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  • Committer: Martin Pool
  • Date: 2005-07-04 12:26:02 UTC
  • Revision ID: mbp@sourcefrog.net-20050704122602-69901910521e62c3
- check command checks that all inventory-ids are the same as in the revision.

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1
 
# Copyright (C) 2005 Canonical Ltd
2
 
#
3
 
# This program is free software; you can redistribute it and/or modify
4
 
# it under the terms of the GNU General Public License as published by
5
 
# the Free Software Foundation; either version 2 of the License, or
6
 
# (at your option) any later version.
7
 
#
8
 
# This program is distributed in the hope that it will be useful,
9
 
# but WITHOUT ANY WARRANTY; without even the implied warranty of
10
 
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11
 
# GNU General Public License for more details.
12
 
#
13
 
# You should have received a copy of the GNU General Public License
14
 
# along with this program; if not, write to the Free Software
15
 
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
16
 
 
17
 
from cStringIO import StringIO
18
 
 
19
 
from bzrlib import (
20
 
    errors, 
21
 
    inventory, 
22
 
    xml7,
23
 
    xml_serializer,
24
 
    )
25
 
from bzrlib.tests import TestCase
26
 
from bzrlib.inventory import Inventory, InventoryEntry
27
 
from bzrlib.xml4 import serializer_v4
28
 
import bzrlib.xml5
29
 
 
30
 
_working_inventory_v4 = """<inventory file_id="TREE_ROOT">
31
 
<entry file_id="bar-20050901064931-73b4b1138abc9cd2" kind="file" name="bar" parent_id="TREE_ROOT" />
32
 
<entry file_id="foo-20050801201819-4139aa4a272f4250" kind="directory" name="foo" parent_id="TREE_ROOT" />
33
 
<entry file_id="bar-20050824000535-6bc48cfad47ed134" kind="file" name="bar" parent_id="foo-20050801201819-4139aa4a272f4250" />
34
 
</inventory>"""
35
 
 
36
 
 
37
 
_revision_v4 = """<revision committer="Martin Pool &lt;mbp@sourcefrog.net&gt;"
38
 
    inventory_id="mbp@sourcefrog.net-20050905080035-e0439293f8b6b9f9"
39
 
    inventory_sha1="e79c31c1deb64c163cf660fdedd476dd579ffd41"
40
 
    revision_id="mbp@sourcefrog.net-20050905080035-e0439293f8b6b9f9"
41
 
    timestamp="1125907235.212"
42
 
    timezone="36000">
43
 
<message>- start splitting code for xml (de)serialization away from objects
44
 
  preparatory to supporting multiple formats by a single library
45
 
</message>
46
 
<parents>
47
 
<revision_ref revision_id="mbp@sourcefrog.net-20050905063503-43948f59fa127d92" revision_sha1="7bdf4cc8c5bdac739f8cf9b10b78cf4b68f915ff" />
48
 
</parents>
49
 
</revision>
50
 
"""
51
 
 
52
 
_revision_v5 = """<revision committer="Martin Pool &lt;mbp@sourcefrog.net&gt;"
53
 
    inventory_sha1="e79c31c1deb64c163cf660fdedd476dd579ffd41"
54
 
    revision_id="mbp@sourcefrog.net-20050905080035-e0439293f8b6b9f9"
55
 
    timestamp="1125907235.212"
56
 
    timezone="36000">
57
 
<message>- start splitting code for xml (de)serialization away from objects
58
 
  preparatory to supporting multiple formats by a single library
59
 
</message>
60
 
<parents>
61
 
<revision_ref revision_id="mbp@sourcefrog.net-20050905063503-43948f59fa127d92"/>
62
 
