using for loop to install conda package

.CondaPkg/env/Lib/distutils/tests/test_build_ext.py

@@ -0,0 +1,555 @@
+import sys
+import os
+from io import StringIO
+import textwrap
+
+from distutils.core import Distribution
+from distutils.command.build_ext import build_ext
+from distutils import sysconfig
+from distutils.tests.support import (TempdirManager, LoggingSilencer,
+                                     copy_xxmodule_c, fixup_build_ext)
+from distutils.extension import Extension
+from distutils.errors import (
+    CompileError, DistutilsPlatformError, DistutilsSetupError,
+    UnknownFileError)
+
+import unittest
+from test import support
+from test.support import os_helper
+from test.support.script_helper import assert_python_ok
+from test.support import threading_helper
+
+# http://bugs.python.org/issue4373
+# Don't load the xx module more than once.
+ALREADY_TESTED = False
+
+
+class BuildExtTestCase(TempdirManager,
+                       LoggingSilencer,
+                       unittest.TestCase):
+    def setUp(self):
+        # Create a simple test environment
+        super(BuildExtTestCase, self).setUp()
+        self.tmp_dir = self.mkdtemp()
+        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
+        self.old_config_vars = dict(sysconfig._config_vars)
+
+        # bpo-30132: On Windows, a .pdb file may be created in the current
+        # working directory. Create a temporary working directory to cleanup
+        # everything at the end of the test.
+        self.enterContext(os_helper.change_cwd(self.tmp_dir))
+
+    def tearDown(self):
+        import site
+        site.USER_BASE = self.old_user_base
+        from distutils.command import build_ext
+        build_ext.USER_BASE = self.old_user_base
+        sysconfig._config_vars.clear()
+        sysconfig._config_vars.update(self.old_config_vars)
+        super(BuildExtTestCase, self).tearDown()
+
+    def build_ext(self, *args, **kwargs):
+        return build_ext(*args, **kwargs)
+
+    @support.requires_subprocess()
+    def test_build_ext(self):
+        cmd = support.missing_compiler_executable()
+        if cmd is not None:
+            self.skipTest('The %r command is not found' % cmd)
+        global ALREADY_TESTED
+        copy_xxmodule_c(self.tmp_dir)
+        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 = self.build_ext(dist)
+        fixup_build_ext(cmd)
+        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:
+            self.skipTest('Already tested in %s' % ALREADY_TESTED)
+        else:
+            ALREADY_TESTED = type(self).__name__
+
+        code = textwrap.dedent(f"""
+            tmp_dir = {self.tmp_dir!r}
+
+            import sys
+            import unittest
+            from test import support
+
+            sys.path.insert(0, tmp_dir)
+            import xx
+
+            class Tests(unittest.TestCase):
+                def test_xx(self):
+                    for attr in ('error', 'foo', 'new', 'roj'):
+                        self.assertTrue(hasattr(xx, attr))
+
+                    self.assertEqual(xx.foo(2, 5), 7)
+                    self.assertEqual(xx.foo(13,15), 28)
+                    self.assertEqual(xx.new().demo(), None)
+                    if support.HAVE_DOCSTRINGS:
+                        doc = 'This is a template module just for instruction.'
+                        self.assertEqual(xx.__doc__, doc)
+                    self.assertIsInstance(xx.Null(), xx.Null)
+                    self.assertIsInstance(xx.Str(), xx.Str)
+
+
+            unittest.main()
+        """)
+        assert_python_ok('-c', code)
+
+    def test_solaris_enable_shared(self):
+        dist = Distribution({'name': 'xx'})
+        cmd = self.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.assertGreater(len(cmd.library_dirs), 0)
+
+    def test_user_site(self):
+        import site
+        dist = Distribution({'name': 'xx'})
+        cmd = self.build_ext(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
+
+        # 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.assertIn(lib, cmd.library_dirs)
+        self.assertIn(lib, cmd.rpath)
+        self.assertIn(incl, cmd.include_dirs)
+
+    @threading_helper.requires_working_threading()
+    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 = self.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 = self.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 = self.build_ext(dist)
+        cmd.finalize_options()
+
+        py_include = sysconfig.get_python_inc()
+        for p in py_include.split(os.path.pathsep):
+            self.assertIn(p, cmd.include_dirs)
+
+        plat_py_include = sysconfig.get_python_inc(plat_specific=1)
+        for p in plat_py_include.split(os.path.pathsep):
+            self.assertIn(p, cmd.include_dirs)
+
+        # make sure cmd.libraries is turned into a list
+        # if it's a string
+        cmd = self.build_ext(dist)
+        cmd.libraries = 'my_lib, other_lib lastlib'
+        cmd.finalize_options()
+        self.assertEqual(cmd.libraries, ['my_lib', 'other_lib', 'lastlib'])
+
+        # make sure cmd.library_dirs is turned into a list
