llvm-project/clang/unittests/Format/FormatTestTableGen.cpp

60 lines
2.1 KiB
C++

//===- unittest/Format/FormatTestTableGen.cpp -----------------------------===//
//
// 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 "FormatTestUtils.h"
#include "clang/Format/Format.h"
#include "llvm/Support/Debug.h"
#include "gtest/gtest.h"
#define DEBUG_TYPE "format-test"
namespace clang {
namespace format {
class FormatTestTableGen : public ::testing::Test {
protected:
static std::string format(llvm::StringRef Code, unsigned Offset,
unsigned Length, const FormatStyle &Style) {
LLVM_DEBUG(llvm::errs() << "---\n");
LLVM_DEBUG(llvm::errs() << Code << "\n\n");
std::vector<tooling::Range> Ranges(1, tooling::Range(Offset, Length));
tooling::Replacements Replaces = reformat(Style, Code, Ranges);
auto Result = applyAllReplacements(Code, Replaces);
EXPECT_TRUE(static_cast<bool>(Result));
LLVM_DEBUG(llvm::errs() << "\n" << *Result << "\n\n");
return *Result;
}
static std::string format(llvm::StringRef Code) {
FormatStyle Style = getGoogleStyle(FormatStyle::LK_TableGen);
Style.ColumnLimit = 60; // To make writing tests easier.
return format(Code, 0, Code.size(), Style);
}
static void verifyFormat(llvm::StringRef Code) {
EXPECT_EQ(Code.str(), format(Code)) << "Expected code is not stable";
EXPECT_EQ(Code.str(), format(test::messUp(Code)));
}
};
TEST_F(FormatTestTableGen, FormatStringBreak) {
verifyFormat("include \"OptParser.td\"\n"
"def flag : Flag<\"--foo\">,\n"
" HelpText<\n"
" \"This is a very, very, very, very, \"\n"
" \"very, very, very, very, very, very, \"\n"
" \"very long help string\">;\n");
}
TEST_F(FormatTestTableGen, NoSpacesInSquareBracketLists) {
verifyFormat("def flag : Flag<[\"-\", \"--\"], \"foo\">;\n");
}
} // namespace format
} // end namespace clang