</parents>
63
 
</revision>
64
 
"""
65
 
 
66
 
_revision_v5_utc = """\
67
 
<revision committer="Martin Pool &lt;mbp@sourcefrog.net&gt;"
68
 
    inventory_sha1="e79c31c1deb64c163cf660fdedd476dd579ffd41"
69
 
    revision_id="mbp@sourcefrog.net-20050905080035-e0439293f8b6b9f9"
70
 
    timestamp="1125907235.212"
71
 
    timezone="0">
72
 
<message>- start splitting code for xml (de)serialization away from objects
73
 
  preparatory to supporting multiple formats by a single library
74
 
</message>
75
 
<parents>
76
 
<revision_ref revision_id="mbp@sourcefrog.net-20050905063503-43948f59fa127d92"/>
77
 
</parents>
78
 
</revision>
79
 
"""
80
 
 
81
 
_committed_inv_v5 = """<inventory>
82
 
<file file_id="bar-20050901064931-73b4b1138abc9cd2" 
83
 
      name="bar" parent_id="TREE_ROOT" 
84
 
      revision="mbp@foo-123123"
85
 
      text_sha1="A" text_size="1"/>
86
 
<directory name="subdir"
87
 
           file_id="foo-20050801201819-4139aa4a272f4250"
88
 
           parent_id="TREE_ROOT" 
89
 
           revision="mbp@foo-00"/>
90
 
<file executable="yes" file_id="bar-20050824000535-6bc48cfad47ed134" 
91
 
      name="bar" parent_id="foo-20050801201819-4139aa4a272f4250" 
92
 
      revision="mbp@foo-00"
93
 
      text_sha1="B" text_size="0"/>
94
 
</inventory>
95
 
"""
96
 
 
97
 
_basis_inv_v5 = """<inventory revision_id="mbp@sourcefrog.net-20050905063503-43948f59fa127d92">
98
 
<file file_id="bar-20050901064931-73b4b1138abc9cd2" 
99
 
      name="bar" parent_id="TREE_ROOT" 
100
 
      revision="mbp@foo-123123"/>
101
 
<directory name="subdir"
102
 
           file_id="foo-20050801201819-4139aa4a272f4250"
103
 
           parent_id="TREE_ROOT" 
104
 
           revision="mbp@foo-00"/>
105
 
<file file_id="bar-20050824000535-6bc48cfad47ed134" 
106
 
      name="bar" parent_id="foo-20050801201819-4139aa4a272f4250" 
107
 
      revision="mbp@foo-00"/>
108
 
</inventory>
109
 
"""
110
 
 
111
 
 
112
 
# DO NOT REFLOW THIS. Its the exact revision we want.
113
 
_expected_rev_v5 = """<revision committer="Martin Pool &lt;mbp@sourcefrog.net&gt;" format="5" inventory_sha1="e79c31c1deb64c163cf660fdedd476dd579ffd41" revision_id="mbp@sourcefrog.net-20050905080035-e0439293f8b6b9f9" timestamp="1125907235.212" timezone="36000">
114
 
<message>- start splitting code for xml (de)serialization away from objects
115
 
  preparatory to supporting multiple formats by a single library
116
 
</message>
117
 
<parents>
118
 
<revision_ref revision_id="mbp@sourcefrog.net-20050905063503-43948f59fa127d92" />
119
 
</parents>
120
 
</revision>
121
 
"""
122
 
 
123
 
 
124
 
# DO NOT REFLOW THIS. Its the exact inventory we want.
125
 
_expected_inv_v5 = """<inventory format="5">
126
 
<file file_id="bar-20050901064931-73b4b1138abc9cd2" name="bar" revision="mbp@foo-123123" text_sha1="A" text_size="1" />
127
 
<directory file_id="foo-20050801201819-4139aa4a272f4250" name="subdir" revision="mbp@foo-00" />
128
 
<file executable="yes" file_id="bar-20050824000535-6bc48cfad47ed134" name="bar" parent_id="foo-20050801201819-4139aa4a272f4250" revision="mbp@foo-00" text_sha1="B" text_size="0" />
129
 
</inventory>
130
 
"""
131
 
 
132
 
 
133
 
_expected_inv_v5_root = """<inventory file_id="f&lt;" format="5" revision_id="mother!">
134
 
<file file_id="bar-20050901064931-73b4b1138abc9cd2" name="bar" parent_id="f&lt;" revision="mbp@foo-123123" text_sha1="A" text_size="1" />
135
 
