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Viewing changes to breezy/tests/test__chk_map.py

  • Committer: Jelmer Vernooij
  • Date: 2018-07-08 14:45:27 UTC
  • mto: This revision was merged to the branch mainline in revision 7036.
  • Revision ID: jelmer@jelmer.uk-20180708144527-codhlvdcdg9y0nji
Fix a bunch of merge tests.

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breezy/tests/test__chk_map.py
1
 
# Copyright (C) 2009, 2010 Canonical Ltd
 
1
# Copyright (C) 2009, 2010, 2011 Canonical Ltd
2
2
#
3
3
# This program is free software; you can redistribute it and/or modify
4
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# it under the terms of the GNU General Public License as published by
16
16
 
17
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"""Tests for _chk_map_*."""
18
18
 
19
 
from bzrlib import (
 
19
from .. import (
 
20
    tests,
 
21
    )
 
22
from ..bzr import (
20
23
    chk_map,
21
 
    tests,
22
24
    )
23
 
from bzrlib.static_tuple import StaticTuple
 
25
from ..static_tuple import StaticTuple
24
26
stuple = StaticTuple
25
27
 
26
28
 
27
 
def load_tests(standard_tests, module, loader):
 
29
def load_tests(loader, standard_tests, pattern):
28
30
    suite, _ = tests.permute_tests_for_extension(standard_tests, loader,
29
 
        'bzrlib._chk_map_py', 'bzrlib._chk_map_pyx')
 
31
        'breezy.bzr._chk_map_py', 'breezy.bzr._chk_map_pyx')
30
32
    return suite
31
33
 
32
34
 
42
44
        self.assertEqual(expected, actual, 'actual: %r' % (actual,))
43
45
 
44
46
    def test_simple_16(self):
45
 
        self.assertSearchKey16('8C736521', stuple('foo',))
46
 
        self.assertSearchKey16('8C736521\x008C736521', stuple('foo', 'foo'))
47
 
        self.assertSearchKey16('8C736521\x0076FF8CAA', stuple('foo', 'bar'))
48
 
        self.assertSearchKey16('ED82CD11', stuple('abcd',))
 
47
        self.assertSearchKey16(b'8C736521', stuple('foo',))
 
48
        self.assertSearchKey16(b'8C736521\x008C736521', stuple('foo', 'foo'))
 
49
        self.assertSearchKey16(b'8C736521\x0076FF8CAA', stuple('foo', 'bar'))
 
50
        self.assertSearchKey16(b'ED82CD11', stuple('abcd',))
49
51
 
50
52
    def test_simple_255(self):
51
 
        self.assertSearchKey255('\x8cse!', stuple('foo',))
52
 
        self.assertSearchKey255('\x8cse!\x00\x8cse!', stuple('foo', 'foo'))
53
 
        self.assertSearchKey255('\x8cse!\x00v\xff\x8c\xaa', stuple('foo', 'bar'))
 
53
        self.assertSearchKey255(b'\x8cse!', stuple('foo',))
 
54
        self.assertSearchKey255(b'\x8cse!\x00\x8cse!', stuple('foo', 'foo'))
 
55
        self.assertSearchKey255(b'\x8cse!\x00v\xff\x8c\xaa', stuple('foo', 'bar'))
54
56
        # The standard mapping for these would include '\n', so it should be
55
57
        # mapped to '_'
56
 
        self.assertSearchKey255('\xfdm\x93_\x00P_\x1bL', stuple('<', 'V'))
 
58
        self.assertSearchKey255(b'\xfdm\x93_\x00P_\x1bL', stuple('<', 'V'))
57
59
 
58
60
    def test_255_does_not_include_newline(self):
59
61
        # When mapping via _search_key_255, we should never have the '\n'
62
64
        for char_in in range(256):
63
65
            search_key = self.module._search_key_255(stuple(chr(char_in),))
64
66
            chars_used.update(search_key)
65
 
        all_chars = set([chr(x) for x in range(256)])
 
