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# -*- coding: utf-8 -*- |
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""" |
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test_win_utils |
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------------ |
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Tests for `cookiecutter.win_utils` module. |
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""" |
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import os |
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import pytest |
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import subprocess |
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import sys |
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import tempfile |
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import shutil |
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WIN_BEFORE_PY32 = sys.platform.startswith('win') and sys.version_info < (3, 2) |
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if WIN_BEFORE_PY32: |
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from cookiecutter import win_utils |
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def link_target_with_mklink(junction=False): |
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""" Helper function to make link not using our win_utils |
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""" |
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target = tempfile.mkdtemp(suffix='_tmp_target') |
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source = str(target) + '_link' |
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subprocess.check_output([ |
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'cmd', |
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'/c', |
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'mklink', |
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'/d' if not junction else '/j', |
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source, |
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target |
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]) |
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return (source, target) |
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@pytest.fixture(scope='function') |
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def link_target_symlink(): |
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link, target = link_target_with_mklink() |
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yield (link, target) |
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os.rmdir(link) |
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os.rmdir(target) |
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@pytest.fixture(scope='function') |
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def link_target_junction(): |
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link, target = link_target_with_mklink(junction=True) |
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yield (link, target) |
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os.rmdir(link) |
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os.rmdir(target) |
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@pytest.mark.skipif(not WIN_BEFORE_PY32, reason='Not Windows + Python < 3.2') |
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def test_islink(link_target_symlink): |
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source, target = link_target_symlink |
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assert win_utils.islink(source) |
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@pytest.mark.skipif(not WIN_BEFORE_PY32, reason='Not Windows + Python < 3.2') |
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def test_islink_invalid_attributes(): |
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with pytest.raises(WindowsError): |
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win_utils.islink("c:\\doesnotexistspath") |
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@pytest.mark.skipif(not WIN_BEFORE_PY32, reason='Not Windows + Python < 3.2') |
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def test_readlink(link_target_symlink): |
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source, target = link_target_symlink |
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assert win_utils.readlink(source) == target |
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@pytest.mark.skipif(not WIN_BEFORE_PY32, reason='Not Windows + Python < 3.2') |
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def test_readlink_junction(link_target_junction): |
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source, target = link_target_junction |
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assert win_utils.readlink(source) == target |
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@pytest.mark.skipif(not WIN_BEFORE_PY32, reason='Not Windows + Python < 3.2') |
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def test_readlink_invalid(mocker, link_target_symlink): |
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# invalid path |
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with pytest.raises(WindowsError): |
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win_utils.readlink("c:\\iamnotarealpath") |
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# valid path, not a symlink |
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source, target = link_target_symlink |
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with pytest.raises(WindowsError): |
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win_utils.readlink(target) |
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# non-symlink reparse tag |
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class MockReparse(): |
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ReparseTag = 0 |
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mocker.patch( |
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'cookiecutter.win_utils.REPARSE_DATA_BUFFER.from_buffer', |
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return_value=MockReparse() |
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) |
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with pytest.raises(ValueError): |
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win_utils.readlink(source) |
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@pytest.mark.skipif(not WIN_BEFORE_PY32, reason='Not Windows + Python < 3.2') |
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def test_symlink(link_target_symlink): |
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source, target = link_target_symlink |
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new_link = source + "_new_link" |
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win_utils.symlink(target, new_link) |
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assert win_utils.islink(new_link) |
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assert win_utils.readlink(new_link) == target |
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os.rmdir(new_link) |
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@pytest.mark.skipif(not WIN_BEFORE_PY32, reason='Not Windows + Python < 3.2') |
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def test_symlink_error(link_target_symlink): |
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source, target = link_target_symlink |
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# error on file exists |
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with pytest.raises(WindowsError): |
