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Merge bitcoin-core/secp256k1#1122: tests: Randomize the context with probability 15/16 instead of 1/4

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17065f48ae261c6949dab74a7c197ac13b52eb1b tests: Randomize the context with probability 15/16 instead of 1/4 (Tim Ruffing)

Pull request description:

ACKs for top commit:
  sipa:
    ACK 17065f48ae261c6949dab74a7c197ac13b52eb1b
  jonasnick:
    ACK 17065f48ae261c6949dab74a7c197ac13b52eb1b

Tree-SHA512: 3b7005770007b922a294be610f23da60b0dde74dfd7585d64a2cb04eaa6ec879de8d21a0ade31c1857019a8dd97260fa3aa167ae16fc55027ef280a3e3feaa6d
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Jonas Nick 2022-07-11 11:18:58 +00:00
commit 6a873cc4a9
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1 changed files with 6 additions and 2 deletions
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src/tests.c
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@ -7086,11 +7086,15 @@ int main(int argc, char **argv) {
run_context_tests(0);
run_context_tests(1);
run_scratch_tests();
ctx = secp256k1_context_create(SECP256K1_CONTEXT_SIGN | SECP256K1_CONTEXT_VERIFY);
if (secp256k1_testrand_bits(1)) {
/* Randomize the context only with probability 15/16
to make sure we test without context randomization from time to time.
TODO Reconsider this when recalibrating the tests. */
if (secp256k1_testrand_bits(4)) {
unsigned char rand32[32];
secp256k1_testrand256(rand32);
CHECK(secp256k1_context_randomize(ctx, secp256k1_testrand_bits(1) ? rand32 : NULL));
CHECK(secp256k1_context_randomize(ctx, rand32));
}
run_rand_bits();