From ee178dfcc1175e0af8163216c9c024f4bfc97965 Mon Sep 17 00:00:00 2001
From: stickies-v <stickies-v@protonmail.com>
Date: Thu, 7 Mar 2024 11:23:00 +0000
Subject: Add TimeOffsets helper class

This helper class is an alternative to CMedianFilter, but without a
lot of the special logic and exceptions that we needed while it was
still used for consensus.
---
 src/test/fuzz/timeoffsets.cpp | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 src/test/fuzz/timeoffsets.cpp

(limited to 'src/test/fuzz/timeoffsets.cpp')

diff --git a/src/test/fuzz/timeoffsets.cpp b/src/test/fuzz/timeoffsets.cpp
new file mode 100644
index 0000000000..019337a94a
--- /dev/null
+++ b/src/test/fuzz/timeoffsets.cpp
@@ -0,0 +1,28 @@
+// Copyright (c) 2024-present The Bitcoin Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#include <node/timeoffsets.h>
+#include <test/fuzz/FuzzedDataProvider.h>
+#include <test/fuzz/fuzz.h>
+#include <test/util/setup_common.h>
+
+#include <chrono>
+#include <cstdint>
+#include <functional>
+
+void initialize_timeoffsets()
+{
+    static const auto testing_setup = MakeNoLogFileContext<>(ChainType::MAIN);
+}
+
+FUZZ_TARGET(timeoffsets, .init = initialize_timeoffsets)
+{
+    FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());
+    TimeOffsets offsets{};
+    LIMITED_WHILE(fuzzed_data_provider.remaining_bytes() > 0, 4'000) {
+        (void)offsets.Median();
+        offsets.Add(std::chrono::seconds{fuzzed_data_provider.ConsumeIntegral<std::chrono::seconds::rep>()});
+        offsets.WarnIfOutOfSync();
+    }
+}
-- 
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