These files are a subset of the python-2.7.2.tgz distribution from python.org. Changed files from PyMod-2.7.2 have been copied into the corresponding directories of this tree, replacing the original files in the distribution. Signed-off-by: daryl.mcdaniel@intel.com git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13197 6f19259b-4bc3-4df7-8a09-765794883524
		
			
				
	
	
		
			427 lines
		
	
	
		
			18 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			427 lines
		
	
	
		
			18 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
import unittest
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import sys
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from test.test_support import check_py3k_warnings, CleanImport, run_unittest
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import warnings
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if not sys.py3kwarning:
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    raise unittest.SkipTest('%s must be run with the -3 flag' % __name__)
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try:
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    from test.test_support import __warningregistry__ as _registry
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except ImportError:
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    def check_deprecated_module(module_name):
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        return False
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else:
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    past_warnings = _registry.keys()
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    del _registry
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    def check_deprecated_module(module_name):
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        """Lookup the past warnings for module already loaded using
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        test_support.import_module(..., deprecated=True)
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        """
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        return any(module_name in msg and ' removed' in msg
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                   and issubclass(cls, DeprecationWarning)
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                   and (' module' in msg or ' package' in msg)
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                   for (msg, cls, line) in past_warnings)
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def reset_module_registry(module):
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    try:
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        registry = module.__warningregistry__
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    except AttributeError:
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        pass
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    else:
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        registry.clear()
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class TestPy3KWarnings(unittest.TestCase):
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    def assertWarning(self, _, warning, expected_message):
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        self.assertEqual(str(warning.message), expected_message)
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    def assertNoWarning(self, _, recorder):
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        self.assertEqual(len(recorder.warnings), 0)
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    def test_backquote(self):
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        expected = 'backquote not supported in 3.x; use repr()'
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        with check_py3k_warnings((expected, SyntaxWarning)):
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            exec "`2`" in {}
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    def test_paren_arg_names(self):
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        expected = 'parenthesized argument names are invalid in 3.x'
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        def check(s):
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            with check_py3k_warnings((expected, SyntaxWarning)):
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                exec s in {}
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        check("def f((x)): pass")
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        check("def f((((x))), (y)): pass")
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        check("def f((x), (((y))), m=32): pass")
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        # Something like def f((a, (b))): pass will raise the tuple
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        # unpacking warning.
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    def test_forbidden_names(self):
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        # So we don't screw up our globals
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        def safe_exec(expr):
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            def f(**kwargs): pass
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            exec expr in {'f' : f}
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        tests = [("True", "assignment to True or False is forbidden in 3.x"),
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                 ("False", "assignment to True or False is forbidden in 3.x"),
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                 ("nonlocal", "nonlocal is a keyword in 3.x")]
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        with check_py3k_warnings(('', SyntaxWarning)) as w:
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            for keyword, expected in tests:
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                safe_exec("{0} = False".format(keyword))
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                self.assertWarning(None, w, expected)
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                w.reset()
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                try:
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                    safe_exec("obj.{0} = True".format(keyword))
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                except NameError:
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                    pass
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                self.assertWarning(None, w, expected)
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                w.reset()
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                safe_exec("def {0}(): pass".format(keyword))
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                self.assertWarning(None, w, expected)
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                w.reset()
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                safe_exec("class {0}: pass".format(keyword))
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                self.assertWarning(None, w, expected)
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                w.reset()
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                safe_exec("def f({0}=43): pass".format(keyword))
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                self.assertWarning(None, w, expected)
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                w.reset()
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    def test_type_inequality_comparisons(self):
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        expected = 'type inequality comparisons not supported in 3.x'
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        with check_py3k_warnings() as w:
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            self.assertWarning(int < str, w, expected)
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            w.reset()
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            self.assertWarning(type < object, w, expected)
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    def test_object_inequality_comparisons(self):
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        expected = 'comparing unequal types not supported in 3.x'
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        with check_py3k_warnings() as w:
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            self.assertWarning(str < [], w, expected)
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            w.reset()
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            self.assertWarning(object() < (1, 2), w, expected)
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    def test_dict_inequality_comparisons(self):
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        expected = 'dict inequality comparisons not supported in 3.x'
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        with check_py3k_warnings() as w:
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            self.assertWarning({} < {2:3}, w, expected)
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            w.reset()
