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bzrlib/tests/test_xml.py
 
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# Copyright (C) 2005 by Canonical Ltd
 
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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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# the Free Software Foundation; either version 2 of the License, or
 
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# (at your option) any later version.
 
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# This program is distributed in the hope that it will be useful,
 
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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# GNU General Public License for more details.
 
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# You should have received a copy of the GNU General Public License
 
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# along with this program; if not, write to the Free Software
 
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
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from cStringIO import StringIO
 
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from bzrlib.tests import TestCase
 
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from bzrlib.inventory import Inventory, InventoryEntry
 
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from bzrlib.xml4 import serializer_v4
 
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from bzrlib.xml5 import serializer_v5
 
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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="1125907235.211783886"
 
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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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    timestamp="1125907235.211783886"
 
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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"/>
 
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</parents>
 
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</revision>
 
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"""
 
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_committed_inv_v5 = """<inventory>
 
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<file file_id="bar-20050901064931-73b4b1138abc9cd2" 
 
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      name="bar" parent_id="TREE_ROOT" 
 
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      revision="mbp@foo-123123"/>
 
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<directory name="subdir"
 
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           file_id="foo-20050801201819-4139aa4a272f4250"
 
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           parent_id="TREE_ROOT" 
 
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           revision="mbp@foo-00"/>
 
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<file file_id="bar-20050824000535-6bc48cfad47ed134" 
 
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      name="bar" parent_id="foo-20050801201819-4139aa4a272f4250" 
 
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      revision="mbp@foo-00"/>
 
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</inventory>
 
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"""
 
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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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        rev = serializer_v5.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(len(rev.parent_ids), 1)
 
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        eq(rev.timezone, 36000)
 
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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_inventory_5(self):
 
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        """Unpack canned new-style inventory"""
 
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        inp = StringIO(_committed_inv_v5)
 
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        inv = serializer_v5.read_inventory(inp)
 
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        eq = self.assertEqual
 
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        eq(len(inv), 4)
 
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        ie = inv['bar-20050824000535-6bc48cfad47ed134']
 
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        eq(ie.kind, 'file')
 
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        eq(ie.revision, 'mbp@foo-00')
 
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        eq(ie.name, 'bar')
 
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        eq(inv[ie.parent_id].kind, 'directory')
 
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    def test_repack_inventory_5(self):
 
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        inp = StringIO(_committed_inv_v5)
 
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        inv = serializer_v5.read_inventory(inp)
 
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        outp = StringIO()
 
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        serializer_v5.write_inventory(inv, outp)
 
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        inv2 = serializer_v5.read_inventory(StringIO(outp.getvalue()))
 
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        self.assertEqual(inv, inv2)
 
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    def test_repack_revision_5(self):
 
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        """Round-trip revision to XML v5"""
 
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        inp = StringIO(_revision_v5)
 
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        rev = serializer_v5.read_revision(inp)
 
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        outp = StringIO()
 
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        serializer_v5.write_revision(rev, outp)
 
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        outfile_contents = outp.getvalue()
 
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        rev2 = serializer_v5.read_revision(StringIO(outfile_contents))
 
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        self.assertEqual(rev, rev2)
 
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    def test_pack_revision_5(self):
 
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        """Pack revision to XML v5"""
 
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        # fixed 20051025, revisions should have final newline
 
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        rev = serializer_v5.read_revision_from_string(_revision_v5)
 
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        outp = StringIO()
 
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        serializer_v5.write_revision(rev, outp)
 
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        outfile_contents = outp.getvalue()
 
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        self.assertEqual(outfile_contents[-1], '\n')
 
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        self.assertEqualDiff(outfile_contents, serializer_v5.write_revision_to_string(rev))