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/*
* SonarQube, open source software quality management tool.
* Copyright (C) 2008-2014 SonarSource
* mailto:contact AT sonarsource DOT com
*
* SonarQube is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* SonarQube 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.batch.debt;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import static org.fest.assertions.Assertions.assertThat;
public class SqaleRatingGridTest {
private SqaleRatingGrid ratingGrid;
@Rule
public ExpectedException throwable = ExpectedException.none();
@Before
public void setUp() {
double[] gridValues = new double[] {0.1, 0.2, 0.5, 1};
ratingGrid = new SqaleRatingGrid(gridValues);
}
@Test
public void return_grade_lower_bound() throws Exception {
assertThat(ratingGrid.getGradeLowerBound(SqaleRatingGrid.SqaleRating.A)).isEqualTo(0);
assertThat(ratingGrid.getGradeLowerBound(SqaleRatingGrid.SqaleRating.B)).isEqualTo(0.1);
assertThat(ratingGrid.getGradeLowerBound(SqaleRatingGrid.SqaleRating.C)).isEqualTo(0.2);
assertThat(ratingGrid.getGradeLowerBound(SqaleRatingGrid.SqaleRating.D)).isEqualTo(0.5);
assertThat(ratingGrid.getGradeLowerBound(SqaleRatingGrid.SqaleRating.E)).isEqualTo(1);
}
@Test
public void return_rating_matching_density() throws Exception {
assertThat(ratingGrid.getRatingForDensity(0)).isEqualTo(1);
assertThat(ratingGrid.getRatingForDensity(0.05)).isEqualTo(1);
assertThat(ratingGrid.getRatingForDensity(0.1)).isEqualTo(2);
assertThat(ratingGrid.getRatingForDensity(0.15)).isEqualTo(2);
assertThat(ratingGrid.getRatingForDensity(0.2)).isEqualTo(3);
assertThat(ratingGrid.getRatingForDensity(0.25)).isEqualTo(3);
assertThat(ratingGrid.getRatingForDensity(0.5)).isEqualTo(4);
assertThat(ratingGrid.getRatingForDensity(0.65)).isEqualTo(4);
assertThat(ratingGrid.getRatingForDensity(1)).isEqualTo(5);
assertThat(ratingGrid.getRatingForDensity(1.01)).isEqualTo(5);
}
@Test
public void fail_on_invalid_density() throws Exception {
throwable.expect(RuntimeException.class);
ratingGrid.getRatingForDensity(-1);
}
}
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