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(Matt Nordhoff) Standardize the exceptions when creating a new
        StaticTuple (bug #457979)

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1
# Copyright (C) 2005-2010 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
16
 
 
17
from cStringIO import StringIO
 
18
 
 
19
from bzrlib import (
 
20
    errors,
 
21
    fifo_cache,
 
22
    inventory,
 
23
    xml6,
 
24
    xml7,
 
25
    xml8,
 
26
    serializer,
 
27
    )
 
28
from bzrlib.tests import TestCase
 
29
from bzrlib.inventory import Inventory, InventoryEntry
 
30
from bzrlib.xml4 import serializer_v4
 
31
import bzrlib.xml5
 
32
 
 
33
_working_inventory_v4 = """<inventory file_id="TREE_ROOT">
 
34
<entry file_id="bar-20050901064931-73b4b1138abc9cd2" kind="file" name="bar" parent_id="TREE_ROOT" />
 
35
<entry file_id="foo-20050801201819-4139aa4a272f4250" kind="directory" name="foo" parent_id="TREE_ROOT" />
 
36
<entry file_id="bar-20050824000535-6bc48cfad47ed134" kind="file" name="bar" parent_id="foo-20050801201819-4139aa4a272f4250" />
 
37
</inventory>"""
 
38
 
 
39
 
 
40
_revision_v4 = """<revision committer="Martin Pool &lt;mbp@sourcefrog.net&gt;"
 
41
    inventory_id="mbp@sourcefrog.net-20050905080035-e0439293f8b6b9f9"
 
42
    inventory_sha1="e79c31c1deb64c163cf660fdedd476dd579ffd41"
 
43
    revision_id="mbp@sourcefrog.net-20050905080035-e0439293f8b6b9f9"
 
44
    timestamp="1125907235.212"
 
45
    timezone="36000">
 
46
<message>- start splitting code for xml (de)serialization away from objects
 
47
  preparatory to supporting multiple formats by a single library
 
48
</message>
 
49
<parents>
 
50
<revision_ref revision_id="mbp@sourcefrog.net-20050905063503-43948f59fa127d92" revision_sha1="7bdf4cc8c5bdac739f8cf9b10b78cf4b68f915ff" />
 
51
</parents>
 
52
</revision>
 
53
"""
 
54
 
 
55
_revision_v5 = """<revision committer="Martin Pool &lt;mbp@sourcefrog.net&gt;"
 
56
    inventory_sha1="e79c31c1deb64c163cf660fdedd476dd579ffd41"
 
57
    revision_id="mbp@sourcefrog.net-20050905080035-e0439293f8b6b9f9"
 
58
    timestamp="1125907235.212"
 
59
    timezone="36000">
 
60
<message>- start splitting code for xml (de)serialization away from objects
 
61
  preparatory to supporting multiple formats by a single library
 
62
</message>
 
63
<parents>
 
64
<revision_ref revision_id="mbp@sourcefrog.net-20050905063503-43948f59fa127d92"/>
 
65
</parents>
 
66
</revision>
 
67
"""
 
68
 
 
69
_revision_v5_utc = """\
 
70
<revision committer="Martin Pool &lt;mbp@sourcefrog.net&gt;"
 
71
    inventory_sha1="e79c31c1deb64c163cf660fdedd476dd579ffd41"
 
72
    revision_id="mbp@sourcefrog.net-20050905080035-e0439293f8b6b9f9"
 
73
    timestamp="1125907235.212"
 
74
    timezone="0">
 
75
<message>- start splitting code for xml (de)serialization away from objects
 
76
  preparatory to supporting multiple formats by a single library
 
77
</message>
 
78
<parents>
 
79
<revision_ref revision_id="mbp@sourcefrog.net-20050905063503-43948f59fa127d92"/>
 
80
</parents>
 
81
</revision>
 
82
"""
 
83
 
 
84
_committed_inv_v5 = """<inventory>
 
85
<file file_id="bar-20050901064931-73b4b1138abc9cd2"
 
86
      name="bar" parent_id="TREE_ROOT"
 
87
      revision="mbp@foo-123123"
 
88
      text_sha1="A" text_size="1"/>
 
89
<directory name="subdir"
 
90
           file_id="foo-20050801201819-4139aa4a272f4250"
 
