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			234 lines
		
	
	
	
		
			8.1 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			234 lines
		
	
	
	
		
			8.1 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| """Tests for distutils.dist."""
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| 
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| import distutils.cmd
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| import distutils.dist
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| import os
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| import io
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| import sys
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| import unittest
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| 
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| from test.support import TESTFN
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| 
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| 
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| class test_dist(distutils.cmd.Command):
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|     """Sample distutils extension command."""
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| 
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|     user_options = [
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|         ("sample-option=", "S", "help text"),
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|         ]
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| 
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|     def initialize_options(self):
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|         self.sample_option = None
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| 
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| 
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| class TestDistribution(distutils.dist.Distribution):
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|     """Distribution subclasses that avoids the default search for
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|     configuration files.
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| 
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|     The ._config_files attribute must be set before
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|     .parse_config_files() is called.
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|     """
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| 
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|     def find_config_files(self):
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|         return self._config_files
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| 
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| 
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| class DistributionTestCase(unittest.TestCase):
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| 
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|     def setUp(self):
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|         self.argv = sys.argv[:]
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|         del sys.argv[1:]
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| 
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|     def tearDown(self):
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|         sys.argv[:] = self.argv
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| 
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|     def create_distribution(self, configfiles=()):
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|         d = TestDistribution()
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|         d._config_files = configfiles
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|         d.parse_config_files()
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|         d.parse_command_line()
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|         return d
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| 
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|     def test_command_packages_unspecified(self):
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|         sys.argv.append("build")
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|         d = self.create_distribution()
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|         self.assertEqual(d.get_command_packages(), ["distutils.command"])
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| 
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|     def test_command_packages_cmdline(self):
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|         from distutils.tests.test_dist import test_dist
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|         sys.argv.extend(["--command-packages",
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|                          "foo.bar,distutils.tests",
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|                          "test_dist",
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|                          "-Ssometext",
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|                          ])
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|         d = self.create_distribution()
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|         # let's actually try to load our test command:
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|         self.assertEqual(d.get_command_packages(),
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|                          ["distutils.command", "foo.bar", "distutils.tests"])
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|         cmd = d.get_command_obj("test_dist")
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|         self.assert_(isinstance(cmd, test_dist))
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|         self.assertEqual(cmd.sample_option, "sometext")
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| 
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|     def test_command_packages_configfile(self):
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|         sys.argv.append("build")
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|         f = open(TESTFN, "w")
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|         try:
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|             print("[global]", file=f)
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|             print("command_packages = foo.bar, splat", file=f)
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|             f.close()
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|             d = self.create_distribution([TESTFN])
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|             self.assertEqual(d.get_command_packages(),
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|                              ["distutils.command", "foo.bar", "splat"])
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| 
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|             # ensure command line overrides config:
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|             sys.argv[1:] = ["--command-packages", "spork", "build"]
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|             d = self.create_distribution([TESTFN])
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|             self.assertEqual(d.get_command_packages(),
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|                              ["distutils.command", "spork"])
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| 
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|             # Setting --command-packages to '' should cause the default to
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|             # be used even if a config file specified something else:
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|             sys.argv[1:] = ["--command-packages", "", "build"]
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|             d = self.create_distribution([TESTFN])
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|             self.assertEqual(d.get_command_packages(), ["distutils.command"])
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| 
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|         finally:
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|             os.unlink(TESTFN)
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| 
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| 
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| class MetadataTestCase(unittest.TestCase):
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| 
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|     def test_simple_metadata(self):
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|         attrs = {"name": "package",
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|                  "version": "1.0"}
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|         dist = distutils.dist.Distribution(attrs)
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|         meta = self.format_metadata(dist)
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|         self.assert_("Metadata-Version: 1.0" in meta)
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|         self.assert_("provides:" not in meta.lower())
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|         self.assert_("requires:" not in meta.lower())
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|         self.assert_("obsoletes:" not in meta.lower())
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| 
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|     def test_provides(self):
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|         attrs = {"name": "package",
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|                  "version": "1.0",
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|                  "provides": ["package", "package.sub"]}
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|         dist = distutils.dist.Distribution(attrs)
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|         self.assertEqual(dist.metadata.get_provides(),
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|                          ["package", "package.sub"])
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|         self.assertEqual(dist.get_provides(),
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|                          ["package", "package.sub"])
