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Differential D7608 Diff 23902 src/secp256k1/src/tests.c

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src/secp256k1/src/tests.c

Show First 20 Lines • Show All 359 Lines • ▼ Show 20 Linesvoid run_scratch_tests(void) {
/* Allocating 500 bytes succeeds */ /* Allocating 500 bytes succeeds */
checkpoint = secp256k1_scratch_checkpoint(&none->error_callback, scratch); checkpoint = secp256k1_scratch_checkpoint(&none->error_callback, scratch);
CHECK(secp256k1_scratch_alloc(&none->error_callback, scratch, 500) != NULL); CHECK(secp256k1_scratch_alloc(&none->error_callback, scratch, 500) != NULL);
CHECK(secp256k1_scratch_max_allocation(&none->error_callback, scratch, 0) == 1000 - adj_alloc); CHECK(secp256k1_scratch_max_allocation(&none->error_callback, scratch, 0) == 1000 - adj_alloc);
CHECK(secp256k1_scratch_max_allocation(&none->error_callback, scratch, 1) == 1000 - adj_alloc - (ALIGNMENT - 1)); CHECK(secp256k1_scratch_max_allocation(&none->error_callback, scratch, 1) == 1000 - adj_alloc - (ALIGNMENT - 1));
CHECK(scratch->alloc_size != 0); CHECK(scratch->alloc_size != 0);
CHECK(scratch->alloc_size % ALIGNMENT == 0); CHECK(scratch->alloc_size % ALIGNMENT == 0);
/* Allocating another 500 bytes fails */ /* Allocating another 501 bytes fails */
CHECK(secp256k1_scratch_alloc(&none->error_callback, scratch, 500) == NULL); CHECK(secp256k1_scratch_alloc(&none->error_callback, scratch, 501) == NULL);
CHECK(secp256k1_scratch_max_allocation(&none->error_callback, scratch, 0) == 1000 - adj_alloc); CHECK(secp256k1_scratch_max_allocation(&none->error_callback, scratch, 0) == 1000 - adj_alloc);
CHECK(secp256k1_scratch_max_allocation(&none->error_callback, scratch, 1) == 1000 - adj_alloc - (ALIGNMENT - 1)); CHECK(secp256k1_scratch_max_allocation(&none->error_callback, scratch, 1) == 1000 - adj_alloc - (ALIGNMENT - 1));
CHECK(scratch->alloc_size != 0); CHECK(scratch->alloc_size != 0);
CHECK(scratch->alloc_size % ALIGNMENT == 0); CHECK(scratch->alloc_size % ALIGNMENT == 0);
/* ...but it succeeds once we apply the checkpoint to undo it */ /* ...but it succeeds once we apply the checkpoint to undo it */
secp256k1_scratch_apply_checkpoint(&none->error_callback, scratch, checkpoint); secp256k1_scratch_apply_checkpoint(&none->error_callback, scratch, checkpoint);
CHECK(scratch->alloc_size == 0); CHECK(scratch->alloc_size == 0);
Show All 16 Linesvoid run_scratch_tests(void) {
scratch = &local_scratch; scratch = &local_scratch;
CHECK(!secp256k1_scratch_max_allocation(&none->error_callback, scratch, 0)); CHECK(!secp256k1_scratch_max_allocation(&none->error_callback, scratch, 0));
CHECK(ecount == 3); CHECK(ecount == 3);
CHECK(secp256k1_scratch_alloc(&none->error_callback, scratch, 500) == NULL); CHECK(secp256k1_scratch_alloc(&none->error_callback, scratch, 500) == NULL);
CHECK(ecount == 4); CHECK(ecount == 4);
secp256k1_scratch_space_destroy(none, scratch); secp256k1_scratch_space_destroy(none, scratch);
CHECK(ecount == 5); CHECK(ecount == 5);
/* Test that large integers do not wrap around in a bad way */
scratch = secp256k1_scratch_space_create(none, 1000);
/* Try max allocation with a large number of objects. Only makes sense if
* ALIGNMENT is greater than 1 because otherwise the objects take no extra
* space. */
CHECK(ALIGNMENT <= 1 || !secp256k1_scratch_max_allocation(&none->error_callback, scratch, (SIZE_MAX / (ALIGNMENT - 1)) + 1));
/* Try allocating SIZE_MAX to test wrap around which only happens if
* ALIGNMENT > 1, otherwise it returns NULL anyway because the scratch
* space is too small. */
CHECK(secp256k1_scratch_alloc(&none->error_callback, scratch, SIZE_MAX) == NULL);
secp256k1_scratch_space_destroy(none, scratch);
/* cleanup */ /* cleanup */
secp256k1_scratch_space_destroy(none, NULL); /* no-op */ secp256k1_scratch_space_destroy(none, NULL); /* no-op */
secp256k1_context_destroy(none); secp256k1_context_destroy(none);
} }
/***** HASH TESTS *****/ /***** HASH TESTS *****/
void run_sha256_tests(void) { void run_sha256_tests(void) {
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