91
           parent_id="TREE_ROOT"
 
92
           revision="mbp@foo-00"/>
 
93
<file executable="yes" file_id="bar-20050824000535-6bc48cfad47ed134"
 
94
      name="bar" parent_id="foo-20050801201819-4139aa4a272f4250"
 
95
      revision="mbp@foo-00"
 
96
      text_sha1="B" text_size="0"/>
 
97
</inventory>
 
98
"""
 
99
 
 
100
_basis_inv_v5 = """<inventory revision_id="mbp@sourcefrog.net-20050905063503-43948f59fa127d92">
 
101
<file file_id="bar-20050901064931-73b4b1138abc9cd2"
 
102
      name="bar" parent_id="TREE_ROOT"
 
103
      revision="mbp@foo-123123"/>
 
104
<directory name="subdir"
 
105
           file_id="foo-20050801201819-4139aa4a272f4250"
 
106
           parent_id="TREE_ROOT"
 
107
           revision="mbp@foo-00"/>
 
108
<file file_id="bar-20050824000535-6bc48cfad47ed134"
 
109
      name="bar" parent_id="foo-20050801201819-4139aa4a272f4250"
 
110
      revision="mbp@foo-00"/>
 
111
</inventory>
 
112
"""
 
113
 
 
114
 
 
115
# DO NOT REFLOW THIS. Its the exact revision we want.
 
116
_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">
 
117
<message>- start splitting code for xml (de)serialization away from objects
 
118
  preparatory to supporting multiple formats by a single library
 
119
</message>
 
120
<parents>
 
121
<revision_ref revision_id="mbp@sourcefrog.net-20050905063503-43948f59fa127d92" />
 
122
</parents>
 
123
</revision>
 
124
"""
 
125
 
 
126
 
 
127
# DO NOT REFLOW THIS. Its the exact inventory we want.
 
128
_expected_inv_v5 = """<inventory format="5">
 
129
<file file_id="bar-20050901064931-73b4b1138abc9cd2" name="bar" revision="mbp@foo-123123" text_sha1="A" text_size="1" />
 
130
<directory file_id="foo-20050801201819-4139aa4a272f4250" name="subdir" revision="mbp@foo-00" />
 
131
<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" />
 
132
</inventory>
 
133
"""
 
134
 
 
135
 
 
136
_expected_inv_v5_root = """<inventory file_id="f&lt;" format="5" revision_id="mother!">
 
137
<file file_id="bar-20050901064931-73b4b1138abc9cd2" name="bar" parent_id="f&lt;" revision="mbp@foo-123123" text_sha1="A" text_size="1" />
 
138
<directory file_id="foo-20050801201819-4139aa4a272f4250" name="subdir" parent_id="f&lt;" revision="mbp@foo-00" />
 
139
<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" />
 
140
<symlink file_id="link-1" name="link" parent_id="foo-20050801201819-4139aa4a272f4250" revision="mbp@foo-00" symlink_target="a" />
 
141
</inventory>
 
142
"""
 
143
 
 
144
_expected_inv_v6 = """<inventory format="6" revision_id="rev_outer">
 
145
<directory file_id="tree-root-321" name="" revision="rev_outer" />
 
146
<directory file_id="dir-id" name="dir" parent_id="tree-root-321" revision="rev_outer" />
 
147
<file file_id="file-id" name="file" parent_id="tree-root-321" revision="rev_outer" text_sha1="A" text_size="1" />
 
148
<symlink file_id="link-id" name="link" parent_id="tree-root-321" revision="rev_outer" symlink_target="a" />
 
149
</inventory>
 
150
"""
 
151
 
 
152
_expected_inv_v7 = """<inventory format="7" revision_id="rev_outer">
 
153
<directory file_id="tree-root-321" name="" revision="rev_outer" />
 
154
<directory file_id="dir-id" name="dir" parent_id="tree-root-321" revision="rev_outer" />
 
155
<file file_id="file-id" name="file" parent_id="tree-root-321" revision="rev_outer" text_sha1="A" text_size="1" />
 
156
<symlink file_id="link-id" name="link" parent_id="tree-root-321" revision="rev_outer" symlink_target="a" />
 
