76 lines
2.7 KiB
Python
76 lines
2.7 KiB
Python
from __future__ import annotations
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import os
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import subprocess
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import pytest
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from pre_commit_hooks.destroyed_symlinks import find_destroyed_symlinks
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from pre_commit_hooks.destroyed_symlinks import main
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from testing.util import git_commit
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TEST_SYMLINK = 'test_symlink'
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TEST_SYMLINK_TARGET = '/doesnt/really/matters'
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TEST_FILE = 'test_file'
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TEST_FILE_RENAMED = f'{TEST_FILE}_renamed'
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@pytest.fixture
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def repo_with_destroyed_symlink(tmpdir):
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source_repo = tmpdir.join('src')
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os.makedirs(source_repo, exist_ok=True)
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test_repo = tmpdir.join('test')
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with source_repo.as_cwd():
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subprocess.check_call(('git', 'init'))
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os.symlink(TEST_SYMLINK_TARGET, TEST_SYMLINK)
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with open(TEST_FILE, 'w') as f:
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print('some random content', file=f)
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subprocess.check_call(('git', 'add', '.'))
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git_commit('-m', 'initial')
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assert b'120000 ' in subprocess.check_output(
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('git', 'cat-file', '-p', 'HEAD^{tree}'),
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)
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subprocess.check_call(
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('git', '-c', 'core.symlinks=false', 'clone', source_repo, test_repo),
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)
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with test_repo.as_cwd():
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subprocess.check_call(
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('git', 'config', '--local', 'core.symlinks', 'true'),
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)
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subprocess.check_call(('git', 'mv', TEST_FILE, TEST_FILE_RENAMED))
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assert not os.path.islink(test_repo.join(TEST_SYMLINK))
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yield test_repo
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def test_find_destroyed_symlinks(repo_with_destroyed_symlink):
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with repo_with_destroyed_symlink.as_cwd():
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assert find_destroyed_symlinks([]) == []
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assert main([]) == 0
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subprocess.check_call(('git', 'add', TEST_SYMLINK))
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assert find_destroyed_symlinks([TEST_SYMLINK]) == [TEST_SYMLINK]
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assert find_destroyed_symlinks([]) == []
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assert main([]) == 0
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assert find_destroyed_symlinks([TEST_FILE_RENAMED, TEST_FILE]) == []
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ALL_STAGED = [TEST_SYMLINK, TEST_FILE_RENAMED]
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assert find_destroyed_symlinks(ALL_STAGED) == [TEST_SYMLINK]
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assert main(ALL_STAGED) != 0
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with open(TEST_SYMLINK, 'a') as f:
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print(file=f) # add trailing newline
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subprocess.check_call(['git', 'add', TEST_SYMLINK])
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assert find_destroyed_symlinks(ALL_STAGED) == [TEST_SYMLINK]
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assert main(ALL_STAGED) != 0
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with open(TEST_SYMLINK, 'w') as f:
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print('0' * len(TEST_SYMLINK_TARGET), file=f)
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subprocess.check_call(('git', 'add', TEST_SYMLINK))
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assert find_destroyed_symlinks(ALL_STAGED) == []
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assert main(ALL_STAGED) == 0
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with open(TEST_SYMLINK, 'w') as f:
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print('0' * (len(TEST_SYMLINK_TARGET) + 3), file=f)
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subprocess.check_call(('git', 'add', TEST_SYMLINK))
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assert find_destroyed_symlinks(ALL_STAGED) == []
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assert main(ALL_STAGED) == 0
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