for (int i = 0; i <= 0xff; i++) {
        assertThat(UnsignedBytes.toString((byte) i, radix)).isEqualTo(Integer.toString(i, radix));
      }
    }
  }

  public void testJoin() {
    assertThat(UnsignedBytes.join(",", new byte[] {})).isEmpty();
    assertThat(UnsignedBytes.join(",", new byte[] {(byte) 1})).isEqualTo("1");
    assertThat(UnsignedBytes.join(",", (byte) 1, (byte) 2)).isEqualTo("1,2");

    for (long a : UNSIGNED_INTS) {
      for (int base : bases) {
        assertThat(Long.toString(a, base)).isEqualTo(UnsignedInts.toString((int) a, base));
      }
    }
  }

  public void testJoin() {
    assertThat(join()).isEmpty();
    assertThat(join(1)).isEqualTo("1");
    assertThat(join(1, 2)).isEqualTo("1,2");
    assertThat(join(-1, Integer.MIN_VALUE)).isEqualTo("4294967295,2147483648");

    assertThrows(IllegalArgumentException.class, () -> Chars.ensureCapacity(ARRAY1, -1, 1));
    assertThrows(IllegalArgumentException.class, () -> Chars.ensureCapacity(ARRAY1, 1, -1));
  }

  public void testJoin() {
    assertThat(Chars.join(",", EMPTY)).isEmpty();
    assertThat(Chars.join(",", '1')).isEqualTo("1");
    assertThat(Chars.join(",", '1', '2')).isEqualTo("1,2");

    assertThrows(IllegalArgumentException.class, () -> Doubles.ensureCapacity(ARRAY1, 1, -1));
  }

  @GwtIncompatible // Double.toString returns different value in GWT.
  public void testJoin() {
    assertThat(Doubles.join(",", EMPTY)).isEmpty();
    assertThat(Doubles.join(",", ARRAY1)).isEqualTo("1.0");
    assertThat(Doubles.join(",", 1.0, 2.0)).isEqualTo("1.0,2.0");

    assertThrows(IllegalArgumentException.class, () -> Ints.ensureCapacity(ARRAY1, -1, 1));
    assertThrows(IllegalArgumentException.class, () -> Ints.ensureCapacity(ARRAY1, 1, -1));
  }

  public void testJoin() {
    assertThat(Ints.join(",", EMPTY)).isEmpty();
    assertThat(Ints.join(",", ARRAY1)).isEqualTo("1");
    assertThat(Ints.join(",", (int) 1, (int) 2)).isEqualTo("1,2");

    assertThrows(IllegalArgumentException.class, () -> Booleans.ensureCapacity(ARRAY_FALSE, -1, 1));
    assertThrows(IllegalArgumentException.class, () -> Booleans.ensureCapacity(ARRAY_FALSE, 1, -1));
  }

  public void testJoin() {
    assertThat(Booleans.join(",", EMPTY)).isEmpty();
    assertThat(Booleans.join(",", ARRAY_FALSE)).isEqualTo("false");
    assertThat(Booleans.join(",", false, true)).isEqualTo("false,true");

    assertThrows(IllegalArgumentException.class, () -> Shorts.ensureCapacity(ARRAY1, -1, 1));
    assertThrows(IllegalArgumentException.class, () -> Shorts.ensureCapacity(ARRAY1, 1, -1));
  }

  public void testJoin() {
    assertThat(Shorts.join(",", EMPTY)).isEmpty();
    assertThat(Shorts.join(",", ARRAY1)).isEqualTo("1");
    assertThat(Shorts.join(",", (short) 1, (short) 2)).isEqualTo("1,2");

          }
        };

    assertThat(FluentIterable.from(iterable).copyInto(list))
        .containsExactly(1, 2, 3, 9, 8, 7)
        .inOrder();
  }

  public void testJoin() {
    assertEquals("2,1,3,4", fluent(2, 1, 3, 4).join(Joiner.on(",")));
  }

  public void testJoin_empty() {
    assertEquals("", fluent().join(Joiner.on(",")));
  }

  public void testGet() {

    assertThat(longManyValuesAccumulatorByAddAllIterator.max()).isEqualTo(LONG_MANY_VALUES_MAX);
    assertThat(longManyValuesAccumulatorByAddAllVarargs.max()).isEqualTo(LONG_MANY_VALUES_MAX);
  }

  public void testMin() {
    assertThrows(IllegalStateException.class, () -> emptyAccumulator.min());
    assertThrows(IllegalStateException.class, () -> emptyAccumulatorByAddAllEmptyIterable.min());