57 lines
1.8 KiB
Python
57 lines
1.8 KiB
Python
"""
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Copyright 2018 Oliver Smith
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This file is part of pmbootstrap.
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pmbootstrap is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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pmbootstrap 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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You should have received a copy of the GNU General Public License
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along with pmbootstrap. If not, see <http://www.gnu.org/licenses/>.
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"""
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import os
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import sys
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import pytest
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# Import from parent directory
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sys.path.insert(0, os.path.abspath(
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os.path.join(os.path.dirname(__file__) + "/..")))
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import pmb.helpers.logging
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import pmb.helpers.other
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import pmb.helpers.run
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@pytest.fixture
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def args(request):
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import pmb.parse
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sys.argv = ["pmbootstrap.py", "chroot"]
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args = pmb.parse.arguments()
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args.details_to_stdout = True
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pmb.helpers.logging.init(args)
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return args
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def test_get_folder_size(args, tmpdir):
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# Write five 200 KB files to tmpdir
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tmpdir = str(tmpdir)
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files = 5
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for i in range(files):
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pmb.helpers.run.user(args, ["dd", "if=/dev/zero", "of=" +
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tmpdir + "/" + str(i), "bs=1K",
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"count=200", "conv=notrunc"])
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# Check if the size is correct. Unfortunately, the `du` call
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# in pmb.helpers.other.folder_size is not very accurate, so we
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# allow 10kb of tolerance (good enough for our use case): #760
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tolerance = 10240
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size = 204800 * files
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result = pmb.helpers.other.folder_size(args, tmpdir)
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assert (result < size + tolerance and result > size - tolerance)
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