test_container.py 文件源码

def ftbtest(self, desc, focus_part, header_rows, footer_rows, size,
            focus, top, bottom):
        class FakeWidget:
            def __init__(self, rows, want_focus):
                self.ret_rows = rows
                self.want_focus = want_focus
            def rows(self, size, focus=False):
                assert self.want_focus == focus
                return self.ret_rows
        header = footer = None
        if header_rows:
            header = FakeWidget(header_rows,
                focus and focus_part == 'header')
        if footer_rows:
            footer = FakeWidget(footer_rows,
                focus and focus_part == 'footer')

        f = urwid.Frame(None, header, footer, focus_part)

        rval = f.frame_top_bottom(size, focus)
        exp = (top, bottom), (header_rows, footer_rows)
        assert exp == rval, "%s expected %r but got %r"%(
            desc,exp,rval)