tests: Add fuzzing harness for various functions taking std::string as input

1 files changed, 10 insertions, 0 deletions

diff --git a/src/test/fuzz/util.h b/src/test/fuzz/util.h
index ff278aebcc..47f8d3fb27 100644
--- a/src/test/fuzz/util.h
+++ b/src/test/fuzz/util.h
@@ -25,6 +25,16 @@ NODISCARD inline std::vector<uint8_t> ConsumeRandomLengthByteVector(FuzzedDataPr
     return {s.begin(), s.end()};
 }
 
+NODISCARD inline std::vector<std::string> ConsumeRandomLengthStringVector(FuzzedDataProvider& fuzzed_data_provider, size_t max_vector_size = 16, size_t max_string_length = 16) noexcept
+{
+    const size_t n_elements = fuzzed_data_provider.ConsumeIntegralInRange<size_t>(0, max_vector_size);
+    std::vector<std::string> r;
+    for (size_t i = 0; i < n_elements; ++i) {
+        r.push_back(fuzzed_data_provider.ConsumeRandomLengthString(max_string_length));
+    }
+    return r;
+}
+
 template <typename T>
 NODISCARD inline Optional<T> ConsumeDeserializable(FuzzedDataProvider& fuzzed_data_provider, size_t max_length = 4096) noexcept
 {