sdk/python/tests/test_arv_put.py

   1 #!/usr/bin/env python
   2 # -*- coding: utf-8 -*-
   3
   4 import apiclient
   5 import os
   6 import pwd
   7 import re
   8 import shutil
   9 import subprocess
  10 import sys
  11 import tempfile
  12 import time
  13 import unittest
  14 import yaml
  15
  16 from cStringIO import StringIO
  17
  18 import arvados
  19 import arvados.commands.put as arv_put
  20
  21 from arvados_testutil import ArvadosBaseTestCase, ArvadosKeepLocalStoreTestCase
  22 import run_test_server
  23
  24 class ArvadosPutResumeCacheTest(ArvadosBaseTestCase):
  25     CACHE_ARGSET = [
  26         [],
  27         ['/dev/null'],
  28         ['/dev/null', '--filename', 'empty'],
  29         ['/tmp'],
  30         ['/tmp', '--max-manifest-depth', '0'],
  31         ['/tmp', '--max-manifest-depth', '1']
  32         ]
  33
  34     def tearDown(self):
  35         super(ArvadosPutResumeCacheTest, self).tearDown()
  36         try:
  37             self.last_cache.destroy()
  38         except AttributeError:
  39             pass
  40
  41     def cache_path_from_arglist(self, arglist):
  42         return arv_put.ResumeCache.make_path(arv_put.parse_arguments(arglist))
  43
  44     def test_cache_names_stable(self):
  45         for argset in self.CACHE_ARGSET:
  46             self.assertEquals(self.cache_path_from_arglist(argset),
  47                               self.cache_path_from_arglist(argset),
  48                               "cache name changed for {}".format(argset))
  49
  50     def test_cache_names_unique(self):
  51         results = []
  52         for argset in self.CACHE_ARGSET:
  53             path = self.cache_path_from_arglist(argset)
  54             self.assertNotIn(path, results)
  55             results.append(path)
  56
  57     def test_cache_names_simple(self):
  58         # The goal here is to make sure the filename doesn't use characters
  59         # reserved by the filesystem.  Feel free to adjust this regexp as
  60         # long as it still does that.
  61         bad_chars = re.compile(r'[^-\.\w]')
  62         for argset in self.CACHE_ARGSET:
  63             path = self.cache_path_from_arglist(argset)
  64             self.assertFalse(bad_chars.search(os.path.basename(path)),
  65                              "path too exotic: {}".format(path))
  66
  67     def test_cache_names_ignore_argument_order(self):
  68         self.assertEquals(
  69             self.cache_path_from_arglist(['a', 'b', 'c']),
  70             self.cache_path_from_arglist(['c', 'a', 'b']))
  71         self.assertEquals(
  72             self.cache_path_from_arglist(['-', '--filename', 'stdin']),
  73             self.cache_path_from_arglist(['--filename', 'stdin', '-']))
  74
  75     def test_cache_names_differ_for_similar_paths(self):
  76         # This test needs names at / that don't exist on the real filesystem.
  77         self.assertNotEqual(
  78             self.cache_path_from_arglist(['/_arvputtest1', '/_arvputtest2']),
  79             self.cache_path_from_arglist(['/_arvputtest1/_arvputtest2']))
  80
  81     def test_cache_names_ignore_irrelevant_arguments(self):
  82         # Workaround: parse_arguments bails on --filename with a directory.
