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"""Tests for ``packaging.command.install_distinfo``. """
import os
import csv
import hashlib
import sysconfig
from packaging.command.install_distinfo import install_distinfo
from packaging.command.cmd import Command
from packaging.compiler.extension import Extension
from packaging.metadata import Metadata
from packaging.tests import unittest, support
class DummyInstallCmd(Command):
def __init__(self, dist=None):
self.outputs = []
self.distribution = dist
def __getattr__(self, name):
return None
def ensure_finalized(self):
pass
def get_outputs(self):
return (self.outputs +
self.get_finalized_command('install_distinfo').get_outputs())
class InstallDistinfoTestCase(support.TempdirManager,
support.LoggingCatcher,
unittest.TestCase):
checkLists = lambda self, x, y: self.assertListEqual(sorted(x), sorted(y))
def test_empty_install(self):
pkg_dir, dist = self.create_dist(name='foo',
version='1.0')
install_dir = self.mkdtemp()
install = DummyInstallCmd(dist)
dist.command_obj['install_dist'] = install
cmd = install_distinfo(dist)
dist.command_obj['install_distinfo'] = cmd
cmd.distinfo_dir = install_dir
cmd.ensure_finalized()
cmd.run()
self.checkLists(os.listdir(install_dir), ['foo-1.0.dist-info'])
dist_info = os.path.join(install_dir, 'foo-1.0.dist-info')
self.checkLists(os.listdir(dist_info),
['METADATA', 'RECORD', 'REQUESTED', 'INSTALLER'])
with open(os.path.join(dist_info, 'INSTALLER')) as fp:
self.assertEqual(fp.read(), 'distutils')
with open(os.path.join(dist_info, 'REQUESTED')) as fp:
self.assertEqual(fp.read(), '')
meta_path = os.path.join(dist_info, 'METADATA')
self.assertTrue(Metadata(path=meta_path).check())
def test_installer(self):
pkg_dir, dist = self.create_dist(name='foo',
version='1.0')
install_dir = self.mkdtemp()
install = DummyInstallCmd(dist)
dist.command_obj['install_dist'] = install
cmd = install_distinfo(dist)
dist.command_obj['install_distinfo'] = cmd
cmd.distinfo_dir = install_dir
cmd.installer = 'bacon-python'
cmd.ensure_finalized()
cmd.run()
dist_info = os.path.join(install_dir, 'foo-1.0.dist-info')
with open(os.path.join(dist_info, 'INSTALLER')) as fp:
self.assertEqual(fp.read(), 'bacon-python')
def test_requested(self):
pkg_dir, dist = self.create_dist(name='foo',
version='1.0')
install_dir = self.mkdtemp()
install = DummyInstallCmd(dist)
dist.command_obj['install_dist'] = install
cmd = install_distinfo(dist)
dist.command_obj['install_distinfo'] = cmd
cmd.distinfo_dir = install_dir
cmd.requested = False
cmd.ensure_finalized()
cmd.run()
dist_info = os.path.join(install_dir, 'foo-1.0.dist-info')
self.checkLists(os.listdir(dist_info),
['METADATA', 'RECORD', 'INSTALLER'])
def test_no_record(self):
pkg_dir, dist = self.create_dist(name='foo',
version='1.0')
install_dir = self.mkdtemp()
install = DummyInstallCmd(dist)
dist.command_obj['install_dist'] = install
cmd = install_distinfo(dist)
dist.command_obj['install_distinfo'] = cmd
cmd.distinfo_dir = install_dir
cmd.no_record = True
cmd.ensure_finalized()
cmd.run()
dist_info = os.path.join(install_dir, 'foo-1.0.dist-info')
self.checkLists(os.listdir(dist_info),
['METADATA', 'REQUESTED', 'INSTALLER'])
def test_record_basic(self):
install_dir = self.mkdtemp()
modules_dest = os.path.join(install_dir, 'lib')
scripts_dest = os.path.join(install_dir, 'bin')
project_dir, dist = self.create_dist(
name='Spamlib', version='0.1',
py_modules=['spam'], scripts=['spamd'],
ext_modules=[Extension('_speedspam', ['_speedspam.c'])])
