/*
- * Copyright 2008 the original author or authors.
+ * Copyright 2005-2010 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
*/
package org.wamblee.system.graph;
-import java.util.Arrays;
-import java.util.List;
-
+import junit.framework.TestCase;
import static org.mockito.Mockito.*;
-import org.wamblee.test.AssertionUtils;
+import org.wamblee.test.AssertionUtils;
-import junit.framework.TestCase;
+import java.util.Arrays;
+import java.util.List;
+/**
+ *
+ * @author $author$
+ * @version $Revision$
+ */
public class GraphTest extends TestCase {
-
public void testNodeMgt() {
final Graph graph = new Graph();
assertTrue(graph.getNodes().isEmpty());
assertTrue(graph.removeNode(x));
assertTrue(graph.getNodes().isEmpty());
- // Empty node set.
+ // Empty node set.
assertFalse(graph.removeNode(x));
-
- Node y = new DefaultNode("y");
- graph.addNodes(Arrays.asList(new Node[] { x, y} ));
+
+ Node y = new DefaultNode("y");
+ graph.addNodes(Arrays.asList(new Node[] { x, y }));
assertEquals(2, graph.getNodes().size());
-
+
// duplicate node
- AssertionUtils.assertException(new AssertionUtils.ErroneousCode() {
+ AssertionUtils.assertException(new AssertionUtils.ErroneousCode() {
@Override
public void run() throws Exception {
- graph.addNode(new DefaultNode("x"));
+ graph.addNode(new DefaultNode("x"));
}
}, IllegalArgumentException.class);
}
- public void testEdgeMgt() {
+ public void testEdgeMgt() {
final Graph graph = new Graph();
- final Node x = new DefaultNode("x");
- final Node y = new DefaultNode("y");
+ final Node x = new DefaultNode("x");
+ final Node y = new DefaultNode("y");
graph.addNode(x);
graph.addNode(y);
- final Edge e = new DefaultEdge(x, y);
+
+ final Edge e = new DefaultEdge(x, y);
graph.addEdge(e);
assertEquals(Arrays.asList(new Edge[] { e }), graph.getEdges());
-
+
// duplicate edge.
- AssertionUtils.assertException(new AssertionUtils.ErroneousCode() {
+ AssertionUtils.assertException(new AssertionUtils.ErroneousCode() {
@Override
public void run() throws Exception {
- graph.addEdge(e);
+ graph.addEdge(e);
}
}, IllegalArgumentException.class);
-
+
// Remove node when edge is still present
- AssertionUtils.assertException(new AssertionUtils.ErroneousCode() {
+ AssertionUtils.assertException(new AssertionUtils.ErroneousCode() {
@Override
public void run() throws Exception {
graph.removeNode(x);
}
}, IllegalArgumentException.class);
-
-
+
Node a = new DefaultNode("a");
graph.addNode(a);
- graph.addEdges(Arrays.asList(new Edge[] { new DefaultEdge(x, a), new DefaultEdge(y, a) }));
+ graph.addEdges(Arrays.asList(new Edge[] { new DefaultEdge(x, a),
+ new DefaultEdge(y, a) }));
assertEquals(3, graph.getEdges().size());
}
-
- public void testExtend() {
- Graph graph = new Graph();
- graph.addNode(new MyNode("x", new String[] { "a", "b"}));
- graph.addNode(new MyNode("y", new String[] { "b", "c"}));
- graph.addNode(new MyNode("z", new String[] { "a", "c"}));
+
+ public void testExtend() {
+ Graph graph = new Graph();
+ graph.addNode(new MyNode("x", new String[] { "a", "b" }));
+ graph.addNode(new MyNode("y", new String[] { "b", "c" }));
+ graph.addNode(new MyNode("z", new String[] { "a", "c" }));
graph.extend(new MyEdgeFactory());
-
- List<Edge> edges = graph.getEdges();
+
+ List<Edge> edges = graph.getEdges();
assertEquals(12, edges.size()); // 2 outgoing and 2 incoming nodes.
}
-
- public void testApplyFilter() {
- Graph graph = new Graph();
+
+ public void testApplyFilter() {
+ Graph graph = new Graph();
graph.addNode(new DefaultNode("x"));
graph.addNode(new DefaultNode("y"));
graph.addNode(new DefaultNode("z"));
- graph.addEdge(new DefaultEdge(graph.findNode("x"), graph.findNode("y")));
- graph.addEdge(new DefaultEdge(graph.findNode("y"), graph.findNode("z")));
- graph.addEdge(new DefaultEdge(graph.findNode("z"), graph.findNode("x")));
-
+ graph
+ .addEdge(new DefaultEdge(graph.findNode("x"), graph.findNode("y")));
+ graph
+ .addEdge(new DefaultEdge(graph.findNode("y"), graph.findNode("z")));
+ graph
+ .addEdge(new DefaultEdge(graph.findNode("z"), graph.findNode("x")));
+
assertEquals(3, graph.getEdges().size());
-
- graph.applyFilter(new EdgeFilter() {
+
+ graph.applyFilter(new EdgeFilter() {
@Override
public boolean isViolated(Edge aEdge) {
- if (aEdge.getFrom().getName().equals("x")) {
- return false;
+ if (aEdge.getFrom().getName().equals("x")) {
+ return false;
}
- return true;
+
+ return true;
}
- });
-
+ });
+
assertEquals(1, graph.getEdges().size());
assertEquals("x", graph.getEdges().get(0).getFrom().getName());
-
}
-
- public void testFindIncomingOutgoing() {
+
+ public void testFindIncomingOutgoing() {
Graph graph = new Graph();
Node x = new DefaultNode("x");
- Node y = new DefaultNode("y");
+ Node y = new DefaultNode("y");
graph.addNode(x);
graph.addNode(y);
- Edge e = new DefaultEdge(x,y);
+
+ Edge e = new DefaultEdge(x, y);
graph.addEdge(e);
-
+
List<Edge> incoming = graph.findIncoming(x);
- assertTrue(incoming.isEmpty());
+ assertTrue(incoming.isEmpty());
+
List<Edge> outgoing = graph.findOutgoing(x);
assertEquals(1, outgoing.size());
assertSame(e, outgoing.get(0));
-
+
incoming = graph.findIncoming(y);
assertEquals(1, incoming.size());
assertSame(e, incoming.get(0));
-
+
outgoing = graph.findOutgoing(y);
- assertTrue(outgoing.isEmpty());
+ assertTrue(outgoing.isEmpty());
}
-
+
public void testAccept() {
- Graph graph = new Graph();
- Node x = new DefaultNode("x");
- Node y = new DefaultNode("y");
+ Graph graph = new Graph();
+ Node x = new DefaultNode("x");
+ Node y = new DefaultNode("y");
Edge e = new DefaultEdge(x, y);
graph.addNode(x);
graph.addNode(y);
graph.addEdge(e);
- Visitor visitor = mock(Visitor.class);
-
+
+ Visitor visitor = mock(Visitor.class);
+
graph.accept(visitor);
verify(visitor).visitNode(x);
verify(visitor).visitNode(y);
verify(visitor).visitEdge(e);
-
+
verifyNoMoreInteractions(visitor);
}
}
git://wamblee.org / utils / blobdiff