  83         path1 = self.cache_path_from_arglist(['/tmp'])
  84         args = arv_put.parse_arguments(['/tmp'])
  85         args.filename = 'tmp'
  86         path2 = arv_put.ResumeCache.make_path(args)
  87         self.assertEquals(path1, path2,
  88                          "cache path considered --filename for directory")
  89         self.assertEquals(
  90             self.cache_path_from_arglist(['-']),
  91             self.cache_path_from_arglist(['-', '--max-manifest-depth', '1']),
  92             "cache path considered --max-manifest-depth for file")
  93
  94     def test_cache_names_treat_negative_manifest_depths_identically(self):
  95         base_args = ['/tmp', '--max-manifest-depth']
  96         self.assertEquals(
  97             self.cache_path_from_arglist(base_args + ['-1']),
  98             self.cache_path_from_arglist(base_args + ['-2']))
  99
 100     def test_cache_names_treat_stdin_consistently(self):
 101         self.assertEquals(
 102             self.cache_path_from_arglist(['-', '--filename', 'test']),
 103             self.cache_path_from_arglist(['/dev/stdin', '--filename', 'test']))
 104
 105     def test_cache_names_identical_for_synonymous_names(self):
 106         self.assertEquals(
 107             self.cache_path_from_arglist(['.']),
 108             self.cache_path_from_arglist([os.path.realpath('.')]))
 109         testdir = self.make_tmpdir()
 110         looplink = os.path.join(testdir, 'loop')
 111         os.symlink(testdir, looplink)
 112         self.assertEquals(
 113             self.cache_path_from_arglist([testdir]),
 114             self.cache_path_from_arglist([looplink]))
 115
 116     def test_cache_names_different_by_api_host(self):
 117         config = arvados.config.settings()
 118         orig_host = config.get('ARVADOS_API_HOST')
 119         try:
 120             name1 = self.cache_path_from_arglist(['.'])
 121             config['ARVADOS_API_HOST'] = 'x' + (orig_host or 'localhost')
 122             self.assertNotEqual(name1, self.cache_path_from_arglist(['.']))
 123         finally:
 124             if orig_host is None:
 125                 del config['ARVADOS_API_HOST']
 126             else:
 127                 config['ARVADOS_API_HOST'] = orig_host
 128
 129     def test_basic_cache_storage(self):
 130         thing = ['test', 'list']
 131         with tempfile.NamedTemporaryFile() as cachefile:
 132             self.last_cache = arv_put.ResumeCache(cachefile.name)
 133         self.last_cache.save(thing)
 134         self.assertEquals(thing, self.last_cache.load())
 135
 136     def test_empty_cache(self):
 137         with tempfile.NamedTemporaryFile() as cachefile:
 138             cache = arv_put.ResumeCache(cachefile.name)
 139         self.assertRaises(ValueError, cache.load)
 140
 141     def test_cache_persistent(self):
 142         thing = ['test', 'list']
 143         path = os.path.join(self.make_tmpdir(), 'cache')
 144         cache = arv_put.ResumeCache(path)
 145         cache.save(thing)
 146         cache.close()
 147         self.last_cache = arv_put.ResumeCache(path)
 148         self.assertEquals(thing, self.last_cache.load())
 149
 150     def test_multiple_cache_writes(self):
 151         thing = ['short', 'list']
 152         with tempfile.NamedTemporaryFile() as cachefile:
 153             self.last_cache = arv_put.ResumeCache(cachefile.name)
 154         # Start writing an object longer than the one we test, to make
 155         # sure the cache file gets truncated.
