Index: Lib/test/test_ntpath.py
===================================================================
--- Lib/test/test_ntpath.py	(revisione 60620)
+++ Lib/test/test_ntpath.py	(copia locale)
@@ -1,174 +1,181 @@
 import ntpath
-from test.test_support import verbose, TestFailed
+import unittest
 import os
+from test import test_support
 
-errors = 0
 
-def tester(fn, wantResult):
-    global errors
-    fn = fn.replace("\\", "\\\\")
-    gotResult = eval(fn)
-    if wantResult != gotResult:
-        print "error!"
-        print "evaluated: " + str(fn)
-        print "should be: " + str(wantResult)
-        print " returned: " + str(gotResult)
-        print ""
-        errors = errors + 1
+class NtPathTest(unittest.TestCase):
 
-tester('ntpath.splitext("foo.ext")', ('foo', '.ext'))
-tester('ntpath.splitext("/foo/foo.ext")', ('/foo/foo', '.ext'))
-tester('ntpath.splitext(".ext")', ('.ext', ''))
-tester('ntpath.splitext("\\foo.ext\\foo")', ('\\foo.ext\\foo', ''))
-tester('ntpath.splitext("foo.ext\\")', ('foo.ext\\', ''))
-tester('ntpath.splitext("")', ('', ''))
-tester('ntpath.splitext("foo.bar.ext")', ('foo.bar', '.ext'))
-tester('ntpath.splitext("xx/foo.bar.ext")', ('xx/foo.bar', '.ext'))
-tester('ntpath.splitext("xx\\foo.bar.ext")', ('xx\\foo.bar', '.ext'))
-tester('ntpath.splitext("c:a/b\\c.d")', ('c:a/b\\c', '.d'))
+    def test_splitext(self):
+        self.assertEqual(ntpath.splitext("foo.ext"), ('foo', '.ext'))
+        self.assertEqual(ntpath.splitext("/foo/foo.ext"), ('/foo/foo', '.ext'))
+        self.assertEqual(ntpath.splitext(".ext"), ('.ext', ''))
+        self.assertEqual(ntpath.splitext("\\foo.ext\\foo"), ('\\foo.ext\\foo', ''))
+        self.assertEqual(ntpath.splitext("foo.ext\\"), ('foo.ext\\', ''))
+        self.assertEqual(ntpath.splitext(""), ('', ''))
+        self.assertEqual(ntpath.splitext("foo.bar.ext"), ('foo.bar', '.ext'))
+        self.assertEqual(ntpath.splitext("xx/foo.bar.ext"), ('xx/foo.bar', '.ext'))
+        self.assertEqual(ntpath.splitext("xx\\foo.bar.ext"), ('xx\\foo.bar', '.ext'))
+        self.assertEqual(ntpath.splitext("c:a/b\\c.d"), ('c:a/b\\c', '.d'))
 
-tester('ntpath.splitdrive("c:\\foo\\bar")',
-       ('c:', '\\foo\\bar'))
-tester('ntpath.splitunc("\\\\conky\\mountpoint\\foo\\bar")',
-       ('\\\\conky\\mountpoint', '\\foo\\bar'))
-tester('ntpath.splitdrive("c:/foo/bar")',
-       ('c:', '/foo/bar'))
-tester('ntpath.splitunc("//conky/mountpoint/foo/bar")',
-       ('//conky/mountpoint', '/foo/bar'))
+    def test_splitdrive(self):
+        self.assertEqual(ntpath.splitdrive("c:\\foo\\bar"), ('c:', '\\foo\\bar'))
+        self.assertEqual(ntpath.splitdrive("c:/foo/bar"), ('c:', '/foo/bar'))
+        
+    def test_splitunc(self):
+        self.assertEqual(ntpath.splitunc("\\\\conky\\mountpoint\\foo\\bar"),
+               ('\\\\conky\\mountpoint', '\\foo\\bar'))
+        self.assertEqual(ntpath.splitunc("//conky/mountpoint/foo/bar"),
+                                        ('//conky/mountpoint', '/foo/bar'))
 
