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Merging from -r468106:814127 of collections_jdk5_branch - namely where this code was generified; mostly in r738956.
Also see the following revisions: ------------------------------------------------------------------------ r753392 | mbenson | 2009-03-13 13:39:53 -0700 (Fri, 13 Mar 2009) | 1 line revert IteratorUtils stuff; toList() works fine for this--duh ------------------------------------------------------------------------ r751850 | mbenson | 2009-03-09 14:34:44 -0700 (Mon, 09 Mar 2009) | 1 line add iterable(Iterator) ------------------------------------------------------------------------ git-svn-id: https://svn.apache.org/repos/asf/commons/proper/collections/trunk@815150 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
parent
5497aca53a
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fa2ac96916
@ -53,16 +53,16 @@ public class TestIteratorUtils extends BulkTest {
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}
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public void testToList() {
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List list = new ArrayList();
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List<Object> list = new ArrayList<Object>();
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list.add(new Integer(1));
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list.add("Two");
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list.add(null);
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List result = IteratorUtils.toList(list.iterator());
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List<Object> result = IteratorUtils.toList(list.iterator());
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assertEquals(list, result);
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}
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public void testToArray() {
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List list = new ArrayList();
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List<Object> list = new ArrayList<Object>();
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list.add(new Integer(1));
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list.add("Two");
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list.add(null);
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@ -71,137 +71,137 @@ public class TestIteratorUtils extends BulkTest {
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}
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public void testToArray2() {
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List list = new ArrayList();
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List<String> list = new ArrayList<String>();
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list.add("One");
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list.add("Two");
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list.add(null);
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String[] result = (String[]) IteratorUtils.toArray(list.iterator(), String.class);
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assertEquals(list, Arrays.asList(result));
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}
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public void testArrayIterator() {
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Object[] objArray = {"a", "b", "c"};
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ResettableIterator iterator = IteratorUtils.arrayIterator(objArray);
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ResettableIterator<Object> iterator = IteratorUtils.arrayIterator(objArray);
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assertTrue(iterator.next().equals("a"));
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assertTrue(iterator.next().equals("b"));
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iterator.reset();
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assertTrue(iterator.next().equals("a"));
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try {
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iterator = IteratorUtils.arrayIterator(new Integer(0));
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fail("Expecting IllegalArgumentException");
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} catch (IllegalArgumentException ex) {
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// expected
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}
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try {
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iterator = IteratorUtils.arrayIterator(null);
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fail("Expecting NullPointerException");
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} catch (NullPointerException ex) {
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// expected
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}
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iterator = IteratorUtils.arrayIterator(objArray, 1);
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assertTrue(iterator.next().equals("b"));
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try {
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iterator = IteratorUtils.arrayIterator(objArray, -1);
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fail("Expecting IndexOutOfBoundsException");
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} catch (IndexOutOfBoundsException ex) {
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// expected
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}
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iterator = IteratorUtils.arrayIterator(objArray, 3);
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assertTrue(!iterator.hasNext());
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iterator.reset();
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try {
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iterator = IteratorUtils.arrayIterator(objArray, 4);
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fail("Expecting IndexOutOfBoundsException");
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} catch (IndexOutOfBoundsException ex) {
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// expected
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}
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iterator = IteratorUtils.arrayIterator(objArray, 2, 3);
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assertTrue(iterator.next().equals("c"));
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try {
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iterator = IteratorUtils.arrayIterator(objArray, 2, 4);
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fail("Expecting IndexOutOfBoundsException");
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} catch (IndexOutOfBoundsException ex) {
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// expected
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}
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try {
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iterator = IteratorUtils.arrayIterator(objArray, -1, 1);
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fail("Expecting IndexOutOfBoundsException");
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} catch (IndexOutOfBoundsException ex) {
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// expected
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}
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try {
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iterator = IteratorUtils.arrayIterator(objArray, 2, 1);
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fail("Expecting IllegalArgumentException");
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} catch (IllegalArgumentException ex) {
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// expected
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}
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int[] intArray = {0, 1, 2};
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iterator = IteratorUtils.arrayIterator(intArray);
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assertTrue(iterator.next().equals(new Integer(0)));
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assertTrue(iterator.next().equals(new Integer(1)));
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iterator.reset();
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assertTrue(iterator.next().equals(new Integer(0)));
