def test_isinstance_shortcut():
from pypy.objspace.std import objspace
space = objspace.StdObjSpace()
w_a = space.newtext("a")
space.type = None
# if it crashes, it means that space._type_isinstance didn't go through
# the fast path, and tries to call type() (which is set to None just
# above)
space.isinstance_w(w_a, space.w_text) # does not crash
def test_isinstance_shortcut():
from pypy.objspace.std import objspace
space = objspace.StdObjSpace()
w_a = space.wrap("a")
space.type = None
space.isinstance_w(w_a, space.w_str) # does not crash