-tester('ntpath.split("c:\\foo\\bar")', ('c:\\foo', 'bar'))
-tester('ntpath.split("\\\\conky\\mountpoint\\foo\\bar")',
-       ('\\\\conky\\mountpoint\\foo', 'bar'))
+    def test_split(self):
+        self.assertEqual(ntpath.split("c:\\foo\\bar"), ('c:\\foo', 'bar'))
+        self.assertEqual(ntpath.split("\\\\conky\\mountpoint\\foo\\bar"),
+                                     ('\\\\conky\\mountpoint\\foo', 'bar'))
 
-tester('ntpath.split("c:\\")', ('c:\\', ''))
-tester('ntpath.split("\\\\conky\\mountpoint\\")',
-       ('\\\\conky\\mountpoint', ''))
+        self.assertEqual(ntpath.split("c:\\"), ('c:\\', ''))
+        self.assertEqual(ntpath.split("\\\\conky\\mountpoint\\"),
+                                     ('\\\\conky\\mountpoint', ''))
 
-tester('ntpath.split("c:/")', ('c:/', ''))
-tester('ntpath.split("//conky/mountpoint/")', ('//conky/mountpoint', ''))
+        self.assertEqual(ntpath.split("c:/"), ('c:/', ''))
+        self.assertEqual(ntpath.split("//conky/mountpoint/"),
+                                     ('//conky/mountpoint', ''))
 
-tester('ntpath.isabs("c:\\")', 1)
-tester('ntpath.isabs("\\\\conky\\mountpoint\\")', 1)
-tester('ntpath.isabs("\\foo")', 1)
-tester('ntpath.isabs("\\foo\\bar")', 1)
+    def test_isabs(self):
+        self.assertEqual(ntpath.isabs("c:\\"), 1)
+        self.assertEqual(ntpath.isabs("\\\\conky\\mountpoint\\"), 1)
+        self.assertEqual(ntpath.isabs("\\foo"), 1)
+        self.assertEqual(ntpath.isabs("\\foo\\bar"), 1)
 
-tester('ntpath.commonprefix(["/home/swenson/spam", "/home/swen/spam"])',
-       "/home/swen")
-tester('ntpath.commonprefix(["\\home\\swen\\spam", "\\home\\swen\\eggs"])',
-       "\\home\\swen\\")
-tester('ntpath.commonprefix(["/home/swen/spam", "/home/swen/spam"])',
-       "/home/swen/spam")
+    def test_commonprefix(self):
+        self.assertEqual(ntpath.commonprefix(["/home/swenson/spam",
+                                              "/home/swen/spam"]),
+               "/home/swen")
+        self.assertEqual(ntpath.commonprefix(["\\home\\swen\\spam",
+                                              "\\home\\swen\\eggs"]),
+               "\\home\\swen\\")
+        self.assertEqual(ntpath.commonprefix(["/home/swen/spam", "/home/swen/spam"]),
+                                              "/home/swen/spam")
+               
+    def test_join(self):
+        self.assertEqual(ntpath.join(""), '')
+        self.assertEqual(ntpath.join("", "", ""), '')
+        self.assertEqual(ntpath.join("a"), 'a')
+        self.assertEqual(ntpath.join("/a"), '/a')
+        self.assertEqual(ntpath.join("\\a"), '\\a')
+        self.assertEqual(ntpath.join("a:"), 'a:')
+        self.assertEqual(ntpath.join("a:", "b"), 'a:b')
+        self.assertEqual(ntpath.join("a:", "/b"), 'a:/b')
+        self.assertEqual(ntpath.join("a:", "\\b"), 'a:\\b')
+        self.assertEqual(ntpath.join("a", "/b"), '/b')
+        self.assertEqual(ntpath.join("a", "\\b"), '\\b')
+        self.assertEqual(ntpath.join("a", "b", "c"), 'a\\b\\c')
+        self.assertEqual(ntpath.join("a\\", "b", "c"), 'a\\b\\c')
+        self.assertEqual(ntpath.join("a", "b\\", "c"), 'a\\b\\c')
+        self.assertEqual(ntpath.join("a", "b", "\\c"), '\\c')
+        self.assertEqual(ntpath.join("d:\\", "\\pleep"), 'd:\\pleep')
+        self.assertEqual(ntpath.join("d:\\", "a", "b"), 'd:\\a\\b')
+        self.assertEqual(ntpath.join('c:', '/a'), 'c:/a')
+        self.assertEqual(ntpath.join('c:/', '/a'), 'c:/a')
+        self.assertEqual(ntpath.join('c:/a', '/b'), '/b')
+        self.assertEqual(ntpath.join('c:', 'd:/'), 'd:/')
+        self.assertEqual(ntpath.join('c:/', 'd:/'), 'd:/')
+        self.assertEqual(ntpath.join('c:/', 'd:/a/b'), 'd:/a/b')
 
