}
          }
        };

    assertEquals(0, (int) iter.peek());
    assertEquals(0, (int) iter.peek());
    assertTrue(iter.hasNext());
    assertEquals(0, (int) iter.peek());
    assertEquals(0, (int) iter.next());

    assertEquals(1, (int) iter.peek());
    assertEquals(1, (int) iter.next());

    try {
      iter.peek();

    reserializeAndAssert(DiscreteDomain.longs());
    reserializeAndAssert(DiscreteDomain.bigIntegers());
  }

  public void testIntegersOffset() {
    assertEquals(1, DiscreteDomain.integers().offset(0, 1).intValue());
    assertEquals(
        Integer.MAX_VALUE,
        DiscreteDomain.integers().offset(Integer.MIN_VALUE, (1L << 32) - 1).intValue());
  }

  public void testIntegersOffsetExceptions() {

            Object[] array = s.toArray();
            for (int i = 0; i < 2; i++) {
                assertEquals(values[i], array[i]);
            }
        });
    }

    public void test_ofNull() {
        assertEquals(0, (int) StreamUtil.stream().get(s -> s.toArray().length));
        Object[] o = {};
        assertEquals(0, (int) StreamUtil.stream(o).get(s -> s.toArray().length));

            return NO_CHARS;
          }
        };
    EscaperAsserts.assertBasic(escaper);
    assertEquals("<tab>Fish <and> Chips<newline>", escaper.escape("\tFish & Chips\n"));

    // Verify that everything else is left unescaped.
    String safeChars = "\0\u0100\uD800\uDC00\uFFFF";
    assertEquals(safeChars, escaper.escape(safeChars));

    // Ensure that Unicode escapers behave correctly wrt badly formed input.

  private static final Object OBJECT = new Object();

  public void testNewReference() throws Exception {
    assertEquals(null, Atomics.newReference().get());
  }

  public void testNewReference_withInitialValue() throws Exception {
    assertEquals(null, Atomics.newReference(null).get());
    assertEquals(OBJECT, Atomics.newReference(OBJECT).get());
  }

  public void testNewReferenceArray_withLength() throws Exception {

  private static final Object OBJECT = new Object();

  public void testNewReference() throws Exception {
    assertEquals(null, Atomics.newReference().get());
  }

  public void testNewReference_withInitialValue() throws Exception {
    assertEquals(null, Atomics.newReference(null).get());
    assertEquals(OBJECT, Atomics.newReference(OBJECT).get());
  }

  public void testNewReferenceArray_withLength() throws Exception {

  }

  public void testOrderedPermutationSetSizeOverflow() {
    // 12 elements won't overflow
    assertEquals(
        479001600 /*12!*/,
        Collections2.orderedPermutations(newArrayList(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12))
            .size());
    // 13 elements overflow an int
    assertEquals(
        Integer.MAX_VALUE,

  }

  public void testOrderedPermutationSetSizeOverflow() {
    // 12 elements won't overflow
    assertEquals(
        479001600 /*12!*/,
        Collections2.orderedPermutations(newArrayList(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12))
            .size());
    // 13 elements overflow an int
    assertEquals(
        Integer.MAX_VALUE,

        assertNotNull(res.getClasspath(), "null classpath after runtime transform");
        assertEquals(4, res.getClasspath().size(), "runtime classpath should have 4 entries");

        ArtifactMetadata md = res.getClasspath().get(3);
        assertEquals("1.1", md.getVersion(), "runtime artifact version should be 1.1");
    }

    assertEquals(2, stats.missCount());
    assertEquals(3, stats.loadSuccessCount());
    assertEquals(0, stats.loadExceptionCount());
    assertEquals(0, stats.hitCount());

    assertSame(key, cache.get(key));
    stats = cache.stats();
    assertEquals(2, stats.missCount());
    assertEquals(3, stats.loadSuccessCount());
    assertEquals(0, stats.loadExceptionCount());
    assertEquals(1, stats.hitCount());