/usr/share/pyshared/obnamlib/clientmetadatatree_tests.py is in obnam 0.24.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 | # Copyright 2010 Lars Wirzenius
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import shutil
import stat
import tempfile
import unittest
import obnamlib
class ClientMetadataTreeTests(unittest.TestCase):
def setUp(self):
self.tempdir = tempfile.mkdtemp()
fs = obnamlib.LocalFS(self.tempdir)
self.hooks = obnamlib.HookManager()
self.hooks.new('repository-toplevel-init')
self.client = obnamlib.ClientMetadataTree(fs, 'clientid',
obnamlib.DEFAULT_NODE_SIZE,
obnamlib.DEFAULT_UPLOAD_QUEUE_SIZE,
obnamlib.DEFAULT_LRU_SIZE, self)
self.file_size = 123
self.file_metadata = obnamlib.Metadata(st_mode=stat.S_IFREG | 0666,
st_size=self.file_size)
self.file_encoded = obnamlib.encode_metadata(self.file_metadata)
def tearDown(self):
shutil.rmtree(self.tempdir)
def test_has_not_current_generation_initially(self):
self.assertEqual(self.client.tree, None)
def test_lists_no_generations_initially(self):
self.assertEqual(self.client.list_generations(), [])
def test_starts_generation(self):
self.client.start_generation(current_time=lambda: 12765)
self.assertNotEqual(self.client.tree, None)
def lookup(x):
key = self.client.genkey(x)
return self.client._lookup_int(self.client.tree, key)
genid = self.client.get_generation_id(self.client.tree)
self.assertEqual(lookup(self.client.GEN_ID), genid)
self.assertEqual(lookup(self.client.GEN_STARTED), 12765)
self.assertFalse(self.client.get_is_checkpoint(genid))
def test_starts_second_generation(self):
self.client.start_generation(current_time=lambda: 1)
genid1 = self.client.get_generation_id(self.client.tree)
self.client.commit()
self.assertEqual(self.client.tree, None)
self.client.start_generation(current_time=lambda: 2)
self.assertNotEqual(self.client.tree, None)
def lookup(x):
key = self.client.genkey(x)
return self.client._lookup_int(self.client.tree, key)
genid2 = self.client.get_generation_id(self.client.tree)
self.assertEqual(lookup(self.client.GEN_ID), genid2)
self.assertNotEqual(genid1, genid2)
self.assertEqual(lookup(self.client.GEN_STARTED), 2)
self.assertFalse(self.client.get_is_checkpoint(genid2))
self.assertEqual(self.client.list_generations(), [genid1, genid2])
def test_sets_is_checkpoint(self):
self.client.start_generation()
genid = self.client.get_generation_id(self.client.tree)
self.client.set_current_generation_is_checkpoint(True)
self.assert_(self.client.get_is_checkpoint(genid))
def test_unsets_is_checkpoint(self):
self.client.start_generation()
genid = self.client.get_generation_id(self.client.tree)
self.client.set_current_generation_is_checkpoint(True)
self.client.set_current_generation_is_checkpoint(False)
self.assertFalse(self.client.get_is_checkpoint(genid))
def test_removes_generation(self):
self.client.start_generation()
self.client.commit()
genid = self.client.list_generations()[0]
self.client.remove_generation(genid)
self.assertEqual(self.client.list_generations(), [])
def test_removes_started_generation(self):
self.client.start_generation()
self.client.remove_generation(self.client.list_generations()[0])
self.assertEqual(self.client.list_generations(), [])
self.assertEqual(self.client.tree, None)
def test_started_generation_has_start_time(self):
self.client.start_generation(current_time=lambda: 1)
genid = self.client.get_generation_id(self.client.tree)
self.assertEqual(self.client.get_generation_times(genid), (1, None))
def test_committed_generation_has_times(self):
self.client.start_generation(current_time=lambda: 1)
genid = self.client.get_generation_id(self.client.tree)
self.client.commit(current_time=lambda: 2)
self.assertEqual(self.client.get_generation_times(genid), (1, 2))
def test_single_empty_generation_counts_zero_files(self):
self.client.start_generation()
genid = self.client.get_generation_id(self.client.tree)
