258 lines
11 KiB
Python
258 lines
11 KiB
Python
import unittest
|
|
import sys
|
|
from test.test_support import (catch_warning, CleanImport,
|
|
TestSkipped, run_unittest)
|
|
import warnings
|
|
|
|
if not sys.py3kwarning:
|
|
raise TestSkipped('%s must be run with the -3 flag' % __name__)
|
|
|
|
|
|
class TestPy3KWarnings(unittest.TestCase):
|
|
|
|
def test_type_inequality_comparisons(self):
|
|
expected = 'type inequality comparisons not supported in 3.x'
|
|
with catch_warning() as w:
|
|
self.assertWarning(int < str, w, expected)
|
|
with catch_warning() as w:
|
|
self.assertWarning(type < object, w, expected)
|
|
|
|
def test_object_inequality_comparisons(self):
|
|
expected = 'comparing unequal types not supported in 3.x'
|
|
with catch_warning() as w:
|
|
self.assertWarning(str < [], w, expected)
|
|
with catch_warning() as w:
|
|
self.assertWarning(object() < (1, 2), w, expected)
|
|
|
|
def test_dict_inequality_comparisons(self):
|
|
expected = 'dict inequality comparisons not supported in 3.x'
|
|
with catch_warning() as w:
|
|
self.assertWarning({} < {2:3}, w, expected)
|
|
with catch_warning() as w:
|
|
self.assertWarning({} <= {}, w, expected)
|
|
with catch_warning() as w:
|
|
self.assertWarning({} > {2:3}, w, expected)
|
|
with catch_warning() as w:
|
|
self.assertWarning({2:3} >= {}, w, expected)
|
|
|
|
def test_cell_inequality_comparisons(self):
|
|
expected = 'cell comparisons not supported in 3.x'
|
|
def f(x):
|
|
def g():
|
|
return x
|
|
return g
|
|
cell0, = f(0).func_closure
|
|
cell1, = f(1).func_closure
|
|
with catch_warning() as w:
|
|
self.assertWarning(cell0 == cell1, w, expected)
|
|
with catch_warning() as w:
|
|
self.assertWarning(cell0 < cell1, w, expected)
|
|
|
|
def test_code_inequality_comparisons(self):
|
|
expected = 'code inequality comparisons not supported in 3.x'
|
|
def f(x):
|
|
pass
|
|
def g(x):
|
|
pass
|
|
with catch_warning() as w:
|
|
self.assertWarning(f.func_code < g.func_code, w, expected)
|
|
with catch_warning() as w:
|
|
self.assertWarning(f.func_code <= g.func_code, w, expected)
|
|
with catch_warning() as w:
|
|
self.assertWarning(f.func_code >= g.func_code, w, expected)
|
|
with catch_warning() as w:
|
|
self.assertWarning(f.func_code > g.func_code, w, expected)
|
|
|
|
def test_builtin_function_or_method_comparisons(self):
|
|
expected = ('builtin_function_or_method '
|
|
'inequality comparisons not supported in 3.x')
|
|
func = eval
|
|
meth = {}.get
|
|
with catch_warning() as w:
|
|
self.assertWarning(func < meth, w, expected)
|
|
with catch_warning() as w:
|
|
self.assertWarning(func > meth, w, expected)
|
|
with catch_warning() as w:
|
|
self.assertWarning(meth <= func, w, expected)
|
|
with catch_warning() as w:
|
|
self.assertWarning(meth >= func, w, expected)
|
|
|
|
def assertWarning(self, _, warning, expected_message):
|
|
self.assertEqual(str(warning.message), expected_message)
|
|
|
|
def test_sort_cmp_arg(self):
|
|
expected = "the cmp argument is not supported in 3.x"
|
|
lst = range(5)
|
|
cmp = lambda x,y: -1
|
|
|
|
with catch_warning() as w:
|
|
self.assertWarning(lst.sort(cmp=cmp), w, expected)
|
|
with catch_warning() as w:
|
|
self.assertWarning(sorted(lst, cmp=cmp), w, expected)
|
|
with catch_warning() as w:
|
|
self.assertWarning(lst.sort(cmp), w, expected)
|
|
with catch_warning() as w:
|
|
self.assertWarning(sorted(lst, cmp), w, expected)
|
|
|
|
def test_sys_exc_clear(self):
|
|
expected = 'sys.exc_clear() not supported in 3.x; use except clauses'
|
|
with catch_warning() as w:
|
|
self.assertWarning(sys.exc_clear(), w, expected)
|
|
|
|
def test_methods_members(self):
|
|
expected = '__members__ and __methods__ not supported in 3.x'
|
|
class C:
|
|
__methods__ = ['a']
|
|
__members__ = ['b']
|
|
c = C()
|
|
with catch_warning() as w:
|
|
self.assertWarning(dir(c), w, expected)
|
|
|
|
def test_softspace(self):
|
|
expected = 'file.softspace not supported in 3.x'
|
|
with file(__file__) as f:
|
|
with catch_warning() as w:
|
|
self.assertWarning(f.softspace, w, expected)
|
|
def set():
|
|
f.softspace = 0
|
|
with catch_warning() as w:
|
|
self.assertWarning(set(), w, expected)
|
|
|
|
def test_buffer(self):
|
|
expected = 'buffer() not supported in 3.x; use memoryview()'
|
|
with catch_warning() as w:
|
|
self.assertWarning(buffer('a'), w, expected)
|
|
|
|
|
|
class TestStdlibRemovals(unittest.TestCase):
