b *= b;
          }
      }
    }
  }

  /**
   * Returns the sum of {@code a} and {@code b} unless it would overflow or underflow in which case
   * {@code Long.MAX_VALUE} or {@code Long.MIN_VALUE} is returned, respectively.
   *
   * @since 20.0
   */
  // Whenever both tests are cheap and functional, it's faster to use &, | instead of &&, ||

        });

        assertThrows(IllegalArgumentException.class, () -> {
            transformHeader.setSignature(longSignature);
        });
    }

    @Test
    @DisplayName("Should handle buffer underflow during decode")
    void testBufferUnderflowDecode() {
        // Given
        byte[] shortBuffer = new byte[20]; // Too short for transform header

        // When/Then

        assertEquals(0, response.readSetupWireFormat(emptyBuffer, 0, 0));
        assertEquals(0, response.readDataWireFormat(emptyBuffer, 0, 0));

        // readParametersWireFormat would throw exception due to buffer underflow
        assertThrows(Exception.class, () -> {
            response.readParametersWireFormat(emptyBuffer, 0, 0);
        });
    }

    @Test
    @DisplayName("Test inherited behavior from parent class")

    checkState(xSumOfSquaresOfDeltas > 0.0);
    checkState(ySumOfSquaresOfDeltas > 0.0);
    // The product of two positive numbers can be zero if the multiplication underflowed. We
    // force a positive value by effectively rounding up to MIN_VALUE.
    double productOfSumsOfSquaresOfDeltas =
        ensurePositive(xSumOfSquaresOfDeltas * ySumOfSquaresOfDeltas);

        `TransformedDistribution`.
    *   Fix a bug in `import_meta_graph`'s handling of partitioned variables
        when
    *   Ensure `tf.distributions.Multinomial` doesn't underflow in `log_prob`.
        Before this change, all partitions of an integer variable were
        initialized with the shape of the unpartitioned variable; after this
        change they are initialized correctly.