67
        all_chars = {chr(x) for x in range(256)}
66
68
        unused_chars = all_chars.symmetric_difference(chars_used)
67
 
        self.assertEqual(set('\n'), unused_chars)
 
69
        self.assertEqual(set(b'\n'), unused_chars)
68
70
 
69
71
 
70
72
class TestDeserialiseLeafNode(tests.TestCase):
73
75
 
74
76
    def assertDeserialiseErrors(self, text):
75
77
        self.assertRaises((ValueError, IndexError),
76
 
            self.module._deserialise_leaf_node, text, 'not-a-real-sha')
 
78
            self.module._deserialise_leaf_node, text, b'not-a-real-sha')
77
79
 
78
80
    def test_raises_on_non_leaf(self):
79
 
        self.assertDeserialiseErrors('')
80
 
        self.assertDeserialiseErrors('short\n')
81
 
        self.assertDeserialiseErrors('chknotleaf:\n')
82
 
        self.assertDeserialiseErrors('chkleaf:x\n')
83
 
        self.assertDeserialiseErrors('chkleaf:\n')
84
 
        self.assertDeserialiseErrors('chkleaf:\nnotint\n')
85
 
        self.assertDeserialiseErrors('chkleaf:\n10\n')
86
 
        self.assertDeserialiseErrors('chkleaf:\n10\n256\n')
87
 
        self.assertDeserialiseErrors('chkleaf:\n10\n256\n10\n')
 
81
        self.assertDeserialiseErrors(b'')
 
82
        self.assertDeserialiseErrors(b'short\n')
 
83
        self.assertDeserialiseErrors(b'chknotleaf:\n')
 
84
        self.assertDeserialiseErrors(b'chkleaf:x\n')
 
85
        self.assertDeserialiseErrors(b'chkleaf:\n')
 
86
        self.assertDeserialiseErrors(b'chkleaf:\nnotint\n')
 
87
        self.assertDeserialiseErrors(b'chkleaf:\n10\n')
 
88
        self.assertDeserialiseErrors(b'chkleaf:\n10\n256\n')
 
89
        self.assertDeserialiseErrors(b'chkleaf:\n10\n256\n10\n')
88
90
 
89
91
    def test_deserialise_empty(self):
90
92
        node = self.module._deserialise_leaf_node(
91
 
            "chkleaf:\n10\n1\n0\n\n", stuple("sha1:1234",))
 
93
            b"chkleaf:\n10\n1\n0\n\n", stuple(b"sha1:1234",))
92
94
        self.assertEqual(0, len(node))
93
95
        self.assertEqual(10, node.maximum_size)
94
 
        self.assertEqual(("sha1:1234",), node.key())
 
96
        self.assertEqual((b"sha1:1234",), node.key())
95
97
        self.assertIsInstance(node.key(), StaticTuple)
96
98
        self.assertIs(None, node._search_prefix)
97
99
        self.assertIs(None, node._common_serialised_prefix)
98
100
 
99
101
    def test_deserialise_items(self):
100
102
        node = self.module._deserialise_leaf_node(
101
 
            "chkleaf:\n0\n1\n2\n\nfoo bar\x001\nbaz\nquux\x001\nblarh\n",
102
 
            ("sha1:1234",))
 
103
            b"chkleaf:\n0\n1\n2\n\nfoo bar\x001\nbaz\nquux\x001\nblarh\n",
 
104
            (b"sha1:1234",))
103
105
        self.assertEqual(2, len(node))
104
 
        self.assertEqual([(("foo bar",), "baz"), (("quux",), "blarh")],
 
106
        self.assertEqual([((b"foo bar",), b"baz"), ((b"quux",), b"blarh")],
105
107
            sorted(node.iteritems(None)))
106
108
 
