From e2e65a8c8b816a066da1f7a4843ca7f504c2b3d9 Mon Sep 17 00:00:00 2001 From: David Robillard Date: Fri, 22 Sep 2023 23:12:28 -0400 Subject: Improve test suite code coverage --- test/test_data.h | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) (limited to 'test/test_data.h') diff --git a/test/test_data.h b/test/test_data.h index 603a6c2..bc61cfd 100644 --- a/test/test_data.h +++ b/test/test_data.h @@ -1,4 +1,4 @@ -// Copyright 2011-2021 David Robillard +// Copyright 2011-2023 David Robillard // SPDX-License-Identifier: ISC #ifndef ZIX_TEST_DATA_H @@ -46,12 +46,11 @@ unique_rand(size_t i) // Largest prime < 2^32 which satisfies (2^32 = 3 mod 4) static const size_t prime = 4294967291U; - if (i >= prime) { - return i; // Values >= prime are mapped to themselves - } const size_t residue = (size_t)(((uint64_t)i * i) % prime); - return (i <= prime / 2) ? residue : prime - residue; + return (i >= prime) ? i // Values >= prime are mapped to themselves + : (i <= prime / 2) ? residue + : prime - residue; } #endif // ZIX_TEST_DATA_H -- cgit v1.2.1