1 //===-- TestUtilities.cpp -------------------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #include "TestUtilities.h" 10 #include "llvm/ADT/SmallString.h" 11 #include "llvm/ObjectYAML/yaml2obj.h" 12 #include "llvm/Support/FileSystem.h" 13 #include "llvm/Support/Path.h" 14 #include "llvm/Support/Program.h" 15 #include "llvm/Support/YAMLTraits.h" 16 #include "gtest/gtest.h" 17 18 using namespace lldb_private; 19 20 extern const char *TestMainArgv0; 21 22 std::once_flag TestUtilities::g_debugger_initialize_flag; GetInputFilePath(const llvm::Twine & name)23std::string lldb_private::GetInputFilePath(const llvm::Twine &name) { 24 llvm::SmallString<128> result = llvm::sys::path::parent_path(TestMainArgv0); 25 llvm::sys::fs::make_absolute(result); 26 llvm::sys::path::append(result, "Inputs", name); 27 return std::string(result.str()); 28 } 29 fromYaml(llvm::StringRef Yaml)30llvm::Expected<TestFile> TestFile::fromYaml(llvm::StringRef Yaml) { 31 std::string Buffer; 32 llvm::raw_string_ostream OS(Buffer); 33 llvm::yaml::Input YIn(Yaml); 34 std::string ErrorMsg("convertYAML() failed: "); 35 if (!llvm::yaml::convertYAML(YIn, OS, [&ErrorMsg](const llvm::Twine &Msg) { 36 ErrorMsg += Msg.str(); 37 })) 38 return llvm::createStringError(llvm::inconvertibleErrorCode(), ErrorMsg); 39 return TestFile(std::move(Buffer)); 40 } 41 fromYamlFile(const llvm::Twine & Name)42llvm::Expected<TestFile> TestFile::fromYamlFile(const llvm::Twine &Name) { 43 auto BufferOrError = 44 llvm::MemoryBuffer::getFile(GetInputFilePath(Name), /*IsText=*/false, 45 /*RequiresNullTerminator=*/false); 46 if (!BufferOrError) 47 return llvm::errorCodeToError(BufferOrError.getError()); 48 return fromYaml(BufferOrError.get()->getBuffer()); 49 } 50