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generator: add API tests

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This commit is contained in:
Andrew Poelstra 2017-08-30 18:08:40 +00:00
parent e93e886cb4
commit a3ad4a8668
2 changed files with 61 additions and 1 deletions
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2
include/secp256k1_generator.h
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@ -73,7 +73,7 @@ SECP256K1_API SECP256K1_WARN_UNUSED_RESULT int secp256k1_generator_generate(
*
* Returns: 0 in the highly unlikely case the seed is not acceptable or when
* blind is out of range. 1 otherwise.
* Args: ctx: a secp256k1 context object
* Args: ctx: a secp256k1 context object, initialized for signing
* Out: gen: a generator object
* In: seed32: a 32-byte seed
* blind32: a 32-byte secret value to blind the generator with.

60
src/modules/generator/tests_impl.h
View File

@ -17,6 +17,65 @@
#include "include/secp256k1_generator.h"
void test_generator_api(void) {
unsigned char key[32];
unsigned char blind[32];
unsigned char sergen[33];
secp256k1_context *none = secp256k1_context_create(SECP256K1_CONTEXT_NONE);
secp256k1_context *sign = secp256k1_context_create(SECP256K1_CONTEXT_SIGN);
secp256k1_context *vrfy = secp256k1_context_create(SECP256K1_CONTEXT_VERIFY);
secp256k1_generator gen;
int32_t ecount = 0;
secp256k1_context_set_error_callback(none, counting_illegal_callback_fn, &ecount);
secp256k1_context_set_error_callback(sign, counting_illegal_callback_fn, &ecount);
secp256k1_context_set_error_callback(vrfy, counting_illegal_callback_fn, &ecount);
secp256k1_context_set_illegal_callback(none, counting_illegal_callback_fn, &ecount);
secp256k1_context_set_illegal_callback(sign, counting_illegal_callback_fn, &ecount);
secp256k1_context_set_illegal_callback(vrfy, counting_illegal_callback_fn, &ecount);
secp256k1_rand256(key);
secp256k1_rand256(blind);
CHECK(secp256k1_generator_generate(none, &gen, key) == 1);
CHECK(ecount == 0);
CHECK(secp256k1_generator_generate(none, NULL, key) == 0);
CHECK(ecount == 1);
CHECK(secp256k1_generator_generate(none, &gen, NULL) == 0);
CHECK(ecount == 2);
CHECK(secp256k1_generator_generate_blinded(sign, &gen, key, blind) == 1);
CHECK(ecount == 2);
CHECK(secp256k1_generator_generate_blinded(vrfy, &gen, key, blind) == 0);
CHECK(ecount == 3);
CHECK(secp256k1_generator_generate_blinded(none, &gen, key, blind) == 0);
CHECK(ecount == 4);
CHECK(secp256k1_generator_generate_blinded(vrfy, NULL, key, blind) == 0);
CHECK(ecount == 5);
CHECK(secp256k1_generator_generate_blinded(vrfy, &gen, NULL, blind) == 0);
CHECK(ecount == 6);
CHECK(secp256k1_generator_generate_blinded(vrfy, &gen, key, NULL) == 0);
CHECK(ecount == 7);
CHECK(secp256k1_generator_serialize(none, sergen, &gen) == 1);
CHECK(ecount == 7);
CHECK(secp256k1_generator_serialize(none, NULL, &gen) == 0);
CHECK(ecount == 8);
CHECK(secp256k1_generator_serialize(none, sergen, NULL) == 0);
CHECK(ecount == 9);
CHECK(secp256k1_generator_serialize(none, sergen, &gen) == 1);
CHECK(secp256k1_generator_parse(none, &gen, sergen) == 1);
CHECK(ecount == 9);
CHECK(secp256k1_generator_parse(none, NULL, sergen) == 0);
CHECK(ecount == 10);
CHECK(secp256k1_generator_parse(none, &gen, NULL) == 0);
CHECK(ecount == 11);
secp256k1_context_destroy(none);
secp256k1_context_destroy(sign);
secp256k1_context_destroy(vrfy);
}
void test_shallue_van_de_woestijne(void) {
/* Matches with the output of the shallue_van_de_woestijne.sage SAGE program */
static const secp256k1_ge_storage results[32] = {
@ -133,6 +192,7 @@ void test_generator_generate(void) {
void run_generator_tests(void) {
test_shallue_van_de_woestijne();
test_generator_api();
test_generator_generate();
}