<directory file_id="foo-20050801201819-4139aa4a272f4250" name="subdir" parent_id="f&lt;" revision="mbp@foo-00" />
136
 
<file executable="yes" file_id="bar-20050824000535-6bc48cfad47ed134" name="bar" parent_id="foo-20050801201819-4139aa4a272f4250" revision="mbp@foo-00" text_sha1="B" text_size="0" />
137
 
<symlink file_id="link-1" name="link" parent_id="foo-20050801201819-4139aa4a272f4250" revision="mbp@foo-00" symlink_target="a" />
138
 
</inventory>
139
 
"""
140
 
 
141
 
_expected_inv_v7 = """<inventory format="7" revision_id="rev_outer">
142
 
<directory file_id="tree-root-321" name="" revision="rev_outer" />
143
 
<directory file_id="dir-id" name="dir" parent_id="tree-root-321" revision="rev_outer" />
144
 
<file file_id="file-id" name="file" parent_id="tree-root-321" revision="rev_outer" text_sha1="A" text_size="1" />
145
 
<symlink file_id="link-id" name="link" parent_id="tree-root-321" revision="rev_outer" symlink_target="a" />
146
 
<tree-reference file_id="nested-id" name="nested" parent_id="tree-root-321" revision="rev_outer" reference_revision="rev_inner" />
147
 
</inventory>
148
 
"""
149
 
 
150
 
_revision_utf8_v5 = """<revision committer="Erik B&#229;gfors &lt;erik@foo.net&gt;"
151
 