-tester('ntpath.join("")', '')
-tester('ntpath.join("", "", "")', '')
-tester('ntpath.join("a")', 'a')
-tester('ntpath.join("/a")', '/a')
-tester('ntpath.join("\\a")', '\\a')
-tester('ntpath.join("a:")', 'a:')
-tester('ntpath.join("a:", "b")', 'a:b')
-tester('ntpath.join("a:", "/b")', 'a:/b')
-tester('ntpath.join("a:", "\\b")', 'a:\\b')
-tester('ntpath.join("a", "/b")', '/b')
-tester('ntpath.join("a", "\\b")', '\\b')
-tester('ntpath.join("a", "b", "c")', 'a\\b\\c')
-tester('ntpath.join("a\\", "b", "c")', 'a\\b\\c')
-tester('ntpath.join("a", "b\\", "c")', 'a\\b\\c')
-tester('ntpath.join("a", "b", "\\c")', '\\c')
-tester('ntpath.join("d:\\", "\\pleep")', 'd:\\pleep')
-tester('ntpath.join("d:\\", "a", "b")', 'd:\\a\\b')
-tester("ntpath.join('c:', '/a')", 'c:/a')
-tester("ntpath.join('c:/', '/a')", 'c:/a')
-tester("ntpath.join('c:/a', '/b')", '/b')
-tester("ntpath.join('c:', 'd:/')", 'd:/')
-tester("ntpath.join('c:/', 'd:/')", 'd:/')
-tester("ntpath.join('c:/', 'd:/a/b')", 'd:/a/b')
+        self.assertEqual(ntpath.join(''), '')
+        self.assertEqual(ntpath.join('', '', '', '', ''), '')
+        self.assertEqual(ntpath.join('a'), 'a')
+        self.assertEqual(ntpath.join('', 'a'), 'a')
+        self.assertEqual(ntpath.join('', '', '', '', 'a'), 'a')
+        self.assertEqual(ntpath.join('a', ''), 'a\\')
+        self.assertEqual(ntpath.join('a', '', '', '', ''), 'a\\')
+        self.assertEqual(ntpath.join('a\\', ''), 'a\\')
+        self.assertEqual(ntpath.join('a\\', '', '', '', ''), 'a\\')
 
-tester("ntpath.join('')", '')
-tester("ntpath.join('', '', '', '', '')", '')
-tester("ntpath.join('a')", 'a')
-tester("ntpath.join('', 'a')", 'a')
-tester("ntpath.join('', '', '', '', 'a')", 'a')
-tester("ntpath.join('a', '')", 'a\\')
-tester("ntpath.join('a', '', '', '', '')", 'a\\')
-tester("ntpath.join('a\\', '')", 'a\\')
-tester("ntpath.join('a\\', '', '', '', '')", 'a\\')
+    def test_normpath(self):
+        self.assertEqual(ntpath.normpath('A//////././//.//B'), r'A\B')
+        self.assertEqual(ntpath.normpath('A/./B'), r'A\B')
+        self.assertEqual(ntpath.normpath('A/foo/../B'), r'A\B')
+        self.assertEqual(ntpath.normpath('C:A//B'), r'C:A\B')
+        self.assertEqual(ntpath.normpath('D:A/./B'), r'D:A\B')
+        self.assertEqual(ntpath.normpath('e:A/foo/../B'), r'e:A\B')
 
-tester("ntpath.normpath('A//////././//.//B')", r'A\B')
-tester("ntpath.normpath('A/./B')", r'A\B')
-tester("ntpath.normpath('A/foo/../B')", r'A\B')
-tester("ntpath.normpath('C:A//B')", r'C:A\B')
-tester("ntpath.normpath('D:A/./B')", r'D:A\B')
-tester("ntpath.normpath('e:A/foo/../B')", r'e:A\B')
+        self.assertEqual(ntpath.normpath('C:///A//B'), r'C:\A\B')
+        self.assertEqual(ntpath.normpath('D:///A/./B'), r'D:\A\B')
+        self.assertEqual(ntpath.normpath('e:///A/foo/../B'), r'e:\A\B')
 