 156         self.last_cache.save(['long', 'long', 'list'])
 157         self.last_cache.save(thing)
 158         self.assertEquals(thing, self.last_cache.load())
 159
 160     def test_cache_is_locked(self):
 161         with tempfile.NamedTemporaryFile() as cachefile:
 162             cache = arv_put.ResumeCache(cachefile.name)
 163             self.assertRaises(arv_put.ResumeCacheConflict,
 164                               arv_put.ResumeCache, cachefile.name)
 165
 166     def test_cache_stays_locked(self):
 167         with tempfile.NamedTemporaryFile() as cachefile:
 168             self.last_cache = arv_put.ResumeCache(cachefile.name)
 169             path = cachefile.name
 170         self.last_cache.save('test')
 171         self.assertRaises(arv_put.ResumeCacheConflict,
 172                           arv_put.ResumeCache, path)
 173
 174     def test_destroy_cache(self):
 175         cachefile = tempfile.NamedTemporaryFile(delete=False)
 176         try:
 177             cache = arv_put.ResumeCache(cachefile.name)
 178             cache.save('test')
 179             cache.destroy()
 180             try:
 181                 arv_put.ResumeCache(cachefile.name)
 182             except arv_put.ResumeCacheConflict:
 183                 self.fail("could not load cache after destroying it")
 184             self.assertRaises(ValueError, cache.load)
 185         finally:
 186             if os.path.exists(cachefile.name):
 187                 os.unlink(cachefile.name)
 188
 189     def test_restart_cache(self):
 190         path = os.path.join(self.make_tmpdir(), 'cache')
 191         cache = arv_put.ResumeCache(path)
 192         cache.save('test')
 193         cache.restart()
 194         self.assertRaises(ValueError, cache.load)
 195         self.assertRaises(arv_put.ResumeCacheConflict,
 196                           arv_put.ResumeCache, path)
 197
 198
 199 class ArvadosPutCollectionWriterTest(ArvadosKeepLocalStoreTestCase):
 200     def setUp(self):
 201         super(ArvadosPutCollectionWriterTest, self).setUp()
 202         with tempfile.NamedTemporaryFile(delete=False) as cachefile:
 203             self.cache = arv_put.ResumeCache(cachefile.name)
 204             self.cache_filename = cachefile.name
 205
 206     def tearDown(self):
 207         super(ArvadosPutCollectionWriterTest, self).tearDown()
 208         if os.path.exists(self.cache_filename):
 209             self.cache.destroy()
 210         self.cache.close()
 211
 212     def test_writer_caches(self):
 213         cwriter = arv_put.ArvPutCollectionWriter(self.cache)
 214         cwriter.write_file('/dev/null')
 215         cwriter.cache_state()
 216         self.assertTrue(self.cache.load())
 217         self.assertEquals(". d41d8cd98f00b204e9800998ecf8427e+0 0:0:null\n", cwriter.manifest_text())
 218
 219     def test_writer_works_without_cache(self):
 220         cwriter = arv_put.ArvPutCollectionWriter()
 221         cwriter.write_file('/dev/null')
 222         self.assertEquals(". d41d8cd98f00b204e9800998ecf8427e+0 0:0:null\n", cwriter.manifest_text())
 223
 224     def test_writer_resumes_from_cache(self):
 225         cwriter = arv_put.ArvPutCollectionWriter(self.cache)
 226         with self.make_test_file() as testfile:
 227             cwriter.write_file(testfile.name, 'test')
 228             cwriter.cache_state()
 229             new_writer = arv_put.ArvPutCollectionWriter.from_cache(
 230                 self.cache)
 231             self.assertEquals(
 232                 ". 098f6bcd4621d373cade4e832627b4f6+4 0:4:test\n",
 233                 new_writer.manifest_text())
 234
 235     def test_new_writer_from_stale_cache(self):
 236         cwriter = arv_put.ArvPutCollectionWriter(self.cache)
 237         with self.make_test_file() as testfile:
 238             cwriter.write_file(testfile.name, 'test')
 239         new_writer = arv_put.ArvPutCollectionWriter.from_cache(self.cache)
 240         new_writer.write_file('/dev/null')
 241         self.assertEquals(". d41d8cd98f00b204e9800998ecf8427e+0 0:0:null\n", new_writer.manifest_text())
 242
 243     def test_new_writer_from_empty_cache(self):
 244         cwriter = arv_put.ArvPutCollectionWriter.from_cache(self.cache)
 245         cwriter.write_file('/dev/null')
 246         self.assertEquals(". d41d8cd98f00b204e9800998ecf8427e+0 0:0:null\n", cwriter.manifest_text())
 247
 248     def test_writer_resumable_after_arbitrary_bytes(self):
 249         cwriter = arv_put.ArvPutCollectionWriter(self.cache)
 250         # These bytes are intentionally not valid UTF-8.