    inventory_sha1="e79c31c1deb64c163cf660fdedd476dd579ffd41"
152
 
    revision_id="erik@b&#229;gfors-02"
153
 
    timestamp="1125907235.212"
154
 
    timezone="36000">
155
 
<message>Include &#181;nicode characters
156
 
</message>
157
 
<parents>
158
 
<revision_ref revision_id="erik@b&#229;gfors-01"/>
159
 
</parents>
160
 
</revision>
161
 
"""
162
 
 
163
 
_inventory_utf8_v5 = """<inventory file_id="TRE&#233;_ROOT" format="5"
164
 
                                   revision_id="erik@b&#229;gfors-02">
165
 
<file file_id="b&#229;r-01"
166
 
      name="b&#229;r" parent_id="TRE&#233;_ROOT"
167
 
      revision="erik@b&#229;gfors-01"/>
168
 
<directory name="s&#181;bdir"
169
 
           file_id="s&#181;bdir-01"
170
 
           parent_id="TRE&#233;_ROOT"
171
 
           revision="erik@b&#229;gfors-01"/>
172
 
<file executable="yes" file_id="b&#229;r-02"
173
 
      name="b&#229;r" parent_id="s&#181;bdir-01"
174
 
      revision="erik@b&#229;gfors-02"/>
175
 
</inventory>
176
 
"""
177
 
 
178
 
 
179
 
class TestSerializer(TestCase):
180
 
    """Test XML serialization"""
181
 
    def test_canned_inventory(self):
182
 
        """Test unpacked a canned inventory v4 file."""
183
 
        inp = StringIO(_working_inventory_v4)
184
 
        inv = serializer_v4.read_inventory(inp)
185
 
        self.assertEqual(len(inv), 4)
186
 
        self.assert_('bar-20050901064931-73b4b1138abc9cd2' in inv)
187
 
 
188
 
    def test_unpack_revision(self):
189
 
        """Test unpacking a canned revision v4"""
190
 
        inp = StringIO(_revision_v4)
191
 
        rev = serializer_v4.read_revision(inp)
192
 
        eq = self.assertEqual
193
 
        eq(rev.committer,
194
 
           "Martin Pool <mbp@sourcefrog.net>")
195
 
        eq(rev.inventory_id,
196
 
           "mbp@sourcefrog.net-20050905080035-e0439293f8b6b9f9")
197
 
        eq(len(rev.parent_ids), 1)
198
 
        eq(rev.parent_ids[0],
199
 
           "mbp@sourcefrog.net-20050905063503-43948f59fa127d92")
200
 
 
201
 
    def test_unpack_revision_5(self):
202
 
        """Test unpacking a canned revision v5"""
203
 
        inp = StringIO(_revision_v5)
204
 
        rev = bzrlib.xml5.serializer_v5.read_revision(inp)
205
 
        eq = self.assertEqual
206
 
        eq(rev.committer,
207
 
           "Martin Pool <mbp@sourcefrog.net>")
208
 
        eq(len(rev.parent_ids), 1)
209
 
        eq(rev.timezone, 36000)
210
 
        eq(rev.parent_ids[0],
211
 
           "mbp@sourcefrog.net-20050905063503-43948f59fa127d92")
212
 
 
213
 
    def test_unpack_revision_5_utc(self):
214
 
        inp = StringIO(_revision_v5_utc)
215
 
        rev = bzrlib.xml5.serializer_v5.read_revision(inp)
216
 
        eq = self.assertEqual
217
 
        eq(rev.committer,
218
 
           "Martin Pool <mbp@sourcefrog.net>")
219
 
        eq(len(rev.parent_ids), 1)
220
 
        eq(rev.timezone, 0)
221
 
        eq(rev.parent_ids[0],
222
 
           "mbp@sourcefrog.net-20050905063503-43948f59fa127d92")
223
 
 
224
 
    def test_unpack_inventory_5(self):
225
 
        """Unpack canned new-style inventory"""
226
 
        inp = StringIO(_committed_inv_v5)
227
 
        inv = bzrlib.xml5.serializer_v5.read_inventory(inp)
228
 
        eq = self.assertEqual
229
 
        eq(len(inv), 4)
230
 
        ie = inv['bar-20050824000535-6bc48cfad47ed134']
