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# This file is part of curtin. See LICENSE file for copyright and license info.
from . import VMBaseClass, skip_if_flag
from .releases import base_vm_classes as relbase
import textwrap
class TestPreserveBcache(VMBaseClass):
arch_skip = [
"s390x", # lp:1565029
]
test_type = 'storage'
conf_file = 'examples/tests/preserve-bcache.yaml'
nr_cpus = 2
dirty_disks = False
extra_disks = ['2G']
extra_collect_scripts = [textwrap.dedent("""
cd OUTPUT_COLLECT_D
ls / > ls-root
bcache-super-show /dev/vda2 > bcache_super_vda2
ls /sys/fs/bcache > bcache_ls
cat /sys/block/bcache0/bcache/cache_mode > bcache_cache_mode
exit 0
""")]
@skip_if_flag('expected_failure')
def test_bcache_output_files_exist(self):
self.output_files_exist(["bcache_super_vda2", "bcache_ls",
"bcache_cache_mode"])
@skip_if_flag('expected_failure')
def test_bcache_status(self):
bcache_cset_uuid = None
for line in self.load_collect_file("bcache_super_vda2").splitlines():
if line != "" and line.split()[0] == "cset.uuid":
bcache_cset_uuid = line.split()[-1].rstrip()
self.assertIsNotNone(bcache_cset_uuid)
self.assertTrue(bcache_cset_uuid in
self.load_collect_file("bcache_ls").splitlines())
@skip_if_flag('expected_failure')
def test_bcache_cachemode(self):
self.check_file_regex("bcache_cache_mode", r"\[writeback\]")
@skip_if_flag('expected_failure')
def test_proc_cmdline_root_by_uuid(self):
self.check_file_regex("proc_cmdline", r"root=UUID=")
def test_preserved_data_exists(self):
self.assertIn('existing', self.load_collect_file('ls-root'))
class BionicTestPreserveBcache(relbase.bionic, TestPreserveBcache):
__test__ = True
class FocalTestPreserveBcache(relbase.focal, TestPreserveBcache):
__test__ = True
# vi: ts=4 expandtab syntax=python
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