test_c.py 文件源码

def test_array_type():
    p = new_primitive_type("int")
    assert repr(p) == "<ctype 'int'>"
    #
    py.test.raises(TypeError, new_array_type, new_pointer_type(p), "foo")
    py.test.raises(ValueError, new_array_type, new_pointer_type(p), -42)
    #
    p1 = new_array_type(new_pointer_type(p), None)
    assert repr(p1) == "<ctype 'int[]'>"
    py.test.raises(ValueError, new_array_type, new_pointer_type(p1), 42)
    #
    p1 = new_array_type(new_pointer_type(p), 42)
    p2 = new_array_type(new_pointer_type(p1), 25)
    assert repr(p2) == "<ctype 'int[25][42]'>"
    p2 = new_array_type(new_pointer_type(p1), None)
    assert repr(p2) == "<ctype 'int[][42]'>"
    #
    py.test.raises(OverflowError,
                   new_array_type, new_pointer_type(p), sys.maxsize+1)
    py.test.raises(OverflowError,
                   new_array_type, new_pointer_type(p), sys.maxsize // 3)