86 lines
2.2 KiB
C++
86 lines
2.2 KiB
C++
#include "FuseReadDirTest.h"
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using std::unique_ptr;
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using std::make_unique;
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using std::vector;
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using std::string;
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using std::initializer_list;
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using ::testing::Action;
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using ::testing::Return;
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unique_ptr<vector<string>> FuseReadDirTest::ReadDir(const char *dirname) {
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auto fs = TestFS();
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DIR *dir = openDir(fs.get(), dirname);
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auto result = make_unique<vector<string>>();
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readDirEntries(dir, result.get());
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closeDir(dir);
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return result;
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}
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int FuseReadDirTest::ReadDirReturnError(const char *dirname) {
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auto fs = TestFS();
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errno = 0;
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DIR *dir = openDirAllowError(fs.get(), dirname);
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EXPECT_EQ(errno!=0, dir==nullptr) << "errno should exactly be != 0 if opendir returned nullptr";
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if (errno != 0) {
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return errno;
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}
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auto result = make_unique<vector<string>>();
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int error = readDirEntriesAllowError(dir, result.get());
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closeDir(dir);
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return error;
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}
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DIR *FuseReadDirTest::openDir(TempTestFS *fs, const char *dirname) {
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DIR *dir = openDirAllowError(fs, dirname);
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EXPECT_NE(nullptr, dir) << "Opening directory failed";
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return dir;
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}
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DIR *FuseReadDirTest::openDirAllowError(TempTestFS *fs, const char *dirname) {
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auto realpath = fs->mountDir() / dirname;
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return ::opendir(realpath.c_str());
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}
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void FuseReadDirTest::readDirEntries(DIR *dir, vector<string> *result) {
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int error = readDirEntriesAllowError(dir, result);
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EXPECT_EQ(0, error);
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}
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int FuseReadDirTest::readDirEntriesAllowError(DIR *dir, vector<string> *result) {
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struct dirent *entry = nullptr;
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int error = readNextDirEntryAllowError(dir, &entry);
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if (error != 0) {
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return error;
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}
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while(entry != nullptr) {
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result->push_back(entry->d_name);
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int error = readNextDirEntryAllowError(dir, &entry);
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if (error != 0) {
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return error;
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}
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}
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return 0;
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}
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int FuseReadDirTest::readNextDirEntryAllowError(DIR *dir, struct dirent **result) {
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errno = 0;
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*result = ::readdir(dir);
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return errno;
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}
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void FuseReadDirTest::closeDir(DIR *dir) {
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int retval = ::closedir(dir);
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EXPECT_EQ(0, retval) << "Closing dir failed";
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}
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Action<vector<string>*(const char*)> FuseReadDirTest::ReturnDirEntries(vector<string> entries) {
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vector<string> *direntries = new vector<string>(entries);
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return Return(direntries);
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}
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