package aima.test.core.unit.search.framework;
import java.util.List;
import org.junit.Assert;
import org.junit.Test;
import aima.core.search.framework.Node;
/**
* @author Ravi Mohan
*
*/
public class NodeTest {
@Test
public void testRootNode() {
Node node1 = new Node("state1");
Assert.assertTrue(node1.isRootNode());
Node node2 = new Node("state2", node1, null, 1.0);
Assert.assertTrue(node1.isRootNode());
Assert.assertFalse(node2.isRootNode());
Assert.assertEquals(node1, node2.getParent());
}
@Test
public void testGetPathFromRoot() {
Node node1 = new Node("state1");
Node node2 = new Node("state2", node1, null, 1.0);
Node node3 = new Node("state3", node2, null, 1.0);
List<Node> path = node3.getPathFromRoot();
Assert.assertEquals(node1, path.get(0));
Assert.assertEquals(node2, path.get(1));
Assert.assertEquals(node3, path.get(2));
}
}