"""Tests for distutils.command.build_py."""
import os
import sys
import StringIO
import unittest
from distutils.command.build_py import build_py
from distutils.core import Distribution
from distutils.errors import DistutilsFileError
from distutils.tests import support
from test.test_support import run_unittest
class BuildPyTestCase(support.TempdirManager,
support.LoggingSilencer,
unittest.TestCase):
def test_package_data(self):
sources = self.mkdtemp()
f = open(os.path.join(sources, "__init__.py"), "w")
try:
f.write("# Pretend this is a package.")
finally:
f.close()
f = open(os.path.join(sources, "README.txt"), "w")
try:
f.write("Info about this package")
finally:
f.close()
destination = self.mkdtemp()
dist = Distribution({"packages": ["pkg"],
"package_dir": {"pkg": sources}})
# script_name need not exist, it just need to be initialized
dist.script_name = os.path.join(sources, "setup.py")
dist.command_obj["build"] = support.DummyCommand(
force=0,
build_lib=destination)
dist.packages = ["pkg"]
dist.package_data = {"pkg": ["README.txt"]}
dist.package_dir = {"pkg": sources}
cmd = build_py(dist)
cmd.compile = 1
cmd.ensure_finalized()
self.assertEqual(cmd.package_data, dist.package_data)
cmd.run()
# This makes sure the list of outputs includes byte-compiled
# files for Python modules but not for package data files
# (there shouldn't *be* byte-code files for those!).
#
self.assertEqual(len(cmd.get_outputs()), 3)
pkgdest = os.path.join(destination, "pkg")
files = os.listdir(pkgdest)
self.assertIn("__init__.py", files)
self.assertIn("README.txt", files)
# XXX even with -O, distutils writes pyc, not pyo; bug?
if sys.dont_write_bytecode:
self.assertNotIn("__init__.pyc", files)
else:
self.assertIn("__init__.pyc", files)
def test_empty_package_dir(self):
# See SF 1668596/1720897.
cwd = os.getcwd()
# create the distribution files.
sources = self.mkdtemp()
open(os.path.join(sources, "__init__.py"), "w").close()
testdir = os.path.join(sources, "doc")
os.mkdir(testdir)
open(os.path.join(testdir, "testfile"), "w").close()
os.chdir(sources)
old_stdout = sys.stdout
sys.stdout = StringIO.StringIO()
try:
dist = Distribution({"packages": ["pkg"],
"package_dir": {"pkg": ""},
"package_data": {"pkg": ["doc/*"]}})
# script_name need not exist, it just need to be initialized
dist.script_name = os.path.join(sources, "setup.py")
dist.script_args = ["build"]
dist.parse_command_line()
try:
dist.run_commands()
except DistutilsFileError:
self.fail("failed package_data test when package_dir is ''")
finally:
# Restore state.
os.chdir(cwd)
sys.stdout = old_stdout
def test_dont_write_bytecode(self):
# makes sure byte_compile is not used
pkg_dir, dist = self.create_dist()
cmd = build_py(dist)
cmd.compile = 1
cmd.optimize = 1
old_dont_write_bytecode = sys.dont_write_bytecode
sys.dont_write_bytecode = True
try:
cmd.byte_compile([])
finally:
sys.dont_write_bytecode = old_dont_write_bytecode
self.assertIn('byte-compiling is disabled', self.logs[0][1])
def test_suite():
return unittest.makeSuite(BuildPyTestCase)
if __name__ == "__main__":
run_unittest(test_suite())