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tests: test_sparse_file, save space on TMPDIR

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Thomas Waldmann 2025-05-21 15:17:43 +02:00
parent ba3eb06f74
commit f7419ff06e
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1 changed files with 8 additions and 6 deletions
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14
src/borg/testsuite/archiver/extract_cmd_test.py
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@ -204,11 +204,11 @@ def test_sparse_file(archivers, request):
sparse = False
return sparse
filename = os.path.join(archiver.input_path, "sparse")
filename_in = os.path.join(archiver.input_path, "sparse")
content = b"foobar"
hole_size = 5 * (1 << CHUNK_MAX_EXP) # 5 full chunker buffers
total_size = hole_size + len(content) + hole_size
with open(filename, "wb") as fd:
with open(filename_in, "wb") as fd:
# create a file that has a hole at the beginning and end (if the
# OS and filesystem supports sparse files)
fd.seek(hole_size, 1)
@ -217,7 +217,7 @@ def test_sparse_file(archivers, request):
pos = fd.tell()
fd.truncate(pos)
# we first check if we could create a sparse input file:
sparse_support = is_sparse(filename, total_size, hole_size)
sparse_support = is_sparse(filename_in, total_size, hole_size)
if sparse_support:
# we could create a sparse input file, so creating a backup of it and
# extracting it again (as sparse) should also work:
@ -226,13 +226,15 @@ def test_sparse_file(archivers, request):
with changedir(archiver.output_path):
cmd(archiver, "extract", "test", "--sparse")
assert_dirs_equal("input", "output/input")
filename = os.path.join(archiver.output_path, "input", "sparse")
with open(filename, "rb") as fd:
filename_out = os.path.join(archiver.output_path, "input", "sparse")
with open(filename_out, "rb") as fd:
# check if file contents are as expected
assert fd.read(hole_size) == b"\0" * hole_size
assert fd.read(len(content)) == content
assert fd.read(hole_size) == b"\0" * hole_size
assert is_sparse(filename, total_size, hole_size)
assert is_sparse(filename_out, total_size, hole_size)
os.unlink(filename_out) # save space on TMPDIR
os.unlink(filename_in) # save space on TMPDIR
def test_unusual_filenames(archivers, request):