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            self.assertWarning({} <= {}, w, expected)
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            w.reset()
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            self.assertWarning({} > {2:3}, w, expected)
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            w.reset()
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            self.assertWarning({2:3} >= {}, w, expected)
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    def test_cell_inequality_comparisons(self):
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        expected = 'cell comparisons not supported in 3.x'
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        def f(x):
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            def g():
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                return x
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            return g
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        cell0, = f(0).func_closure
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        cell1, = f(1).func_closure
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        with check_py3k_warnings() as w:
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            self.assertWarning(cell0 == cell1, w, expected)
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            w.reset()
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            self.assertWarning(cell0 < cell1, w, expected)
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    def test_code_inequality_comparisons(self):
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        expected = 'code inequality comparisons not supported in 3.x'
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        def f(x):
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            pass
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        def g(x):
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            pass
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        with check_py3k_warnings() as w:
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            self.assertWarning(f.func_code < g.func_code, w, expected)
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            w.reset()
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            self.assertWarning(f.func_code <= g.func_code, w, expected)
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            w.reset()
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            self.assertWarning(f.func_code >= g.func_code, w, expected)
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            w.reset()
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            self.assertWarning(f.func_code > g.func_code, w, expected)
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    def test_builtin_function_or_method_comparisons(self):
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        expected = ('builtin_function_or_method '
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                    'order comparisons not supported in 3.x')
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        func = eval
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        meth = {}.get
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        with check_py3k_warnings() as w:
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            self.assertWarning(func < meth, w, expected)
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            w.reset()
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            self.assertWarning(func > meth, w, expected)
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            w.reset()
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            self.assertWarning(meth <= func, w, expected)
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            w.reset()
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            self.assertWarning(meth >= func, w, expected)
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            w.reset()
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            self.assertNoWarning(meth == func, w)
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            self.assertNoWarning(meth != func, w)
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            lam = lambda x: x
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            self.assertNoWarning(lam == func, w)
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            self.assertNoWarning(lam != func, w)
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    def test_frame_attributes(self):
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        template = "%s has been removed in 3.x"
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        f = sys._getframe(0)
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        for attr in ("f_exc_traceback", "f_exc_value", "f_exc_type"):
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            expected = template % attr
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            with check_py3k_warnings() as w:
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                self.assertWarning(getattr(f, attr), w, expected)
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                w.reset()
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                self.assertWarning(setattr(f, attr, None), w, expected)
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    def test_sort_cmp_arg(self):
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        expected = "the cmp argument is not supported in 3.x"
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        lst = range(5)
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        cmp = lambda x,y: -1
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        with check_py3k_warnings() as w:
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            self.assertWarning(lst.sort(cmp=cmp), w, expected)
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            w.reset()
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            self.assertWarning(sorted(lst, cmp=cmp), w, expected)
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            w.reset()
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            self.assertWarning(lst.sort(cmp), w, expected)
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            w.reset()
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            self.assertWarning(sorted(lst, cmp), w, expected)
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    def test_sys_exc_clear(self):
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        expected = 'sys.exc_clear() not supported in 3.x; use except clauses'
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        with check_py3k_warnings() as w:
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            self.assertWarning(sys.exc_clear(), w, expected)
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    def test_methods_members(self):
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        expected = '__members__ and __methods__ not supported in 3.x'
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        class C:
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            __methods__ = ['a']
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            __members__ = ['b']
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        c = C()
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        with check_py3k_warnings() as w:
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            self.assertWarning(dir(c), w, expected)
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    def test_softspace(self):
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        expected = 'file.softspace not supported in 3.x'
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        with file(__file__) as f:
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            with check_py3k_warnings() as w:
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                self.assertWarning(f.softspace, w, expected)
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            def set():
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                f.softspace = 0
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            with check_py3k_warnings() as w:
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                self.assertWarning(set(), w, expected)
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    def test_slice_methods(self):
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        class Spam(object):
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            def __getslice__(self, i, j): pass
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            def __setslice__(self, i, j, what): pass
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            def __delslice__(self, i, j): pass
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        class Egg:
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            def __getslice__(self, i, h): pass
