'Adding brace inside {key ...}'

def test_key_split_brace_callback(self):

    key_p = PATTERNS[2][0]
    eq_('<span    class="key">ctrl</span>    +    <span    class="key">and</span>    Here    is    }', key_p.sub(_key_split, '{key    ctrl    +    and}    Here    is    }'))
    eq_('<span    class="key">ctrl</span>    +    <span    class="key">and</span>    +    <span    class="key">{</span>', key_p.sub(_key_split, '{key    ctrl    +    and    +    {}'))