|
|
|
|
# test.testall not tested as it executes all unit tests as an
|
|
# import side-effect.
|
|
all_platforms = ('audiodev', 'imputil', 'mutex', 'user', 'new', 'rexec',
|
|
'Bastion', 'compiler', 'dircache', 'fpformat',
|
|
'ihooks', 'mhlib', 'statvfs')
|
|
inclusive_platforms = {'irix' : ('pure', 'AL', 'al', 'CD', 'cd', 'cddb',
|
|
'cdplayer', 'CL', 'cl', 'DEVICE', 'GL',
|
|
'gl', 'ERRNO', 'FILE', 'FL', 'flp', 'fl',
|
|
'fm', 'GET', 'GLWS', 'imgfile', 'IN',
|
|
'IOCTL', 'jpeg', 'panel', 'panelparser',
|
|
'readcd', 'SV', 'torgb', 'WAIT'),
|
|
'darwin' : ('autoGIL', 'Carbon', 'OSATerminology',
|
|
'icglue', 'Nav', 'MacOS', 'aepack',
|
|
'aetools', 'aetypes', 'applesingle',
|
|
'appletrawmain', 'appletrunner',
|
|
'argvemulator', 'bgenlocations',
|
|
'EasyDialogs', 'macerrors', 'macostools',
|
|
'findertools', 'FrameWork', 'ic',
|
|
'gensuitemodule', 'icopen', 'macresource',
|
|
'MiniAEFrame', 'pimp', 'PixMapWrapper',
|
|
'terminalcommand', 'videoreader',
|
|
'_builtinSuites', 'CodeWarrior',
|
|
'Explorer', 'Finder', 'Netscape',
|
|
'StdSuites', 'SystemEvents', 'Terminal',
|
|
'cfmfile', 'bundlebuilder', 'buildtools',
|
|
'ColorPicker'),
|
|
'sunos5' : ('sunaudiodev', 'SUNAUDIODEV'),
|
|
}
|
|
optional_modules = ('bsddb185', 'Canvas', 'dl', 'linuxaudiodev', 'imageop',
|
|
'sv')
|
|
|
|
def check_removal(self, module_name, optional=False):
|
|
"""Make sure the specified module, when imported, raises a
|
|
DeprecationWarning and specifies itself in the message."""
|
|
with CleanImport(module_name):
|
|
with catch_warning(record=False) as w:
|
|
warnings.filterwarnings("error", ".+ removed",
|
|
DeprecationWarning)
|
|
try:
|
|
__import__(module_name, level=0)
|
|
except DeprecationWarning as exc:
|
|
self.assert_(module_name in exc.args[0],
|
|
"%s warning didn't contain module name"
|
|
% module_name)
|
|
except ImportError:
|
|
if not optional:
|
|
self.fail("Non-optional module {0} raised an "
|
|
"ImportError.".format(module_name))
|
|
else:
|
|
self.fail("DeprecationWarning not raised for {0}"
|
|
.format(module_name))
|
|
|
|
def test_platform_independent_removals(self):
|
|
# Make sure that the modules that are available on all platforms raise
|
|
# the proper DeprecationWarning.
|
|
for module_name in self.all_platforms:
|
|
self.check_removal(module_name)
|
|
|
|
def test_platform_specific_removals(self):
|
|
# Test the removal of platform-specific modules.
|
|
for module_name in self.inclusive_platforms.get(sys.platform, []):
|
|
self.check_removal(module_name, optional=True)
|
|
|
|
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)
|
|
with catch_warning() as w:
|
|
# Since os3exmpath just imports it from ntpath
|
|
warnings.simplefilter("always")
|
|
mod.walk(".", dumbo, None)
|
|
self.assertEquals(str(w.message), msg)
|
|
|
|
|
|
class TestStdlibRenames(unittest.TestCase):
|
|
|
|
renames = {'copy_reg': 'copyreg', 'Queue': 'queue',
|
|
'SocketServer': 'socketserver',
|
|
'ConfigParser': 'configparser',
|
|
'repr': 'reprlib',
|
|
}
|
|
|
|
def check_rename(self, module_name, new_module_name):
|
|
"""Make sure that:
|
|
- A DeprecationWarning is raised when importing using the
|
|
old 2.x module name.
|
|
- The module can be imported using the new 3.x name.
|
|
- The warning message specify both names.
|
|
"""
|
|
with CleanImport(module_name):
|
|
with catch_warning(record=False) as w:
|
|
warnings.filterwarnings("error", ".+ renamed to",
|
|
DeprecationWarning)
|
|
try:
|
|
__import__(module_name, level=0)
|
|
except DeprecationWarning as exc:
|
|
self.assert_(module_name in exc.args[0])
|
|
self.assert_(new_module_name in exc.args[0])
|
|
else:
|
|
self.fail("DeprecationWarning not raised for %s" %
|
|
module_name)
|
|
with CleanImport(new_module_name):
|
|
try:
|
|
__import__(new_module_name, level=0)
|
|
except ImportError:
|
|
self.fail("cannot import %s with its 3.x name, %s" %
|
|
module_name, new_module_name)
|
|
except DeprecationWarning:
|
|
self.fail("unexpected DeprecationWarning raised for %s" %
|
|
module_name)
|
|
|
|
def test_module_renames(self):
|
|
for module_name, new_module_name in self.renames.items():
|
|
self.check_rename(module_name, new_module_name)
|
|
|
|
|
|
def test_main():
|
|
run_unittest(TestPy3KWarnings,
|
|
TestStdlibRemovals,
|
|
TestStdlibRenames)
|
|
|
|
if __name__ == '__main__':
|
|
test_main()
|