self.client.commit()
self.assertEqual(self.client.get_generation_file_count(genid), 0)
def test_counts_files_in_first_generation(self):
self.client.start_generation()
genid = self.client.get_generation_id(self.client.tree)
self.client.create('/foo', self.file_encoded)
self.client.commit()
self.assertEqual(self.client.get_generation_file_count(genid), 1)
def test_counts_new_files_in_second_generation(self):
self.client.start_generation()
self.client.create('/foo', self.file_encoded)
self.client.commit()
self.client.start_generation()
genid = self.client.get_generation_id(self.client.tree)
self.client.create('/bar', self.file_encoded)
self.client.commit()
self.assertEqual(self.client.get_generation_file_count(genid), 2)
def test_discounts_deleted_files_in_second_generation(self):
self.client.start_generation()
self.client.create('/foo', self.file_encoded)
self.client.commit()
self.client.start_generation()
genid = self.client.get_generation_id(self.client.tree)
self.client.remove('/foo')
self.client.commit()
self.assertEqual(self.client.get_generation_file_count(genid), 0)
def test_does_not_increment_count_for_recreated_files(self):
self.client.start_generation()
self.client.create('/foo', self.file_encoded)
self.client.commit()
self.client.start_generation()
genid = self.client.get_generation_id(self.client.tree)
self.client.create('/foo', self.file_encoded)
self.client.commit()
self.assertEqual(self.client.get_generation_file_count(genid), 1)
def test_single_empty_generation_has_no_data(self):
self.client.start_generation()
genid = self.client.get_generation_id(self.client.tree)
self.client.commit()
self.assertEqual(self.client.get_generation_data(genid), 0)
def test_has_data_in_first_generation(self):
self.client.start_generation()
genid = self.client.get_generation_id(self.client.tree)
self.client.create('/foo', self.file_encoded)
self.client.commit()
self.assertEqual(self.client.get_generation_data(genid),
self.file_size)
def test_counts_new_files_in_second_generation(self):
self.client.start_generation()
self.client.create('/foo', self.file_encoded)
self.client.commit()
self.client.start_generation()
genid = self.client.get_generation_id(self.client.tree)
self.client.create('/bar', self.file_encoded)
self.client.commit()
self.assertEqual(self.client.get_generation_data(genid),
2 * self.file_size)
def test_counts_replaced_data_in_second_generation(self):
self.client.start_generation()
self.client.create('/foo', self.file_encoded)
self.client.commit()
self.client.start_generation()
genid = self.client.get_generation_id(self.client.tree)
self.client.create('/foo', self.file_encoded)
self.client.commit()
self.assertEqual(self.client.get_generation_data(genid),
self.file_size)
def test_discounts_deleted_data_in_second_generation(self):
self.client.start_generation()
self.client.create('/foo', self.file_encoded)
self.client.commit()
self.client.start_generation()
genid = self.client.get_generation_id(self.client.tree)
self.client.remove('/foo')
self.client.commit()
self.assertEqual(self.client.get_generation_data(genid), 0)
def test_does_not_increment_data_for_recreated_files(self):
self.client.start_generation()
self.client.create('/foo', self.file_encoded)
self.client.commit()
self.client.start_generation()
genid = self.client.get_generation_id(self.client.tree)
self.client.create('/foo', self.file_encoded)
self.client.commit()
self.assertEqual(self.client.get_generation_data(genid),
self.file_size)
def test_finds_generation_the_first_time(self):
self.client.start_generation()
tree = self.client.tree
genid = self.client.get_generation_id(tree)
self.client.commit()
self.assertEqual(self.client.find_generation(genid), tree)
def test_finds_generation_the_second_time(self):
self.client.start_generation()
tree = self.client.tree
genid = self.client.get_generation_id(tree)
self.client.commit()
self.client.find_generation(genid)
