90 lines
3.6 KiB
Python
90 lines
3.6 KiB
Python
# ***** BEGIN GPL LICENSE BLOCK *****
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software Foundation,
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# Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#
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# ***** END GPL LICENCE BLOCK *****
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#
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# (c) 2019, Blender Foundation - Sybren A. Stüvel
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import json
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import pathlib
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from unittest import mock
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from tests.abstract_test import AbstractBlendFileTest
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from blender_asset_tracer.pack.shaman import cache
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class AbstractChecksumTest(AbstractBlendFileTest):
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@classmethod
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def setUpClass(cls):
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super().setUpClass()
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cls.test_file = cls.blendfiles / "linked_cube_compressed.blend"
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cls.expected_checksum = (
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"3c525e3a01ece11f26ded1e05e43284c4cce575c8074b97c6bdbc414fa2802ab"
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)
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class ChecksumTest(AbstractChecksumTest):
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def test_checksum(self):
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self.assertEqual(self.expected_checksum, cache.compute_checksum(self.test_file))
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class CachedChecksumTest(AbstractChecksumTest):
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@mock.patch("blender_asset_tracer.pack.shaman.cache._cache_path")
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@mock.patch("blender_asset_tracer.pack.shaman.cache.compute_checksum")
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def test_cache_invalid_json(self, mock_compute_checksum, mock_cache_path):
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mock_path = mock.MagicMock(spec=pathlib.Path)
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mock_path.open().__enter__().read.return_value = "je moeder"
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mock_cache_path.return_value = mock_path
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mock_compute_checksum.return_value = "computed-checksum"
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checksum = cache.compute_cached_checksum(self.test_file)
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self.assertEqual("computed-checksum", checksum)
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@mock.patch("blender_asset_tracer.pack.shaman.cache._cache_path")
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@mock.patch("blender_asset_tracer.pack.shaman.cache.compute_checksum")
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def test_cache_valid_json(self, mock_compute_checksum, mock_cache_path):
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stat = self.test_file.stat()
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cache_info = {
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"checksum": "cached-checksum",
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"file_mtime": stat.st_mtime + 0.0001, # mimick a slight clock skew
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"file_size": stat.st_size,
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}
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mock_path = mock.MagicMock(spec=pathlib.Path)
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mock_path.open().__enter__().read.return_value = json.dumps(cache_info)
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mock_cache_path.return_value = mock_path
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mock_compute_checksum.return_value = "computed-checksum"
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checksum = cache.compute_cached_checksum(self.test_file)
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self.assertEqual("cached-checksum", checksum)
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@mock.patch("blender_asset_tracer.pack.shaman.cache._cache_path")
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@mock.patch("blender_asset_tracer.pack.shaman.cache.compute_checksum")
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def test_cache_not_exists(self, mock_compute_checksum, mock_cache_path):
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mock_path = mock.MagicMock(spec=pathlib.Path)
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mock_path.open.side_effect = [
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FileNotFoundError("Testing absent cache file"),
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FileExistsError("Testing I/O error when writing"),
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]
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mock_cache_path.return_value = mock_path
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mock_compute_checksum.return_value = "computed-checksum"
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# This should not raise the FileExistsError
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checksum = cache.compute_cached_checksum(self.test_file)
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self.assertEqual("computed-checksum", checksum)
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