*/
@GwtCompatible
@NullUnmarked
public class CharsetsTest extends TestCase {

  @J2ktIncompatible
  @GwtIncompatible // Non-UTF-8 Charset
  public void testUsAscii() {
    assertThat(Charsets.US_ASCII).isEqualTo(Charset.forName("US-ASCII"));
  }

  @J2ktIncompatible
  @GwtIncompatible // Non-UTF-8 Charset
  public void testIso88591() {
    assertThat(Charsets.ISO_8859_1).isEqualTo(Charset.forName("ISO-8859-1"));

  }

  @GwtIncompatible // BigIntegerMath // TODO(cpovirk): GWT-enable BigIntegerMath
  public void testConstantMaxPowerOfSqrt2Unsigned() {
    assertEquals(
        /* expected= */ BigIntegerMath.sqrt(BigInteger.ZERO.setBit(2 * Integer.SIZE - 1), FLOOR)
            .intValue(),
        /* actual= */ IntMath.MAX_POWER_OF_SQRT2_UNSIGNED);
  }

  @GwtIncompatible // pow()

      @Override
      @J2ktIncompatible
      @GwtIncompatible
            Object writeReplace() {
        return super.writeReplace();
      }
    };
  }

  // redeclare to help optimizers with b/310253115
  @SuppressWarnings("RedundantOverride")
  @Override
  @J2ktIncompatible
  @GwtIncompatible
    Object writeReplace() {
    return super.writeReplace();
  }

    assertThrows(NullPointerException.class, () -> Functions.toStringFunction().apply(null));
  }

  @J2ktIncompatible
  @GwtIncompatible // SerializableTester
  public void testToStringFunctionSerializable() {
    checkCanReserializeSingleton(Functions.toStringFunction());
  }

  @J2ktIncompatible
  @GwtIncompatible // NullPointerTester
  public void testNullPointerExceptions() {
    NullPointerTester tester = new NullPointerTester();

   *     versions.
   */
  @Deprecated
  @J2ktIncompatible
  @GwtIncompatible // getStackTraceElementMethod
  public static boolean lazyStackTraceIsLazy() {
    return getStackTraceElementMethod != null && getStackTraceDepthMethod != null;
  }

  @J2ktIncompatible
  @GwtIncompatible // invokeAccessibleNonThrowingMethod
  private static List<StackTraceElement> jlaStackTrace(Throwable t) {

      @Override
      @J2ktIncompatible
      @GwtIncompatible
            Object writeReplace() {
        return super.writeReplace();
      }
    };
  }

  // redeclare to help optimizers with b/310253115
  @SuppressWarnings("RedundantOverride")
  @Override
  @J2ktIncompatible
  @GwtIncompatible
    Object writeReplace() {
    return super.writeReplace();
  }

        .inOrder();
  }

  @GwtIncompatible // Splitter.onPattern
  public void testPatternSimpleSplit() {
    String simple = "a,b,c";
    Iterable<String> letters = Splitter.onPattern(",").split(simple);
    assertThat(letters).containsExactly("a", "b", "c").inOrder();
  }

  @GwtIncompatible // Splitter.onPattern
  public void testPatternSimpleSplitWithNoDelimiter() {

  }

  @J2ktIncompatible
  @GwtIncompatible // Only used by @GwtIncompatible code
  private static class MultisetHolder implements Serializable {
    private final Multiset<?> member;

    MultisetHolder(Multiset<?> multiset) {
      this.member = multiset;
    }

    @GwtIncompatible @J2ktIncompatible private static final long serialVersionUID = 1L;
  }

        assertFalse(isInBounds);
      }
    }
  }

  @GwtIncompatible // DoubleMath.roundToInt(double, RoundingMode)
  public void testRoundExactFractionalDoubleToIntFails() {
    for (double d : FRACTIONAL_DOUBLE_CANDIDATES) {
      assertThrows(ArithmeticException.class, () -> DoubleMath.roundToInt(d, UNNECESSARY));
    }
  }

  @GwtIncompatible // DoubleMath.roundToInt(double, RoundingMode)

  }

  // all remaining test are on an inner class with various fields
  @GwtIncompatible // Class names are obfuscated in GWT
  public void testToString_oneField() {
    String toTest = MoreObjects.toStringHelper(new TestClass()).add("field1", "Hello").toString();
    assertThat(toTest).isEqualTo("TestClass{field1=Hello}");
  }

  @GwtIncompatible // Class names are obfuscated in GWT
  public void testToString_oneIntegerField() {