157
<tree-reference file_id="nested-id" name="nested" parent_id="tree-root-321" revision="rev_outer" reference_revision="rev_inner" />
 
158
</inventory>
 
159
"""
 
160
 
 
161
_expected_rev_v8 = """<revision committer="Martin Pool &lt;mbp@sourcefrog.net&gt;" format="8" inventory_sha1="e79c31c1deb64c163cf660fdedd476dd579ffd41" revision_id="mbp@sourcefrog.net-20050905080035-e0439293f8b6b9f9" timestamp="1125907235.212" timezone="36000">
 
162
<message>- start splitting code for xml (de)serialization away from objects
 
163
  preparatory to supporting multiple formats by a single library
 
164
</message>
 
165
<parents>
 
166
<revision_ref revision_id="mbp@sourcefrog.net-20050905063503-43948f59fa127d92" />
 
167
</parents>
 
168
</revision>
 
169
"""
 
170
 
 
171
_expected_inv_v8 = """<inventory format="8" revision_id="rev_outer">
 
172
<directory file_id="tree-root-321" name="" revision="rev_outer" />
 
173
<directory file_id="dir-id" name="dir" parent_id="tree-root-321" revision="rev_outer" />
 
174
<file file_id="file-id" name="file" parent_id="tree-root-321" revision="rev_outer" text_sha1="A" text_size="1" />
 
175
<symlink file_id="link-id" name="link" parent_id="tree-root-321" revision="rev_outer" symlink_target="a" />
 
176
</inventory>
 
177
"""
 
178
 
 
179
_revision_utf8_v5 = """<revision committer="Erik B&#229;gfors &lt;erik@foo.net&gt;"
 
180
    inventory_sha1="e79c31c1deb64c163cf660fdedd476dd579ffd41"
 
181
    revision_id="erik@b&#229;gfors-02"
 
182
    timestamp="1125907235.212"
 
183
    timezone="36000">
 
184
<message>Include &#181;nicode characters
 
185
</message>
 
186
<parents>
 
187
<revision_ref revision_id="erik@b&#229;gfors-01"/>
 
188
</parents>
 
189
</revision>
 
190
"""
 
191
 
 
192
_inventory_utf8_v5 = """<inventory file_id="TRE&#233;_ROOT" format="5"
 
193
                                   revision_id="erik@b&#229;gfors-02">
 
194
<file file_id="b&#229;r-01"
 
195
      name="b&#229;r" parent_id="TRE&#233;_ROOT"
 
196
      revision="erik@b&#229;gfors-01"/>
 
197
<directory name="s&#181;bdir"
 
198
           file_id="s&#181;bdir-01"
 
199
           parent_id="TRE&#233;_ROOT"
 
200
           revision="erik@b&#229;gfors-01"/>
 
201
<file executable="yes" file_id="b&#229;r-02"
 
202
      name="b&#229;r" parent_id="s&#181;bdir-01"
 
203
      revision="erik@b&#229;gfors-02"/>
 
204
</inventory>
 
205
"""
 
206
 
 
207
# Before revision_id was always stored as an attribute
 
208
_inventory_v5a = """<inventory format="5">
 
209
</inventory>
 
210
"""
 
211
 
 
212
# Before revision_id was always stored as an attribute
 
213
_inventory_v5b = """<inventory format="5" revision_id="a-rev-id">
 
214
</inventory>
 
215
"""
 
216
 
 
217
 
 
218
class TestSerializer(TestCase):
 
219
    """Test XML serialization"""
 
220
 
 
221
    def test_canned_inventory(self):
 
222
        """Test unpacked a canned inventory v4 file."""
 
223
        inp = StringIO(_working_inventory_v4)
 
224
        inv = serializer_v4.read_inventory(inp)
 
225
        self.assertEqual(len(inv), 4)
 
226
        self.assert_('bar-20050901064931-73b4b1138abc9cd2' in inv)
 
227
 
 
228
    def test_unpack_revision(self):
 
229
        """Test unpacking a canned revision v4"""
 
230
        inp = StringIO(_revision_v4)
 
231
        rev = serializer_v4.read_revision(inp)
 
232
        eq = self.assertEqual
 
233
        eq(rev.committer,
 
234
           "Martin Pool <mbp@sourcefrog.net>")
 
