def METHOD_NAME(self):
    self._check([
        '#ifndef FOO_HH',
        '#define FOO_HH',
        '#include <something.h>',
        'int foo();',
        '#endif FOO_HH',
    ], [
        '#ifndef FOO_HH',
        '#define FOO_HH',
        '#include <something.h>',
        self._open,
        'int foo();',
        self._close,
        '#endif FOO_HH',
    ])