eccodes/tests/codes_compare_keys.cc

91 lines
3.1 KiB
C++

/*
* (C) Copyright 2005- ECMWF.
*
* This software is licensed under the terms of the Apache Licence Version 2.0
* which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
*
* In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
* virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
*/
#include "grib_api_internal.h"
int main(int argc, char* argv[])
{
FILE* f1 = NULL;
FILE* f2 = NULL;
grib_handle* h1 = NULL;
grib_handle* h2 = NULL;
int err = 0;
size_t num_diffs = 0, i = 0;
char** list_provided_keys = NULL;
f1 = fopen(argv[1], "rb");
f2 = fopen(argv[2], "rb");
ECCODES_ASSERT(f1 && f2);
if (argc == 4) {
// List of keys is also given on the command line
char* input = argv[3];
list_provided_keys = string_split(input, ",");
}
while ((h1 = grib_handle_new_from_file(0, f1, &err)) != NULL && (h2 = grib_handle_new_from_file(0, f2, &err)) != NULL) {
grib_keys_iterator* kiter = NULL;
// Use namespace of NULL to get ALL keys
// Set flags to 0 to not filter any keys
//kiter = grib_keys_iterator_new(h1, /*flags=*/0, /*namespace=*/NULL);
kiter = grib_keys_iterator_new(h1, /*flags=*/GRIB_KEYS_ITERATOR_SKIP_COMPUTED, /*namespace=*/NULL);
ECCODES_ASSERT(kiter);
while (grib_keys_iterator_next(kiter)) {
const char* name = grib_keys_iterator_get_name(kiter);
ECCODES_ASSERT(name);
err = codes_compare_key(h1, h2, name, 0);
if (err) {
fprintf(stderr, "key: %s (%s)\n", name, grib_get_error_message(err));
++num_diffs;
}
}
// Some specific keys
codes_compare_key(h1, h2, "md5Headers", 0); // md5
codes_compare_key(h1, h2, "computeStatistics", 0); // statistics
codes_compare_key(h1, h2, "paramId", 0); // concept
codes_compare_key(h1, h2, "identifier", 0); // ascii
err = codes_compare_key(h1, h2, "abcdefghij", 0); // no such key
ECCODES_ASSERT(err == GRIB_NOT_FOUND);
if (list_provided_keys) {
for (i = 0; list_provided_keys[i] != NULL; ++i) {
const char* pkey = list_provided_keys[i];
//printf("Comparing provided key %s ...\n", list_provided_keys[i]);
err = codes_compare_key(h1, h2, pkey, 0);
if (err) {
fprintf(stderr, "key: %s (%s)\n", pkey, grib_get_error_message(err));
++num_diffs;
}
}
}
grib_keys_iterator_delete(kiter);
grib_handle_delete(h1);
grib_handle_delete(h2);
}
fclose(f1);
fclose(f2);
if (list_provided_keys) {
for (i = 0; list_provided_keys[i] != NULL; ++i) free(list_provided_keys[i]);
free(list_provided_keys);
}
if (num_diffs > 0) {
fprintf(stderr, "\nComparison failed: %zu differences\n", num_diffs);
return 1;
}
return 0;
}