| import sys |
| import os |
| import tempfile |
| import shutil |
| from io import StringIO |
| |
| from distutils.core import Extension, Distribution |
| from distutils.command.build_ext import build_ext |
| from distutils import sysconfig |
| from distutils.tests.support import TempdirManager |
| from distutils.tests.support import LoggingSilencer |
| from distutils.extension import Extension |
| from distutils.errors import (UnknownFileError, DistutilsSetupError, |
| CompileError) |
| |
| import unittest |
| from test import support |
| |
| # http://bugs.python.org/issue4373 |
| # Don't load the xx module more than once. |
| ALREADY_TESTED = False |
| |
| def _get_source_filename(): |
| srcdir = sysconfig.get_config_var('srcdir') |
| return os.path.join(srcdir, 'Modules', 'xxmodule.c') |
| |
| class BuildExtTestCase(TempdirManager, |
| LoggingSilencer, |
| unittest.TestCase): |
| def setUp(self): |
| # Create a simple test environment |
| # Note that we're making changes to sys.path |
| super(BuildExtTestCase, self).setUp() |
| self.tmp_dir = self.mkdtemp() |
| self.sys_path = sys.path, sys.path[:] |
| sys.path.append(self.tmp_dir) |
| shutil.copy(_get_source_filename(), self.tmp_dir) |
| if sys.version > "2.6": |
| import site |
| self.old_user_base = site.USER_BASE |
| site.USER_BASE = self.mkdtemp() |
| from distutils.command import build_ext |
| build_ext.USER_BASE = site.USER_BASE |
| |
| def test_build_ext(self): |
| global ALREADY_TESTED |
| xx_c = os.path.join(self.tmp_dir, 'xxmodule.c') |
| xx_ext = Extension('xx', [xx_c]) |
| dist = Distribution({'name': 'xx', 'ext_modules': [xx_ext]}) |
| dist.package_dir = self.tmp_dir |
| cmd = build_ext(dist) |
| if os.name == "nt": |
| # On Windows, we must build a debug version iff running |
| # a debug build of Python |
| cmd.debug = sys.executable.endswith("_d.exe") |
| cmd.build_lib = self.tmp_dir |
| cmd.build_temp = self.tmp_dir |
| |
| old_stdout = sys.stdout |
| if not support.verbose: |
| # silence compiler output |
| sys.stdout = StringIO() |
| try: |
| cmd.ensure_finalized() |
| cmd.run() |
| finally: |
| sys.stdout = old_stdout |
| |
| if ALREADY_TESTED: |
| return |
| else: |
| ALREADY_TESTED = True |
| |
| import xx |
| |
| for attr in ('error', 'foo', 'new', 'roj'): |
| self.assertTrue(hasattr(xx, attr)) |
| |
| self.assertEquals(xx.foo(2, 5), 7) |
| self.assertEquals(xx.foo(13,15), 28) |
| self.assertEquals(xx.new().demo(), None) |
| doc = 'This is a template module just for instruction.' |
| self.assertEquals(xx.__doc__, doc) |
| self.assertTrue(isinstance(xx.Null(), xx.Null)) |
| self.assertTrue(isinstance(xx.Str(), xx.Str)) |
| |
| def tearDown(self): |
| # Get everything back to normal |
| support.unload('xx') |
| sys.path = self.sys_path[0] |
| sys.path[:] = self.sys_path[1] |
| if sys.version > "2.6": |
| import site |
| site.USER_BASE = self.old_user_base |
| from distutils.command import build_ext |
| build_ext.USER_BASE = self.old_user_base |
| super(BuildExtTestCase, self).tearDown() |
| |
| def test_solaris_enable_shared(self): |
| dist = Distribution({'name': 'xx'}) |
| cmd = build_ext(dist) |
| old = sys.platform |
| |
| sys.platform = 'sunos' # fooling finalize_options |
| from distutils.sysconfig import _config_vars |
| old_var = _config_vars.get('Py_ENABLE_SHARED') |
| _config_vars['Py_ENABLE_SHARED'] = 1 |
| try: |
| cmd.ensure_finalized() |
| finally: |
| sys.platform = old |
