mirror of https://github.com/ecmwf/eccodes.git
ECC-1416: Further tests
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@ -8,11 +8,6 @@
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* virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
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*/
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/**************************************
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* Enrico Fucile
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**************************************/
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#include "grib_api_internal.h"
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#include <math.h>
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#ifdef ECCODES_ON_WINDOWS
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@ -191,9 +186,6 @@ static int get_scaled_value_and_scale_factor_algorithm1(
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int64_t value = 0;
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factor = floor(log10(maximum_value)) - floor(log10(input < 0 ? -input : input));
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if (factor > maximum_factor) {
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return GRIB_INTERNAL_ERROR;
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}
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value = (int64_t)round(input * pow(10, factor));
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while ((value % 10 == 0) && (factor > 0)) {
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value /= 10;
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@ -201,7 +193,7 @@ static int get_scaled_value_and_scale_factor_algorithm1(
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}
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if (value >= maximum_value)
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return GRIB_INTERNAL_ERROR;
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if (factor >= maximum_factor)
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if (factor > maximum_factor)
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return GRIB_INTERNAL_ERROR;
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*ret_factor = factor;
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@ -258,7 +250,7 @@ static int get_scaled_value_and_scale_factor_algorithm2(
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static int pack_double(grib_accessor* a, const double* val, size_t* len)
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{
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/* See ECC-979 */
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/* See ECC-979 and ECC-1416 */
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/* Evaluate self->scaleFactor and self->scaledValue from input double '*val' */
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grib_accessor_from_scale_factor_scaled_value* self = (grib_accessor_from_scale_factor_scaled_value*)a;
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grib_handle* hand = grib_handle_of_accessor(a);
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@ -267,7 +259,8 @@ static int pack_double(grib_accessor* a, const double* val, size_t* len)
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int64_t value = 0;
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double exact = *val; /*the input*/
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int64_t maxval_value, maxval_factor; /*maximum allowable values*/
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grib_accessor *accessor_factor, *accessor_value;
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int value_accessor_num_bits = 0, factor_accessor_num_bits = 0;
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grib_accessor *factor_accessor, *value_accessor;
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if (exact == 0) {
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if ((err = grib_set_long_internal(hand, self->scaleFactor, 0)) != GRIB_SUCCESS)
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@ -285,14 +278,19 @@ static int pack_double(grib_accessor* a, const double* val, size_t* len)
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return GRIB_SUCCESS;
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}
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accessor_factor = grib_find_accessor(hand, self->scaleFactor);
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accessor_value = grib_find_accessor(hand, self->scaledValue);
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if (!accessor_factor || !accessor_value) {
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factor_accessor = grib_find_accessor(hand, self->scaleFactor);
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value_accessor = grib_find_accessor(hand, self->scaledValue);
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if (!factor_accessor || !value_accessor) {
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grib_context_log(a->context, GRIB_LOG_ERROR, "Could not access keys %s and %s", self->scaleFactor, self->scaledValue);
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return GRIB_ENCODING_ERROR;
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}
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maxval_value = (1UL << (accessor_value->length * 8)) - 2; /* exclude missing */
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maxval_factor = (1UL << (accessor_factor->length * 8)) - 2; /* exclude missing */
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value_accessor_num_bits = value_accessor->length * 8;
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factor_accessor_num_bits = factor_accessor->length * 8;
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maxval_value = (1UL << value_accessor_num_bits) - 2; /* exclude missing */
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maxval_factor = (1UL << factor_accessor_num_bits) - 2; /* exclude missing */
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if (strcmp(factor_accessor->cclass->name,"signed")==0) {
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maxval_factor = (1UL << (factor_accessor_num_bits - 1)) - 1;
