eccodes/tests/codes_compare_keys.cc

58 lines
1.8 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 count = 0;
Assert(argc == 3);
f1 = fopen(argv[1], "rb");
f2 = fopen(argv[2], "rb");
Assert(f1 && f2);
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);
Assert(kiter);
while (grib_keys_iterator_next(kiter)) {
const char* name = grib_keys_iterator_get_name(kiter);
Assert(name);
err = codes_compare_key(h1, h2, name, 0);
if (err) {
fprintf(stderr, "key: %s (%s)\n", name, grib_get_error_message(err));
++count;
}
}
grib_keys_iterator_delete(kiter);
grib_handle_delete(h1);
grib_handle_delete(h2);
}
fclose(f1);
fclose(f2);
if (count > 0) {
fprintf(stderr, "\nComparison failed: %zu differences\n", count);
return 1;
}
return 0;
}