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import py
import sys
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
def test_code_gives_back_name_for_not_existing_file():
name = 'abc-123'
co_code = compile("pass\n", name, 'exec')
assert co_code.co_filename == name
code = py.code.Code(co_code)
assert str(code.path) == name
assert code.fullsource is None
def test_code_with_class():
class A:
pass
with py.test.raises(TypeError):
py.code.Code(A)
if True:
def x():
pass
def test_code_fullsource():
code = py.code.Code(x)
full = code.fullsource
assert 'test_code_fullsource()' in str(full)
def test_code_source():
code = py.code.Code(x)
src = code.source()
expected = """def x():
pass"""
assert str(src) == expected
def test_frame_getsourcelineno_myself():
def func():
return sys._getframe(0)
f = func()
f = py.code.Frame(f)
source, lineno = f.code.fullsource, f.lineno
assert source[lineno].startswith(" return sys._getframe(0)")
def test_getstatement_empty_fullsource():
def func():
return sys._getframe(0)
f = func()
f = py.code.Frame(f)
prop = f.code.__class__.fullsource
try:
f.code.__class__.fullsource = None
assert f.statement == py.code.Source("")
finally:
f.code.__class__.fullsource = prop
def test_code_from_func():
co = py.code.Code(test_frame_getsourcelineno_myself)
assert co.firstlineno
assert co.path
def test_builtin_patch_unpatch(monkeypatch):
cpy_builtin = py.builtin.builtins
comp = cpy_builtin.compile
def mycompile(*args, **kwargs):
return comp(*args, **kwargs)
class Sub(AssertionError):
pass
monkeypatch.setattr(cpy_builtin, 'AssertionError', Sub)
monkeypatch.setattr(cpy_builtin, 'compile', mycompile)
py.code.patch_builtins()
assert cpy_builtin.AssertionError != Sub
assert cpy_builtin.compile != mycompile
py.code.unpatch_builtins()
assert cpy_builtin.AssertionError is Sub
assert cpy_builtin.compile == mycompile
def test_unicode_handling():
value = py.builtin._totext('\xc4\x85\xc4\x87\n', 'utf-8').encode('utf8')
def f():
raise Exception(value)
excinfo = py.test.raises(Exception, f)
s = str(excinfo)
if sys.version_info[0] < 3:
u = unicode(excinfo)
def test_code_getargs():
def f1(x):
pass
c1 = py.code.Code(f1)
assert c1.getargs(var=True) == ('x',)
def f2(x, *y):
pass
c2 = py.code.Code(f2)
assert c2.getargs(var=True) == ('x', 'y')
def f3(x, **z):
pass
c3 = py.code.Code(f3)
assert c3.getargs(var=True) == ('x', 'z')
def f4(x, *y, **z):
pass
c4 = py.code.Code(f4)
assert c4.getargs(var=True) == ('x', 'y', 'z')
def test_frame_getargs():
def f1(x):
return sys._getframe(0)
fr1 = py.code.Frame(f1('a'))
assert fr1.getargs(var=True) == [('x', 'a')]
def f2(x, *y):
return sys._getframe(0)
fr2 = py.code.Frame(f2('a', 'b', 'c'))
assert fr2.getargs(var=True) == [('x', 'a'), ('y', ('b', 'c'))]
def f3(x, **z):
return sys._getframe(0)
fr3 = py.code.Frame(f3('a', b='c'))
assert fr3.getargs(var=True) == [('x', 'a'), ('z', {'b': 'c'})]
def f4(x, *y, **z):
return sys._getframe(0)
fr4 = py.code.Frame(f4('a', 'b', c='d'))
assert fr4.getargs(var=True) == [('x', 'a'), ('y', ('b',)),
('z', {'c': 'd'})]
class TestExceptionInfo:
def test_bad_getsource(self):
try:
if False: pass
else: assert False
except AssertionError:
exci = py.code.ExceptionInfo()
assert exci.getrepr()
class TestTracebackEntry:
def test_getsource(self):
try:
if False: pass
else: assert False
except AssertionError:
exci = py.code.ExceptionInfo()
entry = exci.traceback[0]
source = entry.getsource()
assert len(source) == 4
assert 'else: assert False' in source[3]
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