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iterator = IteratorUtils.arrayIterator(intArray, 1);
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assertTrue(iterator.next().equals(new Integer(1)));
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try {
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iterator = IteratorUtils.arrayIterator(intArray, -1);
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fail("Expecting IndexOutOfBoundsException");
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} catch (IndexOutOfBoundsException ex) {
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// expected
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}
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iterator = IteratorUtils.arrayIterator(intArray, 3);
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assertTrue(!iterator.hasNext());
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iterator.reset();
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try {
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iterator = IteratorUtils.arrayIterator(intArray, 4);
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fail("Expecting IndexOutOfBoundsException");
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} catch (IndexOutOfBoundsException ex) {
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// expected
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}
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iterator = IteratorUtils.arrayIterator(intArray, 2, 3);
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assertTrue(iterator.next().equals(new Integer(2)));
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try {
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iterator = IteratorUtils.arrayIterator(intArray, 2, 4);
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fail("Expecting IndexOutOfBoundsException");
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} catch (IndexOutOfBoundsException ex) {
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// expected
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}
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try {
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iterator = IteratorUtils.arrayIterator(intArray, -1, 1);
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fail("Expecting IndexOutOfBoundsException");
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} catch (IndexOutOfBoundsException ex) {
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// expected
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}
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try {
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iterator = IteratorUtils.arrayIterator(intArray, 2, 1);
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fail("Expecting IllegalArgumentException");
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} catch (IllegalArgumentException ex) {
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// expected
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}
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}
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}
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public void testArrayListIterator() {
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Object[] objArray = {"a", "b", "c", "d"};
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ResettableListIterator iterator = IteratorUtils.arrayListIterator(objArray);
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ResettableListIterator<Object> iterator = IteratorUtils.arrayListIterator(objArray);
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assertTrue(!iterator.hasPrevious());
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assertTrue(iterator.previousIndex() == -1);
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assertTrue(iterator.nextIndex() == 0);
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@ -215,158 +215,158 @@ public class TestIteratorUtils extends BulkTest {
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assertTrue(iterator.next().equals("d"));
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assertTrue(iterator.nextIndex() == 4); // size of list
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assertTrue(iterator.previousIndex() == 3);
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try {
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iterator = IteratorUtils.arrayListIterator(new Integer(0));
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fail("Expecting IllegalArgumentException");
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} catch (IllegalArgumentException ex) {
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// expected
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}
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try {
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iterator = IteratorUtils.arrayListIterator(null);
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fail("Expecting NullPointerException");
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} catch (NullPointerException ex) {
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// expected
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}
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iterator = IteratorUtils.arrayListIterator(objArray, 1);
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assertTrue(iterator.previousIndex() == -1);
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assertTrue(iterator.previousIndex() == -1);
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assertTrue(!iterator.hasPrevious());
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assertTrue(iterator.nextIndex() == 0);
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assertTrue(iterator.nextIndex() == 0);
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assertTrue(iterator.next().equals("b"));
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assertTrue(iterator.previousIndex() == 0);
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assertTrue(iterator.previousIndex() == 0);
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try {
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iterator = IteratorUtils.arrayListIterator(objArray, -1);
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fail("Expecting IndexOutOfBoundsException.");
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} catch (IndexOutOfBoundsException ex) {
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// expected
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}
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iterator = IteratorUtils.arrayListIterator(objArray, 3);
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assertTrue(iterator.hasNext());
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try {
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Object x = iterator.previous();
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iterator.previous();
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fail("Expecting NoSuchElementException.");
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} catch (NoSuchElementException ex) {
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// expected
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}
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try {
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iterator = IteratorUtils.arrayListIterator(objArray, 5);
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fail("Expecting IndexOutOfBoundsException.");
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} catch (IndexOutOfBoundsException ex) {
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// expected
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}
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iterator = IteratorUtils.arrayListIterator(objArray, 2, 3);
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assertTrue(iterator.next().equals("c"));
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try {
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iterator = IteratorUtils.arrayListIterator(objArray, 2, 5);
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fail("Expecting IndexOutOfBoundsException");
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} catch (IndexOutOfBoundsException ex) {
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// expected
