SizeSequence s = new SizeSequence();
s.insertEntries(0, 1, 1);
harness.check(Arrays.equals(s.getSizes(), new int[] {1}));
s.insertEntries(1, 2, 2);
harness.check(Arrays.equals(s.getSizes(), new int[] {1, 2, 2}));
s.insertEntries(0, 2, 3);
harness.check(Arrays.equals(s.getSizes(), new int[] {3, 3, 1, 2, 2}));
s.insertEntries(0, 0, 99);
harness.check(Arrays.equals(s.getSizes(), new int[] {3, 3, 1, 2, 2}));
s.insertEntries(4, 0, 99);
harness.check(Arrays.equals(s.getSizes(), new int[] {3, 3, 1, 2, 2}));