 251         with self.make_test_file('\x00\x07\xe2') as testfile:
 252             cwriter.write_file(testfile.name, 'test')
 253             cwriter.cache_state()
 254             new_writer = arv_put.ArvPutCollectionWriter.from_cache(
 255                 self.cache)
 256         self.assertEquals(cwriter.manifest_text(), new_writer.manifest_text())
 257
 258     def make_progress_tester(self):
 259         progression = []
 260         def record_func(written, expected):
 261             progression.append((written, expected))
 262         return progression, record_func
 263
 264     def test_progress_reporting(self):
 265         for expect_count in (None, 8):
 266             progression, reporter = self.make_progress_tester()
 267             cwriter = arv_put.ArvPutCollectionWriter(
 268                 reporter=reporter, bytes_expected=expect_count)
 269             with self.make_test_file() as testfile:
 270                 cwriter.write_file(testfile.name, 'test')
 271             cwriter.finish_current_stream()
 272             self.assertIn((4, expect_count), progression)
 273
 274     def test_resume_progress(self):
 275         cwriter = arv_put.ArvPutCollectionWriter(self.cache, bytes_expected=4)
 276         with self.make_test_file() as testfile:
 277             # Set up a writer with some flushed bytes.
 278             cwriter.write_file(testfile.name, 'test')
 279             cwriter.finish_current_stream()
 280             cwriter.cache_state()
 281             new_writer = arv_put.ArvPutCollectionWriter.from_cache(self.cache)
 282             self.assertEqual(new_writer.bytes_written, 4)
 283
 284
 285 class ArvadosExpectedBytesTest(ArvadosBaseTestCase):
 286     TEST_SIZE = os.path.getsize(__file__)
 287
 288     def test_expected_bytes_for_file(self):
 289         self.assertEquals(self.TEST_SIZE,
 290                           arv_put.expected_bytes_for([__file__]))
 291
 292     def test_expected_bytes_for_tree(self):
 293         tree = self.make_tmpdir()
 294         shutil.copyfile(__file__, os.path.join(tree, 'one'))
 295         shutil.copyfile(__file__, os.path.join(tree, 'two'))
 296         self.assertEquals(self.TEST_SIZE * 2,
 297                           arv_put.expected_bytes_for([tree]))
 298         self.assertEquals(self.TEST_SIZE * 3,
 299                           arv_put.expected_bytes_for([tree, __file__]))
 300
 301     def test_expected_bytes_for_device(self):
 302         self.assertIsNone(arv_put.expected_bytes_for(['/dev/null']))
 303         self.assertIsNone(arv_put.expected_bytes_for([__file__, '/dev/null']))
 304
 305
 306 class ArvadosPutReportTest(ArvadosBaseTestCase):
 307     def test_machine_progress(self):
 308         for count, total in [(0, 1), (0, None), (1, None), (235, 9283)]:
 309             expect = ": {} written {} total\n".format(
 310                 count, -1 if (total is None) else total)
 311             self.assertTrue(
 312                 arv_put.machine_progress(count, total).endswith(expect))
 313
 314     def test_known_human_progress(self):
 315         for count, total in [(0, 1), (2, 4), (45, 60)]:
 316             expect = '{:.1%}'.format(float(count) / total)
 317             actual = arv_put.human_progress(count, total)
 318             self.assertTrue(actual.startswith('\r'))
 319             self.assertIn(expect, actual)
 320
 321     def test_unknown_human_progress(self):
 322         for count in [1, 20, 300, 4000, 50000]:
 323             self.assertTrue(re.search(r'\b{}\b'.format(count),
 324                                       arv_put.human_progress(count, None)))
 325
 326
 327 class ArvadosPutProjectLinkTest(ArvadosBaseTestCase):
 328     Z_UUID = 'zzzzz-zzzzz-zzzzzzzzzzzzzzz'
 329
 330     def setUp(self):
 331         self.stderr = StringIO()
 332         super(ArvadosPutProjectLinkTest, self).setUp()
 333
 334     def tearDown(self):
 335         self.stderr.close()
 336         super(ArvadosPutProjectLinkTest, self).tearDown()
 337
 338     def prep_link_from_arguments(self, args, uuid_found=True):
 339         try:
 340             link = arv_put.prep_project_link(arv_put.parse_arguments(args),
 341                                              self.stderr,
 342                                              lambda uuid: uuid_found)
 343         finally:
 344             self.stderr.seek(0)
 345         return link
 346
 347     def check_link(self, link, project_uuid, link_name=None):
