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"""Tests for distutils.command.install_data."""
import importlib.util
import os
import sys
from distutils.command.install_lib import install_lib
from distutils.errors import DistutilsOptionError
from distutils.extension import Extension
from distutils.tests import support
import pytest
@support.combine_markers
@pytest.mark.usefixtures('save_env')
class TestInstallLib(
support.TempdirManager,
):
def test_finalize_options(self):
dist = self.create_dist()[1]
cmd = install_lib(dist)
cmd.finalize_options()
assert cmd.compile == 1
assert cmd.optimize == 0
# optimize must be 0, 1, or 2
cmd.optimize = 'foo'
with pytest.raises(DistutilsOptionError):
cmd.finalize_options()
cmd.optimize = '4'
with pytest.raises(DistutilsOptionError):
cmd.finalize_options()
cmd.optimize = '2'
cmd.finalize_options()
assert cmd.optimize == 2
@pytest.mark.skipif('sys.dont_write_bytecode')
def test_byte_compile(self):
project_dir, dist = self.create_dist()
os.chdir(project_dir)
cmd = install_lib(dist)
cmd.compile = cmd.optimize = 1
f = os.path.join(project_dir, 'foo.py')
self.write_file(f, '# python file')
cmd.byte_compile([f])
pyc_file = importlib.util.cache_from_source('foo.py', optimization='')
pyc_opt_file = importlib.util.cache_from_source(
'foo.py', optimization=cmd.optimize
)
assert os.path.exists(pyc_file)
assert os.path.exists(pyc_opt_file)
def test_get_outputs(self):
project_dir, dist = self.create_dist()
os.chdir(project_dir)
os.mkdir('spam')
cmd = install_lib(dist)
# setting up a dist environment
cmd.compile = cmd.optimize = 1
cmd.install_dir = self.mkdtemp()
f = os.path.join(project_dir, 'spam', '__init__.py')
self.write_file(f, '# python package')
cmd.distribution.ext_modules = [Extension('foo', ['xxx'])]
cmd.distribution.packages = ['spam']
cmd.distribution.script_name = 'setup.py'
# get_outputs should return 4 elements: spam/__init__.py and .pyc,
# foo.import-tag-abiflags.so / foo.pyd
outputs = cmd.get_outputs()
assert len(outputs) == 4, outputs
def test_get_inputs(self):
project_dir, dist = self.create_dist()
os.chdir(project_dir)
os.mkdir('spam')
cmd = install_lib(dist)
# setting up a dist environment
cmd.compile = cmd.optimize = 1
cmd.install_dir = self.mkdtemp()
f = os.path.join(project_dir, 'spam', '__init__.py')
self.write_file(f, '# python package')
cmd.distribution.ext_modules = [Extension('foo', ['xxx'])]
cmd.distribution.packages = ['spam']
cmd.distribution.script_name = 'setup.py'
# get_inputs should return 2 elements: spam/__init__.py and
# foo.import-tag-abiflags.so / foo.pyd
inputs = cmd.get_inputs()
assert len(inputs) == 2, inputs
def test_dont_write_bytecode(self, caplog):
# makes sure byte_compile is not used
dist = self.create_dist()[1]
cmd = install_lib(dist)
cmd.compile = True
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
assert 'byte-compiling is disabled' in caplog.messages[0]