testStreamingEncodingWithSeparators(enc, "foobar", "Zm9vYmFy");
  }

  public void testBase64Offset() {
    testEncodesWithOffset(base64(), "foobar", 0, 6, "Zm9vYmFy");
    testEncodesWithOffset(base64(), "foobar", 1, 5, "b29iYXI=");
    testEncodesWithOffset(base64(), "foobar", 2, 3, "b2Jh");
    testEncodesWithOffset(base64(), "foobar", 3, 1, "Yg==");
    testEncodesWithOffset(base64(), "foobar", 4, 0, "");
  }

    assertThat(LOWER_CAMEL.to(LOWER_CAMEL, "foo")).isEqualTo("foo");
    assertThat(LOWER_CAMEL.to(LOWER_CAMEL, "fooBar")).isEqualTo("fooBar");
  }

  public void testLowerCamelToUpperCamel() {
    assertThat(LOWER_CAMEL.to(UPPER_CAMEL, "foo")).isEqualTo("Foo");
    assertThat(LOWER_CAMEL.to(UPPER_CAMEL, "fooBar")).isEqualTo("FooBar");
    assertThat(LOWER_CAMEL.to(UPPER_CAMEL, "hTTP")).isEqualTo("HTTP");
  }

    testStreamingEncodingWithSeparators(enc, "foobar", "Zm9vYmFy");
  }

  public void testBase64Offset() {
    testEncodesWithOffset(base64(), "foobar", 0, 6, "Zm9vYmFy");
    testEncodesWithOffset(base64(), "foobar", 1, 5, "b29iYXI=");
    testEncodesWithOffset(base64(), "foobar", 2, 3, "b2Jh");
    testEncodesWithOffset(base64(), "foobar", 3, 1, "Yg==");
    testEncodesWithOffset(base64(), "foobar", 4, 0, "");
  }

        }
        return difference(multiset1, multiset2);
      }
    };
  }

  private static final ImmutableMultiset<String> ELEMENTS_TO_FILTER_OUT =
      ImmutableMultiset.of("foobar", "bazfoo", "foobar", "foobar");

  private static final Predicate<String> PREDICATE = not(Predicates.in(ELEMENTS_TO_FILTER_OUT));

  private static TestStringMultisetGenerator filteredGenerator() {

        }
        return difference(multiset1, multiset2);
      }
    };
  }

  private static final ImmutableMultiset<String> ELEMENTS_TO_FILTER_OUT =
      ImmutableMultiset.of("foobar", "bazfoo", "foobar", "foobar");

  private static final Predicate<String> PREDICATE = not(Predicates.in(ELEMENTS_TO_FILTER_OUT));

  private static TestStringMultisetGenerator filteredGenerator() {

  })
  public void testEqual() throws Exception {
    assertTrue(Objects.equal(1, 1));
    assertTrue(Objects.equal(null, null));

    // test distinct string objects
    String s1 = "foobar";
    String s2 = new String(s1);
    assertTrue(Objects.equal(s1, s2));

    assertFalse(Objects.equal(s1, null));
    assertFalse(Objects.equal(null, s1));
    assertFalse(Objects.equal("foo", "bar"));

  }

  public void testEncodedLength_invalidStrings() {
    testEncodedLengthFails(newString(MIN_HIGH_SURROGATE), 0);
    testEncodedLengthFails("foobar" + newString(MIN_HIGH_SURROGATE), 6);
    testEncodedLengthFails(newString(MIN_LOW_SURROGATE), 0);
    testEncodedLengthFails("foobar" + newString(MIN_LOW_SURROGATE), 6);
    testEncodedLengthFails(newString(MIN_HIGH_SURROGATE, MIN_HIGH_SURROGATE), 0);
  }

  }

  public void testRemoveFromStringHeap() {
    MinMaxPriorityQueue<String> mmHeap =
        rawtypeToWildcard(MinMaxPriorityQueue.expectedSize(5)).create();
    Collections.addAll(mmHeap, "foo", "bar", "foobar", "barfoo", "larry", "sergey", "eric");
    assertTrue("Heap is not intact initially", mmHeap.isIntact());
    assertEquals("bar", mmHeap.peek());
    assertEquals("sergey", mmHeap.peekLast());