forked from OSchip/llvm-project
141 lines
5.1 KiB
C++
141 lines
5.1 KiB
C++
//===- unittests/Lex/HeaderSearchTest.cpp ------ HeaderSearch tests -------===//
|
|
//
|
|
// 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 "clang/Lex/HeaderSearch.h"
|
|
#include "clang/Basic/Diagnostic.h"
|
|
#include "clang/Basic/DiagnosticOptions.h"
|
|
#include "clang/Basic/FileManager.h"
|
|
#include "clang/Basic/LangOptions.h"
|
|
#include "clang/Basic/SourceManager.h"
|
|
#include "clang/Basic/TargetInfo.h"
|
|
#include "clang/Basic/TargetOptions.h"
|
|
#include "clang/Lex/HeaderSearch.h"
|
|
#include "clang/Lex/HeaderSearchOptions.h"
|
|
#include "clang/Serialization/InMemoryModuleCache.h"
|
|
#include "gtest/gtest.h"
|
|
|
|
namespace clang {
|
|
namespace {
|
|
|
|
// The test fixture.
|
|
class HeaderSearchTest : public ::testing::Test {
|
|
protected:
|
|
HeaderSearchTest()
|
|
: VFS(new llvm::vfs::InMemoryFileSystem), FileMgr(FileMgrOpts, VFS),
|
|
DiagID(new DiagnosticIDs()),
|
|
Diags(DiagID, new DiagnosticOptions, new IgnoringDiagConsumer()),
|
|
SourceMgr(Diags, FileMgr), TargetOpts(new TargetOptions),
|
|
Search(std::make_shared<HeaderSearchOptions>(), SourceMgr, Diags,
|
|
LangOpts, Target.get()) {
|
|
TargetOpts->Triple = "x86_64-apple-darwin11.1.0";
|
|
Target = TargetInfo::CreateTargetInfo(Diags, TargetOpts);
|
|
}
|
|
|
|
void addSearchDir(llvm::StringRef Dir) {
|
|
VFS->addFile(Dir, 0, llvm::MemoryBuffer::getMemBuffer(""), /*User=*/None,
|
|
/*Group=*/None, llvm::sys::fs::file_type::directory_file);
|
|
auto DE = FileMgr.getOptionalDirectoryRef(Dir);
|
|
assert(DE);
|
|
auto DL = DirectoryLookup(*DE, SrcMgr::C_User, /*isFramework=*/false);
|
|
Search.AddSearchPath(DL, /*isAngled=*/false);
|
|
}
|
|
|
|
IntrusiveRefCntPtr<llvm::vfs::InMemoryFileSystem> VFS;
|
|
FileSystemOptions FileMgrOpts;
|
|
FileManager FileMgr;
|
|
IntrusiveRefCntPtr<DiagnosticIDs> DiagID;
|
|
DiagnosticsEngine Diags;
|
|
SourceManager SourceMgr;
|
|
LangOptions LangOpts;
|
|
std::shared_ptr<TargetOptions> TargetOpts;
|
|
IntrusiveRefCntPtr<TargetInfo> Target;
|
|
HeaderSearch Search;
|
|
};
|
|
|
|
TEST_F(HeaderSearchTest, NoSearchDir) {
|
|
EXPECT_EQ(Search.search_dir_size(), 0u);
|
|
EXPECT_EQ(Search.suggestPathToFileForDiagnostics("/x/y/z", /*WorkingDir=*/"",
|
|
/*MainFile=*/""),
|
|
"/x/y/z");
|
|
}
|
|
|
|
TEST_F(HeaderSearchTest, SimpleShorten) {
|
|
addSearchDir("/x");
|
|
addSearchDir("/x/y");
|
|
EXPECT_EQ(Search.suggestPathToFileForDiagnostics("/x/y/z", /*WorkingDir=*/"",
|
|
/*MainFile=*/""),
|
|
"z");
|
|
addSearchDir("/a/b/");
|
|
EXPECT_EQ(Search.suggestPathToFileForDiagnostics("/a/b/c", /*WorkingDir=*/"",
|
|
/*MainFile=*/""),
|
|
"c");
|
|
}
|
|
|
|
TEST_F(HeaderSearchTest, ShortenWithWorkingDir) {
|
|
addSearchDir("x/y");
|
|
EXPECT_EQ(Search.suggestPathToFileForDiagnostics("/a/b/c/x/y/z",
|
|
/*WorkingDir=*/"/a/b/c",
|
|
/*MainFile=*/""),
|
|
"z");
|
|
}
|
|
|
|
TEST_F(HeaderSearchTest, Dots) {
|
|
addSearchDir("/x/./y/");
|
|
EXPECT_EQ(Search.suggestPathToFileForDiagnostics("/x/y/./z",
|
|
/*WorkingDir=*/"",
|
|
/*MainFile=*/""),
|
|
"z");
|
|
addSearchDir("a/.././c/");
|
|
EXPECT_EQ(Search.suggestPathToFileForDiagnostics("/m/n/./c/z",
|
|
/*WorkingDir=*/"/m/n/",
|
|
/*MainFile=*/""),
|
|
"z");
|
|
}
|
|
|
|
#ifdef _WIN32
|
|
TEST_F(HeaderSearchTest, BackSlash) {
|
|
addSearchDir("C:\\x\\y\\");
|
|
EXPECT_EQ(Search.suggestPathToFileForDiagnostics("C:\\x\\y\\z\\t",
|
|
/*WorkingDir=*/"",
|
|
/*MainFile=*/""),
|
|
"z/t");
|
|
}
|
|
|
|
TEST_F(HeaderSearchTest, BackSlashWithDotDot) {
|
|
addSearchDir("..\\y");
|
|
EXPECT_EQ(Search.suggestPathToFileForDiagnostics("C:\\x\\y\\z\\t",
|
|
/*WorkingDir=*/"C:/x/y/",
|
|
/*MainFile=*/""),
|
|
"z/t");
|
|
}
|
|
#endif
|
|
|
|
TEST_F(HeaderSearchTest, DotDotsWithAbsPath) {
|
|
addSearchDir("/x/../y/");
|
|
EXPECT_EQ(Search.suggestPathToFileForDiagnostics("/y/z",
|
|
/*WorkingDir=*/"",
|
|
/*MainFile=*/""),
|
|
"z");
|
|
}
|
|
|
|
TEST_F(HeaderSearchTest, IncludeFromSameDirectory) {
|
|
EXPECT_EQ(Search.suggestPathToFileForDiagnostics("/y/z/t.h",
|
|
/*WorkingDir=*/"",
|
|
/*MainFile=*/"/y/a.cc"),
|
|
"z/t.h");
|
|
|
|
addSearchDir("/");
|
|
EXPECT_EQ(Search.suggestPathToFileForDiagnostics("/y/z/t.h",
|
|
/*WorkingDir=*/"",
|
|
/*MainFile=*/"/y/a.cc"),
|
|
"y/z/t.h");
|
|
}
|
|
|
|
} // namespace
|
|
} // namespace clang
|