Move ObjectYAML code to a new library.

It is only ever used by obj2yaml and yaml2obj. No point in linking it
everywhere.

llvm-svn: 262368

1 files changed, 38 insertions, 0 deletions

diff --git a/llvm/unittests/ObjectYAML/YAMLTest.cpp b/llvm/unittests/ObjectYAML/YAMLTest.cpp
new file mode 100644
index 00000000000..606e160d19a
--- /dev/null
+++ b/llvm/unittests/ObjectYAML/YAMLTest.cpp
@@ -0,0 +1,38 @@
+//===- YAMLTest.cpp - Tests for Object YAML -------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#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);
+}