/* Copyright 2003-2005 Elliotte Rusty Harold
This library is free software; you can redistribute it and/or modify
it under the terms of version 2.1 of the GNU Lesser General Public
License as published by the Free Software Foundation.
This library 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 library; if not, write to the
Free Software Foundation, Inc., 59 Temple Place, Suite 330,
Boston, MA 02111-1307 USA
You can contact Elliotte Rusty Harold by sending e-mail to
[email protected]. Please include the word "XOM" in the
subject line. The XOM home page is located at http://www.xom.nu/
*/
package nu.xom.tests;
import nu.xom.Comment;
import nu.xom.Element;
import nu.xom.Node;
import nu.xom.Nodes;
import nu.xom.Text;
/**
* <p>
* Various basic tests for the <code>Nodes</code> class.
* </p>
*
* @author Elliotte Rusty Harold
* @version 1.1b2
*
*/
public class NodesTest extends XOMTestCase {
public NodesTest(String name) {
super(name);
}
public void testNoArgsConstructor() {
Nodes nodes = new Nodes();
assertEquals(0, nodes.size());
}
public void testOneArgConstructor() {
Element test = new Element("test");
Nodes nodes = new Nodes(test);
assertEquals(1, nodes.size());
Element stored = (Element) nodes.get(0);
assertEquals(test, stored);
}
public void testConstructWithNull() {
try {
new Nodes(null);
fail("constructed with null");
}
catch (NullPointerException success) {
assertNotNull(success.getMessage());
}
}
public void testAppendNull() {
Nodes nodes = new Nodes();
try {
nodes.append(null);
fail("appended null");
}
catch (NullPointerException success) {
assertNotNull(success.getMessage());
}
}
public void testInsertNull() {
Nodes nodes = new Nodes();
try {
nodes.insert(null, 0);
fail("inserted null");
}
catch (NullPointerException success) {
assertNotNull(success.getMessage());
}
}
public void testIndexOutofBoundsException() {
Nodes nodes = new Nodes();
try {
nodes.get(0);
fail("Didn't throw IndexOutOfBoundsException for empty list");
}
catch (IndexOutOfBoundsException success) {
assertNotNull(success.getMessage());
}
nodes.append(new Comment("data"));
try {
nodes.get(-1);
fail("Didn't throw IndexOutOfBoundsException for -1");
}
catch (IndexOutOfBoundsException success) {
assertNotNull(success.getMessage());
}
try {
nodes.get(1);
fail("Didn't throw IndexOutOfBoundsException for fence post");
}
catch (IndexOutOfBoundsException success) {
assertNotNull(success.getMessage());
}
}
public void testAppendAndGet() {
Nodes nodes = new Nodes();
int length = 10;
for (int i = 0; i < length; i++) {
nodes.append(new Text(String.valueOf(i)));
}
assertEquals(length, nodes.size());
for (int i = 0; i < length; i++) {
assertEquals(String.valueOf(i), nodes.get(i).getValue());
}
}
public void testInsertAtEnd() {
Nodes nodes = new Nodes();
nodes.insert(new Text("test"), 0);
assertEquals("test", nodes.get(0).getValue());
nodes.insert(new Text("test2"), 1);
assertEquals("test2", nodes.get(1).getValue());
}
public void testInsert() {
Nodes nodes = new Nodes();
int length = 10;
for (int i = 0; i < length; i++) {
nodes.append(new Text(String.valueOf(i)));
}
nodes.insert(new Comment("dTA"), 3);
nodes.insert(new Comment("dTA"), 5);
nodes.insert(new Comment("dTA"), 12);
assertEquals(length+3, nodes.size());
for (int i = 0; i < 3; i++) {
assertEquals(String.valueOf(i), nodes.get(i).getValue());
}
assertEquals("dTA", nodes.get(3).getValue());
assertEquals("dTA", nodes.get(5).getValue());
assertEquals("dTA", nodes.get(12).getValue());
for (int i = 6; i < length+2; i++) {
assertEquals(String.valueOf(i-2), nodes.get(i).getValue());
}
try {
nodes.insert(new Text("data"), 14);
}
catch (IndexOutOfBoundsException ex) {
assertNotNull(ex.getMessage());
}
try {
nodes.insert(new Text("data"), 140);
}
catch (IndexOutOfBoundsException ex) {
assertNotNull(ex.getMessage());
}
try {
nodes.insert(new Text("data"), -14);
}
catch (IndexOutOfBoundsException ex) {
assertNotNull(ex.getMessage());
}
}
public void testDelete() {
Nodes nodes = new Nodes();
int length = 10;
for (int i = 0; i < length; i++) {
nodes.append(new Text(String.valueOf(i)));
}
Node result = nodes.remove(0);
assertEquals(length-1, nodes.size());
assertEquals("0", result.getValue());
for (int i = 0; i < nodes.size(); i++) {
assertEquals(String.valueOf(i+1), nodes.get(i).getValue());
}
nodes.remove(nodes.size()-1);
assertEquals(length-2, nodes.size());
for (int i = 0; i < nodes.size(); i++) {
assertEquals(String.valueOf(i+1), nodes.get(i).getValue());
}
nodes.remove(2);
for (int i = 0; i < 2; i++) {
assertEquals(String.valueOf(i+1), nodes.get(i).getValue());
}
for (int i = 2; i < nodes.size(); i++) {
assertEquals(String.valueOf(i+2), nodes.get(i).getValue());
}
assertEquals(length-3, nodes.size());
try {
nodes.remove(14);
}
catch (IndexOutOfBoundsException ex) {
assertNotNull(ex.getMessage());
}
try {
nodes.remove(nodes.size());
}
catch (IndexOutOfBoundsException ex) {
assertNotNull(ex.getMessage());
}
try {
nodes.remove(-14);
}
catch (IndexOutOfBoundsException ex) {
assertNotNull(ex.getMessage());
}
}
}
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