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/*
* Copyright 2014 Open Networking Laboratory
*
* 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.onlab.graph;
import com.google.common.testing.EqualsTester;
import org.junit.Test;
import java.util.List;
import static com.google.common.collect.ImmutableList.of;
import static org.junit.Assert.assertEquals;
/**
* Test of the default path.
*/
public class DefaultPathTest extends GraphTest {
@Test
public void equality() {
List<TestEdge> edges = of(new TestEdge(A, B, 1), new TestEdge(B, C, 1));
new EqualsTester().addEqualityGroup(new DefaultPath<>(edges, 2.0),
new DefaultPath<>(edges, 2.0))
.addEqualityGroup(new DefaultPath<>(edges, 3.0))
.testEquals();
}
@Test
public void basics() {
Path<TestVertex, TestEdge> p = new DefaultPath<>(of(new TestEdge(A, B, 1),
new TestEdge(B, C, 1)), 2.0);
validatePath(p, A, C, 2, 2.0);
}
// Validates the path against expected attributes
protected void validatePath(Path<TestVertex, TestEdge> p,
TestVertex src, TestVertex dst,
int length, double cost) {
assertEquals("incorrect path length", length, p.edges().size());
assertEquals("incorrect source", src, p.src());
assertEquals("incorrect destination", dst, p.dst());
assertEquals("incorrect path cost", cost, p.cost(), 0.1);
}
}
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