[Python-3000-checkins] r59212 - python/branches/py3k/Lib/test/test_new.py
christian.heimes
python-3000-checkins at python.org
Wed Nov 28 10:55:49 CET 2007
Author: christian.heimes
Date: Wed Nov 28 10:55:49 2007
New Revision: 59212
Removed:
python/branches/py3k/Lib/test/test_new.py
Log:
I forgot to remove the tests for new *blush*
Deleted: /python/branches/py3k/Lib/test/test_new.py
==============================================================================
--- /python/branches/py3k/Lib/test/test_new.py Wed Nov 28 10:55:49 2007
+++ (empty file)
@@ -1,158 +0,0 @@
-import unittest
-from test import test_support
-import sys, new
-
-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})
-
- def break_yolks(self):
- self.yolks = self.yolks - 2
-
- # new.instancemethod()
- c = C()
- c.yolks = 3
- im = new.instancemethod(break_yolks, 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, 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.__code__, {}, "blah")
- g2 = new.function(g.__code__, {}, "blah", (2,), g.__closure__)
- self.assertEqual(g2(), 6)
- g3 = new.function(g.__code__, {}, "blah", None, g.__closure__)
- self.assertEqual(g3(5), 9)
- def test_closure(func, closure, exc):
- self.assertRaises(exc, new.function, 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.__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.__code__
- argcount = c.co_argcount
- kwonlyargcount = c.co_kwonlyargcount
- 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, kwonlyargcount, 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, kwonlyargcount, 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, kwonlyargcount, 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, kwonlyargcount, -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, kwonlyargcount, 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, kwonlyargcount, nlocals, stacksize,
- flags, codestring, constants, t, varnames,
- filename, name, firstlineno, lnotab)
- self.assert_(type(t[0]) is S, "eek, tuple changed under us!")
-
-def test_main():
- test_support.run_unittest(NewTest)
-
-if __name__ == "__main__":
- test_main()
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