231
 
        eq(ie.kind, 'file')
232
 
        eq(ie.revision, 'mbp@foo-00')
233
 
        eq(ie.name, 'bar')
234
 
        eq(inv[ie.parent_id].kind, 'directory')
235
 
 
236
 
    def test_unpack_basis_inventory_5(self):
237
 
        """Unpack canned new-style inventory"""
238
 
        inp = StringIO(_basis_inv_v5)
239
 
        inv = bzrlib.xml5.serializer_v5.read_inventory(inp)
240
 
        eq = self.assertEqual
241
 
        eq(len(inv), 4)
242
 
        eq(inv.revision_id, 'mbp@sourcefrog.net-20050905063503-43948f59fa127d92')
243
 
        ie = inv['bar-20050824000535-6bc48cfad47ed134']
244
 
        eq(ie.kind, 'file')
245
 
        eq(ie.revision, 'mbp@foo-00')
246
 
        eq(ie.name, 'bar')
247
 
        eq(inv[ie.parent_id].kind, 'directory')
248
 
 
249
 
    def test_repack_inventory_5(self):
250
 
        inp = StringIO(_committed_inv_v5)
251
 
        inv = bzrlib.xml5.serializer_v5.read_inventory(inp)
252
 
        outp = StringIO()
253
 
        bzrlib.xml5.serializer_v5.write_inventory(inv, outp)
254
 
        self.assertEqualDiff(_expected_inv_v5, outp.getvalue())
255
 
        inv2 = bzrlib.xml5.serializer_v5.read_inventory(StringIO(outp.getvalue()))
256
 
        self.assertEqual(inv, inv2)
257
 
    
258
 
    def assertRoundTrips(self, xml_string):
259
 
        inp = StringIO(xml_string)
260
 
        inv = bzrlib.xml5.serializer_v5.read_inventory(inp)
261
 
        outp = StringIO()
262
 
        bzrlib.xml5.serializer_v5.write_inventory(inv, outp)
263
 
        self.assertEqualDiff(xml_string, outp.getvalue())
264
 
        lines = bzrlib.xml5.serializer_v5.write_inventory_to_lines(inv)
265
 
        outp.seek(0)
266
 
        self.assertEqual(outp.readlines(), lines)
267
 
        inv2 = bzrlib.xml5.serializer_v5.read_inventory(StringIO(outp.getvalue()))
268
 
        self.assertEqual(inv, inv2)
269
 
 
270
 
    def tests_serialize_inventory_v5_with_root(self):
271
 
        self.assertRoundTrips(_expected_inv_v5_root)
272
 
 
273
 
    def check_repack_revision(self, txt):
274
 
        """Check that repacking a revision yields the same information"""
275
 
        inp = StringIO(txt)
276
 
        rev = bzrlib.xml5.serializer_v5.read_revision(inp)
277
 
        outp = StringIO()
278
 
        bzrlib.xml5.serializer_v5.write_revision(rev, outp)
279
 
        outfile_contents = outp.getvalue()
280
 
        rev2 = bzrlib.xml5.serializer_v5.read_revision(StringIO(outfile_contents))
281
 
        self.assertEqual(rev, rev2)
282
 
 
283
 
    def test_repack_revision_5(self):
284
 
        """Round-trip revision to XML v5"""
285
 
        self.check_repack_revision(_revision_v5)
286
 
 
287
 
    def test_repack_revision_5_utc(self):
288
 
        self.check_repack_revision(_revision_v5_utc)
289
 
 
290
 
    def test_pack_revision_5(self):
291
 
        """Pack revision to XML v5"""
292
 
        # fixed 20051025, revisions should have final newline
293
 
        rev = bzrlib.xml5.serializer_v5.read_revision_from_string(_revision_v5)
294
 
        outp = StringIO()
295
 
        bzrlib.xml5.serializer_v5.write_revision(rev, outp)
296
 
        outfile_contents = outp.getvalue()
297
 
        self.assertEqual(outfile_contents[-1], '\n')
298
 
        self.assertEqualDiff(outfile_contents, bzrlib.xml5.serializer_v5.write_revision_to_string(rev))
299
 