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            def __setslice__(self, i, j, what): pass
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            def __delslice__(self, i, j): pass
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        expected = "in 3.x, __{0}slice__ has been removed; use __{0}item__"
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        for obj in (Spam(), Egg()):
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            with check_py3k_warnings() as w:
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                self.assertWarning(obj[1:2], w, expected.format('get'))
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                w.reset()
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                del obj[3:4]
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                self.assertWarning(None, w, expected.format('del'))
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                w.reset()
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                obj[4:5] = "eggs"
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                self.assertWarning(None, w, expected.format('set'))
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    def test_tuple_parameter_unpacking(self):
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        expected = "tuple parameter unpacking has been removed in 3.x"
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        with check_py3k_warnings((expected, SyntaxWarning)):
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            exec "def f((a, b)): pass"
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    def test_buffer(self):
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        expected = 'buffer() not supported in 3.x'
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        with check_py3k_warnings() as w:
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            self.assertWarning(buffer('a'), w, expected)
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    def test_file_xreadlines(self):
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        expected = ("f.xreadlines() not supported in 3.x, "
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                    "try 'for line in f' instead")
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        with file(__file__) as f:
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            with check_py3k_warnings() as w:
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                self.assertWarning(f.xreadlines(), w, expected)
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    def test_hash_inheritance(self):
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        with check_py3k_warnings() as w:
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            # With object as the base class
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            class WarnOnlyCmp(object):
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                def __cmp__(self, other): pass
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            self.assertEqual(len(w.warnings), 0)
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            w.reset()
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            class WarnOnlyEq(object):
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                def __eq__(self, other): pass
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            self.assertEqual(len(w.warnings), 1)
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            self.assertWarning(None, w,
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                 "Overriding __eq__ blocks inheritance of __hash__ in 3.x")
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            w.reset()
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            class WarnCmpAndEq(object):
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                def __cmp__(self, other): pass
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                def __eq__(self, other): pass
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            self.assertEqual(len(w.warnings), 1)
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            self.assertWarning(None, w,
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                 "Overriding __eq__ blocks inheritance of __hash__ in 3.x")
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            w.reset()
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            class NoWarningOnlyHash(object):
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                def __hash__(self): pass
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            self.assertEqual(len(w.warnings), 0)
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            # With an intermediate class in the heirarchy
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            class DefinesAllThree(object):
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                def __cmp__(self, other): pass
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                def __eq__(self, other): pass
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                def __hash__(self): pass
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            class WarnOnlyCmp(DefinesAllThree):
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                def __cmp__(self, other): pass
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            self.assertEqual(len(w.warnings), 0)
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            w.reset()
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            class WarnOnlyEq(DefinesAllThree):
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                def __eq__(self, other): pass
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            self.assertEqual(len(w.warnings), 1)
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            self.assertWarning(None, w,
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                 "Overriding __eq__ blocks inheritance of __hash__ in 3.x")
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            w.reset()
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            class WarnCmpAndEq(DefinesAllThree):
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                def __cmp__(self, other): pass
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                def __eq__(self, other): pass
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            self.assertEqual(len(w.warnings), 1)
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            self.assertWarning(None, w,
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                 "Overriding __eq__ blocks inheritance of __hash__ in 3.x")
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            w.reset()
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            class NoWarningOnlyHash(DefinesAllThree):
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                def __hash__(self): pass
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            self.assertEqual(len(w.warnings), 0)
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    def test_operator(self):
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        from operator import isCallable, sequenceIncludes
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        callable_warn = ("operator.isCallable() is not supported in 3.x. "
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                         "Use hasattr(obj, '__call__').")
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        seq_warn = ("operator.sequenceIncludes() is not supported "
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                    "in 3.x. Use operator.contains().")
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        with check_py3k_warnings() as w:
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            self.assertWarning(isCallable(self), w, callable_warn)
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            w.reset()
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            self.assertWarning(sequenceIncludes(range(3), 2), w, seq_warn)
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class TestStdlibRemovals(unittest.TestCase):
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    # test.testall not tested as it executes all unit tests as an
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    # import side-effect.
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    all_platforms = ('audiodev', 'imputil', 'mutex', 'user', 'new', 'rexec',
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                        'Bastion', 'compiler', 'dircache', 'mimetools',
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                        'fpformat', 'ihooks', 'mhlib', 'statvfs', 'htmllib',
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                        'sgmllib', 'rfc822', 'sunaudio')
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    inclusive_platforms = {'irix' : ('pure', 'AL', 'al', 'CD', 'cd', 'cddb',
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                                     'cdplayer', 'CL', 'cl', 'DEVICE', 'GL',
