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f8d10d5ac9
Pull out common base class for formatting unit tests, removing duplicate code that accumulated over the years. Pull out macro expansion test into its own test file.
85 lines
3.3 KiB
C++
85 lines
3.3 KiB
C++
//===- unittest/Format/FormatReplacementTest.cpp - Formatting unit test ---===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "../Tooling/ReplacementTest.h"
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#include "clang/Format/Format.h"
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namespace clang {
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namespace tooling {
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namespace {
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using format::FormatStyle;
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using format::getLLVMStyle;
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TEST_F(ReplacementTest, FormatCodeAfterReplacements) {
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// Column limit is 20.
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std::string Code = "Type *a =\n"
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" new Type();\n"
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"g(iiiii, 0, jjjjj,\n"
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" 0, kkkkk, 0, mm);\n"
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"int bad = format ;";
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std::string Expected = "auto a = new Type();\n"
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"g(iiiii, nullptr,\n"
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" jjjjj, nullptr,\n"
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" kkkkk, nullptr,\n"
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" mm);\n"
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"int bad = format ;";
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FileID ID = Context.createInMemoryFile("format.cpp", Code);
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tooling::Replacements Replaces = toReplacements(
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{tooling::Replacement(Context.Sources, Context.getLocation(ID, 1, 1), 6,
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"auto "),
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tooling::Replacement(Context.Sources, Context.getLocation(ID, 3, 10), 1,
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"nullptr"),
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tooling::Replacement(Context.Sources, Context.getLocation(ID, 4, 3), 1,
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"nullptr"),
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tooling::Replacement(Context.Sources, Context.getLocation(ID, 4, 13), 1,
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"nullptr")});
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FormatStyle Style = getLLVMStyle();
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Style.ColumnLimit = 20; // Set column limit to 20 to increase readibility.
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auto FormattedReplaces = formatReplacements(Code, Replaces, Style);
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EXPECT_TRUE(static_cast<bool>(FormattedReplaces))
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<< llvm::toString(FormattedReplaces.takeError()) << "\n";
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auto Result = applyAllReplacements(Code, *FormattedReplaces);
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EXPECT_TRUE(static_cast<bool>(Result));
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EXPECT_EQ(Expected, *Result);
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}
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TEST_F(ReplacementTest, SortIncludesAfterReplacement) {
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std::string Code = "#include \"a.h\"\n"
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"#include \"c.h\"\n"
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"\n"
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"int main() {\n"
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" return 0;\n"
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"}";
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std::string Expected = "#include \"a.h\"\n"
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"#include \"b.h\"\n"
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"#include \"c.h\"\n"
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"\n"
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"int main() {\n"
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" return 0;\n"
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"}";
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FileID ID = Context.createInMemoryFile("fix.cpp", Code);
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tooling::Replacements Replaces = toReplacements(
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{tooling::Replacement(Context.Sources, Context.getLocation(ID, 1, 1), 0,
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"#include \"b.h\"\n")});
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FormatStyle Style = getLLVMStyle();
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Style.SortIncludes = FormatStyle::SI_CaseSensitive;
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auto FormattedReplaces = formatReplacements(Code, Replaces, Style);
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EXPECT_TRUE(static_cast<bool>(FormattedReplaces))
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<< llvm::toString(FormattedReplaces.takeError()) << "\n";
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auto Result = applyAllReplacements(Code, *FormattedReplaces);
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EXPECT_TRUE(static_cast<bool>(Result));
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EXPECT_EQ(Expected, *Result);
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}
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} // namespace
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} // namespace tooling
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} // namespace clang
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