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}
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try {
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iterator = IteratorUtils.arrayListIterator(objArray, -1, 1);
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fail("Expecting IndexOutOfBoundsException");
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} catch (IndexOutOfBoundsException ex) {
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// expected
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}
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try {
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iterator = IteratorUtils.arrayListIterator(objArray, 2, 1);
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fail("Expecting IllegalArgumentException");
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} catch (IllegalArgumentException ex) {
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// expected
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}
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int[] intArray = {0, 1, 2};
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iterator = IteratorUtils.arrayListIterator(intArray);
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assertTrue(iterator.previousIndex() == -1);
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assertTrue(iterator.previousIndex() == -1);
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assertTrue(!iterator.hasPrevious());
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assertTrue(iterator.nextIndex() == 0);
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assertTrue(iterator.nextIndex() == 0);
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assertTrue(iterator.next().equals(new Integer(0)));
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assertTrue(iterator.previousIndex() == 0);
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assertTrue(iterator.nextIndex() == 1);
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assertTrue(iterator.previousIndex() == 0);
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assertTrue(iterator.nextIndex() == 1);
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assertTrue(iterator.next().equals(new Integer(1)));
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assertTrue(iterator.previousIndex() == 1);
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assertTrue(iterator.nextIndex() == 2);
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assertTrue(iterator.previousIndex() == 1);
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assertTrue(iterator.nextIndex() == 2);
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assertTrue(iterator.previous().equals(new Integer(1)));
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assertTrue(iterator.next().equals(new Integer(1)));
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iterator = IteratorUtils.arrayListIterator(intArray, 1);
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assertTrue(iterator.previousIndex() == -1);
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assertTrue(iterator.previousIndex() == -1);
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assertTrue(!iterator.hasPrevious());
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assertTrue(iterator.nextIndex() == 0);
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assertTrue(iterator.nextIndex() == 0);
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assertTrue(iterator.next().equals(new Integer(1)));
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assertTrue(iterator.previous().equals(new Integer(1)));
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assertTrue(iterator.next().equals(new Integer(1)));
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assertTrue(iterator.previousIndex() == 0);
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assertTrue(iterator.nextIndex() == 1);
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assertTrue(iterator.previousIndex() == 0);
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assertTrue(iterator.nextIndex() == 1);
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assertTrue(iterator.next().equals(new Integer(2)));
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assertTrue(iterator.previousIndex() == 1);
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assertTrue(iterator.nextIndex() == 2);
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assertTrue(iterator.previousIndex() == 1);
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assertTrue(iterator.nextIndex() == 2);
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assertTrue(iterator.previous().equals(new Integer(2)));
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assertTrue(iterator.previousIndex() == 0);
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assertTrue(iterator.nextIndex() == 1);
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assertTrue(iterator.previousIndex() == 0);
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assertTrue(iterator.nextIndex() == 1);
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try {
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iterator = IteratorUtils.arrayListIterator(intArray, -1);
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fail("Expecting IndexOutOfBoundsException");
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} catch (IndexOutOfBoundsException ex) {
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// expected
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}
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iterator = IteratorUtils.arrayListIterator(intArray, 3);
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assertTrue(!iterator.hasNext());
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try {
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iterator = IteratorUtils.arrayListIterator(intArray, 4);
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fail("Expecting IndexOutOfBoundsException");
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} catch (IndexOutOfBoundsException ex) {
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// expected
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}
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iterator = IteratorUtils.arrayListIterator(intArray, 2, 3);
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assertTrue(!iterator.hasPrevious());
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assertTrue(iterator.previousIndex() == -1);
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assertTrue(iterator.next().equals(new Integer(2)));
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assertTrue(iterator.hasPrevious());
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assertTrue(!iterator.hasNext());
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try {
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iterator = IteratorUtils.arrayListIterator(intArray, 2, 4);
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fail("Expecting IndexOutOfBoundsException");
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} catch (IndexOutOfBoundsException ex) {
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// expected
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}
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try {
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iterator = IteratorUtils.arrayListIterator(intArray, -1, 1);
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fail("Expecting IndexOutOfBoundsException");
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} catch (IndexOutOfBoundsException ex) {
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// expected
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}
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try {
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iterator = IteratorUtils.arrayListIterator(intArray, 2, 1);
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fail("Expecting IllegalArgumentException");
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} catch (IllegalArgumentException ex) {
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// expected
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}
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}
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}
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/**
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* Gets an immutable Iterator operating on the elements ["a", "b", "c", "d"].