107
109
    def test_deserialise_item_with_null_width_1(self):
108
110
        node = self.module._deserialise_leaf_node(
109
 
            "chkleaf:\n0\n1\n2\n\nfoo\x001\nbar\x00baz\nquux\x001\nblarh\n",
110
 
            ("sha1:1234",))
 
111
            b"chkleaf:\n0\n1\n2\n\nfoo\x001\nbar\x00baz\nquux\x001\nblarh\n",
 
112
            (b"sha1:1234",))
111
113
        self.assertEqual(2, len(node))
112
 
        self.assertEqual([(("foo",), "bar\x00baz"), (("quux",), "blarh")],
 
114
        self.assertEqual([((b"foo",), b"bar\x00baz"), ((b"quux",), b"blarh")],
113
115
            sorted(node.iteritems(None)))
114
116
 
115
117
    def test_deserialise_item_with_null_width_2(self):
116
118
        node = self.module._deserialise_leaf_node(
117
 
            "chkleaf:\n0\n2\n2\n\nfoo\x001\x001\nbar\x00baz\n"
118
 
            "quux\x00\x001\nblarh\n",
119
 
            ("sha1:1234",))
 
119
            b"chkleaf:\n0\n2\n2\n\nfoo\x001\x001\nbar\x00baz\n"
 
120
            b"quux\x00\x001\nblarh\n",
 
121
            (b"sha1:1234",))
120
122
        self.assertEqual(2, len(node))
121
 
        self.assertEqual([(("foo", "1"), "bar\x00baz"), (("quux", ""), "blarh")],
 
123
        self.assertEqual([((b"foo", "1"), b"bar\x00baz"), ((b"quux", ""), b"blarh")],
122
124
            sorted(node.iteritems(None)))
123
125
 
124
126
    def test_iteritems_selected_one_of_two_items(self):
125
127
        node = self.module._deserialise_leaf_node(
126
 
            "chkleaf:\n0\n1\n2\n\nfoo bar\x001\nbaz\nquux\x001\nblarh\n",
127
 
            ("sha1:1234",))
 
128
            b"chkleaf:\n0\n1\n2\n\nfoo bar\x001\nbaz\nquux\x001\nblarh\n",
 
129
            (b"sha1:1234",))
128
130
        self.assertEqual(2, len(node))
129
 
        self.assertEqual([(("quux",), "blarh")],
130
 
            sorted(node.iteritems(None, [("quux",), ("qaz",)])))
 
131
        self.assertEqual([((b"quux",), b"blarh")],
 
132
            sorted(node.iteritems(None, [(b"quux",), (b"qaz",)])))
131
133
 
132
134
    def test_deserialise_item_with_common_prefix(self):
133
135
        node = self.module._deserialise_leaf_node(
134
 
            "chkleaf:\n0\n2\n2\nfoo\x00\n1\x001\nbar\x00baz\n2\x001\nblarh\n",
135
 
            ("sha1:1234",))
 
136
            b"chkleaf:\n0\n2\n2\nfoo\x00\n1\x001\nbar\x00baz\n2\x001\nblarh\n",
 
137
            (b"sha1:1234",))
136
138
        self.assertEqual(2, len(node))
137
 
        self.assertEqual([(("foo", "1"), "bar\x00baz"), (("foo", "2"), "blarh")],
 
139
        self.assertEqual([((b"foo", b"1"), b"bar\x00baz"), ((b"foo", b"2"), b"blarh")],
138
140
            sorted(node.iteritems(None)))
139
141
        self.assertIs(chk_map._unknown, node._search_prefix)
140
 
        self.assertEqual('foo\x00', node._common_serialised_prefix)
 
142
        self.assertEqual(b'foo\x00', node._common_serialised_prefix)
141
143
 
142
144
    def test_deserialise_multi_line(self):
143
145
        node = self.module._deserialise_leaf_node(
144
 
