;
      }
      assertBitEquals(x, at.get());
      prev = x;
    }
  }

  /** getAndSet returns previous value and sets to given value */
  public void testGetAndSet() {
    double prev = Math.E;
    AtomicDouble at = new AtomicDouble(prev);
    for (double x : VALUES) {
      assertBitEquals(prev, at.getAndSet(x));
      prev = x;
    }
  }

        }
        assertBitEquals(x, aa.get(i));
        prev = x;
      }
    }
  }

  /** getAndSet returns previous value and sets to given value at given index */
  public void testGetAndSet() {
    AtomicDoubleArray aa = new AtomicDoubleArray(SIZE);
    for (int i : new int[] {0, SIZE - 1}) {
      double prev = 0.0;
      for (double x : VALUES) {
        assertBitEquals(prev, aa.getAndSet(i, x));

          ;
        }
        assertBitEquals(x, aa.get(i));
        prev = x;
      }
    }
  }

  /** getAndSet returns previous value and sets to given value at given index */
  public void testGetAndSet() {
    AtomicDoubleArray aa = new AtomicDoubleArray(SIZE);
    for (int i : new int[] {0, SIZE - 1}) {
      double prev = 0.0;
      for (double x : VALUES) {
        assertBitEquals(prev, aa.getAndSet(i, x));