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  • Committer: Canonical.com Patch Queue Manager
  • Date: 2009-06-22 17:11:20 UTC
  • mfrom: (4398.8.10 1.16-commit-fulltext)
  • Revision ID: pqm@pqm.ubuntu.com-20090622171120-fuxez9ylfqpxynqn
(jam) Add VF._add_text and reduce memory overhead during commit (see
        bug #109114)

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bzrlib/tests/test_xml.py
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# Copyright (C) 2005-2011 Canonical Ltd
 
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# Copyright (C) 2005 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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from bzrlib import (
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    errors,
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    fifo_cache,
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    inventory,
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    xml6,
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    xml7,
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    xml8,
 
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    serializer,
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    )
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from bzrlib.tests import TestCase
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from bzrlib.inventory import Inventory
 
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from bzrlib.inventory import Inventory, InventoryEntry
 
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from bzrlib.xml4 import serializer_v4
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import bzrlib.xml5
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_working_inventory_v4 = """<inventory file_id="TREE_ROOT">
 
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<entry file_id="bar-20050901064931-73b4b1138abc9cd2" kind="file" name="bar" parent_id="TREE_ROOT" />
 
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<entry file_id="foo-20050801201819-4139aa4a272f4250" kind="directory" name="foo" parent_id="TREE_ROOT" />
 
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<entry file_id="bar-20050824000535-6bc48cfad47ed134" kind="file" name="bar" parent_id="foo-20050801201819-4139aa4a272f4250" />
 
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</inventory>"""
 
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_revision_v4 = """<revision committer="Martin Pool &lt;mbp@sourcefrog.net&gt;"
 
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    inventory_id="mbp@sourcefrog.net-20050905080035-e0439293f8b6b9f9"
 
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    inventory_sha1="e79c31c1deb64c163cf660fdedd476dd579ffd41"
 
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    revision_id="mbp@sourcefrog.net-20050905080035-e0439293f8b6b9f9"
 
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    timestamp="1125907235.212"
 
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    timezone="36000">
 
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<message>- start splitting code for xml (de)serialization away from objects
 
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  preparatory to supporting multiple formats by a single library
 
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</message>
 
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<parents>
 
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<revision_ref revision_id="mbp@sourcefrog.net-20050905063503-43948f59fa127d92" revision_sha1="7bdf4cc8c5bdac739f8cf9b10b78cf4b68f915ff" />
 
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</parents>
 
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</revision>
 
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"""
 
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_revision_v5 = """<revision committer="Martin Pool &lt;mbp@sourcefrog.net&gt;"
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    inventory_sha1="e79c31c1deb64c163cf660fdedd476dd579ffd41"
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    revision_id="mbp@sourcefrog.net-20050905080035-e0439293f8b6b9f9"
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</inventory>
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"""
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_expected_inv_v6 = """<inventory format="6" revision_id="rev_outer">
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<directory file_id="tree-root-321" name="" revision="rev_outer" />
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<directory file_id="dir-id" name="dir" parent_id="tree-root-321" revision="rev_outer" />
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<file file_id="file-id" name="file" parent_id="tree-root-321" revision="rev_outer" text_sha1="A" text_size="1" />
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<symlink file_id="link-id" name="link" parent_id="tree-root-321" revision="rev_outer" symlink_target="a" />
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</inventory>
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"""
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_expected_inv_v7 = """<inventory format="7" revision_id="rev_outer">
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<directory file_id="tree-root-321" name="" revision="rev_outer" />
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<directory file_id="dir-id" name="dir" parent_id="tree-root-321" revision="rev_outer" />
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class TestSerializer(TestCase):
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    """Test XML serialization"""
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    def test_canned_inventory(self):
 
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        """Test unpacked a canned inventory v4 file."""
 
