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tests: reformat test_trim_eviction

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This commit doesn't introduce any changes to the flow of the tests.

Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
This commit is contained in:
Michal Mielewczyk 2022-06-17 11:18:17 +02:00
parent 9ad1d878a2
commit 67aac6de1d
1 changed files with 21 additions and 16 deletions
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23
test/functional/tests/io/trim/test_trim_eviction.py
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@ -38,11 +38,11 @@ def test_trim_eviction(cache_mode, cache_line_size, filesystem, cleaning):
test_file_path = os.path.join(mount_point, "test_file") test_file_path = os.path.join(mount_point, "test_file")
with TestRun.step("Prepare devices."): with TestRun.step("Prepare devices."):
cache_disk = TestRun.disks['cache'] cache_disk = TestRun.disks["cache"]
cache_disk.create_partitions([Size(1, Unit.GibiByte)]) cache_disk.create_partitions([Size(1, Unit.GibiByte)])
cache_dev = cache_disk.partitions[0] cache_dev = cache_disk.partitions[0]
core_disk = TestRun.disks['core'] core_disk = TestRun.disks["core"]
core_disk.create_partitions([Size(1, Unit.GibiByte)]) core_disk.create_partitions([Size(1, Unit.GibiByte)])
core_dev = core_disk.partitions[0] core_dev = core_disk.partitions[0]
@ -76,7 +76,9 @@ def test_trim_eviction(cache_mode, cache_line_size, filesystem, cleaning):
with TestRun.step("Remove file and create a new one."): with TestRun.step("Remove file and create a new one."):
cache_iostats_before = cache_dev.get_io_stats() cache_iostats_before = cache_dev.get_io_stats()
data_reads_before = cache.get_io_class_statistics(io_class_id=0).block_stats.cache.reads data_reads_before = cache.get_io_class_statistics(io_class_id=0).block_stats.cache.reads
metadata_reads_before = cache.get_io_class_statistics(io_class_id=1).block_stats.cache.reads metadata_reads_before = cache.get_io_class_statistics(
io_class_id=1
).block_stats.cache.reads
test_file.remove() test_file.remove()
os_utils.sync() os_utils.sync()
os_utils.drop_caches() os_utils.drop_caches()
@ -106,16 +108,19 @@ def test_trim_eviction(cache_mode, cache_line_size, filesystem, cleaning):
) )
else: else:
TestRun.LOGGER.info( TestRun.LOGGER.info(
"Number of reads from cache before and after removing test file is the same.") "Number of reads from cache before and after removing test file is the same."
)
def create_file_with_ddrescue(core_dev, test_file_path): def create_file_with_ddrescue(core_dev, test_file_path):
dd = Dd() \ dd = (
.block_size(Size(1, Unit.MebiByte)) \ Dd()
.count(900) \ .block_size(Size(1, Unit.MebiByte))
.input("/dev/urandom") \ .count(900)
.output(test_file_path) \ .input("/dev/urandom")
.output(test_file_path)
.oflag("sync") .oflag("sync")
)
dd.run() dd.run()
return File(test_file_path) return File(test_file_path)