@Test
public void testPushToEmptySet() {
SetOfStacks s = new SetOfStacks(2);
assertThat(s.queues(), is(0));
s.push(1);
assertThat(s.size(), is(1));
assertThat(s.queues(), is(1));
assertThat(s.pop(), is(1));
assertThat(s.size(), is(0));
assertThat(s.queues(), is(1));
}
@Test
public void testPushElements() {
SetOfStacks s = new SetOfStacks(2);
assertThat(s.queues(), is(0));
s.push(1);
s.push(2);
s.push(3);
s.push(4);
s.push(5);
assertThat(s.size(), is(5));
assertThat(s.queues(), is(3));
assertThat(s.pop(), is(5));
assertThat(s.queues(), is(3));
assertThat(s.pop(), is(4));
assertThat(s.queues(), is(2));
assertThat(s.pop(), is(3));
assertThat(s.queues(), is(2));
assertThat(s.pop(), is(2));
assertThat(s.queues(), is(1));
assertThat(s.size(), is(1));
}