from api.cas import casadm, casadm_parser, cli, cli_messages from api.cas.cache_config import CacheMode from storage_devices.disk import DiskType, DiskTypeSet, DiskTypeLowerThan from core.test_run import TestRun from test_tools import fs_utils from test_tools.disk_utils import Filesystem from test_utils.size import Size, Unit mount_point = "/mnt/cas" test_file_path = f"{mount_point}/test_file" @pytest.mark.parametrize("cache_mode", CacheMode) @pytest.mark.require_disk("cache", DiskTypeSet([DiskType.optane, DiskType.nand])) @pytest.mark.require_disk("core", DiskTypeLowerThan("cache")) def test_load_cache_with_mounted_core(cache_mode): """ title: Fault injection test for adding mounted core on cache load. description: | Negative test of the ability of CAS to add to cache while its loading core device which is mounted. pass_criteria: - No system crash while loading cache. - Adding mounted core while loading cache fails. """ with TestRun.step("Prepare cache and core devices. Start CAS."): cache_dev = TestRun.disks['cache'] cache_dev.create_partitions([Size(1, Unit.GibiByte)]) cache_part = cache_dev.partitions[0] core_dev = TestRun.disks['core']