235
        eq(rev.inventory_id,
 
236
           "mbp@sourcefrog.net-20050905080035-e0439293f8b6b9f9")
 
237
        eq(len(rev.parent_ids), 1)
 
238
        eq(rev.parent_ids[0],
 
239
           "mbp@sourcefrog.net-20050905063503-43948f59fa127d92")
 
240
 
 
241
    def test_unpack_revision_5(self):
 
242
        """Test unpacking a canned revision v5"""
 
243
        inp = StringIO(_revision_v5)
 
244
        rev = bzrlib.xml5.serializer_v5.read_revision(inp)
 
245
        eq = self.assertEqual
 
246
        eq(rev.committer,
 
247
           "Martin Pool <mbp@sourcefrog.net>")
 
248
        eq(len(rev.parent_ids), 1)
 
249
        eq(rev.timezone, 36000)
 
250
        eq(rev.parent_ids[0],
 
251
           "mbp@sourcefrog.net-20050905063503-43948f59fa127d92")
 
252
 
 
253
    def test_unpack_revision_5_utc(self):
 
254
        inp = StringIO(_revision_v5_utc)
 
255
        rev = bzrlib.xml5.serializer_v5.read_revision(inp)
 
256
        eq = self.assertEqual
 
257
        eq(rev.committer,
 
258
           "Martin Pool <mbp@sourcefrog.net>")
 
259
        eq(len(rev.parent_ids), 1)
 
260
        eq(rev.timezone, 0)
 
261
        eq(rev.parent_ids[0],
 
262
           "mbp@sourcefrog.net-20050905063503-43948f59fa127d92")
 
263
 
 
264
    def test_unpack_inventory_5(self):
 
265
        """Unpack canned new-style inventory"""
 
266
        inp = StringIO(_committed_inv_v5)
 
267
        inv = bzrlib.xml5.serializer_v5.read_inventory(inp)
 
268
        eq = self.assertEqual
 
269
        eq(len(inv), 4)
 
270
        ie = inv['bar-20050824000535-6bc48cfad47ed134']
 
271
        eq(ie.kind, 'file')
 
272
        eq(ie.revision, 'mbp@foo-00')
 
273
        eq(ie.name, 'bar')
 
274
        eq(inv[ie.parent_id].kind, 'directory')
 
275
 
 
276
    def test_unpack_basis_inventory_5(self):
 
277
        """Unpack canned new-style inventory"""
 
278
        inp = StringIO(_basis_inv_v5)
 
279
        inv = bzrlib.xml5.serializer_v5.read_inventory(inp)
 
280
        eq = self.assertEqual
 
281
        eq(len(inv), 4)
 
282
        eq(inv.revision_id, 'mbp@sourcefrog.net-20050905063503-43948f59fa127d92')
 
283
        ie = inv['bar-20050824000535-6bc48cfad47ed134']
 
284
        eq(ie.kind, 'file')
 
285
        eq(ie.revision, 'mbp@foo-00')
 
286
        eq(ie.name, 'bar')
 
287
        eq(inv[ie.parent_id].kind, 'directory')
 
288
 
 
289
    def test_unpack_inventory_5a(self):
 
290
        inv = bzrlib.xml5.serializer_v5.read_inventory_from_string(
 
291
                _inventory_v5a, revision_id='test-rev-id')
 
292
        self.assertEqual('test-rev-id', inv.root.revision)
 
293
 
 
294
    def test_unpack_inventory_5a_cache_and_copy(self):
 
295
        # Passing an entry_cache should get populated with the objects
 
296
        # But the returned objects should be copies if return_from_cache is
 
297
        # False
 
298
        entry_cache = fifo_cache.FIFOCache()
 
299
        inv = bzrlib.xml5.serializer_v5.read_inventory_from_string(
 
300
            _inventory_v5a, revision_id='test-rev-id',
 
301
            entry_cache=entry_cache, return_from_cache=False)
 
302
        for entry in inv.iter_just_entries():
 
303
            key = (entry.file_id, entry.revision)
 
304
            if entry.file_id is inv.root.file_id:
 
305
                # The root id is inferred for xml v5
 
306
                self.assertFalse(key in entry_cache)
 
307
            else:
 
308
                self.assertIsNot(entry, entry_cache[key])
 