| if old_var is None: |
| del _config_vars['Py_ENABLE_SHARED'] |
| else: |
| _config_vars['Py_ENABLE_SHARED'] = old_var |
| |
| # make sure we get some library dirs under solaris |
| self.assertTrue(len(cmd.library_dirs) > 0) |
| |
| def test_user_site(self): |
| # site.USER_SITE was introduced in 2.6 |
| if sys.version < '2.6': |
| return |
| |
| import site |
| dist = Distribution({'name': 'xx'}) |
| cmd = build_ext(dist) |
| |
| # making sure the user option is there |
| options = [name for name, short, lable in |
| cmd.user_options] |
| self.assertTrue('user' in options) |
| |
| # setting a value |
| cmd.user = 1 |
| |
| # setting user based lib and include |
| lib = os.path.join(site.USER_BASE, 'lib') |
| incl = os.path.join(site.USER_BASE, 'include') |
| os.mkdir(lib) |
| os.mkdir(incl) |
| |
| # let's run finalize |
| cmd.ensure_finalized() |
| |
| # see if include_dirs and library_dirs |
| # were set |
| self.assertTrue(lib in cmd.library_dirs) |
| self.assertTrue(lib in cmd.rpath) |
| self.assertTrue(incl in cmd.include_dirs) |
| |
| def test_optional_extension(self): |
| |
| # this extension will fail, but let's ignore this failure |
| # with the optional argument. |
| modules = [Extension('foo', ['xxx'], optional=False)] |
| dist = Distribution({'name': 'xx', 'ext_modules': modules}) |
| cmd = build_ext(dist) |
| cmd.ensure_finalized() |
| self.assertRaises((UnknownFileError, CompileError), |
| cmd.run) # should raise an error |
| |
| modules = [Extension('foo', ['xxx'], optional=True)] |
| dist = Distribution({'name': 'xx', 'ext_modules': modules}) |
| cmd = build_ext(dist) |
| cmd.ensure_finalized() |
| cmd.run() # should pass |
| |
| def test_finalize_options(self): |
| # Make sure Python's include directories (for Python.h, pyconfig.h, |
| # etc.) are in the include search path. |
| modules = [Extension('foo', ['xxx'], optional=False)] |
| dist = Distribution({'name': 'xx', 'ext_modules': modules}) |
| cmd = build_ext(dist) |
| cmd.finalize_options() |
| |
| from distutils import sysconfig |
| py_include = sysconfig.get_python_inc() |
| self.assertTrue(py_include in cmd.include_dirs) |
| |
| plat_py_include = sysconfig.get_python_inc(plat_specific=1) |
| self.assertTrue(plat_py_include in cmd.include_dirs) |
| |
| # make sure cmd.libraries is turned into a list |
| # if it's a string |
| cmd = build_ext(dist) |
| cmd.libraries = 'my_lib' |
| cmd.finalize_options() |
| self.assertEquals(cmd.libraries, ['my_lib']) |
| |
| # make sure cmd.library_dirs is turned into a list |
| # if it's a string |
| cmd = build_ext(dist) |
| cmd.library_dirs = 'my_lib_dir' |
| cmd.finalize_options() |
| self.assertTrue('my_lib_dir' in cmd.library_dirs) |
| |
| # make sure rpath is turned into a list |
| # if it's a list of os.pathsep's paths |
| cmd = build_ext(dist) |
| cmd.rpath = os.pathsep.join(['one', 'two']) |
| cmd.finalize_options() |
| self.assertEquals(cmd.rpath, ['one', 'two']) |
| |
| # XXX more tests to perform for win32 |
| |
| # make sure define is turned into 2-tuples |
| # strings if they are ','-separated strings |
| cmd = build_ext(dist) |
| cmd.define = 'one,two' |
| cmd.finalize_options() |
| self.assertEquals(cmd.define, [('one', '1'), ('two', '1')]) |
| |
| # make sure undef is turned into a list of |
| # strings if they are ','-separated strings |
| cmd = build_ext(dist) |
| cmd.undef = 'one,two' |
| cmd.finalize_options() |