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        inp = StringIO(_working_inventory_v4)
 
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        inv = serializer_v4.read_inventory(inp)
 
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        self.assertEqual(len(inv), 4)
 
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        self.assert_('bar-20050901064931-73b4b1138abc9cd2' in inv)
 
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    def test_unpack_revision(self):
 
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        """Test unpacking a canned revision v4"""
 
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        inp = StringIO(_revision_v4)
 
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        rev = serializer_v4.read_revision(inp)
 
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        eq = self.assertEqual
 
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        eq(rev.committer,
 
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           "Martin Pool <mbp@sourcefrog.net>")
 
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        eq(rev.inventory_id,
 
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           "mbp@sourcefrog.net-20050905080035-e0439293f8b6b9f9")
 
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        eq(len(rev.parent_ids), 1)
 
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        eq(rev.parent_ids[0],
 
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           "mbp@sourcefrog.net-20050905063503-43948f59fa127d92")
 
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    def test_unpack_revision_5(self):
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        """Test unpacking a canned revision v5"""
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        inp = StringIO(_revision_v5)
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                _inventory_v5a, revision_id='test-rev-id')
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        self.assertEqual('test-rev-id', inv.root.revision)
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    def test_unpack_inventory_5a_cache_and_copy(self):
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        # Passing an entry_cache should get populated with the objects
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        # But the returned objects should be copies if return_from_cache is
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        # False
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        entry_cache = fifo_cache.FIFOCache()
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        inv = bzrlib.xml5.serializer_v5.read_inventory_from_string(
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            _inventory_v5a, revision_id='test-rev-id',
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            entry_cache=entry_cache, return_from_cache=False)
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        for entry in inv.iter_just_entries():
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            key = (entry.file_id, entry.revision)
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            if entry.file_id is inv.root.file_id:
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                # The root id is inferred for xml v5
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                self.assertFalse(key in entry_cache)
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            else:
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                self.assertIsNot(entry, entry_cache[key])
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    def test_unpack_inventory_5a_cache_no_copy(self):
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        # Passing an entry_cache should get populated with the objects
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        # The returned objects should be exact if return_from_cache is
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        # True
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        entry_cache = fifo_cache.FIFOCache()
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        inv = bzrlib.xml5.serializer_v5.read_inventory_from_string(
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            _inventory_v5a, revision_id='test-rev-id',
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            entry_cache=entry_cache, return_from_cache=True)
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        for entry in inv.iter_just_entries():
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            key = (entry.file_id, entry.revision)
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            if entry.file_id is inv.root.file_id:
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                # The root id is inferred for xml v5
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                self.assertFalse(key in entry_cache)
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            else:
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                self.assertIs(entry, entry_cache[key])
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    def test_unpack_inventory_5b(self):
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        inv = bzrlib.xml5.serializer_v5.read_inventory_from_string(
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                _inventory_v5b, revision_id='test-rev-id')
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        for path, ie in inv.iter_entries():
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            self.assertEqual(ie, inv2[ie.file_id])
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    def test_roundtrip_inventory_v6(self):
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        inv = self.get_sample_inventory()
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        txt = xml6.serializer_v6.write_inventory_to_string(inv)
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        lines = xml6.serializer_v6.write_inventory_to_lines(inv)
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        self.assertEqual(bzrlib.osutils.split_lines(txt), lines)
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        self.assertEqualDiff(_expected_inv_v6, txt)
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        inv2 = xml6.serializer_v6.read_inventory_from_string(txt)
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        self.assertEqual(4, len(inv2))
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        for path, ie in inv.iter_entries():
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            self.assertEqual(ie, inv2[ie.file_id])
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    def test_wrong_format_v7(self):
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        """Can't accidentally open a file with wrong serializer"""
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        s_v6 = bzrlib.xml6.serializer_v6
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        uni_str = u'\xb5\xe5&\u062c'
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        self.assertEqual('&#181;&#229;&amp;&#1580;"',
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                         bzrlib.xml8._encode_and_escape(uni_str))
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class TestMisc(TestCase):
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    def test_unescape_xml(self):
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        """We get some kind of error when malformed entities are passed"""
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        self.assertRaises(KeyError, bzrlib.xml8._unescape_xml, 'foo&bar;')