-tester("ntpath.normpath('C:///A//B')", r'C:\A\B')
-tester("ntpath.normpath('D:///A/./B')", r'D:\A\B')
-tester("ntpath.normpath('e:///A/foo/../B')", r'e:\A\B')
+        self.assertEqual(ntpath.normpath('..'), r'..')
+        self.assertEqual(ntpath.normpath('.'), r'.')
+        self.assertEqual(ntpath.normpath(''), r'.')
+        self.assertEqual(ntpath.normpath('/'), '\\')
+        self.assertEqual(ntpath.normpath('c:/'), 'c:\\')
+        self.assertEqual(ntpath.normpath('/../.././..'), '\\')
+        self.assertEqual(ntpath.normpath('c:/../../..'), 'c:\\')
+        self.assertEqual(ntpath.normpath('../.././..'), r'..\..\..')
+        self.assertEqual(ntpath.normpath('K:../.././..'), r'K:..\..\..')
+        self.assertEqual(ntpath.normpath('C:////a/b'), r'C:\a\b')
+        self.assertEqual(ntpath.normpath('//machine/share//a/b'),
+                                         r'\\machine\share\a\b')
+        
+    def test_expandvars(self):
+        oldenv = os.environ.copy()
+        try:
+            os.environ.clear()
+            os.environ["foo"] = "bar"
+            os.environ["{foo"] = "baz1"
+            os.environ["{foo}"] = "baz2"
+            self.assertEqual(ntpath.expandvars("foo"), "foo")
+            self.assertEqual(ntpath.expandvars("$foo bar"), "bar bar")
+            self.assertEqual(ntpath.expandvars("${foo}bar"), "barbar")
+            self.assertEqual(ntpath.expandvars("$[foo]bar"), "$[foo]bar")
+            self.assertEqual(ntpath.expandvars("$bar bar"), "$bar bar")
+            self.assertEqual(ntpath.expandvars("$?bar"), "$?bar")
+            self.assertEqual(ntpath.expandvars("${foo}bar"), "barbar")
+            self.assertEqual(ntpath.expandvars("$foo}bar"), "bar}bar")
+            self.assertEqual(ntpath.expandvars("${foo"), "${foo")
+            self.assertEqual(ntpath.expandvars("${{foo}}"), "baz1}")
+            self.assertEqual(ntpath.expandvars("$foo$foo"), "barbar")
+            self.assertEqual(ntpath.expandvars("$bar$bar"), "$bar$bar")
+            self.assertEqual(ntpath.expandvars("%foo% bar"), "bar bar")
+            self.assertEqual(ntpath.expandvars("%foo%bar"), "barbar")
+            self.assertEqual(ntpath.expandvars("%foo%%foo%"), "barbar")
+            self.assertEqual(ntpath.expandvars("%%foo%%foo%foo%"), "%foo%foobar")
+            self.assertEqual(ntpath.expandvars("%?bar%"), "%?bar%")
+            self.assertEqual(ntpath.expandvars("%foo%%bar"), "bar%bar")
+            self.assertEqual(ntpath.expandvars("\'%foo%\'%bar"), "\'%foo%\'%bar")
+        finally:
+            os.environ.clear()
+            os.environ.update(oldenv)
 
-tester("ntpath.normpath('..')", r'..')
-tester("ntpath.normpath('.')", r'.')
-tester("ntpath.normpath('')", r'.')
-tester("ntpath.normpath('/')", '\\')
-tester("ntpath.normpath('c:/')", 'c:\\')
-tester("ntpath.normpath('/../.././..')", '\\')
-tester("ntpath.normpath('c:/../../..')", 'c:\\')
-tester("ntpath.normpath('../.././..')", r'..\..\..')
-tester("ntpath.normpath('K:../.././..')", r'K:..\..\..')
-tester("ntpath.normpath('C:////a/b')", r'C:\a\b')
-tester("ntpath.normpath('//machine/share//a/b')", r'\\machine\share\a\b')
+    def test_relpath(self):
+        currentdir = os.path.split(os.getcwd())[-1]
+        self.assertEqual(ntpath.relpath("a"), 'a')
+        self.assertEqual(ntpath.relpath(os.path.abspath("a")), 'a')
+        self.assertEqual(ntpath.relpath("a/b"), 'a\\b')
+        self.assertEqual(ntpath.relpath("../a/b"), '..\\a\\b')
+        self.assertEqual(ntpath.relpath("a", "../b"), '..\\'+currentdir+'\\a')
+        self.assertEqual(ntpath.relpath("a/b", "../c"), '..\\'+currentdir+'\\a\\b')
+        self.assertEqual(ntpath.relpath("a", "b/c"), '..\\..\\a')
+        self.assertEqual(ntpath.relpath("//conky/mountpoint/a", "//conky/mountpoint/b/c"),
+                                        '..\\..\\a')
+        self.assertEqual(ntpath.relpath("a", "a"), '.')
 
