def test_file_read_rb(mounted_fs):
fh = lfs.file_open(mounted_fs, 'test.txt', 'w')
lfs.file_write(mounted_fs, fh, b'0123456789')
lfs.file_close(mounted_fs, fh)
fh = lfs.file_open(mounted_fs, 'test.txt', 'rb')
data = lfs.file_read(mounted_fs, fh, 10)
assert data == b'0123456789'
def test_file_open_exist(mounted_fs):
fh = lfs.file_open(mounted_fs, 'test.txt', 'wb')
lfs.file_write(mounted_fs, fh, b'0123456789')
lfs.file_close(mounted_fs, fh)
with pytest.raises(LittleFSError) as excinfo:
fh = lfs.file_open(mounted_fs, 'test.txt', 'x')
assert excinfo.value.code == LittleFSError.Error.LFS_ERR_EXIST
def test_file_open_a(mounted_fs):
fh = lfs.file_open(mounted_fs, 'test.txt', 'w')
lfs.file_write(mounted_fs, fh, b'0123456789')
lfs.file_close(mounted_fs, fh)
fh = lfs.file_open(mounted_fs, 'test.txt', 'a')
lfs.file_write(mounted_fs, fh, b'0123456789')
lfs.file_close(mounted_fs, fh)
info = lfs.stat(mounted_fs, 'test.txt')
assert info.size == 20
def test_file_open_isdir(mounted_fs):
lfs.mkdir(mounted_fs, 'testdir')
with pytest.raises(LittleFSError) as excinfo:
fh = lfs.file_open(mounted_fs, 'testdir', "r")
assert excinfo.value.code == LittleFSError.Error.LFS_ERR_ISDIR
def test_file_seek(mounted_fs):
fh = lfs.file_open(mounted_fs, 'test.txt', 'w')
# Seek whenece:
# 0: Absolute
# 1: Relative to Current Position
# 2: Relative to EOF
new_pos = lfs.file_seek(mounted_fs, fh, 10, 0)
assert new_pos == 10
def test_stat_file(mounted_fs):
fh = lfs.file_open(mounted_fs, 'test.txt', 'w')
lfs.file_write(mounted_fs, fh, b'0123456789')
lfs.file_close(mounted_fs, fh)
stat = lfs.stat(mounted_fs, 'test.txt')
assert stat.size == 10
assert stat.type == 1
assert stat.name == 'test.txt'
def test_file_size(mounted_fs):
fh = lfs.file_open(mounted_fs, 'test.txt', 'w')
assert lfs.file_size(mounted_fs, fh) == 0
def test_file_open_wb(mounted_fs):
fh = lfs.file_open(mounted_fs, 'test.txt', 'wb')
def test_file_truncate(mounted_fs):
fh = lfs.file_open(mounted_fs, 'test.txt', 'w')
assert lfs.file_truncate(mounted_fs, fh, 10) == 0
def test_file_write(mounted_fs):
fh = lfs.file_open(mounted_fs, 'test.txt', 'w')
lfs.file_write(mounted_fs, fh, b'0123456789')
def test_file_sync(mounted_fs):
fh = lfs.file_open(mounted_fs, 'test.txt', 'w')
lfs.file_sync(mounted_fs, fh)
def test_file_open_noent(mounted_fs):
with pytest.raises(LittleFSError) as excinfo:
flags = lfs.LFSFileFlag.rdonly
fh = lfs.file_open(mounted_fs, 'test.txt', flags)
assert excinfo.value.code == LittleFSError.Error.LFS_ERR_NOENT
def test_file_open_flags(mounted_fs):
flags = lfs.LFSFileFlag.wronly | lfs.LFSFileFlag.creat
fh = lfs.file_open(mounted_fs, 'test.txt', flags)
