86 lines
2.4 KiB
Python
86 lines
2.4 KiB
Python
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from __future__ import generators
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import py
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import new
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def test_newcode():
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source = "i = 3"
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co = compile(source, '', 'exec')
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code = py.code.Code(co)
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newco = code.new()
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assert co == newco
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def test_ne():
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code1 = py.code.Code(compile('foo = "bar"', '', 'exec'))
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assert code1 == code1
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code2 = py.code.Code(compile('foo = "baz"', '', 'exec'))
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assert code2 != code1
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def test_newcode_unknown_args():
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code = py.code.Code(compile("", '', 'exec'))
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py.test.raises(TypeError, 'code.new(filename="hello")')
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def test_newcode_withfilename():
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source = py.code.Source("""
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def f():
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def g():
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pass
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""")
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co = compile(str(source)+'\n', 'nada', 'exec')
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obj = 'hello'
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newco = py.code.Code(co).new(rec=True, co_filename=obj)
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def walkcode(co):
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for x in co.co_consts:
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if isinstance(x, type(co)):
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for y in walkcode(x):
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yield y
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yield co
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names = []
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for code in walkcode(newco):
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assert newco.co_filename == obj
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assert newco.co_filename is obj
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names.append(code.co_name)
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assert 'f' in names
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assert 'g' in names
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def test_newcode_with_filename():
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source = "i = 3"
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co = compile(source, '', 'exec')
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code = py.code.Code(co)
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class MyStr(str):
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pass
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filename = MyStr("hello")
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filename.__source__ = py.code.Source(source)
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newco = code.new(rec=True, co_filename=filename)
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assert newco.co_filename is filename
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s = py.code.Source(newco)
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assert str(s) == source
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def test_new_code_object_carries_filename_through():
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class mystr(str):
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pass
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filename = mystr("dummy")
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co = compile("hello\n", filename, 'exec')
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assert not isinstance(co.co_filename, mystr)
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c2 = new.code(co.co_argcount, co.co_nlocals, co.co_stacksize,
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co.co_flags, co.co_code, co.co_consts,
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co.co_names, co.co_varnames,
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filename,
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co.co_name, co.co_firstlineno, co.co_lnotab,
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co.co_freevars, co.co_cellvars)
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assert c2.co_filename is filename
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def test_code_gives_back_name_for_not_existing_file():
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name = 'abc-123'
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co_code = compile("pass\n", name, 'exec')
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assert co_code.co_filename == name
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code = py.code.Code(co_code)
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assert str(code.path) == name
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assert code.fullsource is None
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def test_code_with_class():
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class A:
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pass
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py.test.raises(TypeError, "py.code.Code(A)")
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