309
 
 
310
    def test_unpack_inventory_5a_cache_no_copy(self):
 
311
        # Passing an entry_cache should get populated with the objects
 
312
        # The returned objects should be exact if return_from_cache is
 
313
        # True
 
314
        entry_cache = fifo_cache.FIFOCache()
 
315
        inv = bzrlib.xml5.serializer_v5.read_inventory_from_string(
 
316
            _inventory_v5a, revision_id='test-rev-id',
 
317
            entry_cache=entry_cache, return_from_cache=True)
 
318
        for entry in inv.iter_just_entries():
 
319
            key = (entry.file_id, entry.revision)
 
320
            if entry.file_id is inv.root.file_id:
 
321
                # The root id is inferred for xml v5
 
322
                self.assertFalse(key in entry_cache)
 
323
            else:
 
324
                self.assertIs(entry, entry_cache[key])
 
325
 
 
326
    def test_unpack_inventory_5b(self):
 
327
        inv = bzrlib.xml5.serializer_v5.read_inventory_from_string(
 
328
                _inventory_v5b, revision_id='test-rev-id')
 
329
        self.assertEqual('a-rev-id', inv.root.revision)
 
330
 
 
331
    def test_repack_inventory_5(self):
 
332
        inp = StringIO(_committed_inv_v5)
 
333
        inv = bzrlib.xml5.serializer_v5.read_inventory(inp)
 
334
        outp = StringIO()
 
335
        bzrlib.xml5.serializer_v5.write_inventory(inv, outp)
 
336
        self.assertEqualDiff(_expected_inv_v5, outp.getvalue())
 
337
        inv2 = bzrlib.xml5.serializer_v5.read_inventory(StringIO(outp.getvalue()))
 
338
        self.assertEqual(inv, inv2)
 
339
 
 
340
    def assertRoundTrips(self, xml_string):
 
341
        inp = StringIO(xml_string)
 
342
        inv = bzrlib.xml5.serializer_v5.read_inventory(inp)
 
343
        outp = StringIO()
 
344
        bzrlib.xml5.serializer_v5.write_inventory(inv, outp)
 
345
        self.assertEqualDiff(xml_string, outp.getvalue())
 
346
        lines = bzrlib.xml5.serializer_v5.write_inventory_to_lines(inv)
 
347
        outp.seek(0)
 
348
        self.assertEqual(outp.readlines(), lines)
 
349
        inv2 = bzrlib.xml5.serializer_v5.read_inventory(StringIO(outp.getvalue()))
 
350
        self.assertEqual(inv, inv2)
 
351
 
 
352
    def tests_serialize_inventory_v5_with_root(self):
 
353
        self.assertRoundTrips(_expected_inv_v5_root)
 
354
 
 
355
    def check_repack_revision(self, txt):
 
356
        """Check that repacking a revision yields the same information"""
 
357
        inp = StringIO(txt)
 
358
        rev = bzrlib.xml5.serializer_v5.read_revision(inp)
 
359
        outp = StringIO()
 
360
        bzrlib.xml5.serializer_v5.write_revision(rev, outp)
 
361
        outfile_contents = outp.getvalue()
 
362
        rev2 = bzrlib.xml5.serializer_v5.read_revision(StringIO(outfile_contents))
 
363
        self.assertEqual(rev, rev2)
 
364
 
 
365
    def test_repack_revision_5(self):
 
366
        """Round-trip revision to XML v5"""
 
367
        self.check_repack_revision(_revision_v5)
 
368
 
 
369
    def test_repack_revision_5_utc(self):
 
370
        self.check_repack_revision(_revision_v5_utc)
 
371
 
 
372
    def test_pack_revision_5(self):
 
373
        """Pack revision to XML v5"""
 
374
        # fixed 20051025, revisions should have final newline
 
375
        rev = bzrlib.xml5.serializer_v5.read_revision_from_string(_revision_v5)
 
376
        outp = StringIO()
 
377
        bzrlib.xml5.serializer_v5.write_revision(rev, outp)
 
378
        outfile_contents = outp.getvalue()
 
379
        self.assertEqual(outfile_contents[-1], '\n')
 
380
        self.assertEqualDiff(outfile_contents, bzrlib.xml5.serializer_v5.write_revision_to_string(rev))
 
