public void testTreeIterator_Bidi_NoParent() {
AbstractNode node = createNode();
BidiIterator<INode> iterator = node.iterator();
assertSame(node, iterator.next());
assertTrue(iterator.hasPrevious());
assertSame(node, iterator.previous());
assertTrue(iterator.hasNext());
}
public void testTreeIterator_Bidi() {
ICompositeNode rootNode = builder.newRootNode("input");
AbstractNode node = createNode();
builder.addChild(rootNode, node);
BidiIterator<INode> iterator = node.iterator();
assertSame(node, iterator.next());
assertTrue(iterator.hasPrevious());
assertSame(node, iterator.previous());
assertTrue(iterator.hasNext());
}
public void testIterator_Previous() {
AbstractNode node = createNode();
BidiIterator<INode> iterator = node.iterator();
assertTrue(iterator.hasPrevious());
assertSame(node, iterator.previous());
assertFalse(iterator.hasPrevious());
try {
iterator.previous();
fail("Expected NoSuchElementException");
} catch (NoSuchElementException e) {
// ok
}
}
public void testTreeIterator_Next_NoParent() {
AbstractNode node = createNode();
BidiIterator<INode> iterator = node.iterator();
assertTrue(iterator.hasNext());
assertSame(node, iterator.next());
assertFalse(iterator.hasNext());
try {
iterator.next();
fail("Expected NoSuchElementException");
} catch (NoSuchElementException e) {
// ok
}
}
public void testTreeIterator_Previous() {
ICompositeNode rootNode = builder.newRootNode("input");
AbstractNode node = createNode();
builder.addChild(rootNode, node);
BidiIterator<INode> iterator = node.iterator();
assertTrue(iterator.hasPrevious());
assertSame(node, iterator.previous());
assertFalse(iterator.hasPrevious());
try {
iterator.previous();
fail("Expected NoSuchElementException");
} catch (NoSuchElementException e) {
// ok
}
}