        self.assertEqualDiff(outfile_contents, _expected_rev_v5)
300
 
 
301
 
    def test_empty_property_value(self):
302
 
        """Create an empty property value check that it serializes correctly"""
303
 
        s_v5 = bzrlib.xml5.serializer_v5
304
 
        rev = s_v5.read_revision_from_string(_revision_v5)
305
 
        outp = StringIO()
306
 
        props = {'empty':'', 'one':'one'}
307
 
        rev.properties = props
308
 
        txt = s_v5.write_revision_to_string(rev)
309
 
        new_rev = s_v5.read_revision_from_string(txt)
310
 
        self.assertEqual(props, new_rev.properties)
311
 
 
312
 
    def test_roundtrip_inventory_v7(self):
313
 
        inv = Inventory('tree-root-321', revision_id='rev_outer')
314
 
        inv.add(inventory.TreeReference('nested-id', 'nested', 'tree-root-321',
315
 
                                        'rev_outer', 'rev_inner'))
316
 
        inv.add(inventory.InventoryFile('file-id', 'file', 'tree-root-321'))
317
 
        inv.add(inventory.InventoryDirectory('dir-id', 'dir', 
318
 
                                             'tree-root-321'))
319
 
        inv.add(inventory.InventoryLink('link-id', 'link', 'tree-root-321'))
320
 
        inv['tree-root-321'].revision = 'rev_outer'
321
 
        inv['dir-id'].revision = 'rev_outer'
322
 
        inv['file-id'].revision = 'rev_outer'
323
 
        inv['file-id'].text_sha1 = 'A'
324
 
        inv['file-id'].text_size = 1
325
 
        inv['link-id'].revision = 'rev_outer'
326
 
        inv['link-id'].symlink_target = 'a'
327
 
        txt = xml7.serializer_v7.write_inventory_to_string(inv)
328
 
        lines = xml7.serializer_v7.write_inventory_to_lines(inv)
329
 
        self.assertEqual(bzrlib.osutils.split_lines(txt), lines)
330
 
        self.assertEqualDiff(_expected_inv_v7, txt)
331
 
        inv2 = xml7.serializer_v7.read_inventory_from_string(txt)
332
 
        self.assertEqual(5, len(inv2))
333
 
        for path, ie in inv.iter_entries():
334
 
            self.assertEqual(ie, inv2[ie.file_id])
335
 
 
336
 
    def test_wrong_format_v7(self):
337
 
        """Can't accidentally open a file with wrong serializer"""
338
 
        s_v6 = bzrlib.xml6.serializer_v6
339
 
        s_v7 = xml7.serializer_v7
340
 
        self.assertRaises(errors.UnexpectedInventoryFormat, 
341
 
                          s_v7.read_inventory_from_string, _expected_inv_v5)
342
 
        self.assertRaises(errors.UnexpectedInventoryFormat, 
343
 
                          s_v6.read_inventory_from_string, _expected_inv_v7)
344
 
 
345
 
    def test_tree_reference(self):
346
 
        s_v5 = bzrlib.xml5.serializer_v5
347
 
        s_v6 = bzrlib.xml6.serializer_v6
348
 
        s_v7 = xml7.serializer_v7
349
 
        inv = Inventory('tree-root-321', revision_id='rev-outer')
350
 
        inv.root.revision = 'root-rev'
351
 
        inv.add(inventory.TreeReference('nested-id', 'nested', 'tree-root-321',
352
 
                                        'rev-outer', 'rev-inner'))
353
 
        self.assertRaises(errors.UnsupportedInventoryKind,
354
 
                          s_v5.write_inventory_to_string, inv)
355
 
        self.assertRaises(errors.UnsupportedInventoryKind,
356
 
                          s_v6.write_inventory_to_string, inv)
357
 
        txt = s_v7.write_inventory_to_string(inv)
358
 
        lines = s_v7.write_inventory_to_lines(inv)
359
 
        self.assertEqual(bzrlib.osutils.split_lines(txt), lines)
360
 
        inv2 = s_v7.read_inventory_from_string(txt)
361
 
        self.assertEqual('tree-root-321', inv2['nested-id'].parent_id)
362
 
        self.assertEqual('rev-outer', inv2['nested-id'].revision)
363
 
        self.assertEqual('rev-inner', inv2['nested-id'].reference_revision)
364
 
        self.assertRaises(errors.UnsupportedInventoryKind, 
365
 
                          s_v6.read_inventory_from_string,
366
 
                          txt.replace('format="7"', 'format="6"'))
367
 
        self.assertRaises(errors.UnsupportedInventoryKind, 
368
 
                          s_v5.read_inventory_from_string,
369
 
                          txt.replace('format="7"', 'format="5"'))
370
 
 
371
 
    def test_revision_ids_are_utf8(self):
372
 
        """Parsed revision_ids should all be utf-8 strings, not unicode."""
373
 
        s_v5 = bzrlib.xml5.serializer_v5
374
 