self.assertEqual(self.client.find_generation(genid), tree)
def test_find_generation_raises_keyerror_for_empty_forest(self):
self.client.init_forest()
self.assertRaises(KeyError, self.client.find_generation, 0)
def test_find_generation_raises_keyerror_for_unknown_generation(self):
self.assertRaises(KeyError, self.client.find_generation, 0)
class ClientMetadataTreeFileOpsTests(unittest.TestCase):
def setUp(self):
self.tempdir = tempfile.mkdtemp()
fs = obnamlib.LocalFS(self.tempdir)
self.hooks = obnamlib.HookManager()
self.hooks.new('repository-toplevel-init')
self.client = obnamlib.ClientMetadataTree(fs, 'clientid',
obnamlib.DEFAULT_NODE_SIZE,
obnamlib.DEFAULT_UPLOAD_QUEUE_SIZE,
obnamlib.DEFAULT_LRU_SIZE,
self)
self.client.start_generation()
self.clientid = self.client.get_generation_id(self.client.tree)
self.file_metadata = obnamlib.Metadata(st_mode=stat.S_IFREG | 0666)
self.file_encoded = obnamlib.encode_metadata(self.file_metadata)
self.dir_metadata = obnamlib.Metadata(st_mode=stat.S_IFDIR | 0777)
self.dir_encoded = obnamlib.encode_metadata(self.dir_metadata)
def tearDown(self):
shutil.rmtree(self.tempdir)
def test_has_empty_root_initially(self):
self.assertEqual(self.client.listdir(self.clientid, '/'), [])
def test_has_no_metadata_initially(self):
self.assertRaises(KeyError, self.client.get_metadata, self.clientid,
'/foo')
def test_sets_metadata(self):
self.client.set_metadata('/foo', self.file_encoded)
self.assertEqual(self.client.get_metadata(self.clientid, '/foo'),
self.file_encoded)
def test_creates_file_at_root(self):
self.client.create('/foo', self.file_encoded)
self.assertEqual(self.client.listdir(self.clientid, '/'), ['foo'])
self.assertEqual(self.client.get_metadata(self.clientid, '/foo'),
self.file_encoded)
def test_removes_file_at_root(self):
self.client.create('/foo', self.file_encoded)
self.client.remove('/foo')
self.assertEqual(self.client.listdir(self.clientid, '/'), [])
self.assertRaises(KeyError, self.client.get_metadata,
self.clientid, '/foo')
def test_creates_directory_at_root(self):
self.client.create('/foo', self.dir_encoded)
self.assertEqual(self.client.listdir(self.clientid, '/'), ['foo'])
self.assertEqual(self.client.get_metadata(self.clientid, '/foo'),
self.dir_encoded)
def test_removes_directory_at_root(self):
self.client.create('/foo', self.dir_encoded)
self.client.remove('/foo')
self.assertEqual(self.client.listdir(self.clientid, '/'), [])
self.assertRaises(KeyError, self.client.get_metadata,
self.clientid, '/foo')
def test_creates_directory_and_files_and_subdirs(self):
self.client.create('/foo', self.dir_encoded)
self.client.create('/foo/foobar', self.file_encoded)
self.client.create('/foo/bar', self.dir_encoded)
self.client.create('/foo/bar/baz', self.file_encoded)
self.assertEqual(self.client.listdir(self.clientid, '/'), ['foo'])
self.assertEqual(sorted(self.client.listdir(self.clientid, '/foo')),
['bar', 'foobar'])
self.assertEqual(self.client.listdir(self.clientid, '/foo/bar'),
['baz'])
self.assertEqual(self.client.get_metadata(self.clientid, '/foo'),
self.dir_encoded)
self.assertEqual(self.client.get_metadata(self.clientid, '/foo/bar'),
self.dir_encoded)
self.assertEqual(self.client.get_metadata(self.clientid, '/foo/foobar'),
self.file_encoded)
self.assertEqual(self.client.get_metadata(self.clientid,
'/foo/bar/baz'),
self.file_encoded)
def test_removes_directory_and_files_and_subdirs(self):
self.client.create('/foo', self.dir_encoded)
self.client.create('/foo/foobar', self.file_encoded)
self.client.create('/foo/bar', self.dir_encoded)
self.client.create('/foo/bar/baz', self.file_encoded)
self.client.remove('/foo')
self.assertEqual(self.client.listdir(self.clientid, '/'), [])
self.assertRaises(KeyError, self.client.get_metadata,
self.clientid, '/foo')
self.assertRaises(KeyError, self.client.get_metadata,
self.clientid, '/foo/foobar')
self.assertRaises(KeyError, self.client.get_metadata,
