llvm-project/clang/unittests/Tooling/ReplacementsYamlTest.cpp

107 lines
4.5 KiB
C++

//===- unittests/Tooling/ReplacementsYamlTest.cpp - Serialization tests ---===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// Tests for serialization of Replacements.
//
//===----------------------------------------------------------------------===//
#include "clang/Tooling/ReplacementsYaml.h"
#include "gtest/gtest.h"
using namespace llvm;
using namespace clang::tooling;
TEST(ReplacementsYamlTest, serializesReplacements) {
TranslationUnitReplacements Doc;
Doc.MainSourceFile = "/path/to/source.cpp";
Doc.Context = "some context";
Doc.Replacements
.push_back(Replacement("/path/to/file1.h", 232, 56, "replacement #1"));
Doc.Replacements
.push_back(Replacement("/path/to/file2.h", 301, 2, "replacement #2"));
std::string YamlContent;
llvm::raw_string_ostream YamlContentStream(YamlContent);
yaml::Output YAML(YamlContentStream);
YAML << Doc;
// NOTE: If this test starts to fail for no obvious reason, check whitespace.
ASSERT_STREQ("---\n"
"MainSourceFile: /path/to/source.cpp\n"
"Context: some context\n"
"Replacements: \n" // Extra whitespace here!
" - FilePath: /path/to/file1.h\n"
" Offset: 232\n"
" Length: 56\n"
" ReplacementText: 'replacement #1'\n"
" - FilePath: /path/to/file2.h\n"
" Offset: 301\n"
" Length: 2\n"
" ReplacementText: 'replacement #2'\n"
"...\n",
YamlContentStream.str().c_str());
}
TEST(ReplacementsYamlTest, deserializesReplacements) {
std::string YamlContent = "---\n"
"MainSourceFile: /path/to/source.cpp\n"
"Context: some context\n"
"Replacements:\n"
" - FilePath: /path/to/file1.h\n"
" Offset: 232\n"
" Length: 56\n"
" ReplacementText: 'replacement #1'\n"
" - FilePath: /path/to/file2.h\n"
" Offset: 301\n"
" Length: 2\n"
" ReplacementText: 'replacement #2'\n"
"...\n";
TranslationUnitReplacements DocActual;
yaml::Input YAML(YamlContent);
YAML >> DocActual;
ASSERT_FALSE(YAML.error());
ASSERT_EQ(2u, DocActual.Replacements.size());
ASSERT_EQ("/path/to/source.cpp", DocActual.MainSourceFile);
ASSERT_EQ("some context", DocActual.Context);
ASSERT_EQ("/path/to/file1.h", DocActual.Replacements[0].getFilePath());
ASSERT_EQ(232u, DocActual.Replacements[0].getOffset());
ASSERT_EQ(56u, DocActual.Replacements[0].getLength());
ASSERT_EQ("replacement #1", DocActual.Replacements[0].getReplacementText());
ASSERT_EQ("/path/to/file2.h", DocActual.Replacements[1].getFilePath());
ASSERT_EQ(301u, DocActual.Replacements[1].getOffset());
ASSERT_EQ(2u, DocActual.Replacements[1].getLength());
ASSERT_EQ("replacement #2", DocActual.Replacements[1].getReplacementText());
}
TEST(ReplacementsYamlTest, deserializesWithoutContext) {
// Make sure a doc can be read without the context field.
std::string YamlContent = "---\n"
"MainSourceFile: /path/to/source.cpp\n"
"Replacements:\n"
" - FilePath: target_file.h\n"
" Offset: 1\n"
" Length: 10\n"
" ReplacementText: replacement\n"
"...\n";
TranslationUnitReplacements DocActual;
yaml::Input YAML(YamlContent);
YAML >> DocActual;
ASSERT_FALSE(YAML.error());
ASSERT_EQ("/path/to/source.cpp", DocActual.MainSourceFile);
ASSERT_EQ(1u, DocActual.Replacements.size());
ASSERT_EQ(std::string(), DocActual.Context);
ASSERT_EQ("target_file.h", DocActual.Replacements[0].getFilePath());
ASSERT_EQ(1u, DocActual.Replacements[0].getOffset());
ASSERT_EQ(10u, DocActual.Replacements[0].getLength());
ASSERT_EQ("replacement", DocActual.Replacements[0].getReplacementText());
}