remove code.new() function and store lines directly into linecache.cache instead.

This avoids the need for custom code objects, improving compatibility for jython
and pypy-c.

--HG--
branch : trunk

testing/code/test_code.py

@@ -1,87 +1,12 @@
-from __future__ import generators
 import py
 import sys
 
-failsonjython = py.test.mark.xfail("sys.platform.startswith('java')")
-
-def test_newcode(): 
-    source = "i = 3"
-    co = compile(source, '', 'exec') 
-    code = py.code.Code(co) 
-    newco = code.new() 
-    assert co == newco 
-
 def test_ne():
     code1 = py.code.Code(compile('foo = "bar"', '', 'exec'))
     assert code1 == code1
     code2 = py.code.Code(compile('foo = "baz"', '', 'exec'))
     assert code2 != code1
 
-@failsonjython
-def test_newcode_unknown_args(): 
-    code = py.code.Code(compile("", '', 'exec'))
-    py.test.raises(TypeError, 'code.new(filename="hello")')
-
-@failsonjython
-def test_newcode_withfilename():
-    source = py.code.Source("""
-        def f():
-            def g():
-                pass
-    """)
-    co = compile(str(source)+'\n', 'nada', 'exec')
-    obj = 'hello'
-    newco = py.code.Code(co).new(rec=True, co_filename=obj)
-    def walkcode(co):
-        for x in co.co_consts:
-            if isinstance(x, type(co)):
-                for y in walkcode(x):
-                    yield y
-        yield co
-
-    names = []
-    for code in walkcode(newco):
-        assert newco.co_filename == obj
-        assert newco.co_filename is obj
-        names.append(code.co_name)
-    assert 'f' in names
-    assert 'g' in names
-
-@failsonjython
-def test_newcode_with_filename(): 
-    source = "i = 3"
-    co = compile(source, '', 'exec') 
-    code = py.code.Code(co) 
-    class MyStr(str): 
-        pass 
-    filename = MyStr("hello") 
-    filename.__source__ = py.code.Source(source) 
-    newco = code.new(rec=True, co_filename=filename) 
-    assert newco.co_filename.__source__ == filename.__source__
-    s = py.code.Source(newco) 
-    assert str(s) == source 
-
-
-@failsonjython
-def test_new_code_object_carries_filename_through():
-    class mystr(str):
-        pass
-    filename = mystr("dummy")
-    co = compile("hello\n", filename, 'exec')
-    assert not isinstance(co.co_filename, mystr)
-    args = [
-            co.co_argcount, co.co_nlocals, co.co_stacksize,
-             co.co_flags, co.co_code, co.co_consts,
-             co.co_names, co.co_varnames,
-             filename,
-             co.co_name, co.co_firstlineno, co.co_lnotab,
-             co.co_freevars, co.co_cellvars
-    ]
-    if sys.version_info > (3,0):
-        args.insert(1, co.co_kwonlyargcount)
-    c2 = py.std.types.CodeType(*args)
-    assert c2.co_filename is filename
-
 def test_code_gives_back_name_for_not_existing_file():
     name = 'abc-123'
     co_code = compile("pass\n", name, 'exec')