# using a real install_dist command is too painful, so we use a mock
# class that's only a holder for options to be used by install_distinfo
# and we create placeholder files manually instead of using build_*.
# the install_* commands will still be consulted by install_distinfo.
os.chdir(project_dir)
self.write_file('spam', '# Python module')
self.write_file('spamd', '# Python script')
extmod = '_speedspam' + sysconfig.get_config_var('SO')
self.write_file(extmod, '')
install = DummyInstallCmd(dist)
install.outputs = ['spam', 'spamd', extmod]
install.install_lib = modules_dest
install.install_scripts = scripts_dest
dist.command_obj['install_dist'] = install
cmd = install_distinfo(dist)
cmd.ensure_finalized()
dist.command_obj['install_distinfo'] = cmd
cmd.run()
# checksum and size are not hard-coded for METADATA as it is
# platform-dependent (line endings)
metadata = os.path.join(modules_dest, 'Spamlib-0.1.dist-info',
'METADATA')
with open(metadata, 'rb') as fp:
content = fp.read()
metadata_size = str(len(content))
metadata_md5 = hashlib.md5(content).hexdigest()
record = os.path.join(modules_dest, 'Spamlib-0.1.dist-info', 'RECORD')
with open(record, encoding='utf-8') as fp:
content = fp.read()
found = []
for line in content.splitlines():
filename, checksum, size = line.split(',')
filename = os.path.basename(filename)
found.append((filename, checksum, size))
expected = [
('spam', '6ab2f288ef2545868effe68757448b45', '15'),
('spamd', 'd13e6156ce78919a981e424b2fdcd974', '15'),
(extmod, 'd41d8cd98f00b204e9800998ecf8427e', '0'),
('METADATA', metadata_md5, metadata_size),
('INSTALLER', '44e3fde05f3f537ed85831969acf396d', '9'),
('REQUESTED', 'd41d8cd98f00b204e9800998ecf8427e', '0'),
('RECORD', '', ''),
]
self.assertEqual(found, expected)
def test_record(self):
pkg_dir, dist = self.create_dist(name='foo',
version='1.0')
install_dir = self.mkdtemp()
install = DummyInstallCmd(dist)
dist.command_obj['install_dist'] = install
fake_dists = os.path.join(os.path.dirname(__file__), 'fake_dists')
fake_dists = os.path.realpath(fake_dists)
# for testing, we simply add all files from _backport's fake_dists
dirs = []
for dir in os.listdir(fake_dists):
full_path = os.path.join(fake_dists, dir)
if (not dir.endswith('.egg') or dir.endswith('.egg-info') or
dir.endswith('.dist-info')) and os.path.isdir(full_path):
dirs.append(full_path)
for dir in dirs:
for path, subdirs, files in os.walk(dir):
install.outputs += [os.path.join(path, f) for f in files]
install.outputs += [os.path.join('path', f + 'c')
for f in files if f.endswith('.py')]
cmd = install_distinfo(dist)
dist.command_obj['install_distinfo'] = cmd
cmd.distinfo_dir = install_dir
cmd.ensure_finalized()
cmd.run()
dist_info = os.path.join(install_dir, 'foo-1.0.dist-info')
expected = []
for f in install.get_outputs():
if (f.endswith(('.pyc', '.pyo')) or f == os.path.join(
install_dir, 'foo-1.0.dist-info', 'RECORD')):
expected.append([f, '', ''])
else:
size = os.path.getsize(f)
md5 = hashlib.md5()
with open(f, 'rb') as fp:
md5.update(fp.read())
hash = md5.hexdigest()
expected.append([f, hash, str(size)])
parsed = []
with open(os.path.join(dist_info, 'RECORD'), 'r') as f:
reader = csv.reader(f, delimiter=',',
lineterminator=os.linesep,
quotechar='"')
parsed = list(reader)
self.maxDiff = None
self.checkLists(parsed, expected)
def test_suite():
return unittest.makeSuite(InstallDistinfoTestCase)
if __name__ == "__main__":
unittest.main(defaultTest="test_suite")
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