# mode: run
# ticket: gh1888

PYTHON setup.py build_ext --inplace
PYTHON -c "import a; a.test()"

######## setup.py ########

from Cython.Build.Dependencies import cythonize

from distutils.core import setup

setup(
    ext_modules=cythonize("a.pyx"),
)

######## a.pxd ########

cdef int do_stuff(int foo) except -1

######## a.pyx ########

cdef int do_stuff(int bar) except -1:
    if bar == 0:
        raise ValueError()
    return bar


cdef call_do_stuff(int x):
    # The keyword argument name is surprising, but actually correct.
    # The caller signature is defined by the .pxd file, not the implementation.
    return do_stuff(foo=x)


def test():
    assert do_stuff(1) == 1
    assert do_stuff(foo=1) == 1
    assert call_do_stuff(1) == 1

    try:
        do_stuff(0)
    except ValueError:
        pass
    else:
        assert False, "exception not raised"

    try:
        call_do_stuff(0)
    except ValueError:
        pass
    else:
        assert False, "exception not raised"
