreDefinition.createScore(-1, -2, -3, -4, -5));
assertEquals(Integer.MIN_VALUE, pessimisticBound.getHardScore(0));
assertEquals(Integer.MIN_VALUE, pessimisticBound.getHardScore(1));
assertEquals(Integer.MIN_VALUE, pessimisticBound.getSoftScore(0));
assertEquals(Integer.MIN_VALUE, pessimisticBound.getSoftScore(1));
assertEquals(Integer.MIN_VALUE, pessimisticBound.getSoftScore(2));
}
}