-oldenv = os.environ.copy()
-try:
-    os.environ.clear()
-    os.environ["foo"] = "bar"
-    os.environ["{foo"] = "baz1"
-    os.environ["{foo}"] = "baz2"
-    tester('ntpath.expandvars("foo")', "foo")
-    tester('ntpath.expandvars("$foo bar")', "bar bar")
-    tester('ntpath.expandvars("${foo}bar")', "barbar")
-    tester('ntpath.expandvars("$[foo]bar")', "$[foo]bar")
-    tester('ntpath.expandvars("$bar bar")', "$bar bar")
-    tester('ntpath.expandvars("$?bar")', "$?bar")
-    tester('ntpath.expandvars("${foo}bar")', "barbar")
-    tester('ntpath.expandvars("$foo}bar")', "bar}bar")
-    tester('ntpath.expandvars("${foo")', "${foo")
-    tester('ntpath.expandvars("${{foo}}")', "baz1}")
-    tester('ntpath.expandvars("$foo$foo")', "barbar")
-    tester('ntpath.expandvars("$bar$bar")', "$bar$bar")
-    tester('ntpath.expandvars("%foo% bar")', "bar bar")
-    tester('ntpath.expandvars("%foo%bar")', "barbar")
-    tester('ntpath.expandvars("%foo%%foo%")', "barbar")
-    tester('ntpath.expandvars("%%foo%%foo%foo%")', "%foo%foobar")
-    tester('ntpath.expandvars("%?bar%")', "%?bar%")
-    tester('ntpath.expandvars("%foo%%bar")', "bar%bar")
-    tester('ntpath.expandvars("\'%foo%\'%bar")', "\'%foo%\'%bar")
-finally:
-    os.environ.clear()
-    os.environ.update(oldenv)
+    # ntpath.abspath() can only be used on a system with the "nt" module
+    # (reasonably), so we protect this test with "import nt".  This allows
+    # the rest of the tests for the ntpath module to be run to completion
+    # on any platform, since most of the module is intended to be usable
+    # from any platform.
+    try:
+        import nt
+    except ImportError:
+        nt = None
+    if nt is not None:
+        def test_nt_abspath(self):
+            self.assertEqual(ntpath.abspath("C:\\"), "C:\\")
 
-# ntpath.abspath() can only be used on a system with the "nt" module
-# (reasonably), so we protect this test with "import nt".  This allows
-# the rest of the tests for the ntpath module to be run to completion
-# on any platform, since most of the module is intended to be usable
-# from any platform.
-try:
-    import nt
-except ImportError:
-    pass
-else:
-    tester('ntpath.abspath("C:\\")', "C:\\")
 
-currentdir = os.path.split(os.getcwd())[-1]
-tester('ntpath.relpath("a")', 'a')
-tester('ntpath.relpath(os.path.abspath("a"))', 'a')
-tester('ntpath.relpath("a/b")', 'a\\b')
-tester('ntpath.relpath("../a/b")', '..\\a\\b')
-tester('ntpath.relpath("a", "../b")', '..\\'+currentdir+'\\a')
-tester('ntpath.relpath("a/b", "../c")', '..\\'+currentdir+'\\a\\b')
-tester('ntpath.relpath("a", "b/c")', '..\\..\\a')
-tester('ntpath.relpath("//conky/mountpoint/a", "//conky/mountpoint/b/c")', '..\\..\\a')
-tester('ntpath.relpath("a", "a")', '.')
+def test_main():
+    test_support.run_unittest(NtPathTest)
 
-if errors:
-    raise TestFailed(str(errors) + " errors.")
-elif verbose:
-    print "No errors.  Thank your lucky stars."
+if __name__=="__main__":
+    test_main()