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"""
Test decompressing files which have been compressed from
main stream third party implementations, separate from this project.
"""
import sys
import pathlib
from collections import namedtuple
import pytest
import cramjam
@pytest.fixture
def integration_dir():
return pathlib.Path(__file__).parent.joinpath("data/integration")
@pytest.fixture
def plaintext(integration_dir):
return integration_dir.joinpath("plaintext.txt").read_bytes()
Variant = namedtuple("Variant", ("name", "suffix"))
@pytest.mark.skipif(
sys.platform.startswith("win"), reason="Bytes comparison fails on windows"
)
@pytest.mark.parametrize(
"variant",
(
Variant("gzip", "gz"),
Variant("bzip2", "bz2"),
Variant("zstd", "zst"),
Variant("brotli", "br"),
Variant("lz4", "lz4"),
Variant("snappy", "snappy"),
),
)
def test_variant(variant: Variant, integration_dir: pathlib.Path, plaintext: bytes):
file = integration_dir.joinpath(f"plaintext.txt.{variant.suffix}")
decompress = getattr(cramjam, variant.name).decompress
assert bytes(decompress(file.read_bytes())) == plaintext
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