407 lines
15 KiB
C++
407 lines
15 KiB
C++
//===- NamespaceEndCommentsFixerTest.cpp - Formatting unit tests ----------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "clang/Format/Format.h"
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#include "clang/Frontend/TextDiagnosticPrinter.h"
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#include "llvm/Support/Debug.h"
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#include "gtest/gtest.h"
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#define DEBUG_TYPE "namespace-end-comments-fixer-test"
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namespace clang {
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namespace format {
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namespace {
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class NamespaceEndCommentsFixerTest : public ::testing::Test {
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protected:
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std::string
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fixNamespaceEndComments(llvm::StringRef Code,
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std::vector<tooling::Range> Ranges,
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const FormatStyle &Style = getLLVMStyle()) {
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DEBUG(llvm::errs() << "---\n");
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DEBUG(llvm::errs() << Code << "\n\n");
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tooling::Replacements Replaces =
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clang::format::fixNamespaceEndComments(Style, Code, Ranges, "<stdin>");
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auto Result = applyAllReplacements(Code, Replaces);
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EXPECT_TRUE(static_cast<bool>(Result));
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DEBUG(llvm::errs() << "\n" << *Result << "\n\n");
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return *Result;
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}
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std::string
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fixNamespaceEndComments(llvm::StringRef Code,
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const FormatStyle &Style = getLLVMStyle()) {
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return fixNamespaceEndComments(
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Code,
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/*Ranges=*/{1, tooling::Range(0, Code.size())}, Style);
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}
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};
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TEST_F(NamespaceEndCommentsFixerTest, AddsEndComment) {
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EXPECT_EQ("namespace {\n"
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" int i;\n"
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" int j;\n"
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"}// namespace",
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fixNamespaceEndComments("namespace {\n"
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" int i;\n"
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" int j;\n"
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"}"));
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EXPECT_EQ("namespace {\n"
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" int i;\n"
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" int j;\n"
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"}// namespace\n",
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fixNamespaceEndComments("namespace {\n"
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" int i;\n"
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" int j;\n"
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"}\n"));
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EXPECT_EQ("namespace A {\n"
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" int i;\n"
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" int j;\n"
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"}// namespace A",
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fixNamespaceEndComments("namespace A {\n"
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" int i;\n"
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" int j;\n"
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"}"));
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EXPECT_EQ("inline namespace A {\n"
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" int i;\n"
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" int j;\n"
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"}// namespace A",
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fixNamespaceEndComments("inline namespace A {\n"
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" int i;\n"
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" int j;\n"
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"}"));
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EXPECT_EQ("namespace ::A {\n"
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" int i;\n"
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" int j;\n"
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"}// namespace ::A",
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fixNamespaceEndComments("namespace ::A {\n"
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" int i;\n"
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" int j;\n"
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"}"));
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EXPECT_EQ("namespace ::A::B {\n"
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" int i;\n"
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" int j;\n"
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"}// namespace ::A::B",
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fixNamespaceEndComments("namespace ::A::B {\n"
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" int i;\n"
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" int j;\n"
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"}"));
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EXPECT_EQ("namespace /**/::/**/A/**/::/**/B/**/ {\n"
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" int i;\n"
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" int j;\n"
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"}// namespace ::A::B",
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fixNamespaceEndComments("namespace /**/::/**/A/**/::/**/B/**/ {\n"
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" int i;\n"
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" int j;\n"
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"}"));
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EXPECT_EQ("namespace A {\n"
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"namespace B {\n"
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" int i;\n"
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"}\n"
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"}// namespace A",
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fixNamespaceEndComments("namespace A {\n"
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"namespace B {\n"
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" int i;\n"
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"}\n"
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"}"));
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EXPECT_EQ("namespace A {\n"
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"namespace B {\n"
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" int i;\n"
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" int j;\n"
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"}// namespace B\n"
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"}// namespace A",
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fixNamespaceEndComments("namespace A {\n"
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"namespace B {\n"
