Add fuzzing targets

test/fuzz/websocket_server.cpp

@@ -0,0 +1,46 @@
+//
+// Copyright (c) 2024 Mikhail Khachayants
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+
+#include <boost/beast/websocket.hpp>
+#include <boost/beast/_experimental/test/stream.hpp>
+
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
+{
+    using namespace boost::beast;
+
+    error_code ec;
+    flat_buffer buffer;
+    net::io_context ioc;
+    test::stream remote{ioc};
+
+    websocket::stream<test::stream> ws{
+        ioc, string_view{reinterpret_cast<const char*>(data), size}};
+
+    ws.set_option(websocket::stream_base::decorator(
+        [](websocket::response_type& res)
+        {
+            res.set(http::field::server, "websocket-server-sync");
+        }));
+
+    websocket::permessage_deflate pd;
+    pd.server_enable = (size % 2) != 0;
+    pd.compLevel = static_cast<int>(size % 9);
+    ws.set_option(pd);
+
+    ws.next_layer().connect(remote);
+    ws.next_layer().close_remote();
+    ws.accept(ec);
+
+    if(!ec)
+    {
+        ws.read(buffer, ec);
+        ws.text(ws.got_text());
+        ws.write(buffer.data(), ec);
+    }
+
+    return 0;
+}