54 lines
1.6 KiB
C++
54 lines
1.6 KiB
C++
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#include "llvm/Testing/Support/SupportHelpers.h"
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#include "llvm/ADT/SmallString.h"
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#include "llvm/ADT/Twine.h"
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#include "llvm/Support/Error.h"
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#include "llvm/Support/FileSystem.h"
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#include "llvm/Support/MemoryBuffer.h"
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#include "llvm/Support/Path.h"
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#include "gtest/gtest.h"
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using namespace llvm;
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using namespace llvm::unittest;
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static std::pair<bool, SmallString<128>> findSrcDirMap(StringRef Argv0) {
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SmallString<128> BaseDir = llvm::sys::path::parent_path(Argv0);
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llvm::sys::fs::make_absolute(BaseDir);
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SmallString<128> PathInSameDir = BaseDir;
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llvm::sys::path::append(PathInSameDir, "llvm.srcdir.txt");
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if (llvm::sys::fs::is_regular_file(PathInSameDir))
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return std::make_pair(true, std::move(PathInSameDir));
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SmallString<128> PathInParentDir = llvm::sys::path::parent_path(BaseDir);
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llvm::sys::path::append(PathInParentDir, "llvm.srcdir.txt");
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if (llvm::sys::fs::is_regular_file(PathInParentDir))
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return std::make_pair(true, std::move(PathInParentDir));
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return std::pair<bool, SmallString<128>>(false, {});
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}
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SmallString<128> llvm::unittest::getInputFileDirectory(const char *Argv0) {
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bool Found = false;
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SmallString<128> InputFilePath;
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std::tie(Found, InputFilePath) = findSrcDirMap(Argv0);
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EXPECT_TRUE(Found) << "Unit test source directory file does not exist.";
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auto File = MemoryBuffer::getFile(InputFilePath);
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EXPECT_TRUE(static_cast<bool>(File))
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<< "Could not open unit test source directory file.";
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InputFilePath.clear();
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InputFilePath.append((*File)->getBuffer().trim());
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llvm::sys::path::append(InputFilePath, "Inputs");
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llvm::sys::path::native(InputFilePath);
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return InputFilePath;
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}
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