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*/
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private Iterator getImmutableIterator() {
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List list = new ArrayList();
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private Iterator<String> getImmutableIterator() {
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List<String> list = new ArrayList<String>();
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list.add("a");
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list.add("b");
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list.add("c");
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@ -377,8 +377,8 @@ public class TestIteratorUtils extends BulkTest {
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/**
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* Gets an immutable ListIterator operating on the elements ["a", "b", "c", "d"].
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*/
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private ListIterator getImmutableListIterator() {
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List list = new ArrayList();
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private ListIterator<String> getImmutableListIterator() {
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List<String> list = new ArrayList<String>();
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list.add("a");
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list.add("b");
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list.add("c");
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@ -411,7 +411,7 @@ public class TestIteratorUtils extends BulkTest {
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fail();
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} catch (IllegalStateException ex) {}
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}
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//-----------------------------------------------------------------------
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/**
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* Test empty list iterator
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@ -451,11 +451,12 @@ public class TestIteratorUtils extends BulkTest {
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fail();
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} catch (UnsupportedOperationException ex) {}
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}
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//-----------------------------------------------------------------------
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/**
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* Test empty map iterator
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*/
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@SuppressWarnings("unchecked")
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public void testEmptyMapIterator() {
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assertSame(EmptyMapIterator.INSTANCE, IteratorUtils.EMPTY_MAP_ITERATOR);
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assertEquals(true, IteratorUtils.EMPTY_MAP_ITERATOR instanceof Iterator);
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@ -465,7 +466,7 @@ public class TestIteratorUtils extends BulkTest {
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assertEquals(false, IteratorUtils.EMPTY_MAP_ITERATOR instanceof OrderedIterator);
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assertEquals(false, IteratorUtils.EMPTY_MAP_ITERATOR instanceof OrderedMapIterator);
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assertEquals(false, IteratorUtils.EMPTY_MAP_ITERATOR.hasNext());
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((ResettableIterator) IteratorUtils.EMPTY_MAP_ITERATOR).reset();
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((ResettableIterator<Object>) IteratorUtils.EMPTY_MAP_ITERATOR).reset();
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assertSame(IteratorUtils.EMPTY_MAP_ITERATOR, IteratorUtils.EMPTY_MAP_ITERATOR);
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assertSame(IteratorUtils.EMPTY_MAP_ITERATOR, IteratorUtils.emptyMapIterator());
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try {
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@ -489,11 +490,12 @@ public class TestIteratorUtils extends BulkTest {
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fail();
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} catch (IllegalStateException ex) {}
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}
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//-----------------------------------------------------------------------
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/**
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* Test empty map iterator
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*/
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@SuppressWarnings("unchecked")
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public void testEmptyOrderedIterator() {
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assertSame(EmptyOrderedIterator.INSTANCE, IteratorUtils.EMPTY_ORDERED_ITERATOR);
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assertEquals(true, IteratorUtils.EMPTY_ORDERED_ITERATOR instanceof Iterator);
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@ -503,7 +505,7 @@ public class TestIteratorUtils extends BulkTest {
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assertEquals(false, IteratorUtils.EMPTY_ORDERED_ITERATOR instanceof MapIterator);
