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//===- unittests/Driver/ToolChainTest.cpp --- ToolChain tests -------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// Unit tests for ToolChains.
//
//===----------------------------------------------------------------------===//
#include "clang/Driver/ToolChain.h"
#include "clang/Basic/DiagnosticIDs.h"
#include "clang/Basic/DiagnosticOptions.h"
#include "clang/Basic/LLVM.h"
#include "clang/Basic/VirtualFileSystem.h"
#include "clang/Driver/Compilation.h"
#include "clang/Driver/Driver.h"
#include "llvm/Support/raw_ostream.h"
#include "gtest/gtest.h"
using namespace clang;
using namespace clang::driver;
namespace {
TEST(ToolChainTest, VFSGCCInstallation) {
IntrusiveRefCntPtr<DiagnosticOptions> DiagOpts = new DiagnosticOptions();
IntrusiveRefCntPtr<DiagnosticIDs> DiagID(new DiagnosticIDs());
struct TestDiagnosticConsumer : public DiagnosticConsumer {};
DiagnosticsEngine Diags(DiagID, &*DiagOpts, new TestDiagnosticConsumer);
IntrusiveRefCntPtr<vfs::InMemoryFileSystem> InMemoryFileSystem(
new vfs::InMemoryFileSystem);
Driver TheDriver("/bin/clang", "arm-linux-gnueabihf", Diags,
InMemoryFileSystem);
const char *EmptyFiles[] = {
"foo.cpp",
"/bin/clang",
"/usr/lib/gcc/arm-linux-gnueabi/4.6.1/crtbegin.o",
"/usr/lib/gcc/arm-linux-gnueabi/4.6.1/crtend.o",
"/usr/lib/gcc/arm-linux-gnueabihf/4.6.3/crtbegin.o",
"/usr/lib/gcc/arm-linux-gnueabihf/4.6.3/crtend.o",
"/usr/lib/arm-linux-gnueabi/crt1.o",
"/usr/lib/arm-linux-gnueabi/crti.o",
"/usr/lib/arm-linux-gnueabi/crtn.o",
"/usr/lib/arm-linux-gnueabihf/crt1.o",
"/usr/lib/arm-linux-gnueabihf/crti.o",
"/usr/lib/arm-linux-gnueabihf/crtn.o",
"/usr/include/arm-linux-gnueabi/.keep",
"/usr/include/arm-linux-gnueabihf/.keep",
"/lib/arm-linux-gnueabi/.keep",
"/lib/arm-linux-gnueabihf/.keep"};
for (const char *Path : EmptyFiles)
InMemoryFileSystem->addFile(Path, 0,
llvm::MemoryBuffer::getMemBuffer("\n"));
std::unique_ptr<Compilation> C(TheDriver.BuildCompilation(
{"-fsyntax-only", "--gcc-toolchain=", "foo.cpp"}));
std::string S;
{
llvm::raw_string_ostream OS(S);
C->getDefaultToolChain().printVerboseInfo(OS);
}
#if LLVM_ON_WIN32
std::replace(S.begin(), S.end(), '\\', '/');
#endif
EXPECT_EQ(
"Found candidate GCC installation: "
"/usr/lib/gcc/arm-linux-gnueabihf/4.6.3\n"
"Selected GCC installation: /usr/lib/gcc/arm-linux-gnueabihf/4.6.3\n"
"Candidate multilib: .;@m32\n"
"Selected multilib: .;@m32\n",
S);
}
TEST(ToolChainTest, VFSGCCInstallationRelativeDir) {
IntrusiveRefCntPtr<DiagnosticOptions> DiagOpts = new DiagnosticOptions();
IntrusiveRefCntPtr<DiagnosticIDs> DiagID(new DiagnosticIDs());
struct TestDiagnosticConsumer : public DiagnosticConsumer {};
DiagnosticsEngine Diags(DiagID, &*DiagOpts, new TestDiagnosticConsumer);
IntrusiveRefCntPtr<vfs::InMemoryFileSystem> InMemoryFileSystem(
new vfs::InMemoryFileSystem);
Driver TheDriver("/home/test/bin/clang", "arm-linux-gnueabi", Diags,
InMemoryFileSystem);
const char *EmptyFiles[] = {
"foo.cpp", "/home/test/lib/gcc/arm-linux-gnueabi/4.6.1/crtbegin.o",
"/home/test/include/arm-linux-gnueabi/.keep"};
for (const char *Path : EmptyFiles)
InMemoryFileSystem->addFile(Path, 0,
llvm::MemoryBuffer::getMemBuffer("\n"));
std::unique_ptr<Compilation> C(TheDriver.BuildCompilation(
{"-fsyntax-only", "--gcc-toolchain=", "foo.cpp"}));
std::string S;
{
llvm::raw_string_ostream OS(S);
C->getDefaultToolChain().printVerboseInfo(OS);
}
#if LLVM_ON_WIN32
std::replace(S.begin(), S.end(), '\\', '/');
#endif
EXPECT_EQ("Found candidate GCC installation: "
"/home/test/lib/gcc/arm-linux-gnueabi/4.6.1\n"
"Selected GCC installation: "
"/home/test/bin/../lib/gcc/arm-linux-gnueabi/4.6.1\n"
"Candidate multilib: .;@m32\n"
"Selected multilib: .;@m32\n",
S);
}
} // end anonymous namespace
|