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" int i;\n"
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" int j;\n"
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"}\n"
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"}"));
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EXPECT_EQ("namespace A {\n"
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" int a;\n"
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" int b;\n"
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"}// namespace A\n"
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"namespace B {\n"
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" int b;\n"
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" int a;\n"
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"}// namespace B",
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fixNamespaceEndComments("namespace A {\n"
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" int a;\n"
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" int b;\n"
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"}\n"
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"namespace B {\n"
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" int b;\n"
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" int a;\n"
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"}"));
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EXPECT_EQ("namespace A {\n"
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" int a1;\n"
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" int a2;\n"
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"}// namespace A\n"
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"namespace A {\n"
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" int a2;\n"
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" int a1;\n"
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"}// namespace A",
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fixNamespaceEndComments("namespace A {\n"
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" int a1;\n"
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" int a2;\n"
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"}\n"
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"namespace A {\n"
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" int a2;\n"
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" int a1;\n"
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"}"));
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EXPECT_EQ("namespace A {\n"
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" int a;\n"
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" int b;\n"
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"}// namespace A\n"
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"// comment about b\n"
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"int b;",
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fixNamespaceEndComments("namespace A {\n"
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" int a;\n"
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" int b;\n"
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"}\n"
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"// comment about b\n"
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"int b;"));
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EXPECT_EQ("namespace A {\n"
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"namespace B {\n"
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"namespace C {\n"
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"namespace D {\n"
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"}\n"
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"}// namespace C\n"
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"}// namespace B\n"
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"}// namespace A",
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fixNamespaceEndComments("namespace A {\n"
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"namespace B {\n"
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"namespace C {\n"
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"namespace D {\n"
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"}\n"
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"}\n"
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"}\n"
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"}"));
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}
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TEST_F(NamespaceEndCommentsFixerTest, AddsNewlineIfNeeded) {
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EXPECT_EQ("namespace A {\n"
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" int i;\n"
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" int j;\n"
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"}// namespace A\n"
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" int k;",
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fixNamespaceEndComments("namespace A {\n"
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" int i;\n"
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" int j;\n"
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"} int k;"));
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EXPECT_EQ("namespace {\n"
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" int i;\n"
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" int j;\n"
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"}// namespace\n"
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" int k;",
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fixNamespaceEndComments("namespace {\n"
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" int i;\n"
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" int j;\n"
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"} int k;"));
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EXPECT_EQ("namespace A {\n"
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" int i;\n"
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" int j;\n"
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"}// namespace A\n"
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" namespace B {\n"
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" int j;\n"
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" int k;\n"
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"}// namespace B",
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fixNamespaceEndComments("namespace A {\n"
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" int i;\n"
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" int j;\n"
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"} namespace B {\n"
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" int j;\n"
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" int k;\n"
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"}"));
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}
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TEST_F(NamespaceEndCommentsFixerTest, DoesNotAddEndCommentForShortNamespace) {
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EXPECT_EQ("namespace {}", fixNamespaceEndComments("namespace {}"));
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EXPECT_EQ("namespace A {}", fixNamespaceEndComments("namespace A {}"));
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EXPECT_EQ("namespace A { a }",
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fixNamespaceEndComments("namespace A { a }"));
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}
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TEST_F(NamespaceEndCommentsFixerTest, DoesNotAddCommentAfterUnaffectedRBrace) {
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EXPECT_EQ("namespace A {\n"
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" int i;\n"
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"}",
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fixNamespaceEndComments("namespace A {\n"
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" int i;\n"
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"}",
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// The range (16, 3) spans the 'int' above.
