diff options
Diffstat (limited to 'lib/python2.7/test/test_new.py')
| -rw-r--r-- | lib/python2.7/test/test_new.py | 163 |
1 files changed, 0 insertions, 163 deletions
diff --git a/lib/python2.7/test/test_new.py b/lib/python2.7/test/test_new.py deleted file mode 100644 index a84b3d1..0000000 --- a/lib/python2.7/test/test_new.py +++ /dev/null @@ -1,163 +0,0 @@ -import unittest -from test import test_support -import sys -new = test_support.import_module('new', deprecated=True) - -class NewTest(unittest.TestCase): - def test_spam(self): - class Eggs: - def get_yolks(self): - return self.yolks - - m = new.module('Spam') - m.Eggs = Eggs - sys.modules['Spam'] = m - import Spam - - def get_more_yolks(self): - return self.yolks + 3 - - # new.classobj() - C = new.classobj('Spam', (Spam.Eggs,), {'get_more_yolks': get_more_yolks}) - - # new.instance() - c = new.instance(C, {'yolks': 3}) - - o = new.instance(C) - self.assertEqual(o.__dict__, {}, "new __dict__ should be empty") - del o - o = new.instance(C, None) - self.assertEqual(o.__dict__, {}, "new __dict__ should be empty") - del o - - def break_yolks(self): - self.yolks = self.yolks - 2 - - # new.instancemethod() - im = new.instancemethod(break_yolks, c, C) - - self.assertEqual(c.get_yolks(), 3, - 'Broken call of hand-crafted class instance') - self.assertEqual(c.get_more_yolks(), 6, - 'Broken call of hand-crafted class instance') - - im() - self.assertEqual(c.get_yolks(), 1, - 'Broken call of hand-crafted instance method') - self.assertEqual(c.get_more_yolks(), 4, - 'Broken call of hand-crafted instance method') - - im = new.instancemethod(break_yolks, c) - im() - self.assertEqual(c.get_yolks(), -1) - - # Verify that dangerous instance method creation is forbidden - self.assertRaises(TypeError, new.instancemethod, break_yolks, None) - - # Verify that instancemethod() doesn't allow keyword args - self.assertRaises(TypeError, new.instancemethod, break_yolks, c, kw=1) - - def test_scope(self): - # It's unclear what the semantics should be for a code object compiled - # at module scope, but bound and run in a function. In CPython, `c' is - # global (by accident?) while in Jython, `c' is local. The intent of - # the test clearly is to make `c' global, so let's be explicit about it. - codestr = ''' - global c - a = 1 - b = 2 - c = a + b - ''' - - codestr = "\n".join(l.strip() for l in codestr.splitlines()) - - ccode = compile(codestr, '<string>', 'exec') - # Jython doesn't have a __builtins__, so use a portable alternative - import __builtin__ - g = {'c': 0, '__builtins__': __builtin__} - - # this test could be more robust - func = new.function(ccode, g) - func() - self.assertEqual(g['c'], 3, 'Could not create a proper function object') - - def test_function(self): - # test the various extended flavors of function.new - def f(x): - def g(y): - return x + y - return g - g = f(4) - new.function(f.func_code, {}, "blah") - g2 = new.function(g.func_code, {}, "blah", (2,), g.func_closure) - self.assertEqual(g2(), 6) - g3 = new.function(g.func_code, {}, "blah", None, g.func_closure) - self.assertEqual(g3(5), 9) - def test_closure(func, closure, exc): - self.assertRaises(exc, new.function, func.func_code, {}, "", None, closure) - - test_closure(g, None, TypeError) # invalid closure - test_closure(g, (1,), TypeError) # non-cell in closure - test_closure(g, (1, 1), ValueError) # closure is wrong size - test_closure(f, g.func_closure, ValueError) # no closure needed - - # Note: Jython will never have new.code() - if hasattr(new, 'code'): - def test_code(self): - # bogus test of new.code() - def f(a): pass - - c = f.func_code - argcount = c.co_argcount - nlocals = c.co_nlocals - stacksize = c.co_stacksize - flags = c.co_flags - codestring = c.co_code - constants = c.co_consts - names = c.co_names - varnames = c.co_varnames - filename = c.co_filename - name = c.co_name - firstlineno = c.co_firstlineno - lnotab = c.co_lnotab - freevars = c.co_freevars - cellvars = c.co_cellvars - - d = new.code(argcount, nlocals, stacksize, flags, codestring, - constants, names, varnames, filename, name, - firstlineno, lnotab, freevars, cellvars) - - # test backwards-compatibility version with no freevars or cellvars - d = new.code(argcount, nlocals, stacksize, flags, codestring, - constants, names, varnames, filename, name, - firstlineno, lnotab) - - # negative co_argcount used to trigger a SystemError - self.assertRaises(ValueError, new.code, - -argcount, nlocals, stacksize, flags, codestring, - constants, names, varnames, filename, name, firstlineno, lnotab) - - # negative co_nlocals used to trigger a SystemError - self.assertRaises(ValueError, new.code, - argcount, -nlocals, stacksize, flags, codestring, - constants, names, varnames, filename, name, firstlineno, lnotab) - - # non-string co_name used to trigger a Py_FatalError - self.assertRaises(TypeError, new.code, - argcount, nlocals, stacksize, flags, codestring, - constants, (5,), varnames, filename, name, firstlineno, lnotab) - - # new.code used to be a way to mutate a tuple... - class S(str): - pass - t = (S("ab"),) - d = new.code(argcount, nlocals, stacksize, flags, codestring, - constants, t, varnames, filename, name, - firstlineno, lnotab) - self.assertTrue(type(t[0]) is S, "eek, tuple changed under us!") - -def test_main(): - test_support.run_unittest(NewTest) - -if __name__ == "__main__": - test_main() |