cpython/Lib/packaging/tests/test_manifest.py

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"""Tests for packaging.manifest."""
import os
import re
from io import StringIO
from packaging.errors import PackagingTemplateError
from packaging.manifest import Manifest, _translate_pattern, _glob_to_re
from packaging.tests import unittest, support
_MANIFEST = """\
recursive-include foo *.py # ok
# nothing here
#
recursive-include bar \\
*.dat *.txt
"""
_MANIFEST2 = """\
README
file1
"""
class ManifestTestCase(support.TempdirManager,
support.LoggingCatcher,
unittest.TestCase):
def assertNoWarnings(self):
self.assertEqual(self.get_logs(), [])
def assertWarnings(self):
self.assertNotEqual(self.get_logs(), [])
def test_manifest_reader(self):
tmpdir = self.mkdtemp()
MANIFEST = os.path.join(tmpdir, 'MANIFEST.in')
with open(MANIFEST, 'w') as f:
f.write(_MANIFEST)
manifest = Manifest()
manifest.read_template(MANIFEST)
warnings = self.get_logs()
# the manifest should have been read and 3 warnings issued
# (we didn't provide the files)
self.assertEqual(3, len(warnings))
for warning in warnings:
self.assertIn('no files found matching', warning)
# manifest also accepts file-like objects
with open(MANIFEST) as f:
manifest.read_template(f)
# the manifest should have been read and 3 warnings issued
# (we didn't provide the files)
self.assertEqual(3, len(warnings))
def test_default_actions(self):
tmpdir = self.mkdtemp()
self.addCleanup(os.chdir, os.getcwd())
os.chdir(tmpdir)
self.write_file('README', 'xxx')
self.write_file('file1', 'xxx')
content = StringIO(_MANIFEST2)
manifest = Manifest()
manifest.read_template(content)
self.assertEqual(['README', 'file1'], manifest.files)
def test_glob_to_re(self):
# simple cases
self.assertEqual(_glob_to_re('foo*'), 'foo[^/]*\\Z(?ms)')
self.assertEqual(_glob_to_re('foo?'), 'foo[^/]\\Z(?ms)')
self.assertEqual(_glob_to_re('foo??'), 'foo[^/][^/]\\Z(?ms)')
# special cases
self.assertEqual(_glob_to_re(r'foo\\*'), r'foo\\\\[^/]*\Z(?ms)')
self.assertEqual(_glob_to_re(r'foo\\\*'), r'foo\\\\\\[^/]*\Z(?ms)')
self.assertEqual(_glob_to_re('foo????'), r'foo[^/][^/][^/][^/]\Z(?ms)')
self.assertEqual(_glob_to_re(r'foo\\??'), r'foo\\\\[^/][^/]\Z(?ms)')
def test_remove_duplicates(self):
manifest = Manifest()
manifest.files = ['a', 'b', 'a', 'g', 'c', 'g']
# files must be sorted beforehand
manifest.sort()
manifest.remove_duplicates()
self.assertEqual(manifest.files, ['a', 'b', 'c', 'g'])
def test_translate_pattern(self):
# blackbox test of a private function
# not regex
pattern = _translate_pattern('a', anchor=True, is_regex=False)
self.assertTrue(hasattr(pattern, 'search'))
# is a regex
regex = re.compile('a')
pattern = _translate_pattern(regex, anchor=True, is_regex=True)
self.assertEqual(pattern, regex)
# plain string flagged as regex
pattern = _translate_pattern('a', anchor=True, is_regex=True)
self.assertTrue(hasattr(pattern, 'search'))
# glob support
pattern = _translate_pattern('*.py', anchor=True, is_regex=False)
self.assertTrue(pattern.search('filelist.py'))
def test_exclude_pattern(self):
# return False if no match
manifest = Manifest()
self.assertFalse(manifest.exclude_pattern('*.py'))
# return True if files match
manifest = Manifest()
manifest.files = ['a.py', 'b.py']
self.assertTrue(manifest.exclude_pattern('*.py'))
# test excludes
manifest = Manifest()
manifest.files = ['a.py', 'a.txt']
manifest.exclude_pattern('*.py')
self.assertEqual(manifest.files, ['a.txt'])
def test_include_pattern(self):
# return False if no match
manifest = Manifest()
manifest.allfiles = []
self.assertFalse(manifest._include_pattern('*.py'))
# return True if files match
manifest = Manifest()