381
        self.assertEqualDiff(outfile_contents, _expected_rev_v5)
 
382
 
 
383
    def test_empty_property_value(self):
 
384
        """Create an empty property value check that it serializes correctly"""
 
385
        s_v5 = bzrlib.xml5.serializer_v5
 
386
        rev = s_v5.read_revision_from_string(_revision_v5)
 
387
        outp = StringIO()
 
388
        props = {'empty':'', 'one':'one'}
 
389
        rev.properties = props
 
390
        txt = s_v5.write_revision_to_string(rev)
 
391
        new_rev = s_v5.read_revision_from_string(txt)
 
392
        self.assertEqual(props, new_rev.properties)
 
393
 
 
394
    def get_sample_inventory(self):
 
395
        inv = Inventory('tree-root-321', revision_id='rev_outer')
 
396
        inv.add(inventory.InventoryFile('file-id', 'file', 'tree-root-321'))
 
397
        inv.add(inventory.InventoryDirectory('dir-id', 'dir',
 
398
                                             'tree-root-321'))
 
399
        inv.add(inventory.InventoryLink('link-id', 'link', 'tree-root-321'))
 
400
        inv['tree-root-321'].revision = 'rev_outer'
 
401
        inv['dir-id'].revision = 'rev_outer'
 
402
        inv['file-id'].revision = 'rev_outer'
 
403
        inv['file-id'].text_sha1 = 'A'
 
404
        inv['file-id'].text_size = 1
 
405
        inv['link-id'].revision = 'rev_outer'
 
406
        inv['link-id'].symlink_target = 'a'
 
407
        return inv
 
408
 
 
409
    def test_roundtrip_inventory_v7(self):
 
410
        inv = self.get_sample_inventory()
 
411
        inv.add(inventory.TreeReference('nested-id', 'nested', 'tree-root-321',
 
412
                                        'rev_outer', 'rev_inner'))
 
413
        txt = xml7.serializer_v7.write_inventory_to_string(inv)
 
414
        lines = xml7.serializer_v7.write_inventory_to_lines(inv)
 
415
        self.assertEqual(bzrlib.osutils.split_lines(txt), lines)
 
416
        self.assertEqualDiff(_expected_inv_v7, txt)
 
417
        inv2 = xml7.serializer_v7.read_inventory_from_string(txt)
 
418
        self.assertEqual(5, len(inv2))
 
419
        for path, ie in inv.iter_entries():
 
420
            self.assertEqual(ie, inv2[ie.file_id])
 
421
 
 
422
    def test_roundtrip_inventory_v6(self):
 
423
        inv = self.get_sample_inventory()
 
424
        txt = xml6.serializer_v6.write_inventory_to_string(inv)
 
425
        lines = xml6.serializer_v6.write_inventory_to_lines(inv)
 
426
        self.assertEqual(bzrlib.osutils.split_lines(txt), lines)
 
427
        self.assertEqualDiff(_expected_inv_v6, txt)
 
428
        inv2 = xml6.serializer_v6.read_inventory_from_string(txt)
 
429
        self.assertEqual(4, len(inv2))
 
430
        for path, ie in inv.iter_entries():
 
431
            self.assertEqual(ie, inv2[ie.file_id])
 
432
 
 
433
    def test_wrong_format_v7(self):
 
434
        """Can't accidentally open a file with wrong serializer"""
 
435
        s_v6 = bzrlib.xml6.serializer_v6
 
436
        s_v7 = xml7.serializer_v7
 
437
        self.assertRaises(errors.UnexpectedInventoryFormat,
 
438
                          s_v7.read_inventory_from_string, _expected_inv_v5)
 
439
        self.assertRaises(errors.UnexpectedInventoryFormat,
 
440
                          s_v6.read_inventory_from_string, _expected_inv_v7)
 
441
 
 
442
    def test_tree_reference(self):
 
443
        s_v5 = bzrlib.xml5.serializer_v5
 
444
        s_v6 = bzrlib.xml6.serializer_v6
 
445
        s_v7 = xml7.serializer_v7
 
446
        inv = Inventory('tree-root-321', revision_id='rev-outer')
 
447
        inv.root.revision = 'root-rev'
 
