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Fix MaxSize test.

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This commit is contained in:
Victor Zverovich
2014-09-12 16:52:15 -07:00
parent a3062f6647
commit ddd95965e1
1 changed files with 18 additions and 5 deletions
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23
test/posix-test.cc
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@ -56,8 +56,9 @@ int fclose_count;
int fileno_count; int fileno_count;
std::size_t read_nbyte; std::size_t read_nbyte;
std::size_t write_nbyte; std::size_t write_nbyte;
bool increase_file_size;
bool sysconf_error; bool sysconf_error;
enum FStatSimulation { NONE, MAX_SIZE, ERROR } fstat_sim;
} }
#define EMULATE_EINTR(func, error_result) \ #define EMULATE_EINTR(func, error_result) \
@ -78,7 +79,7 @@ static off_t max_file_size() { return std::numeric_limits<off_t>::max(); }
int test::fstat(int fd, struct stat *buf) { int test::fstat(int fd, struct stat *buf) {
int result = ::fstat(fd, buf); int result = ::fstat(fd, buf);
if (increase_file_size) if (fstat_sim == MAX_SIZE)
buf->st_size = max_file_size(); buf->st_size = max_file_size();
return result; return result;
} }
@ -102,7 +103,11 @@ static LONGLONG max_file_size() { return std::numeric_limits<LONGLONG>::max(); }
BOOL test::GetFileSizeEx(HANDLE hFile, PLARGE_INTEGER lpFileSize) { BOOL test::GetFileSizeEx(HANDLE hFile, PLARGE_INTEGER lpFileSize) {
BOOL result = ::GetFileSizeEx(hFile, lpFileSize); BOOL result = ::GetFileSizeEx(hFile, lpFileSize);
if (increase_file_size) if (fstat_sim == ERROR) {
SetLastError(ERROR_ACCESS_DENIED);
return FALSE;
}
if (fstat_sim == MAX_SIZE)
lpFileSize->QuadPart = max_file_size(); lpFileSize->QuadPart = max_file_size();
return result; return result;
} }
@ -250,16 +255,24 @@ TEST(FileTest, Size) {
File f("test", File::RDONLY); File f("test", File::RDONLY);
EXPECT_EQ(content.size(), f.size()); EXPECT_EQ(content.size(), f.size());
f.close(); f.close();
#ifdef _WIN32
fmt::Writer message;
format_windows_error(message, ERROR_ACCESS_DENIED, "cannot get file size");
fstat_sim = ERROR;
EXPECT_THROW_MSG(f.size(), fmt::WindowsError, message.str());
fstat_sim = NONE
#else
EXPECT_SYSTEM_ERROR(f.size(), EBADF, "cannot get file attributes"); EXPECT_SYSTEM_ERROR(f.size(), EBADF, "cannot get file attributes");
#endif
} }
TEST(FileTest, MaxSize) { TEST(FileTest, MaxSize) {
write_file("test", ""); write_file("test", "");
File f("test", File::RDONLY); File f("test", File::RDONLY);
increase_file_size = true; fstat_sim = MAX_SIZE;
EXPECT_GE(f.size(), 0); EXPECT_GE(f.size(), 0);
EXPECT_EQ(max_file_size(), f.size()); EXPECT_EQ(max_file_size(), f.size());
increase_file_size = false; fstat_sim = NONE;
} }
TEST(FileTest, ReadRetry) { TEST(FileTest, ReadRetry) {