+        # if it's a string
+        cmd = self.build_ext(dist)
+        cmd.library_dirs = 'my_lib_dir%sother_lib_dir' % os.pathsep
+        cmd.finalize_options()
+        self.assertIn('my_lib_dir', cmd.library_dirs)
+        self.assertIn('other_lib_dir', cmd.library_dirs)
+
+        # make sure rpath is turned into a list
+        # if it's a string
+        cmd = self.build_ext(dist)
+        cmd.rpath = 'one%stwo' % os.pathsep
+        cmd.finalize_options()
+        self.assertEqual(cmd.rpath, ['one', 'two'])
+
+        # make sure cmd.link_objects is turned into a list
+        # if it's a string
+        cmd = build_ext(dist)
+        cmd.link_objects = 'one two,three'
+        cmd.finalize_options()
+        self.assertEqual(cmd.link_objects, ['one', 'two', 'three'])
+
+        # XXX more tests to perform for win32
+
+        # make sure define is turned into 2-tuples
+        # strings if they are ','-separated strings
+        cmd = self.build_ext(dist)
+        cmd.define = 'one,two'
+        cmd.finalize_options()
+        self.assertEqual(cmd.define, [('one', '1'), ('two', '1')])
+
+        # make sure undef is turned into a list of
+        # strings if they are ','-separated strings
+        cmd = self.build_ext(dist)
+        cmd.undef = 'one,two'
+        cmd.finalize_options()
+        self.assertEqual(cmd.undef, ['one', 'two'])
+
+        # make sure swig_opts is turned into a list
+        cmd = self.build_ext(dist)
+        cmd.swig_opts = None
+        cmd.finalize_options()
+        self.assertEqual(cmd.swig_opts, [])
+
+        cmd = self.build_ext(dist)
+        cmd.swig_opts = '1 2'
+        cmd.finalize_options()
+        self.assertEqual(cmd.swig_opts, ['1', '2'])
+
+    def test_check_extensions_list(self):
+        dist = Distribution()
+        cmd = self.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 dictionary (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.assertIsInstance(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.assertEqual(ext.libraries, 'foo')
+        self.assertFalse(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.assertEqual(exts[0].undef_macros, ['3'])
+        self.assertEqual(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 = self.build_ext(dist)
+        cmd.ensure_finalized()
+        self.assertEqual(cmd.get_source_files(), ['xxx'])
+
+    def test_unicode_module_names(self):
+        modules = [
+            Extension('foo', ['aaa'], optional=False),
+            Extension('föö', ['uuu'], optional=False),
+        ]
+        dist = Distribution({'name': 'xx', 'ext_modules': modules})
+        cmd = self.build_ext(dist)
+        cmd.ensure_finalized()
+        self.assertRegex(cmd.get_ext_filename(modules[0].name), r'foo(_d)?\..*')
+        self.assertRegex(cmd.get_ext_filename(modules[1].name), r'föö(_d)?\..*')
+        self.assertEqual(cmd.get_export_symbols(modules[0]), ['PyInit_foo'])
+        self.assertEqual(cmd.get_export_symbols(modules[1]), ['PyInitU_f_gkaa'])
+
+    def test_compiler_option(self):
+        # cmd.compiler is an option and
+        # should not be overridden by a compiler instance
+        # when the command is run
+        dist = Distribution()
+        cmd = self.build_ext(dist)
+        cmd.compiler = 'unix'
+        cmd.ensure_finalized()
+        cmd.run()
+        self.assertEqual(cmd.compiler, 'unix')
+
+    @support.requires_subprocess()
+    def test_get_outputs(self):
+        cmd = support.missing_compiler_executable()
+        if cmd is not None:
+            self.skipTest('The %r command is not found' % cmd)
+        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 = self.build_ext(dist)
+        fixup_build_ext(cmd)
+        cmd.ensure_finalized()
+        self.assertEqual(len(cmd.get_outputs()), 1)
+
+        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))
+        ext_suffix = sysconfig.get_config_var('EXT_SUFFIX')
+        self.assertTrue(so_file.endswith(ext_suffix))
+        so_dir = os.path.dirname(so_file)
+        self.assertEqual(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.assertTrue(so_file.endswith(ext_suffix))
+        so_dir = os.path.dirname(so_file)
+        self.assertEqual(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.assertEqual(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.assertEqual(lastdir, 'bar')
+
+    def test_ext_fullpath(self):
+        ext = sysconfig.get_config_var('EXT_SUFFIX')
+        # 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 = self.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.assertEqual(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.assertEqual(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.assertEqual(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.assertEqual(wanted, path)
+
+
+    @unittest.skipUnless(sys.platform == 'darwin', 'test only relevant for MacOSX')
+    def test_deployment_target_default(self):
+        # Issue 9516: Test that, in the absence of the environment variable,
+        # an extension module is compiled with the same deployment target as
+        #  the interpreter.
