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def set_dirs_readonly(self, basedir):
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"""Set all directories readonly, and have it cleanup on test exit."""
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self._set_all_dirs(basedir, readonly=True)
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def create_basic_tree(self):
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tree = self.make_branch_and_tree('tree')
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self.build_tree(['tree/a', 'tree/b/', 'tree/b/c'])