diff options
Diffstat (limited to 'jpa/tests/org.eclipse.jpt.utility.tests/src/org/eclipse/jpt/utility/tests/internal/iterators/GraphIteratorTests.java')
-rw-r--r-- | jpa/tests/org.eclipse.jpt.utility.tests/src/org/eclipse/jpt/utility/tests/internal/iterators/GraphIteratorTests.java | 197 |
1 files changed, 0 insertions, 197 deletions
diff --git a/jpa/tests/org.eclipse.jpt.utility.tests/src/org/eclipse/jpt/utility/tests/internal/iterators/GraphIteratorTests.java b/jpa/tests/org.eclipse.jpt.utility.tests/src/org/eclipse/jpt/utility/tests/internal/iterators/GraphIteratorTests.java deleted file mode 100644 index 4e4c80d0ef..0000000000 --- a/jpa/tests/org.eclipse.jpt.utility.tests/src/org/eclipse/jpt/utility/tests/internal/iterators/GraphIteratorTests.java +++ /dev/null @@ -1,197 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2005, 2007 Oracle. All rights reserved. - * This program and the accompanying materials are made available under the - * terms of the Eclipse Public License v1.0, which accompanies this distribution - * and is available at http://www.eclipse.org/legal/epl-v10.html. - * - * Contributors: - * Oracle - initial API and implementation - ******************************************************************************/ -package org.eclipse.jpt.utility.tests.internal.iterators; - -import java.util.ArrayList; -import java.util.Collection; -import java.util.Iterator; -import java.util.NoSuchElementException; -import junit.framework.TestCase; -import org.eclipse.jpt.utility.internal.CollectionTools; -import org.eclipse.jpt.utility.internal.iterators.GraphIterator; -import org.eclipse.jpt.utility.tests.internal.TestTools; - -@SuppressWarnings("nls") -public class GraphIteratorTests extends TestCase { - /** this will be populated with all the nodes created for the test */ - Collection<GraphNode> nodes = new ArrayList<GraphNode>(); - - public GraphIteratorTests(String name) { - super(name); - } - - @Override - protected void tearDown() throws Exception { - TestTools.clear(this); - super.tearDown(); - } - - public void testHasNext1() { - this.verifyHasNext(this.buildGraphIterator1()); - } - - public void testHasNext2() { - this.verifyHasNext(this.buildGraphIterator2()); - } - - private void verifyHasNext(Iterator<GraphNode> iterator) { - int i = 0; - while (iterator.hasNext()) { - iterator.next(); - i++; - } - assertEquals(this.nodes.size(), i); - } - - public void testNext1() { - this.verifyNext(this.buildGraphIterator1()); - } - - public void testNext2() { - this.verifyNext(this.buildGraphIterator2()); - } - - private void verifyNext(Iterator<GraphNode> iterator) { - while (iterator.hasNext()) { - assertTrue("bogus element", this.nodes.contains(iterator.next())); - } - } - - public void testNoSuchElementException1() { - this.verifyNoSuchElementException(this.buildGraphIterator1()); - } - - public void testNoSuchElementException2() { - this.verifyNoSuchElementException(this.buildGraphIterator2()); - } - - private void verifyNoSuchElementException(Iterator<GraphNode> iterator) { - boolean exCaught = false; - while (iterator.hasNext()) { - iterator.next(); - } - try { - iterator.next(); - } catch (NoSuchElementException ex) { - exCaught = true; - } - assertTrue("NoSuchElementException not thrown", exCaught); - } - - public void testSize1() { - this.verifySize(this.buildGraphIterator1()); - } - - public void testSize2() { - this.verifySize(this.buildGraphIterator2()); - } - - private void verifySize(Iterator<GraphNode> iterator) { - int iteratorSize = CollectionTools.size(iterator); - int actualSize = this.nodes.size(); - assertTrue("Too few items in iterator.", iteratorSize >= actualSize); - assertTrue("Too many items in iterator.", iteratorSize <= actualSize); - } - - public void testInvalidGraphIterator() { - boolean exCaught = false; - try { - // missing method override - Iterator<GraphNode> iterator = new GraphIterator<GraphNode>(this.buildGraphRoot()); - GraphNode gn = iterator.next(); - fail("invalid graph node: " + gn); - } catch (UnsupportedOperationException ex) { - exCaught = true; - } - assertTrue("NoSuchElementException not thrown", exCaught); - } - - /** - * build a graph iterator with an explicit misterRogers - */ - private Iterator<GraphNode> buildGraphIterator1() { - return new GraphIterator<GraphNode>(this.buildGraphRoot(), this.buildMisterRogers()); - } - - private GraphIterator.MisterRogers<GraphNode> buildMisterRogers() { - return new GraphIterator.MisterRogers<GraphNode>() { - public Iterator<GraphNode> neighbors(GraphNode next) { - return next.neighbors(); - } - }; - } - - /** - * build a graph iterator with an override - */ - private Iterator<GraphNode> buildGraphIterator2() { - return new GraphIterator<GraphNode>(this.buildGraphRoot()) { - @Override - public Iterator<GraphNode> neighbors(GraphNode next) { - return next.neighbors(); - } - }; - } - - private GraphNode buildGraphRoot() { - GraphNode ncNode = new GraphNode("North Carolina"); - GraphNode vaNode = new GraphNode("Virginia"); - GraphNode scNode = new GraphNode("South Carolina"); - GraphNode gaNode = new GraphNode("Georgia"); - GraphNode flNode = new GraphNode("Florida"); - GraphNode alNode = new GraphNode("Alabama"); - GraphNode msNode = new GraphNode("Mississippi"); - GraphNode tnNode = new GraphNode("Tennessee"); - - ncNode.setNeighbors(new GraphNode[] { vaNode, scNode, gaNode, tnNode }); - vaNode.setNeighbors(new GraphNode[] { ncNode, tnNode }); - scNode.setNeighbors(new GraphNode[] { ncNode, gaNode }); - gaNode.setNeighbors(new GraphNode[] { ncNode, scNode, flNode, alNode, tnNode }); - flNode.setNeighbors(new GraphNode[] { gaNode }); - alNode.setNeighbors(new GraphNode[] { gaNode, msNode, tnNode }); - msNode.setNeighbors(new GraphNode[] { alNode, tnNode }); - tnNode.setNeighbors(new GraphNode[] { vaNode, ncNode, gaNode, alNode, msNode }); - - return ncNode; - } - - private class GraphNode { - private String name; - - private Collection<GraphNode> neighbors = new ArrayList<GraphNode>(); - - public GraphNode(String name) { - super(); - GraphIteratorTests.this.nodes.add(this); // log node - this.name = name; - } - - public String getName() { - return this.name; - } - - void setNeighbors(GraphNode[] neighbors) { - this.neighbors = CollectionTools.list(neighbors); - } - - public Iterator<GraphNode> neighbors() { - return this.neighbors.iterator(); - } - - public int neighborsSize() { - return this.neighbors.size(); - } - - @Override - public String toString() { - return "GraphNode(" + this.name + ")"; - } - } -} |