| self.assertEquals(cmd.undef, ['one', 'two']) |
| |
| # make sure swig_opts is turned into a list |
| cmd = build_ext(dist) |
| cmd.swig_opts = None |
| cmd.finalize_options() |
| self.assertEquals(cmd.swig_opts, []) |
| |
| cmd = build_ext(dist) |
| cmd.swig_opts = '1 2' |
| cmd.finalize_options() |
| self.assertEquals(cmd.swig_opts, ['1', '2']) |
| |
| def test_check_extensions_list(self): |
| dist = Distribution() |
| cmd = build_ext(dist) |
| cmd.finalize_options() |
| |
| #'extensions' option must be a list of Extension instances |
| self.assertRaises(DistutilsSetupError, cmd.check_extensions_list, 'foo') |
| |
| # each element of 'ext_modules' option must be an |
| # Extension instance or 2-tuple |
| exts = [('bar', 'foo', 'bar'), 'foo'] |
| self.assertRaises(DistutilsSetupError, cmd.check_extensions_list, exts) |
| |
| # first element of each tuple in 'ext_modules' |
| # must be the extension name (a string) and match |
| # a python dotted-separated name |
| exts = [('foo-bar', '')] |
| self.assertRaises(DistutilsSetupError, cmd.check_extensions_list, exts) |
| |
| # second element of each tuple in 'ext_modules' |
| # must be a ary (build info) |
| exts = [('foo.bar', '')] |
| self.assertRaises(DistutilsSetupError, cmd.check_extensions_list, exts) |
| |
| # ok this one should pass |
| exts = [('foo.bar', {'sources': [''], 'libraries': 'foo', |
| 'some': 'bar'})] |
| cmd.check_extensions_list(exts) |
| ext = exts[0] |
| self.assertTrue(isinstance(ext, Extension)) |
| |
| # check_extensions_list adds in ext the values passed |
| # when they are in ('include_dirs', 'library_dirs', 'libraries' |
| # 'extra_objects', 'extra_compile_args', 'extra_link_args') |
| self.assertEquals(ext.libraries, 'foo') |
| self.assertTrue(not hasattr(ext, 'some')) |
| |
| # 'macros' element of build info dict must be 1- or 2-tuple |
| exts = [('foo.bar', {'sources': [''], 'libraries': 'foo', |
| 'some': 'bar', 'macros': [('1', '2', '3'), 'foo']})] |
| self.assertRaises(DistutilsSetupError, cmd.check_extensions_list, exts) |
| |
| exts[0][1]['macros'] = [('1', '2'), ('3',)] |
| cmd.check_extensions_list(exts) |
| self.assertEquals(exts[0].undef_macros, ['3']) |
| self.assertEquals(exts[0].define_macros, [('1', '2')]) |
| |
| def test_get_source_files(self): |
| modules = [Extension('foo', ['xxx'], optional=False)] |
| dist = Distribution({'name': 'xx', 'ext_modules': modules}) |
| cmd = build_ext(dist) |
| cmd.ensure_finalized() |
| self.assertEquals(cmd.get_source_files(), ['xxx']) |
| |
| def test_compiler_option(self): |
| # cmd.compiler is an option and |
| # should not be overriden by a compiler instance |
| # when the command is run |
| dist = Distribution() |
| cmd = build_ext(dist) |
| cmd.compiler = 'unix' |
| cmd.ensure_finalized() |
| cmd.run() |
| self.assertEquals(cmd.compiler, 'unix') |
| |
| def test_get_outputs(self): |
| tmp_dir = self.mkdtemp() |
| c_file = os.path.join(tmp_dir, 'foo.c') |
| self.write_file(c_file, 'void PyInit_foo(void) {};\n') |
| ext = Extension('foo', [c_file], optional=False) |
| dist = Distribution({'name': 'xx', |
| 'ext_modules': [ext]}) |
| cmd = build_ext(dist) |
| cmd.ensure_finalized() |
| self.assertEquals(len(cmd.get_outputs()), 1) |
| |
| if os.name == "nt": |
| cmd.debug = sys.executable.endswith("_d.exe") |
| |
| cmd.build_lib = os.path.join(self.tmp_dir, 'build') |
| cmd.build_temp = os.path.join(self.tmp_dir, 'tempt') |
| |