            "chkleaf:\n0\n2\n2\nfoo\x00\n1\x002\nbar\nbaz\n2\x002\nblarh\n\n",
145
 
            ("sha1:1234",))
 
146
            b"chkleaf:\n0\n2\n2\nfoo\x00\n1\x002\nbar\nbaz\n2\x002\nblarh\n\n",
 
147
            (b"sha1:1234",))
146
148
        self.assertEqual(2, len(node))
147
 
        self.assertEqual([(("foo", "1"), "bar\nbaz"),
148
 
                          (("foo", "2"), "blarh\n"),
 
149
        self.assertEqual([((b"foo", b"1"), b"bar\nbaz"),
 
150
                          ((b"foo", b"2"), b"blarh\n"),
149
151
                         ], sorted(node.iteritems(None)))
150
152
        self.assertIs(chk_map._unknown, node._search_prefix)
151
 
        self.assertEqual('foo\x00', node._common_serialised_prefix)
 
153
        self.assertEqual(b'foo\x00', node._common_serialised_prefix)
152
154
 
153
155
    def test_key_after_map(self):
154
156
        node = self.module._deserialise_leaf_node(
155
 
            "chkleaf:\n10\n1\n0\n\n", ("sha1:1234",))
156
 
        node.map(None, ("foo bar",), "baz quux")
 
157
            b"chkleaf:\n10\n1\n0\n\n", (b"sha1:1234",))
 
158
        node.map(None, (b"foo bar",), b"baz quux")
157
159
        self.assertEqual(None, node.key())
158
160
 
159
161
    def test_key_after_unmap(self):
160
162
        node = self.module._deserialise_leaf_node(
161
 
            "chkleaf:\n0\n1\n2\n\nfoo bar\x001\nbaz\nquux\x001\nblarh\n",
162
 
            ("sha1:1234",))
163
 
        node.unmap(None, ("foo bar",))
 
163
            b"chkleaf:\n0\n1\n2\n\nfoo bar\x001\nbaz\nquux\x001\nblarh\n",
 
164
            (b"sha1:1234",))
 
165
        node.unmap(None, (b"foo bar",))
164
166
        self.assertEqual(None, node.key())
165
167
 
166
168
 
171
173
    def assertDeserialiseErrors(self, text):
172
174
        self.assertRaises((ValueError, IndexError),
173
175
            self.module._deserialise_internal_node, text,
174
 
                stuple('not-a-real-sha',))
 
176
                stuple(b'not-a-real-sha',))
175
177
 
176
178
    def test_raises_on_non_internal(self):
177
 
        self.assertDeserialiseErrors('')
178
 
        self.assertDeserialiseErrors('short\n')
179
 
        self.assertDeserialiseErrors('chknotnode:\n')
180
 
        self.assertDeserialiseErrors('chknode:x\n')
181
 
        self.assertDeserialiseErrors('chknode:\n')
182
 
        self.assertDeserialiseErrors('chknode:\nnotint\n')
183
 
        self.assertDeserialiseErrors('chknode:\n10\n')
184
 
        self.assertDeserialiseErrors('chknode:\n10\n256\n')
185
 
        self.assertDeserialiseErrors('chknode:\n10\n256\n10\n')
 
179
        self.assertDeserialiseErrors(b'')
 
180
        self.assertDeserialiseErrors(b'short\n')
 
181
        self.assertDeserialiseErrors(b'chknotnode:\n')
 
182
        self.assertDeserialiseErrors(b'chknode:x\n')
 
183
        self.assertDeserialiseErrors(b'chknode:\n')
 
184
        self.assertDeserialiseErrors(b'chknode:\nnotint\n')
 
185
        self.assertDeserialiseErrors(b'chknode:\n10\n')
 
186
        self.assertDeserialiseErrors(b'chknode:\n10\n256\n')
 
187
        self.assertDeserialiseErrors(b'chknode:\n10\n256\n10\n')
186
188
        # no trailing newline
187
 
        self.assertDeserialiseErrors('chknode:\n10\n256\n0\n1\nfo')
 