        rev = s_v5.read_revision_from_string(_revision_utf8_v5)
375
 
        self.assertEqual('erik@b\xc3\xa5gfors-02', rev.revision_id)
376
 
        self.assertIsInstance(rev.revision_id, str)
377
 
        self.assertEqual(['erik@b\xc3\xa5gfors-01'], rev.parent_ids)
378
 
        for parent_id in rev.parent_ids:
379
 
            self.assertIsInstance(parent_id, str)
380
 
        self.assertEqual(u'Include \xb5nicode characters\n', rev.message)
381
 
        self.assertIsInstance(rev.message, unicode)
382
 
 
383
 
        # ie.revision should either be None or a utf-8 revision id
384
 
        inv = s_v5.read_inventory_from_string(_inventory_utf8_v5)
385
 
        rev_id_1 = u'erik@b\xe5gfors-01'.encode('utf8')
386
 
        rev_id_2 = u'erik@b\xe5gfors-02'.encode('utf8')
387
 
        fid_root = u'TRE\xe9_ROOT'.encode('utf8')
388
 
        fid_bar1 = u'b\xe5r-01'.encode('utf8')
389
 
        fid_sub = u's\xb5bdir-01'.encode('utf8')
390
 
        fid_bar2 = u'b\xe5r-02'.encode('utf8')
391
 
        expected = [(u'', fid_root, None, None),
392
 
                    (u'b\xe5r', fid_bar1, fid_root, rev_id_1),
393
 
                    (u's\xb5bdir', fid_sub, fid_root, rev_id_1),
394
 
                    (u's\xb5bdir/b\xe5r', fid_bar2, fid_sub, rev_id_2),
395
 
                   ]
396
 
        self.assertEqual(rev_id_2, inv.revision_id)
397
 
        self.assertIsInstance(inv.revision_id, str)
398
 
 
399
 
        actual = list(inv.iter_entries_by_dir())
400
 
        for ((exp_path, exp_file_id, exp_parent_id, exp_rev_id),
401
 
             (act_path, act_ie)) in zip(expected, actual):
402
 
            self.assertEqual(exp_path, act_path)
403
 
            self.assertIsInstance(act_path, unicode)
404
 
            self.assertEqual(exp_file_id, act_ie.file_id)
405
 
            self.assertIsInstance(act_ie.file_id, str)
406
 
            self.assertEqual(exp_parent_id, act_ie.parent_id)
407
 
            if exp_parent_id is not None:
408
 
                self.assertIsInstance(act_ie.parent_id, str)
409
 
            self.assertEqual(exp_rev_id, act_ie.revision)
410
 
            if exp_rev_id is not None:
411
 
                self.assertIsInstance(act_ie.revision, str)
412
 
 
413
 
        self.assertEqual(len(expected), len(actual))
414
 
 
415
 
    def test_registry(self):
416
 
        self.assertIs(serializer_v4,
417
 
                      xml_serializer.format_registry.get('4'))
418
 
        self.assertIs(bzrlib.xml5.serializer_v5,
419
 
                      xml_serializer.format_registry.get('5'))
420
 
        self.assertIs(bzrlib.xml6.serializer_v6,
421
 
                      xml_serializer.format_registry.get('6'))
422
 
        self.assertIs(bzrlib.xml7.serializer_v7,
423
 
                      xml_serializer.format_registry.get('7'))
424
 
 
425
 
 
426
 
class TestEncodeAndEscape(TestCase):
427
 
    """Whitebox testing of the _encode_and_escape function."""
428
 
 
429
 
    def setUp(self):
430
 
        # Keep the cache clear before and after the test
431
 
        bzrlib.xml5._ensure_utf8_re()
432
 
        bzrlib.xml5._clear_cache()
433
 
        self.addCleanup(bzrlib.xml5._clear_cache)
434
 
 
435
 
    def test_simple_ascii(self):
436
 
        # _encode_and_escape always appends a final ", because these parameters
437
 
        # are being used in xml attributes, and by returning it now, we have to
438
 
        # do fewer string operations later.
439
 
        val = bzrlib.xml5._encode_and_escape('foo bar')
440
 
        self.assertEqual('foo bar"', val)
441
 
        # The second time should be cached
442
 
        val2 = bzrlib.xml5._encode_and_escape('foo bar')
443
 
        self.assertIs(val2, val)
444
 
 
445
 
    def test_ascii_with_xml(self):
446
 
        self.assertEqual('&amp;&apos;&quot;&lt;&gt;"',
447
 
                         bzrlib.xml5._encode_and_escape('&\'"<>'))
448
 
 
449
 
    def test_utf8_with_xml(self):
450
 
        # u'\xb5\xe5&\u062c'
451
 
        utf8_str = '\xc2\xb5\xc3\xa5&\xd8\xac'
452
 
        self.assertEqual('&#181;&#229;&amp;&#1580;"',
453
 
                         bzrlib.xml5._encode_and_escape(utf8_str))
454
 
 
455
 
    def test_unicode(self):
456
 
        uni_str = u'\xb5\xe5&\u062c'
457
 
        self.assertEqual('&#181;&#229;&amp;&#1580;"',
458
 
                         bzrlib.xml5._encode_and_escape(uni_str))