| # issue #5977 : distutils build_ext.get_outputs |
| # returns wrong result with --inplace |
| other_tmp_dir = os.path.realpath(self.mkdtemp()) |
| old_wd = os.getcwd() |
| os.chdir(other_tmp_dir) |
| try: |
| cmd.inplace = 1 |
| cmd.run() |
| so_file = cmd.get_outputs()[0] |
| finally: |
| os.chdir(old_wd) |
| self.assertTrue(os.path.exists(so_file)) |
| self.assertEquals(os.path.splitext(so_file)[-1], |
| sysconfig.get_config_var('SO')) |
| so_dir = os.path.dirname(so_file) |
| self.assertEquals(so_dir, other_tmp_dir) |
| |
| cmd.inplace = 0 |
| cmd.compiler = None |
| cmd.run() |
| so_file = cmd.get_outputs()[0] |
| self.assertTrue(os.path.exists(so_file)) |
| self.assertEquals(os.path.splitext(so_file)[-1], |
| sysconfig.get_config_var('SO')) |
| so_dir = os.path.dirname(so_file) |
| self.assertEquals(so_dir, cmd.build_lib) |
| |
| # inplace = 0, cmd.package = 'bar' |
| build_py = cmd.get_finalized_command('build_py') |
| build_py.package_dir = {'': 'bar'} |
| path = cmd.get_ext_fullpath('foo') |
| # checking that the last directory is the build_dir |
| path = os.path.split(path)[0] |
| self.assertEquals(path, cmd.build_lib) |
| |
| # inplace = 1, cmd.package = 'bar' |
| cmd.inplace = 1 |
| other_tmp_dir = os.path.realpath(self.mkdtemp()) |
| old_wd = os.getcwd() |
| os.chdir(other_tmp_dir) |
| try: |
| path = cmd.get_ext_fullpath('foo') |
| finally: |
| os.chdir(old_wd) |
| # checking that the last directory is bar |
| path = os.path.split(path)[0] |
| lastdir = os.path.split(path)[-1] |
| self.assertEquals(lastdir, 'bar') |
| |
| def test_ext_fullpath(self): |
| ext = sysconfig.get_config_vars()['SO'] |
| # building lxml.etree inplace |
| #etree_c = os.path.join(self.tmp_dir, 'lxml.etree.c') |
| #etree_ext = Extension('lxml.etree', [etree_c]) |
| #dist = Distribution({'name': 'lxml', 'ext_modules': [etree_ext]}) |
| dist = Distribution() |
| cmd = build_ext(dist) |
| cmd.inplace = 1 |
| cmd.distribution.package_dir = {'': 'src'} |
| cmd.distribution.packages = ['lxml', 'lxml.html'] |
| curdir = os.getcwd() |
| wanted = os.path.join(curdir, 'src', 'lxml', 'etree' + ext) |
| path = cmd.get_ext_fullpath('lxml.etree') |
| self.assertEquals(wanted, path) |
| |
| # building lxml.etree not inplace |
| cmd.inplace = 0 |
| cmd.build_lib = os.path.join(curdir, 'tmpdir') |
| wanted = os.path.join(curdir, 'tmpdir', 'lxml', 'etree' + ext) |
| path = cmd.get_ext_fullpath('lxml.etree') |
| self.assertEquals(wanted, path) |
| |
| # building twisted.runner.portmap not inplace |
| build_py = cmd.get_finalized_command('build_py') |
| build_py.package_dir = {} |
| cmd.distribution.packages = ['twisted', 'twisted.runner.portmap'] |
| path = cmd.get_ext_fullpath('twisted.runner.portmap') |
| wanted = os.path.join(curdir, 'tmpdir', 'twisted', 'runner', |
| 'portmap' + ext) |
| self.assertEquals(wanted, path) |
| |
| # building twisted.runner.portmap inplace |
| cmd.inplace = 1 |
| path = cmd.get_ext_fullpath('twisted.runner.portmap') |
| wanted = os.path.join(curdir, 'twisted', 'runner', 'portmap' + ext) |
| self.assertEquals(wanted, path) |
| |
| def test_suite(): |
| src = _get_source_filename() |
| if not os.path.exists(src): |
| if support.verbose: |
| print('test_build_ext: Cannot find source code (test' |
| ' must run in python build dir)') |
| return unittest.TestSuite() |
| else: return unittest.makeSuite(BuildExtTestCase) |
| |
| if __name__ == '__main__': |
| support.run_unittest(test_suite()) |