189
        self.assertDeserialiseErrors(b'chknode:\n10\n256\n0\n1\nfo')
188
190
 
189
191
    def test_deserialise_one(self):
190
192
        node = self.module._deserialise_internal_node(
191
 
            "chknode:\n10\n1\n1\n\na\x00sha1:abcd\n", stuple('sha1:1234',))
 
193
            b"chknode:\n10\n1\n1\n\na\x00sha1:abcd\n", stuple(b'sha1:1234',))
192
194
        self.assertIsInstance(node, chk_map.InternalNode)
193
195
        self.assertEqual(1, len(node))
194
196
        self.assertEqual(10, node.maximum_size)
195
 
        self.assertEqual(("sha1:1234",), node.key())
196
 
        self.assertEqual('', node._search_prefix)
197
 
        self.assertEqual({'a': ('sha1:abcd',)}, node._items)
 
197
        self.assertEqual((b"sha1:1234",), node.key())
 
198
        self.assertEqual(b'', node._search_prefix)
 
199
        self.assertEqual({b'a': (b'sha1:abcd',)}, node._items)
198
200
 
199
201
    def test_deserialise_with_prefix(self):
200
202
        node = self.module._deserialise_internal_node(
201
 
            "chknode:\n10\n1\n1\npref\na\x00sha1:abcd\n", stuple('sha1:1234',))
 
203
            b"chknode:\n10\n1\n1\npref\na\x00sha1:abcd\n",
 
204
            stuple(b'sha1:1234',))
202
205
        self.assertIsInstance(node, chk_map.InternalNode)
203
206
        self.assertEqual(1, len(node))
204
207
        self.assertEqual(10, node.maximum_size)
205
 
        self.assertEqual(("sha1:1234",), node.key())
206
 
        self.assertEqual('pref', node._search_prefix)
207
 
        self.assertEqual({'prefa': ('sha1:abcd',)}, node._items)
 
208
        self.assertEqual((b"sha1:1234",), node.key())
 
209
        self.assertEqual(b'pref', node._search_prefix)
 
210
        self.assertEqual({b'prefa': (b'sha1:abcd',)}, node._items)
208
211
 
209
212
        node = self.module._deserialise_internal_node(
210
 
            "chknode:\n10\n1\n1\npref\n\x00sha1:abcd\n", stuple('sha1:1234',))
 
213
            b"chknode:\n10\n1\n1\npref\n\x00sha1:abcd\n",
 
214
            stuple(b'sha1:1234',))
211
215
        self.assertIsInstance(node, chk_map.InternalNode)
212
216
        self.assertEqual(1, len(node))
213
217
        self.assertEqual(10, node.maximum_size)
214
 
        self.assertEqual(("sha1:1234",), node.key())
215
 
        self.assertEqual('pref', node._search_prefix)
216
 
        self.assertEqual({'pref': ('sha1:abcd',)}, node._items)
 
218
        self.assertEqual((b"sha1:1234",), node.key())
 
219
        self.assertEqual(b'pref', node._search_prefix)
 
220
        self.assertEqual({b'pref': (b'sha1:abcd',)}, node._items)
217
221
 
218
222
    def test_deserialise_pref_with_null(self):
219
223
        node = self.module._deserialise_internal_node(
220
 
            "chknode:\n10\n1\n1\npref\x00fo\n\x00sha1:abcd\n",
221
 
            stuple('sha1:1234',))
 
224
            b"chknode:\n10\n1\n1\npref\x00fo\n\x00sha1:abcd\n",
 
225
            stuple(b'sha1:1234',))
222
226
        self.assertIsInstance(node, chk_map.InternalNode)
223
227
        self.assertEqual(1, len(node))
224
228
        self.assertEqual(10, node.maximum_size)
225
 
        self.assertEqual(("sha1:1234",), node.key())
226
 
        self.assertEqual('pref\x00fo', node._search_prefix)
227
 
        self.assertEqual({'pref\x00fo': ('sha1:abcd',)}, node._items)
 