448
        inv.add(inventory.TreeReference('nested-id', 'nested', 'tree-root-321',
 
449
                                        'rev-outer', 'rev-inner'))
 
450
        self.assertRaises(errors.UnsupportedInventoryKind,
 
451
                          s_v5.write_inventory_to_string, inv)
 
452
        self.assertRaises(errors.UnsupportedInventoryKind,
 
453
                          s_v6.write_inventory_to_string, inv)
 
454
        txt = s_v7.write_inventory_to_string(inv)
 
455
        lines = s_v7.write_inventory_to_lines(inv)
 
456
        self.assertEqual(bzrlib.osutils.split_lines(txt), lines)
 
457
        inv2 = s_v7.read_inventory_from_string(txt)
 
458
        self.assertEqual('tree-root-321', inv2['nested-id'].parent_id)
 
459
        self.assertEqual('rev-outer', inv2['nested-id'].revision)
 
460
        self.assertEqual('rev-inner', inv2['nested-id'].reference_revision)
 
461
        self.assertRaises(errors.UnsupportedInventoryKind,
 
462
                          s_v6.read_inventory_from_string,
 
463
                          txt.replace('format="7"', 'format="6"'))
 
464
        self.assertRaises(errors.UnsupportedInventoryKind,
 
465
                          s_v5.read_inventory_from_string,
 
466
                          txt.replace('format="7"', 'format="5"'))
 
467
 
 
468
    def test_roundtrip_inventory_v8(self):
 
469
        inv = self.get_sample_inventory()
 
470
        txt = xml8.serializer_v8.write_inventory_to_string(inv)
 
471
        inv2 = xml8.serializer_v8.read_inventory_from_string(txt)
 
472
        self.assertEqual(4, len(inv2))
 
473
        for path, ie in inv.iter_entries():
 
474
            self.assertEqual(ie, inv2[ie.file_id])
 
475
 
 
476
    def test_inventory_text_v8(self):
 
477
        inv = self.get_sample_inventory()
 
478
        txt = xml8.serializer_v8.write_inventory_to_string(inv)
 
479
        lines = xml8.serializer_v8.write_inventory_to_lines(inv)
 
480
        self.assertEqual(bzrlib.osutils.split_lines(txt), lines)
 
481
        self.assertEqualDiff(_expected_inv_v8, txt)
 
482
 
 
483
    def test_revision_text_v6(self):
 
484
        """Pack revision to XML v6"""
 
485
        rev = bzrlib.xml6.serializer_v6.read_revision_from_string(
 
486
            _expected_rev_v5)
 
487
        serialized = bzrlib.xml6.serializer_v6.write_revision_to_string(rev)
 
488
        self.assertEqualDiff(serialized, _expected_rev_v5)
 
489
 
 
490
    def test_revision_text_v7(self):
 
491
        """Pack revision to XML v7"""
 
492
        rev = bzrlib.xml7.serializer_v7.read_revision_from_string(
 
493
            _expected_rev_v5)
 
494
        serialized = bzrlib.xml7.serializer_v7.write_revision_to_string(rev)
 
495
        self.assertEqualDiff(serialized, _expected_rev_v5)
 
496
 
 
497
    def test_revision_text_v8(self):
 
498
        """Pack revision to XML v8"""
 
499
        rev = bzrlib.xml8.serializer_v8.read_revision_from_string(
 
500
            _expected_rev_v8)
 
501
        serialized = bzrlib.xml8.serializer_v8.write_revision_to_string(rev)
 
502
        self.assertEqualDiff(serialized, _expected_rev_v8)
 
503
 
 
504
    def test_revision_ids_are_utf8(self):
 
505
        """Parsed revision_ids should all be utf-8 strings, not unicode."""
 
