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//===- cpp11-migrate/ReformattingTest.cpp - Reformatting unit tests -------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "Core/Reformatting.h"
#include "Core/FileOverrides.h"
#include "gtest/gtest.h"
#include "VirtualFileHelper.h"
using namespace clang;
using namespace clang::tooling;
namespace {
// convenience function to create a ChangedRanges containing one Range
ChangedRanges makeChangedRanges(unsigned Offset, unsigned Length) {
ChangedRanges Changes;
Replacements Replaces;
Replaces.insert(Replacement("", Offset, 0, std::string(Length, '~')));
Changes.adjustChangedRanges(Replaces);
return Changes;
}
} // end anonymous namespace
TEST(Reformatter, SingleReformat) {
VirtualFileHelper VFHelper;
llvm::StringRef FileName = "<test>";
VFHelper.mapFile(FileName, "int a;\n"
"int b;\n");
Reformatter ChangesReformatter(format::getLLVMStyle());
ChangedRanges Changes = makeChangedRanges(0, 6);
tooling::Replacements Replaces = ChangesReformatter.reformatSingleFile(
FileName, Changes, VFHelper.getNewSourceManager());
SourceOverrides Overrides(FileName, /*TrackChanges=*/false);
Overrides.applyReplacements(Replaces, VFHelper.getNewSourceManager(),
"reformatter");
std::string Expected, Result;
Expected = "int a;\n"
"int b;\n";
Result = Overrides.getMainFileContent();
EXPECT_EQ(Expected, Result);
}
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