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|         meta = self.format_metadata(dist)
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|         self.assert_("Metadata-Version: 1.1" in meta)
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|         self.assert_("requires:" not in meta.lower())
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|         self.assert_("obsoletes:" not in meta.lower())
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| 
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|     def test_provides_illegal(self):
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|         self.assertRaises(ValueError,
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|                           distutils.dist.Distribution,
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|                           {"name": "package",
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|                            "version": "1.0",
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|                            "provides": ["my.pkg (splat)"]})
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| 
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|     def test_requires(self):
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|         attrs = {"name": "package",
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|                  "version": "1.0",
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|                  "requires": ["other", "another (==1.0)"]}
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|         dist = distutils.dist.Distribution(attrs)
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|         self.assertEqual(dist.metadata.get_requires(),
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|                          ["other", "another (==1.0)"])
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|         self.assertEqual(dist.get_requires(),
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|                          ["other", "another (==1.0)"])
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|         meta = self.format_metadata(dist)
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|         self.assert_("Metadata-Version: 1.1" in meta)
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|         self.assert_("provides:" not in meta.lower())
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|         self.assert_("Requires: other" in meta)
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|         self.assert_("Requires: another (==1.0)" in meta)
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|         self.assert_("obsoletes:" not in meta.lower())
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| 
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|     def test_requires_illegal(self):
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|         self.assertRaises(ValueError,
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|                           distutils.dist.Distribution,
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|                           {"name": "package",
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|                            "version": "1.0",
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|                            "requires": ["my.pkg (splat)"]})
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| 
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|     def test_obsoletes(self):
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|         attrs = {"name": "package",
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|                  "version": "1.0",
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|                  "obsoletes": ["other", "another (<1.0)"]}
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|         dist = distutils.dist.Distribution(attrs)
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|         self.assertEqual(dist.metadata.get_obsoletes(),
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|                          ["other", "another (<1.0)"])
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|         self.assertEqual(dist.get_obsoletes(),
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|                          ["other", "another (<1.0)"])
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|         meta = self.format_metadata(dist)
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|         self.assert_("Metadata-Version: 1.1" in meta)
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|         self.assert_("provides:" not in meta.lower())
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|         self.assert_("requires:" not in meta.lower())
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|         self.assert_("Obsoletes: other" in meta)
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|         self.assert_("Obsoletes: another (<1.0)" in meta)
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| 
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|     def test_obsoletes_illegal(self):
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|         self.assertRaises(ValueError,
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|                           distutils.dist.Distribution,
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|                           {"name": "package",
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|                            "version": "1.0",
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|                            "obsoletes": ["my.pkg (splat)"]})
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| 
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|     def format_metadata(self, dist):
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|         sio = io.StringIO()
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|         dist.metadata.write_pkg_file(sio)
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|         return sio.getvalue()
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| 
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|     def test_custom_pydistutils(self):
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|         # fixes #2166
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|         # make sure pydistutils.cfg is found
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|         old = {}
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|         for env in ('HOME', 'HOMEPATH', 'HOMEDRIVE'):
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|             value = os.environ.get(env)
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|             old[env] = value
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|             if value is not None:
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|                 del os.environ[env]
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| 
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|         if os.name == 'posix':
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|             user_filename = ".pydistutils.cfg"
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|         else:
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|             user_filename = "pydistutils.cfg"
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| 
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|         curdir = os.path.dirname(__file__)
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|         user_filename = os.path.join(curdir, user_filename)
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|         f = open(user_filename, 'w')
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|         f.write('.')
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|         f.close()
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| 
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|         try:
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|             dist = distutils.dist.Distribution()
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| 
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|             # linux-style
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|             if sys.platform in ('linux', 'darwin'):
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|                 os.environ['HOME'] = curdir
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|                 files = dist.find_config_files()
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|                 self.assert_(user_filename in files)
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| 
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|             # win32-style
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|             if sys.platform == 'win32':
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|                 # home drive should be found
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|                 os.environ['HOME'] = curdir
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|                 files = dist.find_config_files()
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|                 self.assert_(user_filename in files,
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|                              '%r not found in %r' % (user_filename, files))
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|         finally:
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|             for key, value in old.items():
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|                 if value is None:
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|                     continue
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|                 os.environ[key] = value
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|             os.remove(user_filename)
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| 
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| def test_suite():
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|     suite = unittest.TestSuite()
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|     suite.addTest(unittest.makeSuite(DistributionTestCase))
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|     suite.addTest(unittest.makeSuite(MetadataTestCase))
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|     return suite
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| 
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| if __name__ == "__main__":
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|     unittest.main(defaultTest="test_suite")
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