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}
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err = get_scaled_value_and_scale_factor_algorithm1(exact, maxval_value, maxval_factor, &value, &factor);
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if (err) {
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@ -360,14 +358,14 @@ static int unpack_double(grib_accessor* a, double* val, size_t* len)
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static int is_missing(grib_accessor* a)
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{
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grib_accessor_from_scale_factor_scaled_value* self = (grib_accessor_from_scale_factor_scaled_value*)a;
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int err = 0;
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long scaleFactor = 0;
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long scaledValue = 0;
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grib_handle* hand = grib_handle_of_accessor(a);
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int err = 0;
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long scaleFactor = 0, scaledValue = 0;
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if ((err = grib_get_long_internal(grib_handle_of_accessor(a), self->scaleFactor, &scaleFactor)) != GRIB_SUCCESS)
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if ((err = grib_get_long_internal(hand, self->scaleFactor, &scaleFactor)) != GRIB_SUCCESS)
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return err;
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if ((err = grib_get_long_internal(grib_handle_of_accessor(a), self->scaledValue, &scaledValue)) != GRIB_SUCCESS)
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if ((err = grib_get_long_internal(hand, self->scaledValue, &scaledValue)) != GRIB_SUCCESS)
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return err;
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return ((scaleFactor == GRIB_MISSING_LONG) || (scaledValue == GRIB_MISSING_LONG));
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@ -88,25 +88,28 @@ ${tools_dir}/grib_set -s lowerLimit=-6.6,upperLimit=-1.02 $tempGrib $temp2
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grib_check_key_equals $temp2 scaleFactorOfLowerLimit,scaledValueOfLowerLimit,lowerLimit "1 -66 -6.6"
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grib_check_key_equals $temp2 scaleFactorOfUpperLimit,scaledValueOfUpperLimit,upperLimit "2 -102 -1.02"
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# input factor value
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set_lowerLimit_and_check 0 0 0
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set_lowerLimit_and_check 1 0 1
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set_lowerLimit_and_check 550 0 550
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set_lowerLimit_and_check -99 0 -99
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set_lowerLimit_and_check 6.77 2 677
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set_lowerLimit_and_check 0.001 3 1
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set_lowerLimit_and_check -6.6 1 -66
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set_lowerLimit_and_check -1.02 2 -102
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set_lowerLimit_and_check 3e-05 5 3
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set_lowerLimit_and_check -3.9e-05 6 -39
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set_lowerLimit_and_check 3.14e-06 8 314
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set_lowerLimit_and_check 3.14e-07 9 314
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set_lowerLimit_and_check 3e-08 8 3
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set_lowerLimit_and_check -3e-08 8 -3
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set_lowerLimit_and_check 1e-10 10 1
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set_lowerLimit_and_check 3.14e-09 11 314
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set_lowerLimit_and_check 1.23e-05 7 123
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set_lowerLimit_and_check -3.1456e-09 13 -31456
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# input factor value
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set_lowerLimit_and_check 0 0 0
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set_lowerLimit_and_check 1 0 1
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set_lowerLimit_and_check 550 0 550
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set_lowerLimit_and_check -99 0 -99
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set_lowerLimit_and_check 6.77 2 677
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set_lowerLimit_and_check 0.001 3 1
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set_lowerLimit_and_check -6.6 1 -66
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set_lowerLimit_and_check -1.02 2 -102
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set_lowerLimit_and_check 3e-05 5 3
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set_lowerLimit_and_check -3.9e-05 6 -39
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set_lowerLimit_and_check 3.14e-06 8 314
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set_lowerLimit_and_check 3.14e-07 9 314
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set_lowerLimit_and_check 3e-08 8 3
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set_lowerLimit_and_check -3e-08 8 -3
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set_lowerLimit_and_check 1e-10 10 1
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set_lowerLimit_and_check 3.14e-09 11 314
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set_lowerLimit_and_check 1.23e-05 7 123
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set_lowerLimit_and_check -3.1456e-09 13 -31456
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set_lowerLimit_and_check 9e-126 126 9
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set_lowerLimit_and_check 6e-127 127 6
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# Clean up
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rm -f $tempGrib $tempFilt $temp2
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