cpython/Lib/distutils/tests/test_install.py

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"""Tests for distutils.command.install."""
import os
import sys
import unittest
import site
from test.support import captured_stdout, run_unittest
from distutils import sysconfig
from distutils.command.install import install
from distutils.command import install as install_module
from distutils.command.build_ext import build_ext
from distutils.command.install import INSTALL_SCHEMES
from distutils.core import Distribution
from distutils.errors import DistutilsOptionError
from distutils.extension import Extension
from distutils.tests import support
def _make_ext_name(modname):
return modname + sysconfig.get_config_var('EXT_SUFFIX')
class InstallTestCase(support.TempdirManager,
support.EnvironGuard,
support.LoggingSilencer,
unittest.TestCase):
def test_home_installation_scheme(self):
# This ensure two things:
# - that --home generates the desired set of directory names
# - test --home is supported on all platforms
builddir = self.mkdtemp()
destination = os.path.join(builddir, "installation")
dist = Distribution({"name": "foopkg"})
# script_name need not exist, it just need to be initialized
dist.script_name = os.path.join(builddir, "setup.py")
dist.command_obj["build"] = support.DummyCommand(
build_base=builddir,
build_lib=os.path.join(builddir, "lib"),
)
cmd = install(dist)
cmd.home = destination
cmd.ensure_finalized()
self.assertEqual(cmd.install_base, destination)
self.assertEqual(cmd.install_platbase, destination)
def check_path(got, expected):
got = os.path.normpath(got)
expected = os.path.normpath(expected)
self.assertEqual(got, expected)
libdir = os.path.join(destination, "lib", "python")
check_path(cmd.install_lib, libdir)
check_path(cmd.install_platlib, libdir)
check_path(cmd.install_purelib, libdir)
check_path(cmd.install_headers,
os.path.join(destination, "include", "python", "foopkg"))
check_path(cmd.install_scripts, os.path.join(destination, "bin"))
check_path(cmd.install_data, destination)
def test_user_site(self):
# test install with --user
# preparing the environment for the test
self.old_user_base = site.USER_BASE
self.old_user_site = site.USER_SITE
self.tmpdir = self.mkdtemp()
self.user_base = os.path.join(self.tmpdir, 'B')
self.user_site = os.path.join(self.tmpdir, 'S')
site.USER_BASE = self.user_base
site.USER_SITE = self.user_site
install_module.USER_BASE = self.user_base
install_module.USER_SITE = self.user_site
def _expanduser(path):
return self.tmpdir
self.old_expand = os.path.expanduser
os.path.expanduser = _expanduser
def cleanup():
site.USER_BASE = self.old_user_base
site.USER_SITE = self.old_user_site
install_module.USER_BASE = self.old_user_base
install_module.USER_SITE = self.old_user_site
os.path.expanduser = self.old_expand
self.addCleanup(cleanup)
for key in ('nt_user', 'unix_user'):
self.assertIn(key, INSTALL_SCHEMES)
dist = Distribution({'name': 'xx'})
cmd = install(dist)
# making sure the user option is there
options = [name for name, short, lable in
cmd.user_options]
self.assertIn('user', options)
# setting a value
cmd.user = 1
# user base and site shouldn't be created yet
self.assertFalse(os.path.exists(self.user_base))
self.assertFalse(os.path.exists(self.user_site))
# let's run finalize
cmd.ensure_finalized()
# now they should
self.assertTrue(os.path.exists(self.user_base))
self.assertTrue(os.path.exists(self.user_site))
self.assertIn('userbase', cmd.config_vars)
self.assertIn('usersite', cmd.config_vars)
def test_handle_extra_path(self):
dist = Distribution({'name': 'xx', 'extra_path': 'path,dirs'})
cmd = install(dist)
# two elements
cmd.handle_extra_path()
self.assertEqual(cmd.extra_path, ['path', 'dirs'])
self.assertEqual(cmd.extra_dirs, 'dirs')
self.assertEqual(cmd.path_file, 'path')
# one element
cmd.extra_path = ['path']
cmd.handle_extra_path()
self.assertEqual(cmd.extra_path, ['path'])
self.assertEqual(cmd.extra_dirs, 'path')
self.assertEqual(cmd.path_file, 'path')
# none
dist.extra_path = cmd.extra_path = None
cmd.handle_extra_path()
self.assertEqual(cmd.extra_path, None)
self.assertEqual(cmd.extra_dirs, '')
self.assertEqual(cmd.path_file, None)
# three elements (no way !)
cmd.extra_path = 'path,dirs,again'
self.assertRaises(DistutilsOptionError, cmd.handle_extra_path)
def test_finalize_options(self):
dist = Distribution({'name': 'xx'})
cmd = install(dist)
# must supply either prefix/exec-prefix/home or
# install-base/install-platbase -- not both
cmd.prefix = 'prefix'
cmd.install_base = 'base'
self.assertRaises(DistutilsOptionError, cmd.finalize_options)
# must supply either home or prefix/exec-prefix -- not both
cmd.install_base = None
cmd.home = 'home'
self.assertRaises(DistutilsOptionError, cmd.finalize_options)
# can't combine user with prefix/exec_prefix/home or
# install_(plat)base
cmd.prefix = None
cmd.user = 'user'
self.assertRaises(DistutilsOptionError, cmd.finalize_options)
def test_record(self):
install_dir = self.mkdtemp()
project_dir, dist = self.create_dist(py_modules=['hello'],
scripts=['sayhi'])
os.chdir(project_dir)
self.write_file('hello.py', "def main(): print('o hai')")
self.write_file('sayhi', 'from hello import main; main()')
cmd = install(dist)
dist.command_obj['install'] = cmd
cmd.root = install_dir
cmd.record = os.path.join(project_dir, 'filelist')
cmd.ensure_finalized()
cmd.run()
f = open(cmd.record)
try:
content = f.read()
finally:
f.close()
found = [os.path.basename(line) for line in content.splitlines()]
expected = ['hello.py', 'hello.%s.pyc' % sys.implementation.cache_tag,
'sayhi',
'UNKNOWN-0.0.0-py%s.%s.egg-info' % sys.version_info[:2]]
self.assertEqual(found, expected)
def test_record_extensions(self):
install_dir = self.mkdtemp()
project_dir, dist = self.create_dist(ext_modules=[
Extension('xx', ['xxmodule.c'])])
os.chdir(project_dir)
support.copy_xxmodule_c(project_dir)
buildextcmd = build_ext(dist)
support.fixup_build_ext(buildextcmd)
buildextcmd.ensure_finalized()
cmd = install(dist)
dist.command_obj['install'] = cmd
dist.command_obj['build_ext'] = buildextcmd
cmd.root = install_dir
cmd.record = os.path.join(project_dir, 'filelist')
cmd.ensure_finalized()
cmd.run()
f = open(cmd.record)
try:
content = f.read()
finally:
f.close()
found = [os.path.basename(line) for line in content.splitlines()]
expected = [_make_ext_name('xx'),
'UNKNOWN-0.0.0-py%s.%s.egg-info' % sys.version_info[:2]]
self.assertEqual(found, expected)
def test_debug_mode(self):
# this covers the code called when DEBUG is set
old_logs_len = len(self.logs)
install_module.DEBUG = True
try:
with captured_stdout():
self.test_record()
finally:
install_module.DEBUG = False
self.assertGreater(len(self.logs), old_logs_len)
def test_suite():
return unittest.makeSuite(InstallTestCase)
if __name__ == "__main__":
run_unittest(test_suite())