ceph/src/jaegertracing/opentelemetry-cpp/third_party/nlohmann-json/test/thirdparty/Fuzzer/test/FourIndependentBranchesTest.cpp

   1 // This file is distributed under the University of Illinois Open Source
   2 // License. See LICENSE.TXT for details.
   3
   4 // Simple test for a fuzzer. The fuzzer must find the string "FUZZ".
   5 #include <cstdint>
   6 #include <cstdlib>
   7 #include <cstddef>
   8 #include <iostream>
   9
  10 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
  11   int bits = 0;
  12   if (Size > 0 && Data[0] == 'F') bits |= 1;
  13   if (Size > 1 && Data[1] == 'U') bits |= 2;
  14   if (Size > 2 && Data[2] == 'Z') bits |= 4;
  15   if (Size > 3 && Data[3] == 'Z') bits |= 8;
  16   if (bits == 15) {
  17     std::cerr <<  "BINGO!\n";
  18     exit(1);
  19   }
  20   return 0;
  21 }
  22