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assertEquals(false, IteratorUtils.EMPTY_ORDERED_ITERATOR.hasNext());
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assertEquals(false, IteratorUtils.EMPTY_ORDERED_ITERATOR.hasPrevious());
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((ResettableIterator) IteratorUtils.EMPTY_ORDERED_ITERATOR).reset();
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((ResettableIterator<Object>) IteratorUtils.EMPTY_ORDERED_ITERATOR).reset();
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assertSame(IteratorUtils.EMPTY_ORDERED_ITERATOR, IteratorUtils.EMPTY_ORDERED_ITERATOR);
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assertSame(IteratorUtils.EMPTY_ORDERED_ITERATOR, IteratorUtils.emptyOrderedIterator());
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try {
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@ -519,11 +521,12 @@ public class TestIteratorUtils extends BulkTest {
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fail();
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} catch (IllegalStateException ex) {}
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}
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//-----------------------------------------------------------------------
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/**
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* Test empty map iterator
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*/
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@SuppressWarnings("unchecked")
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public void testEmptyOrderedMapIterator() {
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assertSame(EmptyOrderedMapIterator.INSTANCE, IteratorUtils.EMPTY_ORDERED_MAP_ITERATOR);
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assertEquals(true, IteratorUtils.EMPTY_ORDERED_MAP_ITERATOR instanceof Iterator);
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@ -533,7 +536,7 @@ public class TestIteratorUtils extends BulkTest {
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assertEquals(false, IteratorUtils.EMPTY_ORDERED_MAP_ITERATOR instanceof ListIterator);
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assertEquals(false, IteratorUtils.EMPTY_ORDERED_MAP_ITERATOR.hasNext());
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assertEquals(false, IteratorUtils.EMPTY_ORDERED_MAP_ITERATOR.hasPrevious());
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((ResettableIterator) IteratorUtils.EMPTY_ORDERED_MAP_ITERATOR).reset();
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((ResettableIterator<Object>) IteratorUtils.EMPTY_ORDERED_MAP_ITERATOR).reset();
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assertSame(IteratorUtils.EMPTY_ORDERED_MAP_ITERATOR, IteratorUtils.EMPTY_ORDERED_MAP_ITERATOR);
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assertSame(IteratorUtils.EMPTY_ORDERED_MAP_ITERATOR, IteratorUtils.emptyOrderedMapIterator());
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try {
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@ -561,13 +564,13 @@ public class TestIteratorUtils extends BulkTest {
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fail();
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} catch (IllegalStateException ex) {}
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}
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//-----------------------------------------------------------------------
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/**
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* Test next() and hasNext() for an immutable Iterator.
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*/
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public void testUnmodifiableIteratorIteration() {
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Iterator iterator = getImmutableIterator();
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Iterator<String> iterator = getImmutableIterator();
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assertTrue(iterator.hasNext());
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@ -593,7 +596,7 @@ public class TestIteratorUtils extends BulkTest {
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* ListIterator.
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*/
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public void testUnmodifiableListIteratorIteration() {
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ListIterator listIterator = getImmutableListIterator();
|
||||
ListIterator<String> listIterator = getImmutableListIterator();
|
||||
|
||||
assertTrue(!listIterator.hasPrevious());
|
||||
assertTrue(listIterator.hasNext());
|
||||
@ -643,7 +646,7 @@ public class TestIteratorUtils extends BulkTest {
|
||||
* Test remove() for an immutable Iterator.
|
||||
*/
|
||||
public void testUnmodifiableIteratorImmutability() {
|
||||
Iterator iterator = getImmutableIterator();
|
||||
Iterator<String> iterator = getImmutableIterator();
|
||||
|
||||
try {
|
||||
iterator.remove();
|
||||
@ -669,7 +672,7 @@ public class TestIteratorUtils extends BulkTest {
|
||||
* Test remove() for an immutable ListIterator.
|
||||
*/
|
||||
public void testUnmodifiableListIteratorImmutability() {
|
||||
ListIterator listIterator = getImmutableListIterator();
|
||||
ListIterator<String> listIterator = getImmutableListIterator();
|
||||
|
||||
try {
|
||||
listIterator.remove();
|
||||
@ -721,4 +724,5 @@ public class TestIteratorUtils extends BulkTest {
|
||||
// This is correct; ignore the exception.
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
|
Loading…
x
Reference in New Issue
Block a user