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bzrlib/tests/test_export.py
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# Copyright (C) 2009 Canonical Ltd
 
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# Copyright (C) 2009-2010 Canonical Ltd
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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import os
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import time
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from bzrlib import (
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    errors,
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        wt.commit('1')
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        self.build_tree(['target/', 'target/foo'])
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        self.assertRaises(errors.BzrError, export.export, wt, 'target', format="dir")
 
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    def test_dir_export_files_same_timestamp(self):
 
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        builder = self.make_branch_builder('source')
 
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        builder.start_series()
 
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        builder.build_snapshot(None, None, [
 
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            ('add', ('', 'root-id', 'directory', '')),
 
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            ('add', ('a', 'a-id', 'file', 'content\n'))])
 
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        builder.build_snapshot(None, None, [
 
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            ('add', ('b', 'b-id', 'file', 'content\n'))])
 
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        builder.finish_series()
 
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        b = builder.get_branch()
 
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        b.lock_read()
 
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        self.addCleanup(b.unlock)
 
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        tree = b.basis_tree()
 
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        orig_iter_files_bytes = tree.iter_files_bytes
 
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        # Make iter_files_bytes slower, so we provoke mtime skew
 
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        def iter_files_bytes(to_fetch):
 
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            for thing in orig_iter_files_bytes(to_fetch):
 
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                yield thing
 
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                time.sleep(1)
 
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        tree.iter_files_bytes = iter_files_bytes
 
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        export.export(tree, 'target', format='dir')
 
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        t = self.get_transport('target')
 
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        st_a = t.stat('a')
 
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        st_b = t.stat('b')
 
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        # All files must be given the same mtime.
 
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        self.assertEqual(st_a.st_mtime, st_b.st_mtime)