bpo-43105: Importlib now resolves relative paths when creating module spec objects from file locations (GH-25121)

diff --git a/Lib/test/test_site.py b/Lib/test/test_site.py
index 6060288..9b4ab42 100644
--- a/Lib/test/test_site.py
+++ b/Lib/test/test_site.py
@@ -173,6 +173,7 @@ def test_addpackage_import_bad_pth_file(self):
         pth_dir, pth_fn = self.make_pth("abc\x00def\n")
         with captured_stderr() as err_out:
             self.assertFalse(site.addpackage(pth_dir, pth_fn, set()))
+        self.maxDiff = None
         self.assertEqual(err_out.getvalue(), "")
         for path in sys.path:
             if isinstance(path, str):
@@ -408,55 +409,6 @@ def tearDown(self):
         """Restore sys.path"""
         sys.path[:] = self.sys_path
 
-    def test_abs_paths(self):
-        # Make sure all imported modules have their __file__ and __cached__
-        # attributes as absolute paths.  Arranging to put the Lib directory on
-        # PYTHONPATH would cause the os module to have a relative path for
-        # __file__ if abs_paths() does not get run.  sys and builtins (the
-        # only other modules imported before site.py runs) do not have
-        # __file__ or __cached__ because they are built-in.
-        try:
-            parent = os.path.relpath(os.path.dirname(os.__file__))
-            cwd = os.getcwd()
-        except ValueError:
-            # Failure to get relpath probably means we need to chdir
-            # to the same drive.
-            cwd, parent = os.path.split(os.path.dirname(os.__file__))
-        with change_cwd(cwd):
-            env = os.environ.copy()
-            env['PYTHONPATH'] = parent
-            code = ('import os, sys',
-                # use ASCII to avoid locale issues with non-ASCII directories
-                'os_file = os.__file__.encode("ascii", "backslashreplace")',
-                r'sys.stdout.buffer.write(os_file + b"\n")',
-                'os_cached = os.__cached__.encode("ascii", "backslashreplace")',
-                r'sys.stdout.buffer.write(os_cached + b"\n")')
-            command = '\n'.join(code)
-            # First, prove that with -S (no 'import site'), the paths are
-            # relative.
-            proc = subprocess.Popen([sys.executable, '-S', '-c', command],
-                                    env=env,
-                                    stdout=subprocess.PIPE)
-            stdout, stderr = proc.communicate()
-
-            self.assertEqual(proc.returncode, 0)
-            os__file__, os__cached__ = stdout.splitlines()[:2]
-            self.assertFalse(os.path.isabs(os__file__))
-            self.assertFalse(os.path.isabs(os__cached__))
-            # Now, with 'import site', it works.
-            proc = subprocess.Popen([sys.executable, '-c', command],
-                                    env=env,
-                                    stdout=subprocess.PIPE)
-            stdout, stderr = proc.communicate()
-            self.assertEqual(proc.returncode, 0)
-            os__file__, os__cached__ = stdout.splitlines()[:2]
-            self.assertTrue(os.path.isabs(os__file__),
-                            "expected absolute path, got {}"
-                            .format(os__file__.decode('ascii')))
-            self.assertTrue(os.path.isabs(os__cached__),
-                            "expected absolute path, got {}"
-                            .format(os__cached__.decode('ascii')))
-
     def test_abs_paths_cached_None(self):
         """Test for __cached__ is None.