Lines Matching refs:peekFirst
77 assertEquals((Integer) 0, q.peekFirst());
176 * peekFirst() returns element inserted with push
182 assertSame(four, q.peekFirst());
239 assertSame(zero, q.peekFirst());
250 assertSame(one, q.peekFirst());
261 assertSame(zero, q.peekFirst());
305 assertSame(zero, q.peekFirst());
316 assertSame(one, q.peekFirst());
327 assertSame(zero, q.peekFirst());
492 * peekFirst() returns next element, or null if empty
497 assertEquals(i, q.peekFirst());
499 assertTrue(q.peekFirst() == null ||
500 !q.peekFirst().equals(i));
502 assertNull(q.peekFirst());
562 assertNull(q.peekFirst());