llvm-project/llvm/unittests/ObjectYAML/YAMLTest.cpp

//===- YAMLTest.cpp - Tests for Object YAML -------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#include "llvm/ObjectYAML/YAML.h"
#include "llvm/Support/YAMLTraits.h"
#include "gtest/gtest.h"

using namespace llvm;

struct BinaryHolder {
  yaml::BinaryRef Binary;
};

namespace llvm {
namespace yaml {
template <>
struct MappingTraits<BinaryHolder> {
  static void mapping(IO &IO, BinaryHolder &BH) {
    IO.mapRequired("Binary", BH.Binary);
  }
};
} // end namespace yaml
} // end namespace llvm

TEST(ObjectYAML, BinaryRef) {
  BinaryHolder BH;
  SmallVector<char, 32> Buf;
  llvm::raw_svector_ostream OS(Buf);
  yaml::Output YOut(OS);
  YOut << BH;
  EXPECT_NE(OS.str().find("''"), StringRef::npos);
}