 348         self.assertEqual(project_uuid, link.get('tail_uuid'))
 349         self.assertEqual('name', link.get('link_class'))
 350         if link_name is None:
 351             self.assertNotIn('name', link)
 352         else:
 353             self.assertEqual(link_name, link.get('name'))
 354         self.assertNotIn('head_uuid', link)
 355
 356     def check_stderr_empty(self):
 357         self.assertEqual('', self.stderr.getvalue())
 358
 359     def test_project_link_with_name(self):
 360         link = self.prep_link_from_arguments(['--project-uuid', self.Z_UUID,
 361                                               '--name', 'test link AAA'])
 362         self.check_link(link, self.Z_UUID, 'test link AAA')
 363         self.check_stderr_empty()
 364
 365     def test_project_link_without_name(self):
 366         link = self.prep_link_from_arguments(['--project-uuid', self.Z_UUID])
 367         self.check_link(link, self.Z_UUID)
 368         self.check_stderr_empty()
 369
 370     def test_collection_without_project_warned(self):
 371         self.assertIsNone(self.prep_link_from_arguments([]))
 372         for line in self.stderr:
 373             if "--project-uuid or --name" in line:
 374                 break
 375         else:
 376             self.fail("no warning emitted about the lack of project name")
 377
 378     def test_no_link_or_warning_with_no_collection(self):
 379         self.assertIsNone(self.prep_link_from_arguments(['--raw']))
 380         self.check_stderr_empty()
 381
 382     def test_error_when_project_not_found(self):
 383         self.assertRaises(ValueError,
 384                           self.prep_link_from_arguments,
 385                           ['--project-uuid', self.Z_UUID], False)
 386
 387     def test_name_without_project_is_error(self):
 388         self.assertRaises(ValueError,
 389                           self.prep_link_from_arguments,
 390                           ['--name', 'test'])
 391
 392     def test_link_without_collection_is_error(self):
 393         self.assertRaises(ValueError,
 394                           self.prep_link_from_arguments,
 395                           ['--project-uuid', self.Z_UUID, '--stream'])
 396
 397
 398 class ArvadosPutTest(ArvadosKeepLocalStoreTestCase):
 399     def call_main_with_args(self, args):
 400         self.main_stdout = StringIO()
 401         self.main_stderr = StringIO()
 402         return arv_put.main(args, self.main_stdout, self.main_stderr)
 403
 404     def call_main_on_test_file(self):
 405         with self.make_test_file() as testfile:
 406             path = testfile.name
 407             self.call_main_with_args(['--stream', '--no-progress', path])
 408         self.assertTrue(
 409             os.path.exists(os.path.join(os.environ['KEEP_LOCAL_STORE'],
 410                                         '098f6bcd4621d373cade4e832627b4f6')),
 411             "did not find file stream in Keep store")
 412
 413     def tearDown(self):
 414         for outbuf in ['main_stdout', 'main_stderr']:
 415             if hasattr(self, outbuf):
 416                 getattr(self, outbuf).close()
 417                 delattr(self, outbuf)
 418         super(ArvadosPutTest, self).tearDown()
 419
 420     def test_simple_file_put(self):
 421         self.call_main_on_test_file()
 422
 423     def test_put_with_unwriteable_cache_dir(self):
 424         orig_cachedir = arv_put.ResumeCache.CACHE_DIR
 425         cachedir = self.make_tmpdir()
 426         os.chmod(cachedir, 0o0)
 427         arv_put.ResumeCache.CACHE_DIR = cachedir
 428         try:
 429             self.call_main_on_test_file()
 430         finally:
 431             arv_put.ResumeCache.CACHE_DIR = orig_cachedir
 432             os.chmod(cachedir, 0o700)
 433
 434     def test_put_with_unwritable_cache_subdir(self):
 435         orig_cachedir = arv_put.ResumeCache.CACHE_DIR
 436         cachedir = self.make_tmpdir()
 437         os.chmod(cachedir, 0o0)
 438         arv_put.ResumeCache.CACHE_DIR = os.path.join(cachedir, 'cachedir')
 439         try:
 440             self.call_main_on_test_file()
 441         finally:
 442             arv_put.ResumeCache.CACHE_DIR = orig_cachedir
 443             os.chmod(cachedir, 0o700)
 444
 445     def test_short_put_from_stdin(self):
 446         # Have to run this separately since arv-put can't read from the
 447         # tests' stdin.
