/**
* JUnit.
*
* @throws Exception If failed.
*/
public void testAddDeleteUnbounded() throws Exception {
// Random queue name.
String queueName = UUID.randomUUID().toString();
String val = UUID.randomUUID().toString();
IgniteQueue<String> queue = grid(0).queue(queueName, 0, config(false));
assert queue.add(val);
assert queue.remove(val);
assert queue.isEmpty();
}
/**
* JUnit.
*
* @throws Exception If failed.
*/
public void testIterator() throws Exception {
// Random queue name.
String queueName = UUID.randomUUID().toString();
IgniteQueue<String> queue = grid(0).queue(queueName, 0, config(false));
for (int i = 0; i < 100; i++) assert queue.add(Integer.toString(i));
Iterator<String> iter1 = queue.iterator();
int cnt = 0;
for (int i = 0; i < 100; i++) {
assertNotNull(iter1.next());
cnt++;
}
assertEquals(100, queue.size());
assertEquals(100, cnt);
assertNotNull(queue.take());
assertNotNull(queue.take());
assertTrue(queue.remove("33"));
assertTrue(queue.remove("77"));
assertEquals(96, queue.size());
Iterator<String> iter2 = queue.iterator();
try {
iter2.remove();
} catch (IllegalStateException e) {
info("Caught expected exception: " + e);
}
iter2.next();
iter2.remove();
cnt = 0;
while (iter2.hasNext()) {
assertNotNull(iter2.next());
cnt++;
}
assertEquals(95, cnt);
assertEquals(95, queue.size());
iter2.remove();
}
/**
* JUnit.
*
* @throws Exception If failed.
*/
public void testCollectionMethods() throws Exception {
// Random queue name.
String queueName = UUID.randomUUID().toString();
IgniteQueue<SameHashItem> queue = grid(0).queue(queueName, 0, config(false));
int retries = 100;
// Initialize queue.
for (int i = 0; i < retries; i++)
queue.addAll(
Arrays.asList(
new SameHashItem(Integer.toString(i)), new SameHashItem(Integer.toString(i))));
// Get arrays from queue.
assertEquals(retries * 2, queue.toArray().length);
SameHashItem[] arr2 = new SameHashItem[retries * 3];
Object[] arr3 = queue.toArray(arr2);
assertEquals(arr2, arr3);
assertEquals(arr3[0], new SameHashItem("0"));
// Check queue items.
assertEquals(retries * 2, queue.size());
assertTrue(queue.contains(new SameHashItem(Integer.toString(14))));
assertFalse(queue.contains(new SameHashItem(Integer.toString(144))));
Collection<SameHashItem> col1 =
Arrays.asList(
new SameHashItem(Integer.toString(14)),
new SameHashItem(Integer.toString(14)),
new SameHashItem(Integer.toString(18)));
assertTrue(queue.containsAll(col1));
Collection<SameHashItem> col2 =
Arrays.asList(
new SameHashItem(Integer.toString(245)),
new SameHashItem(Integer.toString(14)),
new SameHashItem(Integer.toString(18)));
assertFalse(queue.containsAll(col2));
// Try to remove item.
assertTrue(queue.remove(new SameHashItem(Integer.toString(14))));
assertEquals((retries * 2) - 1, queue.size());
assertTrue(queue.contains(new SameHashItem(Integer.toString(14))));
assertTrue(queue.remove(new SameHashItem(Integer.toString(14))));
assertEquals((retries - 1) * 2, queue.size());
assertFalse(queue.remove(new SameHashItem(Integer.toString(14))));
// Try to remove some items.
assertTrue(queue.contains(new SameHashItem(Integer.toString(33))));
assertTrue(
queue.removeAll(
Arrays.asList(
new SameHashItem(Integer.toString(15)),
new SameHashItem(Integer.toString(14)),
new SameHashItem(Integer.toString(33)),
new SameHashItem(Integer.toString(1)))));
assertFalse(queue.contains(new SameHashItem(Integer.toString(33))));
// Try to retain all items.
assertTrue(
queue.retainAll(
Arrays.asList(
new SameHashItem(Integer.toString(15)),
new SameHashItem(Integer.toString(14)),
new SameHashItem(Integer.toString(33)),
new SameHashItem(Integer.toString(1)))));
assertFalse(queue.contains(new SameHashItem(Integer.toString(2))));
assert queue.isEmpty();
}