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/*
* SonarQube, open source software quality management tool.
* Copyright (C) 2008-2013 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.graph;
import org.junit.Test;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.greaterThan;
import static org.hamcrest.Matchers.is;
public class FeedbackEdgeTest {
@Test
public void testWeights() {
FeedbackEdge fEdge = mockFeedbackEdge(14, 2);
assertThat(fEdge.getWeight(), is(14));
assertThat(fEdge.getRelativeWeight(), is(7.0));
assertThat(fEdge.getOccurences(), is(2));
}
@Test
public void testCompareTo() {
FeedbackEdge feedbackEdge1;
FeedbackEdge feedbackEdge2;
FeedbackEdge feedbackEdge3;
feedbackEdge1 = mockFeedbackEdge(14, 2);
feedbackEdge2 = mockFeedbackEdge(10, 2);
assertThat(feedbackEdge1.compareTo(feedbackEdge2), is(1));
feedbackEdge1 = mockFeedbackEdge(10, 2);
feedbackEdge2 = mockFeedbackEdge(14, 2);
assertThat(feedbackEdge1.compareTo(feedbackEdge2), is(-1));
feedbackEdge1 = mockFeedbackEdge(14, 2);
feedbackEdge2 = mockFeedbackEdge(14, 2);
assertThat(feedbackEdge1.compareTo(feedbackEdge2), is(0));
feedbackEdge1 = mockFeedbackEdge(14, 2);
feedbackEdge2 = mockFeedbackEdge(13, 2);
assertThat(feedbackEdge1.compareTo(feedbackEdge2), is(1));
feedbackEdge1 = mockFeedbackEdge(13, 2);
feedbackEdge2 = mockFeedbackEdge(14, 2);
assertThat(feedbackEdge1.compareTo(feedbackEdge2), is(-1));
feedbackEdge1 = mockFeedbackEdge("A", "B", 14, 2);
feedbackEdge2 = mockFeedbackEdge("B", "C", 14, 2);
feedbackEdge3 = mockFeedbackEdge("C", "A", 14, 2);
assertThat(feedbackEdge1.compareTo(feedbackEdge2), is(-1));
assertThat(feedbackEdge2.compareTo(feedbackEdge3), is(-1));
assertThat(feedbackEdge3.compareTo(feedbackEdge1), greaterThan(1));
}
private FeedbackEdge mockFeedbackEdge(int weight, int occurrences) {
return mockFeedbackEdge("from", "to", weight, occurrences);
}
private FeedbackEdge mockFeedbackEdge(String from, String to, int weight, int occurrences) {
Edge edge = new StringEdge(from, to, weight);
return new FeedbackEdge(edge, occurrences);
}
}
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