 448         # arv-put usually can't stat(os.path.realpath('/dev/stdin')) in this
 449         # case, because the /proc entry is already gone by the time it tries.
 450         pipe = subprocess.Popen(
 451             [sys.executable, arv_put.__file__, '--stream'],
 452             stdin=subprocess.PIPE, stdout=subprocess.PIPE,
 453             stderr=subprocess.STDOUT)
 454         pipe.stdin.write('stdin test\n')
 455         pipe.stdin.close()
 456         deadline = time.time() + 5
 457         while (pipe.poll() is None) and (time.time() < deadline):
 458             time.sleep(.1)
 459         returncode = pipe.poll()
 460         if returncode is None:
 461             pipe.terminate()
 462             self.fail("arv-put did not PUT from stdin within 5 seconds")
 463         elif returncode != 0:
 464             sys.stdout.write(pipe.stdout.read())
 465             self.fail("arv-put returned exit code {}".format(returncode))
 466         self.assertIn('4a9c8b735dce4b5fa3acf221a0b13628+11', pipe.stdout.read())
 467
 468     def test_link_without_project_uuid_aborts(self):
 469         self.assertRaises(SystemExit, self.call_main_with_args,
 470                           ['--name', 'test without project UUID', '/dev/null'])
 471
 472     def test_link_without_collection_aborts(self):
 473         self.assertRaises(SystemExit, self.call_main_with_args,
 474                           ['--name', 'test without Collection',
 475                            '--stream', '/dev/null'])
 476
 477 class ArvPutIntegrationTest(unittest.TestCase):
 478     PROJECT_UUID = run_test_server.fixture('groups')['aproject']['uuid']
 479
 480     @classmethod
 481     def setUpClass(cls):
 482         try:
 483             del os.environ['KEEP_LOCAL_STORE']
 484         except KeyError:
 485             pass
 486
 487         # Use the blob_signing_key from the Rails "test" configuration
 488         # to provision the Keep server.
 489         with open(os.path.join(os.path.dirname(__file__),
 490                                run_test_server.ARV_API_SERVER_DIR,
 491                                "config",
 492                                "application.yml")) as f:
 493             rails_config = yaml.load(f.read())
 494         try:
 495             config_blob_signing_key = rails_config["test"]["blob_signing_key"]
 496         except KeyError:
 497             config_blob_signing_key = rails_config["common"]["blob_signing_key"]
 498         run_test_server.run()
 499         run_test_server.run_keep(blob_signing_key=config_blob_signing_key,
 500                                  enforce_permissions=True)
 501
 502     @classmethod
 503     def tearDownClass(cls):
 504         run_test_server.stop()
 505         run_test_server.stop_keep()
 506
 507     def authorize_with(self, token_name):
 508         run_test_server.authorize_with(token_name)
 509         for v in ["ARVADOS_API_HOST",
 510                   "ARVADOS_API_HOST_INSECURE",
 511                   "ARVADOS_API_TOKEN"]:
 512             os.environ[v] = arvados.config.settings()[v]
 513
 514     def test_check_real_project_found(self):
 515         self.assertTrue(arv_put.check_project_exists(self.PROJECT_UUID),
 516                         "did not correctly find test fixture project")
 517
 518     def test_check_error_finding_nonexistent_project(self):
 519         BAD_UUID = 'zzzzz-zzzzz-zzzzzzzzzzzzzzz'
 520         try:
 521             result = arv_put.check_project_exists(BAD_UUID)
 522         except ValueError as error:
 523             self.assertIn(BAD_UUID, error.message)
 524         else:
 525             self.assertFalse(result, "incorrectly found nonexistent project")
 526
 527     def test_ArvPutSignedManifest(self):
 528         # ArvPutSignedManifest runs "arv-put foo" and then attempts to get
 529         # the newly created manifest from the API server, testing to confirm
 530         # that the block locators in the returned manifest are signed.
