OS tools refactor

Signed-off-by: Katarzyna Treder <katarzyna.treder@h-partners.com>

test/functional/tests/cli/test_cas_memory_usage.py

@@ -9,14 +9,12 @@ import pytest
 from api.cas.cas_module import CasModule
 from core.test_run import TestRun
 from types.size import Unit
-from test_utils.os_utils import (allocate_memory,
-                                 disable_memory_affecting_functions,
-                                 drop_caches,
-                                 get_mem_free,
+from test_tools.os_tools import (drop_caches,
                                  is_kernel_module_loaded,
                                  load_kernel_module,
                                  unload_kernel_module,
                                  )
+from test_tools.memory import disable_memory_affecting_functions, get_mem_free, allocate_memory
 
 
 @pytest.mark.os_dependent

test/functional/tests/cli/test_cleaning_policy.py

@@ -15,7 +15,7 @@ from test_tools.fio.fio import Fio
 from test_tools.fio.fio_param import ReadWrite, IoEngine
 from api.cas import casadm
 from api.cas.cache_config import CacheMode, CleaningPolicy
-from test_utils.os_utils import Udev
+from test_tools.udev import Udev
 
 
 @pytest.mark.CI

test/functional/tests/cli/test_cli_script.py

@@ -8,7 +8,7 @@ import pytest
 
 from api.cas import casadm
 from core.test_run import TestRun
-from test_utils.os_utils import sync
+from test_tools.os_tools import sync
 from storage_devices.disk import DiskType, DiskTypeSet, DiskTypeLowerThan
 from types.size import Unit, Size
 from test_tools.dd import Dd

test/functional/tests/cli/test_cli_standby.py

@@ -15,7 +15,7 @@ from storage_devices.disk import DiskType, DiskTypeSet, DiskTypeLowerThan
 from test_tools.dd import Dd
 from test_tools.disk_utils import Filesystem
 from test_utils.filesystem.file import File
-from test_utils.os_utils import sync
+from test_tools.os_tools import sync
 from connection.utils.output import CmdException
 from types.size import Size, Unit
 from api.cas.cli_messages import (

test/functional/tests/cli/test_manual_casadm_flush.py

@@ -15,7 +15,7 @@ from test_tools.fio.fio import Fio
 from test_tools.fio.fio_param import ReadWrite, IoEngine
 from api.cas import casadm
 from api.cas.cache_config import CacheMode, CleaningPolicy
-from test_utils.os_utils import Udev
+from test_tools.udev import Udev
 
 
 @pytest.mark.CI