self.clientid, '/foo/bar')
self.assertRaises(KeyError, self.client.get_metadata,
self.clientid, '/foo/bar/baz')
def test_has_no_file_chunks_initially(self):
self.assertEqual(self.client.get_file_chunks(self.clientid, '/foo'), [])
def test_sets_file_chunks(self):
self.client.set_file_chunks('/foo', [1, 2, 3])
self.assertEqual(self.client.get_file_chunks(self.clientid, '/foo'),
[1, 2, 3])
def test_appends_file_chunks_to_empty_list(self):
self.client.append_file_chunks('/foo', [1, 2, 3])
self.assertEqual(self.client.get_file_chunks(self.clientid, '/foo'),
[1, 2, 3])
def test_appends_file_chunks_to_nonempty_list(self):
self.client.set_file_chunks('/foo', [1, 2, 3])
self.client.append_file_chunks('/foo', [4, 5, 6])
self.assertEqual(self.client.get_file_chunks(self.clientid, '/foo'),
[1, 2, 3, 4, 5, 6])
def test_generation_has_no_chunk_refs_initially(self):
minkey = self.client.chunk_key(0, 0)
maxkey = self.client.chunk_key(obnamlib.MAX_ID, obnamlib.MAX_ID)
self.assertEqual(list(self.client.tree.lookup_range(minkey, maxkey)),
[])
def test_generation_has_no_chunk_refs_initially(self):
minkey = self.client.chunk_key(0, 0)
maxkey = self.client.chunk_key(obnamlib.MAX_ID, obnamlib.MAX_ID)
self.assertEqual(list(self.client.tree.lookup_range(minkey, maxkey)),
[])
def test_sets_file_chunks(self):
self.client.set_file_chunks('/foo', [1, 2, 3])
self.assertEqual(self.client.get_file_chunks(self.clientid, '/foo'),
[1, 2, 3])
def test_generation_has_no_chunk_refs_initially(self):
minkey = self.client.chunk_key(0, 0)
maxkey = self.client.chunk_key(obnamlib.MAX_ID, obnamlib.MAX_ID)
self.assertEqual(list(self.client.tree.lookup_range(minkey, maxkey)),
[])
def test_set_file_chunks_adds_chunk_refs(self):
self.client.set_file_chunks('/foo', [1, 2])
file_id = self.client.get_file_id(self.client.tree, '/foo')
minkey = self.client.chunk_key(0, 0)
maxkey = self.client.chunk_key(obnamlib.MAX_ID, obnamlib.MAX_ID)
self.assertEqual(set(self.client.tree.lookup_range(minkey, maxkey)),
set([(self.client.chunk_key(1, file_id), ''),
(self.client.chunk_key(2, file_id), '')]))
def test_set_file_chunks_removes_now_unused_chunk_refs(self):
self.client.set_file_chunks('/foo', [1, 2])
self.client.set_file_chunks('/foo', [1])
file_id = self.client.get_file_id(self.client.tree, '/foo')
minkey = self.client.chunk_key(0, 0)
maxkey = self.client.chunk_key(obnamlib.MAX_ID, obnamlib.MAX_ID)
self.assertEqual(list(self.client.tree.lookup_range(minkey, maxkey)),
[(self.client.chunk_key(1, file_id), '')])
def test_remove_removes_chunk_refs(self):
self.client.set_file_chunks('/foo', [1, 2])
self.client.remove('/foo')
minkey = self.client.chunk_key(0, 0)
maxkey = self.client.chunk_key(obnamlib.MAX_ID, obnamlib.MAX_ID)
self.assertEqual(list(self.client.tree.lookup_range(minkey, maxkey)),
[])
def test_report_chunk_not_in_use_initially(self):
gen_id = self.client.get_generation_id(self.client.tree)
self.assertFalse(self.client.chunk_in_use(gen_id, 0))
def test_report_chunk_in_use_after_it_is(self):
gen_id = self.client.get_generation_id(self.client.tree)
self.client.set_file_chunks('/foo', [0])
self.assertTrue(self.client.chunk_in_use(gen_id, 0))
def test_lists_no_chunks_in_generation_initially(self):
gen_id = self.client.get_generation_id(self.client.tree)
self.assertEqual(self.client.list_chunks_in_generation(gen_id), [])
def test_lists_used_chunks_in_generation(self):
gen_id = self.client.get_generation_id(self.client.tree)
self.client.set_file_chunks('/foo', [0])
self.client.set_file_chunks('/bar', [1])
self.assertEqual(set(self.client.list_chunks_in_generation(gen_id)),
set([0, 1]))
def test_lists_chunks_in_generation_only_once(self):
gen_id = self.client.get_generation_id(self.client.tree)
self.client.set_file_chunks('/foo', [0])
self.client.set_file_chunks('/bar', [0])
self.assertEqual(self.client.list_chunks_in_generation(gen_id), [0])
|