506
        s_v5 = bzrlib.xml5.serializer_v5
 
507
        rev = s_v5.read_revision_from_string(_revision_utf8_v5)
 
508
        self.assertEqual('erik@b\xc3\xa5gfors-02', rev.revision_id)
 
509
        self.assertIsInstance(rev.revision_id, str)
 
510
        self.assertEqual(['erik@b\xc3\xa5gfors-01'], rev.parent_ids)
 
511
        for parent_id in rev.parent_ids:
 
512
            self.assertIsInstance(parent_id, str)
 
513
        self.assertEqual(u'Include \xb5nicode characters\n', rev.message)
 
514
        self.assertIsInstance(rev.message, unicode)
 
515
 
 
516
        # ie.revision should either be None or a utf-8 revision id
 
517
        inv = s_v5.read_inventory_from_string(_inventory_utf8_v5)
 
518
        rev_id_1 = u'erik@b\xe5gfors-01'.encode('utf8')
 
519
        rev_id_2 = u'erik@b\xe5gfors-02'.encode('utf8')
 
520
        fid_root = u'TRE\xe9_ROOT'.encode('utf8')
 
521
        fid_bar1 = u'b\xe5r-01'.encode('utf8')
 
522
        fid_sub = u's\xb5bdir-01'.encode('utf8')
 
523
        fid_bar2 = u'b\xe5r-02'.encode('utf8')
 
524
        expected = [(u'', fid_root, None, rev_id_2),
 
525
                    (u'b\xe5r', fid_bar1, fid_root, rev_id_1),
 
526
                    (u's\xb5bdir', fid_sub, fid_root, rev_id_1),
 
527
                    (u's\xb5bdir/b\xe5r', fid_bar2, fid_sub, rev_id_2),
 
528
                   ]
 
529
        self.assertEqual(rev_id_2, inv.revision_id)
 
530
        self.assertIsInstance(inv.revision_id, str)
 
531
 
 
532
        actual = list(inv.iter_entries_by_dir())
 
533
        for ((exp_path, exp_file_id, exp_parent_id, exp_rev_id),
 
534
             (act_path, act_ie)) in zip(expected, actual):
 
535
            self.assertEqual(exp_path, act_path)
 
536
            self.assertIsInstance(act_path, unicode)
 
537
            self.assertEqual(exp_file_id, act_ie.file_id)
 
538
            self.assertIsInstance(act_ie.file_id, str)
 
539
            self.assertEqual(exp_parent_id, act_ie.parent_id)
 
540
            if exp_parent_id is not None:
 
541
                self.assertIsInstance(act_ie.parent_id, str)
 
542
            self.assertEqual(exp_rev_id, act_ie.revision)
 
543
            if exp_rev_id is not None:
 
544
                self.assertIsInstance(act_ie.revision, str)
 
545
 
 
546
        self.assertEqual(len(expected), len(actual))
 
547
 
 
548
 
 
549
class TestEncodeAndEscape(TestCase):
 
550
    """Whitebox testing of the _encode_and_escape function."""
 
551
 
 
552
    def setUp(self):
 
553
        TestCase.setUp(self)
 
554
        # Keep the cache clear before and after the test
 
555
        bzrlib.xml8._ensure_utf8_re()
 
556
        bzrlib.xml8._clear_cache()
 
557
        self.addCleanup(bzrlib.xml8._clear_cache)
 
558
 
 
559
    def test_simple_ascii(self):
 
560
        # _encode_and_escape always appends a final ", because these parameters
 
561
        # are being used in xml attributes, and by returning it now, we have to
 
562
        # do fewer string operations later.
 
563
        val = bzrlib.xml8._encode_and_escape('foo bar')
 
564
        self.assertEqual('foo bar"', val)
 
565
        # The second time should be cached
 
566
        val2 = bzrlib.xml8._encode_and_escape('foo bar')
 
567
        self.assertIs(val2, val)
 
568
 
 
569
    def test_ascii_with_xml(self):
 
570
        self.assertEqual('&amp;&apos;&quot;&lt;&gt;"',
 
571
                         bzrlib.xml8._encode_and_escape('&\'"<>'))
 
572
 
 
573
    def test_utf8_with_xml(self):
 
574
        # u'\xb5\xe5&\u062c'
 
575
        utf8_str = '\xc2\xb5\xc3\xa5&\xd8\xac'
 
576
        self.assertEqual('&#181;&#229;&amp;&#1580;"',
 
577
                         bzrlib.xml8._encode_and_escape(utf8_str))
 
578
 
 
579
    def test_unicode(self):
 
580
        uni_str = u'\xb5\xe5&\u062c'
 
581
        self.assertEqual('&#181;&#229;&amp;&#1580;"',
 
582
                         bzrlib.xml8._encode_and_escape(uni_str))