test_exception.py
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test_exception.py
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	# Copyright (C) 2020 The Software Heritage developers
	# See the AUTHORS file at the top-level directory of this distribution
	# License: GNU General Public License version 3, or any later version
	# See top-level LICENSE file for more information

	from swh.model import hashutil
	from swh.storage.exc import HashCollision
	from swh.storage.utils import content_hex_hashes


	def test_hash_collision_exception():
	hex_hash_id = "38762cf7f55934b34d179ae6a4c80cadccbb7f0a"
	hash_id = hashutil.hash_to_bytes(hex_hash_id)

	content = {
	"blake2s256": hashutil.hash_to_bytes(
	"8f677e3214ca8b2acad91884a1571ef3f12b786501f9a6bedfd6239d82095dd2"
	),
	"sha1_git": hashutil.hash_to_bytes("ba9aaa145ccd24ef760cf31c74d8f7ca1a2e47b0"),
	"sha256": hashutil.hash_to_bytes(
	"2bb787a73e37352f92383abe7e2902936d1059ad9f1ba6daaa9c1e58ee6970d0"
	),
	"sha1": hash_id,
	}

	exc = HashCollision("sha1", hash_id, [content])

	assert exc.algo == "sha1"
	assert exc.hash_id == hex_hash_id
	assert exc.colliding_contents == [content_hex_hashes(content)]

	assert exc.colliding_content_hashes() == [content]