+        self._try_compile_deployment_target('==', None)
+
+    @unittest.skipUnless(sys.platform == 'darwin', 'test only relevant for MacOSX')
+    def test_deployment_target_too_low(self):
+        # Issue 9516: Test that an extension module is not allowed to be
+        # compiled with a deployment target less than that of the interpreter.
+        self.assertRaises(DistutilsPlatformError,
+            self._try_compile_deployment_target, '>', '10.1')
+
+    @unittest.skipUnless(sys.platform == 'darwin', 'test only relevant for MacOSX')
+    def test_deployment_target_higher_ok(self):
+        # Issue 9516: Test that an extension module can be compiled with a
+        # deployment target higher than that of the interpreter: the ext
+        # module may depend on some newer OS feature.
+        deptarget = sysconfig.get_config_var('MACOSX_DEPLOYMENT_TARGET')
+        if deptarget:
+            # increment the minor version number (i.e. 10.6 -> 10.7)
+            deptarget = [int(x) for x in deptarget.split('.')]
+            deptarget[-1] += 1
+            deptarget = '.'.join(str(i) for i in deptarget)
+            self._try_compile_deployment_target('<', deptarget)
+
+    def _try_compile_deployment_target(self, operator, target):
+        orig_environ = os.environ
+        os.environ = orig_environ.copy()
+        self.addCleanup(setattr, os, 'environ', orig_environ)
+
+        if target is None:
+            if os.environ.get('MACOSX_DEPLOYMENT_TARGET'):
+                del os.environ['MACOSX_DEPLOYMENT_TARGET']
+        else:
+            os.environ['MACOSX_DEPLOYMENT_TARGET'] = target
+
+        deptarget_c = os.path.join(self.tmp_dir, 'deptargetmodule.c')
+
+        with open(deptarget_c, 'w') as fp:
+            fp.write(textwrap.dedent('''\
+                #include <AvailabilityMacros.h>
+
+                int dummy;
+
+                #if TARGET %s MAC_OS_X_VERSION_MIN_REQUIRED
+                #else
+                #error "Unexpected target"
+                #endif
+
+            ''' % operator))
+
+        # get the deployment target that the interpreter was built with
+        target = sysconfig.get_config_var('MACOSX_DEPLOYMENT_TARGET')
+        target = tuple(map(int, target.split('.')[0:2]))
+        # format the target value as defined in the Apple
+        # Availability Macros.  We can't use the macro names since
+        # at least one value we test with will not exist yet.
+        if target[:2] < (10, 10):
+            # for 10.1 through 10.9.x -> "10n0"
+            target = '%02d%01d0' % target
+        else:
+            # for 10.10 and beyond -> "10nn00"
+            if len(target) >= 2:
+                target = '%02d%02d00' % target
+            else:
+                # 11 and later can have no minor version (11 instead of 11.0)
+                target = '%02d0000' % target
+        deptarget_ext = Extension(
+            'deptarget',
+            [deptarget_c],
+            extra_compile_args=['-DTARGET=%s'%(target,)],
+        )
+        dist = Distribution({
+            'name': 'deptarget',
+            'ext_modules': [deptarget_ext]
+        })
+        dist.package_dir = self.tmp_dir
+        cmd = self.build_ext(dist)
+        cmd.build_lib = self.tmp_dir
+        cmd.build_temp = self.tmp_dir
+
+        try:
+            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
+
+        except CompileError:
+            self.fail("Wrong deployment target during compilation")
+
+
+class ParallelBuildExtTestCase(BuildExtTestCase):
+
+    def build_ext(self, *args, **kwargs):
+        build_ext = super().build_ext(*args, **kwargs)
+        build_ext.parallel = True
+        return build_ext
+
+
+def test_suite():
+    suite = unittest.TestSuite()
+    suite.addTest(unittest.TestLoader().loadTestsFromTestCase(BuildExtTestCase))
+    suite.addTest(unittest.TestLoader().loadTestsFromTestCase(ParallelBuildExtTestCase))
+    return suite
+
+if __name__ == '__main__':
+    support.run_unittest(__name__)