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