 531         self.authorize_with('active')
 532
 533         # Before doing anything, demonstrate that the collection
 534         # we're about to create is not present in our test fixture.
 535         api = arvados.api('v1', cache=False)
 536         manifest_uuid = "00b4e9f40ac4dd432ef89749f1c01e74+47"
 537         with self.assertRaises(apiclient.errors.HttpError):
 538             notfound = api.collections().get(uuid=manifest_uuid).execute()
 539
 540         datadir = tempfile.mkdtemp()
 541         with open(os.path.join(datadir, "foo"), "w") as f:
 542             f.write("The quick brown fox jumped over the lazy dog")
 543         p = subprocess.Popen([sys.executable, arv_put.__file__, datadir],
 544                              stdout=subprocess.PIPE)
 545         (arvout, arverr) = p.communicate()
 546         self.assertEqual(p.returncode, 0)
 547         self.assertEqual(arverr, None)
 548         self.assertEqual(arvout.strip(), manifest_uuid)
 549
 550         # The manifest text stored in the API server under the same
 551         # manifest UUID must use signed locators.
 552         c = api.collections().get(uuid=manifest_uuid).execute()
 553         self.assertRegexpMatches(
 554             c['manifest_text'],
 555             r'^\. 08a008a01d498c404b0c30852b39d3b8\+44\+A[0-9a-f]+@[0-9a-f]+ 0:44:foo\n')
 556
 557         os.remove(os.path.join(datadir, "foo"))
 558         os.rmdir(datadir)
 559
 560     def run_and_find_link(self, text, extra_args=[]):
 561         self.authorize_with('active')
 562         pipe = subprocess.Popen(
 563             [sys.executable, arv_put.__file__,
 564              '--project-uuid', self.PROJECT_UUID] + extra_args,
 565             stdin=subprocess.PIPE,
 566             stdout=subprocess.PIPE, stderr=subprocess.PIPE)
 567         stdout, stderr = pipe.communicate(text)
 568         link_list = arvados.api('v1', cache=False).links().list(
 569             filters=[['head_uuid', '=', stdout.strip()],
 570                      ['tail_uuid', '=', self.PROJECT_UUID],
 571                      ['link_class', '=', 'name']]).execute().get('items', [])
 572         self.assertEqual(1, len(link_list))
 573         return link_list[0]
 574
 575     def test_put_collection_with_unnamed_project_link(self):
 576         link = self.run_and_find_link("Test unnamed collection")
 577         username = pwd.getpwuid(os.getuid()).pw_name
 578         self.assertRegexpMatches(
 579             link['name'],
 580             r'^Collection saved by {}@'.format(re.escape(username)))
 581
 582     def test_put_collection_with_named_project_link(self):
 583         link_name = 'Test auto Collection Link'
 584         link = self.run_and_find_link("Test named collection",
 585                                       ['--name', link_name])
 586         self.assertEqual(link_name, link['name'])
 587
 588
 589 if __name__ == '__main__':
 590     unittest.main()