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/*Ranges=*/{1, tooling::Range(16, 3)}));
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}
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TEST_F(NamespaceEndCommentsFixerTest, DoesNotAddCommentAfterRBraceInPPDirective) {
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EXPECT_EQ("#define SAD \\\n"
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"namespace A { \\\n"
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" int i; \\\n"
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"}",
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fixNamespaceEndComments("#define SAD \\\n"
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"namespace A { \\\n"
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" int i; \\\n"
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"}"));
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}
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TEST_F(NamespaceEndCommentsFixerTest, KeepsValidEndComment) {
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EXPECT_EQ("namespace {\n"
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" int i;\n"
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"} // end anonymous namespace",
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fixNamespaceEndComments("namespace {\n"
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" int i;\n"
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"} // end anonymous namespace"));
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EXPECT_EQ("namespace A {\n"
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" int i;\n"
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"} /* end of namespace A */",
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fixNamespaceEndComments("namespace A {\n"
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" int i;\n"
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"} /* end of namespace A */"));
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EXPECT_EQ("namespace A {\n"
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" int i;\n"
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"} // namespace A",
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fixNamespaceEndComments("namespace A {\n"
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" int i;\n"
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"} // namespace A"));
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EXPECT_EQ("namespace A::B {\n"
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" int i;\n"
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"} // end namespace A::B",
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fixNamespaceEndComments("namespace A::B {\n"
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" int i;\n"
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"} // end namespace A::B"));
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}
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TEST_F(NamespaceEndCommentsFixerTest, UpdatesInvalidEndLineComment) {
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EXPECT_EQ("namespace {\n"
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" int i;\n"
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"} // namespace",
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fixNamespaceEndComments("namespace {\n"
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" int i;\n"
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"} // namespace A"));
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EXPECT_EQ("namespace A {\n"
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" int i;\n"
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"} // namespace A",
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fixNamespaceEndComments("namespace A {\n"
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" int i;\n"
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"} // namespace"));
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EXPECT_EQ("namespace A {\n"
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" int i;\n"
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"} // namespace A",
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fixNamespaceEndComments("namespace A {\n"
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" int i;\n"
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"} //"));
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EXPECT_EQ("namespace A {\n"
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" int i;\n"
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"} // namespace A",
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fixNamespaceEndComments("namespace A {\n"
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" int i;\n"
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"} //"));
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EXPECT_EQ("namespace A {\n"
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" int i;\n"
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"} // namespace A",
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fixNamespaceEndComments("namespace A {\n"
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" int i;\n"
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"} // banamespace A"));
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// Updates invalid line comments even for short namespaces.
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EXPECT_EQ("namespace A {} // namespace A",
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fixNamespaceEndComments("namespace A {} // namespace"));
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}
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TEST_F(NamespaceEndCommentsFixerTest, UpdatesInvalidEndBlockComment) {
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EXPECT_EQ("namespace {\n"
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" int i;\n"
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"} // namespace",
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fixNamespaceEndComments("namespace {\n"
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" int i;\n"
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"} /* namespace A */"));
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EXPECT_EQ("namespace A {\n"
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" int i;\n"
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"} // namespace A",
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fixNamespaceEndComments("namespace A {\n"
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" int i;\n"
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"} /* end namespace */"));
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EXPECT_EQ("namespace A {\n"
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" int i;\n"
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"} // namespace A",
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fixNamespaceEndComments("namespace A {\n"
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" int i;\n"
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"} /**/"));
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EXPECT_EQ("namespace A {\n"
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" int i;\n"
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"} // namespace A",
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fixNamespaceEndComments("namespace A {\n"
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" int i;\n"
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"} /* end unnamed namespace */"));
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EXPECT_EQ("namespace A {\n"
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" int i;\n"
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"} // namespace A",
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fixNamespaceEndComments("namespace A {\n"
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" int i;\n"
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"} /* banamespace A */"));
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EXPECT_EQ("namespace A {} // namespace A",
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fixNamespaceEndComments("namespace A {} /**/"));
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}
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TEST_F(NamespaceEndCommentsFixerTest,
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DoesNotAddEndCommentForNamespacesControlledByMacros) {
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EXPECT_EQ("#ifdef 1\n"
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"namespace A {\n"
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"#elseif\n"
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"namespace B {\n"
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"#endif\n"
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" int i;\n"
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"}\n"
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"}\n",
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fixNamespaceEndComments("#ifdef 1\n"
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"namespace A {\n"
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"#elseif\n"
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"namespace B {\n"
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"#endif\n"
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" int i;\n"
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"}\n"
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"}\n"));
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}
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TEST_F(NamespaceEndCommentsFixerTest,
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DoesNotAddEndCommentForNamespacesInMacroDeclarations) {
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EXPECT_EQ("#ifdef 1\n"
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"namespace A {\n"
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"#elseif\n"
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"namespace B {\n"
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"#endif\n"
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" int i;\n"
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"}\n"
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"}\n",
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fixNamespaceEndComments("#ifdef 1\n"
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"namespace A {\n"
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"#elseif\n"
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"namespace B {\n"
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"#endif\n"
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" int i;\n"
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"}\n"
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"}\n"));
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}
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TEST_F(NamespaceEndCommentsFixerTest,
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DoesNotAddEndCommentForUnbalancedRBracesAfterNamespaceEnd) {
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EXPECT_EQ("namespace {\n"
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" int i;\n"
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"} // namespace\n"
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"}",
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fixNamespaceEndComments("namespace {\n"
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" int i;\n"
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"} // namespace\n"
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"}"));
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}
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} // end namespace
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} // end namespace format
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} // end namespace clang
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