test_recompiler.py 文件源码

def test_dir():
    ffi = FFI()
    ffi.cdef("int ff(int); int aa; static const int my_constant;")
    lib = verify(ffi, 'test_dir', """
        #define my_constant  (-45)
        int aa;
        int ff(int x) { return x+aa; }
    """)
    lib.aa = 5
    assert dir(lib) == ['aa', 'ff', 'my_constant']
    #
    aaobj = lib.__dict__['aa']
    assert not isinstance(aaobj, int)    # some internal object instead
    assert lib.__dict__ == {
        'ff': lib.ff,
        'aa': aaobj,
        'my_constant': -45}
    lib.__dict__['ff'] = "??"
    assert lib.ff(10) == 15