manifest.allfiles = ['a.py', 'b.txt']
self.assertTrue(manifest._include_pattern('*.py'))
# test * matches all files
manifest = Manifest()
self.assertIsNone(manifest.allfiles)
manifest.allfiles = ['a.py', 'b.txt']
manifest._include_pattern('*')
self.assertEqual(manifest.allfiles, ['a.py', 'b.txt'])
def test_process_template(self):
# invalid lines
manifest = Manifest()
for action in ('include', 'exclude', 'global-include',
'global-exclude', 'recursive-include',
'recursive-exclude', 'graft', 'prune'):
self.assertRaises(PackagingTemplateError,
manifest._process_template_line, action)
# implicit include
manifest = Manifest()
manifest.allfiles = ['a.py', 'b.txt', 'd/c.py']
manifest._process_template_line('*.py')
self.assertEqual(manifest.files, ['a.py'])
self.assertNoWarnings()
# include
manifest = Manifest()
manifest.allfiles = ['a.py', 'b.txt', 'd/c.py']
manifest._process_template_line('include *.py')
self.assertEqual(manifest.files, ['a.py'])
self.assertNoWarnings()
manifest._process_template_line('include *.rb')
self.assertEqual(manifest.files, ['a.py'])
self.assertWarnings()
# exclude
manifest = Manifest()
manifest.files = ['a.py', 'b.txt', 'd/c.py']
manifest._process_template_line('exclude *.py')
self.assertEqual(manifest.files, ['b.txt', 'd/c.py'])
self.assertNoWarnings()
manifest._process_template_line('exclude *.rb')
self.assertEqual(manifest.files, ['b.txt', 'd/c.py'])
self.assertWarnings()
# global-include
manifest = Manifest()
manifest.allfiles = ['a.py', 'b.txt', 'd/c.py']
manifest._process_template_line('global-include *.py')
self.assertEqual(manifest.files, ['a.py', 'd/c.py'])
self.assertNoWarnings()
manifest._process_template_line('global-include *.rb')
self.assertEqual(manifest.files, ['a.py', 'd/c.py'])
self.assertWarnings()
# global-exclude
manifest = Manifest()
manifest.files = ['a.py', 'b.txt', 'd/c.py']
manifest._process_template_line('global-exclude *.py')
self.assertEqual(manifest.files, ['b.txt'])
self.assertNoWarnings()
manifest._process_template_line('global-exclude *.rb')
self.assertEqual(manifest.files, ['b.txt'])
self.assertWarnings()
# recursive-include
manifest = Manifest()
manifest.allfiles = ['a.py', 'd/b.py', 'd/c.txt', 'd/d/e.py']
manifest._process_template_line('recursive-include d *.py')
self.assertEqual(manifest.files, ['d/b.py', 'd/d/e.py'])
self.assertNoWarnings()
manifest._process_template_line('recursive-include e *.py')
self.assertEqual(manifest.files, ['d/b.py', 'd/d/e.py'])
self.assertWarnings()
# recursive-exclude
manifest = Manifest()
manifest.files = ['a.py', 'd/b.py', 'd/c.txt', 'd/d/e.py']
manifest._process_template_line('recursive-exclude d *.py')
self.assertEqual(manifest.files, ['a.py', 'd/c.txt'])
self.assertNoWarnings()
manifest._process_template_line('recursive-exclude e *.py')
self.assertEqual(manifest.files, ['a.py', 'd/c.txt'])
self.assertWarnings()
# graft
manifest = Manifest()
manifest.allfiles = ['a.py', 'd/b.py', 'd/d/e.py', 'f/f.py']
manifest._process_template_line('graft d')
self.assertEqual(manifest.files, ['d/b.py', 'd/d/e.py'])
self.assertNoWarnings()
manifest._process_template_line('graft e')
self.assertEqual(manifest.files, ['d/b.py', 'd/d/e.py'])
self.assertWarnings()
# prune
manifest = Manifest()
manifest.files = ['a.py', 'd/b.py', 'd/d/e.py', 'f/f.py']
manifest._process_template_line('prune d')
self.assertEqual(manifest.files, ['a.py', 'f/f.py'])
self.assertNoWarnings()
manifest._process_template_line('prune e')
self.assertEqual(manifest.files, ['a.py', 'f/f.py'])
self.assertWarnings()
def test_suite():
return unittest.makeSuite(ManifestTestCase)
if __name__ == '__main__':
unittest.main(defaultTest='test_suite')