public void testSortWithIdIteratorAvailableInPageContext() throws Exception {
SortIteratorTag tag = new SortIteratorTag();
tag.setId("myId");
tag.setComparator("comparator");
tag.setSource("source");
tag.setPageContext(pageContext);
tag.doStartTag();
{
Iterator sortedIterator = (Iterator) pageContext.getAttribute("myId");
assertNotNull(sortedIterator);
// 1
assertTrue(sortedIterator.hasNext());
assertEquals(sortedIterator.next(), new Integer(1));
// 2
assertTrue(sortedIterator.hasNext());
assertEquals(sortedIterator.next(), new Integer(2));
// 3
assertTrue(sortedIterator.hasNext());
assertEquals(sortedIterator.next(), new Integer(3));
// 4
assertTrue(sortedIterator.hasNext());
assertEquals(sortedIterator.next(), new Integer(4));
// 5
assertTrue(sortedIterator.hasNext());
assertEquals(sortedIterator.next(), new Integer(5));
assertFalse(sortedIterator.hasNext());
}
tag.doEndTag();
}
public void testSortWithoutId() throws Exception {
SortIteratorTag tag = new SortIteratorTag();
tag.setComparator("comparator");
tag.setSource("source");
tag.setPageContext(pageContext);
tag.doStartTag();
// if not an Iterator, just let the ClassCastException be thrown as error instead of failure
Iterator sortedIterator = (Iterator) stack.findValue("top");
assertNotNull(sortedIterator);
// 1
assertTrue(sortedIterator.hasNext());
assertEquals(sortedIterator.next(), new Integer(1));
// 2
assertTrue(sortedIterator.hasNext());
assertEquals(sortedIterator.next(), new Integer(2));
// 3.
assertTrue(sortedIterator.hasNext());
assertEquals(sortedIterator.next(), new Integer(3));
// 4.
assertTrue(sortedIterator.hasNext());
assertEquals(sortedIterator.next(), new Integer(4));
// 5
assertTrue(sortedIterator.hasNext());
assertEquals(sortedIterator.next(), new Integer(5));
assertFalse(sortedIterator.hasNext());
tag.doEndTag();
}
public void testSortWithIllegalComparator() throws Exception {
SortIteratorTag tag = new SortIteratorTag();
tag.setComparator("badComparator");
tag.setSource("source");
try {
tag.setPageContext(pageContext);
tag.doStartTag();
tag.doEndTag();
fail("JspException expected");
} catch (JspException e) {
// good
assertTrue(true);
}
}
