def test_cache_config_from_line_parameter_validation_02(
mock_check_block, mock_device_empty, mock_path_exists, params
):
mock_path_exists.side_effect = h.get_mock_os_exists(
["/dev/sda", "ioclass.csv"]
)
line = "1 /dev/sda WT {0}".format(params)
opencas.cas_config.cache_config.from_line(line)
def test_cache_config_from_line_cache_id_validation_01(mock_check_block,
mock_device_empty,
mock_path_exists,
cache_id):
mock_path_exists.side_effect = h.get_mock_os_exists(
["/dev/sda", "ioclass.csv"])
line = "{0} /dev/sda WT".format(cache_id)
with pytest.raises(ValueError):
opencas.cas_config.cache_config.from_line(line)
def test_cache_config_validate_force_device_with_partitions(
mock_run, mock_stat, mock_path_exists):
mock_path_exists.side_effect = h.get_mock_os_exists(["/dev/sda"])
mock_stat.return_value = mock.Mock(st_mode=stat.S_IFBLK)
mock_run.return_value = h.get_process_mock(0, "sda\nsda1\nsda2", "")
cache = opencas.cas_config.cache_config(cache_id="1",
device="/dev/sda",
cache_mode="WT")
cache.validate_config(True)
def test_cache_config_from_line_parameter_validation_01(
mock_check_block, mock_device_empty, mock_path_exists, params
):
mock_path_exists.side_effect = h.get_mock_os_exists(
["/dev/sda", "ioclass.csv"]
)
line = "1 /dev/sda WT {0}".format(params)
with pytest.raises(ValueError, match="[Ii]nvalid"):
opencas.cas_config.cache_config.from_line(line)
def test_core_config_from_line_cache_id_validation_01(mock_stat,
mock_path_exists,
cache_id, core_id):
mock_path_exists.side_effect = h.get_mock_os_exists(
["/dev/not_a_real_device"])
mock_stat.return_value = mock.Mock(st_mode=stat.S_IFBLK)
line = "{0} {1} /dev/not_a_real_device".format(cache_id, core_id)
with pytest.raises(ValueError):
opencas.cas_config.core_config.from_line(line)
def test_cache_config_from_line_missing_ioclass_file(
mock_check_block, mock_path_exists
):
mock_path_exists.side_effect = h.get_mock_os_exists(["/dev/nvme0n1"])
with pytest.raises(ValueError):
opencas.cas_config.cache_config.from_line(
(
"11 /dev/nvme0n1 WT ioclass_file=ioclass.csv,"
"cleaning_policy=nop,cache_line_size=4"
)
)
def test_cache_config_validate_device_with_partitions(mock_popen, mock_stat,
mock_path_exists):
mock_path_exists.side_effect = h.get_mock_os_exists(["/dev/sda"])
mock_stat.return_value = mock.Mock(st_mode=stat.S_IFBLK)
mock_popen.return_value = h.get_process_mock(0, "sda\nsda1\nsda2", "")
cache = opencas.cas_config.cache_config(cache_id="1",
device="/dev/sda",
cache_mode="WT",
params=dict())
with pytest.raises(ValueError):
cache.validate_config(False)
def test_core_config_from_line_cache_id_validation(
mock_stat, mock_path_exists, cache_id, core_id, device
):
mock_path_exists.side_effect = h.get_mock_os_exists([device])
mock_stat.return_value = mock.Mock(st_mode=stat.S_IFBLK)
core_reference = opencas.cas_config.core_config(
cache_id=cache_id, core_id=core_id, path=device
)
core_reference.validate_config()
core_after = opencas.cas_config.core_config.from_line(core_reference.to_line())
assert core_after.cache_id == core_reference.cache_id
assert core_after.core_id == core_reference.core_id
assert core_after.device == core_reference.device
def test_cache_config_to_line_from_line(mock_check_block, mock_device_empty,
mock_path_exists, params):
mock_path_exists.side_effect = h.get_mock_os_exists(
[params["device"], "ioclass.csv"])
cache_reference = opencas.cas_config.cache_config(**params)
cache_reference.validate_config(False)
cache_after = opencas.cas_config.cache_config.from_line(
cache_reference.to_line())
assert cache_after.cache_id == cache_reference.cache_id
assert cache_after.device == cache_reference.device
assert str.lower(cache_after.cache_mode) == str.lower(
cache_reference.cache_mode)
assert cache_after.params == cache_reference.params
def test_cache_config_from_line_multilevel(mock_stat, mock_path_exists):
mock_path_exists.side_effect = h.get_mock_os_exists([])
mock_stat.raises = OSError()
opencas.cas_config.cache_config.from_line("2 /dev/cas1-1 WT")
def test_cache_config_from_line_device_not_present(mock_stat, mock_path_exists):
mock_path_exists.side_effect = h.get_mock_os_exists([])
mock_stat.side_effect = OSError()
with pytest.raises(ValueError, match="not found"):
opencas.cas_config.cache_config.from_line("1 /dev/nvme0n1 WT")
def test_core_config_from_line_device_not_present(mock_stat, mock_path_exists):
mock_path_exists.side_effect = h.get_mock_os_exists([])
mock_stat.side_effect = ValueError()
with pytest.raises(ValueError):
opencas.cas_config.core_config.from_line("1 1 /dev/not_a_real_device")
def test_core_config_from_line_device_is_directory(mock_stat, mock_path_exists):
mock_path_exists.side_effect = h.get_mock_os_exists(["/home/user/stuff"])
mock_stat.return_value = mock.Mock(st_mode=stat.S_IFDIR)
with pytest.raises(ValueError):
opencas.cas_config.core_config.from_line("1 1 /home/user/stuff")