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                                     'gl', 'ERRNO', 'FILE', 'FL', 'flp', 'fl',
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                                     'fm', 'GET', 'GLWS', 'imgfile', 'IN',
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                                     'IOCTL', 'jpeg', 'panel', 'panelparser',
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                                     'readcd', 'SV', 'torgb', 'WAIT'),
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                          'darwin' : ('autoGIL', 'Carbon', 'OSATerminology',
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                                      'icglue', 'Nav',
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                                      # MacOS should (and does) give a Py3kWarning, but one of the
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                                      # earlier tests already imports the MacOS extension which causes
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                                      # this test to fail. Disabling the test for 'MacOS' avoids this
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                                      # spurious test failure.
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                                      #'MacOS',
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                                      'aepack',
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                                      'aetools', 'aetypes', 'applesingle',
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                                      'appletrawmain', 'appletrunner',
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                                      'argvemulator', 'bgenlocations',
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                                      'EasyDialogs', 'macerrors', 'macostools',
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                                      'findertools', 'FrameWork', 'ic',
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                                      'gensuitemodule', 'icopen', 'macresource',
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                                      'MiniAEFrame', 'pimp', 'PixMapWrapper',
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                                      'terminalcommand', 'videoreader',
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                                      '_builtinSuites', 'CodeWarrior',
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                                      'Explorer', 'Finder', 'Netscape',
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                                      'StdSuites', 'SystemEvents', 'Terminal',
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                                      'cfmfile', 'bundlebuilder', 'buildtools',
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                                      'ColorPicker', 'Audio_mac'),
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                           'sunos5' : ('sunaudiodev', 'SUNAUDIODEV'),
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                          }
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    optional_modules = ('bsddb185', 'Canvas', 'dl', 'linuxaudiodev', 'imageop',
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                        'sv', 'bsddb', 'dbhash')
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    def check_removal(self, module_name, optional=False):
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        """Make sure the specified module, when imported, raises a
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        DeprecationWarning and specifies itself in the message."""
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        with CleanImport(module_name), warnings.catch_warnings():
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            warnings.filterwarnings("error", ".+ (module|package) .+ removed",
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                                    DeprecationWarning, __name__)
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            warnings.filterwarnings("error", ".+ removed .+ (module|package)",
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                                    DeprecationWarning, __name__)
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            try:
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                __import__(module_name, level=0)
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            except DeprecationWarning as exc:
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                self.assertIn(module_name, exc.args[0],
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                              "%s warning didn't contain module name"
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                              % module_name)
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            except ImportError:
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                if not optional:
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                    self.fail("Non-optional module {0} raised an "
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                              "ImportError.".format(module_name))
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            else:
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                # For extension modules, check the __warningregistry__.
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                # They won't rerun their init code even with CleanImport.
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                if not check_deprecated_module(module_name):
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                    self.fail("DeprecationWarning not raised for {0}"
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                              .format(module_name))
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    def test_platform_independent_removals(self):
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        # Make sure that the modules that are available on all platforms raise
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        # the proper DeprecationWarning.
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        for module_name in self.all_platforms:
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            self.check_removal(module_name)
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    def test_platform_specific_removals(self):
 | 
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        # Test the removal of platform-specific modules.
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        for module_name in self.inclusive_platforms.get(sys.platform, []):
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            self.check_removal(module_name, optional=True)
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    def test_optional_module_removals(self):
 | 
						|
        # Test the removal of modules that may or may not be built.
 | 
						|
        for module_name in self.optional_modules:
 | 
						|
            self.check_removal(module_name, optional=True)
 | 
						|
 | 
						|
    def test_os_path_walk(self):
 | 
						|
        msg = "In 3.x, os.path.walk is removed in favor of os.walk."
 | 
						|
        def dumbo(where, names, args): pass
 | 
						|
        for path_mod in ("ntpath", "macpath", "os2emxpath", "posixpath"):
 | 
						|
            mod = __import__(path_mod)
 | 
						|
            reset_module_registry(mod)
 | 
						|
            with check_py3k_warnings() as w:
 | 
						|
                mod.walk("crashers", dumbo, None)
 | 
						|
            self.assertEqual(str(w.message), msg)
 | 
						|
 | 
						|
    def test_reduce_move(self):
 | 
						|
        from operator import add
 | 
						|
        # reduce tests may have already triggered this warning
 | 
						|
        reset_module_registry(unittest.case)
 | 
						|
        with warnings.catch_warnings():
 | 
						|
            warnings.filterwarnings("error", "reduce")
 | 
						|
            self.assertRaises(DeprecationWarning, reduce, add, range(10))
 | 
						|
 | 
						|
    def test_mutablestring_removal(self):
 | 
						|
        # UserString.MutableString has been removed in 3.0.
 | 
						|
        import UserString
 | 
						|
        # UserString tests may have already triggered this warning
 | 
						|
        reset_module_registry(UserString)
 | 
						|
        with warnings.catch_warnings():
 | 
						|
            warnings.filterwarnings("error", ".*MutableString",
 | 
						|
                                    DeprecationWarning)
 | 
						|
            self.assertRaises(DeprecationWarning, UserString.MutableString)
 | 
						|
 | 
						|
 | 
						|
def test_main():
 | 
						|
    run_unittest(TestPy3KWarnings,
 | 
						|
                 TestStdlibRemovals)
 | 
						|
 | 
						|
if __name__ == '__main__':
 | 
						|
    test_main()
 |