aboutsummaryrefslogtreecommitdiffstats
path: root/src/catch2/generators/catch_generators_random.cpp
diff options
context:
space:
mode:
authorLexi Winter <lexi@le-fay.org>2025-06-29 19:25:29 +0100
committerLexi Winter <lexi@le-fay.org>2025-06-29 19:25:29 +0100
commitbc524d70253a4ab2fe40c3ca3e5666e267c0a4d1 (patch)
tree1e629e7b46b1d9972a973bc93fd100bcebd395be /src/catch2/generators/catch_generators_random.cpp
downloadnihil-bc524d70253a4ab2fe40c3ca3e5666e267c0a4d1.tar.gz
nihil-bc524d70253a4ab2fe40c3ca3e5666e267c0a4d1.tar.bz2
Diffstat (limited to 'src/catch2/generators/catch_generators_random.cpp')
-rw-r--r--src/catch2/generators/catch_generators_random.cpp41
1 files changed, 41 insertions, 0 deletions
diff --git a/src/catch2/generators/catch_generators_random.cpp b/src/catch2/generators/catch_generators_random.cpp
new file mode 100644
index 0000000..00a8e63
--- /dev/null
+++ b/src/catch2/generators/catch_generators_random.cpp
@@ -0,0 +1,41 @@
+
+// Copyright Catch2 Authors
+// Distributed under the Boost Software License, Version 1.0.
+// (See accompanying file LICENSE.txt or copy at
+// https://www.boost.org/LICENSE_1_0.txt)
+
+// SPDX-License-Identifier: BSL-1.0
+
+#include <catch2/generators/catch_generators_random.hpp>
+#include <catch2/internal/catch_context.hpp>
+
+#include <random>
+
+namespace Catch {
+ namespace Generators {
+ namespace Detail {
+ std::uint32_t getSeed() { return sharedRng()(); }
+ } // namespace Detail
+
+ struct RandomFloatingGenerator<long double>::PImpl {
+ PImpl( long double a, long double b, uint32_t seed ):
+ rng( seed ), dist( a, b ) {}
+
+ Catch::SimplePcg32 rng;
+ std::uniform_real_distribution<long double> dist;
+ };
+
+ RandomFloatingGenerator<long double>::RandomFloatingGenerator(
+ long double a, long double b, std::uint32_t seed) :
+ m_pimpl(Catch::Detail::make_unique<PImpl>(a, b, seed)) {
+ static_cast<void>( next() );
+ }
+
+ RandomFloatingGenerator<long double>::~RandomFloatingGenerator() =
+ default;
+ bool RandomFloatingGenerator<long double>::next() {
+ m_current_number = m_pimpl->dist( m_pimpl->rng );
+ return true;
+ }
+ } // namespace Generators
+} // namespace Catch