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win_utils.symlink(target, source) |
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@pytest.mark.skipif(not WIN_BEFORE_PY32, reason='Not Windows + Python < 3.2') |
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def test_copytree(link_target_symlink): |
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source, target = link_target_symlink |
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subdir1 = os.path.join(target, 'sub1') |
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subdir2 = os.path.join(target, 'sub2') |
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os.makedirs(subdir1) |
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os.makedirs(subdir2) |
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new_link = str(subdir1) + "_link" |
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win_utils.symlink(subdir1, new_link) |
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copied_tree_root = tempfile.mkdtemp(suffix='_copy_trees') |
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# don't copy symlinks |
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no_syms_root = os.path.join(copied_tree_root, 'no_syms') |
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win_utils.copytree(target, no_syms_root) |
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assert not win_utils.islink(os.path.join(no_syms_root, 'sub1_link')) |
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shutil.rmtree(no_syms_root) |
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# copy with symlinks |
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syms_root = os.path.join(copied_tree_root, 'syms') |
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win_utils.copytree(target, syms_root, symlinks=True) |
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assert win_utils.islink(os.path.join(syms_root, 'sub1_link')) |
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assert win_utils.readlink(os.path.join(syms_root, 'sub1_link')) == \ |
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os.path.join(target, 'sub1') |
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shutil.rmtree(syms_root) |
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os.rmdir(subdir1) |
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os.rmdir(subdir2) |
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os.rmdir(new_link) |
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os.rmdir(copied_tree_root) |
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View Code Duplication |
@pytest.mark.skipif(not WIN_BEFORE_PY32, reason='Not Windows + Python < 3.2') |
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def test_copytree_error_copy2(mocker, link_target_symlink): |
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source, target = link_target_symlink |
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subdir1 = os.path.join(target, 'sub1') |
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subdir2 = os.path.join(target, 'sub2') |
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temp_file = os.path.join(subdir1, 'a.txt') |
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os.makedirs(subdir1) |
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os.makedirs(subdir2) |
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with open(temp_file, 'w') as f: |
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f.write('test file') |
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new_link = str(subdir1) + "_link" |
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win_utils.symlink(subdir1, new_link) |
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copied_tree_root = tempfile.mkdtemp(suffix='_copy_trees') |
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# raise errors on copy |
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mocker.patch( |
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'cookiecutter.win_utils.copy2', |
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side_effect=OSError('asdf') |
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) |
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# don't copy symlinks |
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no_syms_root = os.path.join(copied_tree_root, 'no_syms') |
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with pytest.raises(shutil.Error): |
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win_utils.copytree(target, no_syms_root) |
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shutil.rmtree(no_syms_root) |
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os.remove(temp_file) |
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os.rmdir(subdir1) |
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os.rmdir(subdir2) |
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os.rmdir(new_link) |
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os.rmdir(copied_tree_root) |
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View Code Duplication |
@pytest.mark.skipif(not WIN_BEFORE_PY32, reason='Not Windows + Python < 3.2') |
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def test_copytree_error_copystat(mocker, link_target_symlink): |
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source, target = link_target_symlink |
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subdir1 = os.path.join(target, 'sub1') |
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subdir2 = os.path.join(target, 'sub2') |
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temp_file = os.path.join(subdir1, 'a.txt') |
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os.makedirs(subdir1) |
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os.makedirs(subdir2) |
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with open(temp_file, 'w') as f: |
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f.write('test file') |
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new_link = str(subdir1) + "_link" |
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win_utils.symlink(subdir1, new_link) |
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copied_tree_root = tempfile.mkdtemp(suffix='_copy_trees') |
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# raise errors on copystat |
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mocked_copy2 = mocker.patch( |
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'cookiecutter.win_utils.copystat', |
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side_effect=OSError('asdf') |
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) |
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mocked_copy2.side_effect.winerror = None |
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# don't copy symlinks |
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no_syms_root = os.path.join(copied_tree_root, 'no_syms') |
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with pytest.raises(shutil.Error): |
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win_utils.copytree(target, no_syms_root) |
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shutil.rmtree(no_syms_root) |
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os.remove(temp_file) |
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os.rmdir(subdir1) |
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os.rmdir(subdir2) |
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os.rmdir(new_link) |
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os.rmdir(copied_tree_root) |
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audreyr /
cookiecutter
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