229
        self.assertEqual((b"sha1:1234",), node.key())
 
230
        self.assertEqual(b'pref\x00fo', node._search_prefix)
 
231
        self.assertEqual({b'pref\x00fo': (b'sha1:abcd',)}, node._items)
228
232
 
229
233
    def test_deserialise_with_null_pref(self):
230
234
        node = self.module._deserialise_internal_node(
231
 
            "chknode:\n10\n1\n1\npref\x00fo\n\x00\x00sha1:abcd\n",
232
 
            stuple('sha1:1234',))
 
235
            b"chknode:\n10\n1\n1\npref\x00fo\n\x00\x00sha1:abcd\n",
 
236
            stuple(b'sha1:1234',))
233
237
        self.assertIsInstance(node, chk_map.InternalNode)
234
238
        self.assertEqual(1, len(node))
235
239
        self.assertEqual(10, node.maximum_size)
236
 
        self.assertEqual(("sha1:1234",), node.key())
237
 
        self.assertEqual('pref\x00fo', node._search_prefix)
238
 
        self.assertEqual({'pref\x00fo\x00': ('sha1:abcd',)}, node._items)
 
240
        self.assertEqual((b"sha1:1234",), node.key())
 
241
        self.assertEqual(b'pref\x00fo', node._search_prefix)
 
242
        self.assertEqual({b'pref\x00fo\x00': (b'sha1:abcd',)}, node._items)
 
243
 
 
244
 
 
245
class Test_BytesToTextKey(tests.TestCase):
 
246
 
 
247
    def assertBytesToTextKey(self, key, bytes):
 
248
        self.assertEqual(key,
 
249
                         self.module._bytes_to_text_key(bytes))
 
250
 
 
251
    def assertBytesToTextKeyRaises(self, bytes):
 
252
        # These are invalid bytes, and we want to make sure the code under test
 
253
        # raises an exception rather than segfaults, etc. We don't particularly
 
254
        # care what exception.
 
255
        self.assertRaises(Exception, self.module._bytes_to_text_key, bytes)
 
256
 
 
257
    def test_file(self):
 
258
        self.assertBytesToTextKey((b'file-id', b'revision-id'),
 
259
                 b'file: file-id\nparent-id\nname\nrevision-id\n'
 
260
                 b'da39a3ee5e6b4b0d3255bfef95601890afd80709\n100\nN')
 
261
 
 
262
    def test_invalid_no_kind(self):
 
263
        self.assertBytesToTextKeyRaises(
 
264
                 b'file  file-id\nparent-id\nname\nrevision-id\n'
 
265
                 b'da39a3ee5e6b4b0d3255bfef95601890afd80709\n100\nN')
 
266
 
 
267
    def test_invalid_no_space(self):
 
268
        self.assertBytesToTextKeyRaises(
 
269
                 b'file:file-id\nparent-id\nname\nrevision-id\n'
 
270
                 b'da39a3ee5e6b4b0d3255bfef95601890afd80709\n100\nN')
 
271
 
 
272
    def test_invalid_too_short_file_id(self):
 
273
        self.assertBytesToTextKeyRaises(b'file:file-id')
 
274
 
 
275
    def test_invalid_too_short_parent_id(self):
 
276
        self.assertBytesToTextKeyRaises(b'file:file-id\nparent-id')
 
277
 
 
278
    def test_invalid_too_short_name(self):
 
279
        self.assertBytesToTextKeyRaises(b'file:file-id\nparent-id\nname')
 
280
 
 
281
    def test_dir(self):
 
282
        self.assertBytesToTextKey((b'dir-id', b'revision-id'),
 
283
                 b'dir: dir-id\nparent-id\nname\nrevision-id')