libcryfs/test/fspp/testutils/FuseTest.cpp
Sebastian Messmer 1bb38f39b4 * Fix FuseTest
* Refactor Fuse: shorter functions, and factor out common functionality of adding a fuse option into own method
2016-06-04 00:45:49 -07:00

128 lines
5.1 KiB
C++

#include "FuseTest.h"
using ::testing::StrEq;
using ::testing::_;
using ::testing::Return;
using ::testing::Throw;
using ::testing::Action;
using ::testing::Invoke;
using cpputils::unique_ref;
using cpputils::make_unique_ref;
namespace bf = boost::filesystem;
using namespace fspp::fuse;
MockFilesystem::MockFilesystem() {}
MockFilesystem::~MockFilesystem() {}
FuseTest::FuseTest(): fsimpl() {
auto defaultAction = Throw(FuseErrnoException(EIO));
ON_CALL(fsimpl, openFile(_,_)).WillByDefault(defaultAction);
ON_CALL(fsimpl, closeFile(_)).WillByDefault(defaultAction);
ON_CALL(fsimpl, lstat(_,_)).WillByDefault(Throw(FuseErrnoException(ENOENT)));
ON_CALL(fsimpl, fstat(_,_)).WillByDefault(Throw(FuseErrnoException(ENOENT)));
ON_CALL(fsimpl, truncate(_,_)).WillByDefault(defaultAction);
ON_CALL(fsimpl, ftruncate(_,_)).WillByDefault(defaultAction);
ON_CALL(fsimpl, read(_,_,_,_)).WillByDefault(defaultAction);
ON_CALL(fsimpl, write(_,_,_,_)).WillByDefault(defaultAction);
ON_CALL(fsimpl, fsync(_)).WillByDefault(defaultAction);
ON_CALL(fsimpl, fdatasync(_)).WillByDefault(defaultAction);
ON_CALL(fsimpl, access(_,_)).WillByDefault(defaultAction);
ON_CALL(fsimpl, createAndOpenFile(_,_,_,_)).WillByDefault(defaultAction);
ON_CALL(fsimpl, mkdir(_,_,_,_)).WillByDefault(defaultAction);
ON_CALL(fsimpl, rmdir(_)).WillByDefault(defaultAction);
ON_CALL(fsimpl, unlink(_)).WillByDefault(defaultAction);
ON_CALL(fsimpl, rename(_,_)).WillByDefault(defaultAction);
ON_CALL(fsimpl, readDir(_)).WillByDefault(defaultAction);
ON_CALL(fsimpl, utimens(_,_,_)).WillByDefault(defaultAction);
ON_CALL(fsimpl, statfs(_,_)).WillByDefault(Invoke([](const char *path, struct statvfs *result) {
::statvfs("/", result); // As dummy value take the values from the root filesystem
}));
ON_CALL(fsimpl, chmod(_,_)).WillByDefault(defaultAction);
ON_CALL(fsimpl, chown(_,_,_)).WillByDefault(defaultAction);
ON_CALL(fsimpl, createSymlink(_,_,_,_)).WillByDefault(defaultAction);
ON_CALL(fsimpl, readSymlink(_,_,_)).WillByDefault(defaultAction);
EXPECT_CALL(fsimpl, access(_,_)).WillRepeatedly(Return());
ReturnIsDirOnLstat("/");
}
unique_ref<FuseTest::TempTestFS> FuseTest::TestFS() {
return make_unique_ref<TempTestFS>(&fsimpl);
}
FuseTest::TempTestFS::TempTestFS(MockFilesystem *fsimpl): _mountDir(), _fuse(fsimpl, "fusetest", boost::none), _fuse_thread(&_fuse) {
_fuse_thread.start(_mountDir.path(), {"-f"});
}
FuseTest::TempTestFS::~TempTestFS() {
_fuse_thread.stop();
}
const bf::path &FuseTest::TempTestFS::mountDir() const {
return _mountDir.path();
}
Action<void(const char*, struct ::stat*)> FuseTest::ReturnIsFileWithSize(size_t size) {
return Invoke([size](const char*, struct ::stat* result) {
result->st_mode = S_IFREG | S_IRUSR | S_IRGRP | S_IROTH;
result->st_nlink = 1;
result->st_size = size;
});
}
//TODO Combine ReturnIsFile and ReturnIsFileFstat. This should be possible in gmock by either (a) using ::testing::Undefined as parameter type or (b) using action macros
Action<void(const char*, struct ::stat*)> FuseTest::ReturnIsFile = ReturnIsFileWithSize(0);
Action<void(int, struct ::stat*)> FuseTest::ReturnIsFileFstat =
Invoke([](int, struct ::stat* result) {
result->st_mode = S_IFREG | S_IRUSR | S_IRGRP | S_IROTH;
result->st_nlink = 1;
});
Action<void(int, struct ::stat*)> FuseTest::ReturnIsFileFstatWithSize(size_t size) {
return Invoke([size](int, struct ::stat *result) {
result->st_mode = S_IFREG | S_IRUSR | S_IRGRP | S_IROTH;
result->st_nlink = 1;
result->st_size = size;
std::cout << "Return size: " << size <<std::endl;
});
}
Action<void(const char*, struct ::stat*)> FuseTest::ReturnIsDir =
Invoke([](const char*, struct ::stat* result) {
result->st_mode = S_IFDIR | S_IRUSR | S_IRGRP | S_IROTH | S_IXUSR | S_IXGRP | S_IXOTH;
result->st_nlink = 1;
});
Action<void(const char*, struct ::stat*)> FuseTest::ReturnDoesntExist = Throw(fspp::fuse::FuseErrnoException(ENOENT));
void FuseTest::OnOpenReturnFileDescriptor(const char *filename, int descriptor) {
EXPECT_CALL(fsimpl, openFile(StrEq(filename), _)).Times(1).WillOnce(Return(descriptor));
}
void FuseTest::ReturnIsFileOnLstat(const bf::path &path) {
EXPECT_CALL(fsimpl, lstat(::testing::StrEq(path.c_str()), ::testing::_)).WillRepeatedly(ReturnIsFile);
}
void FuseTest::ReturnIsFileOnLstatWithSize(const bf::path &path, const size_t size) {
EXPECT_CALL(fsimpl, lstat(::testing::StrEq(path.c_str()), ::testing::_)).WillRepeatedly(ReturnIsFileWithSize(size));
}
void FuseTest::ReturnIsDirOnLstat(const bf::path &path) {
EXPECT_CALL(fsimpl, lstat(::testing::StrEq(path.c_str()), ::testing::_)).WillRepeatedly(ReturnIsDir);
}
void FuseTest::ReturnDoesntExistOnLstat(const bf::path &path) {
EXPECT_CALL(fsimpl, lstat(::testing::StrEq(path.c_str()), ::testing::_)).WillRepeatedly(ReturnDoesntExist);
}
void FuseTest::ReturnIsFileOnFstat(int descriptor) {
EXPECT_CALL(fsimpl, fstat(descriptor, _)).WillRepeatedly(ReturnIsFileFstat);
}
void FuseTest::ReturnIsFileOnFstatWithSize(int descriptor, size_t size) {
EXPECT_CALL(fsimpl, fstat(descriptor, _)).WillRepeatedly(ReturnIsFileFstatWithSize(size));
}