Merge branch '3072-empty-collection-bugfix'
[arvados.git] / 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_link_without_project_uuid_aborts(self):
446         self.assertRaises(SystemExit, self.call_main_with_args,
447                           ['--name', 'test without project UUID', '/dev/null'])
448
449     def test_link_without_collection_aborts(self):
450         self.assertRaises(SystemExit, self.call_main_with_args,
451                           ['--name', 'test without Collection',
452                            '--stream', '/dev/null'])
453
454 class ArvPutIntegrationTest(unittest.TestCase):
455     PROJECT_UUID = run_test_server.fixture('groups')['aproject']['uuid']
456     ENVIRON = os.environ
457     ENVIRON['PYTHONPATH'] = ':'.join(sys.path)
458
459     @classmethod
460     def setUpClass(cls):
461         try:
462             del os.environ['KEEP_LOCAL_STORE']
463         except KeyError:
464             pass
465
466         # Use the blob_signing_key from the Rails "test" configuration
467         # to provision the Keep server.
468         with open(os.path.join(os.path.dirname(__file__),
469                                run_test_server.ARV_API_SERVER_DIR,
470                                "config",
471                                "application.yml")) as f:
472             rails_config = yaml.load(f.read())
473         try:
474             config_blob_signing_key = rails_config["test"]["blob_signing_key"]
475         except KeyError:
476             config_blob_signing_key = rails_config["common"]["blob_signing_key"]
477         run_test_server.run()
478         run_test_server.run_keep(blob_signing_key=config_blob_signing_key,
479                                  enforce_permissions=True)
480
481     @classmethod
482     def tearDownClass(cls):
483         run_test_server.stop()
484         run_test_server.stop_keep()
485
486     def authorize_with(self, token_name):
487         run_test_server.authorize_with(token_name)
488         for v in ["ARVADOS_API_HOST",
489                   "ARVADOS_API_HOST_INSECURE",
490                   "ARVADOS_API_TOKEN"]:
491             os.environ[v] = arvados.config.settings()[v]
492
493     def test_check_real_project_found(self):
494         self.assertTrue(arv_put.check_project_exists(self.PROJECT_UUID),
495                         "did not correctly find test fixture project")
496
497     def test_check_error_finding_nonexistent_project(self):
498         BAD_UUID = 'zzzzz-zzzzz-zzzzzzzzzzzzzzz'
499         try:
500             result = arv_put.check_project_exists(BAD_UUID)
501         except ValueError as error:
502             self.assertIn(BAD_UUID, error.message)
503         else:
504             self.assertFalse(result, "incorrectly found nonexistent project")
505
506     def test_short_put_from_stdin(self):
507         # Have to run this as an integration test since arv-put can't
508         # read from the tests' stdin.
509         # arv-put usually can't stat(os.path.realpath('/dev/stdin')) in this
510         # case, because the /proc entry is already gone by the time it tries.
511         pipe = subprocess.Popen(
512             [sys.executable, arv_put.__file__, '--stream'],
513             stdin=subprocess.PIPE, stdout=subprocess.PIPE,
514             stderr=subprocess.STDOUT, env=self.ENVIRON)
515         pipe.stdin.write('stdin test\n')
516         pipe.stdin.close()
517         deadline = time.time() + 5
518         while (pipe.poll() is None) and (time.time() < deadline):
519             time.sleep(.1)
520         returncode = pipe.poll()
521         if returncode is None:
522             pipe.terminate()
523             self.fail("arv-put did not PUT from stdin within 5 seconds")
524         elif returncode != 0:
525             sys.stdout.write(pipe.stdout.read())
526             self.fail("arv-put returned exit code {}".format(returncode))
527         self.assertIn('4a9c8b735dce4b5fa3acf221a0b13628+11', pipe.stdout.read())
528
529     def test_ArvPutSignedManifest(self):
530         # ArvPutSignedManifest runs "arv-put foo" and then attempts to get
531         # the newly created manifest from the API server, testing to confirm
532         # that the block locators in the returned manifest are signed.
533         self.authorize_with('active')
534
535         # Before doing anything, demonstrate that the collection
536         # we're about to create is not present in our test fixture.
537         api = arvados.api('v1', cache=False)
538         manifest_uuid = "00b4e9f40ac4dd432ef89749f1c01e74+47"
539         with self.assertRaises(apiclient.errors.HttpError):
540             notfound = api.collections().get(uuid=manifest_uuid).execute()
541
542         datadir = tempfile.mkdtemp()
543         with open(os.path.join(datadir, "foo"), "w") as f:
544             f.write("The quick brown fox jumped over the lazy dog")
545         p = subprocess.Popen([sys.executable, arv_put.__file__, datadir],
546                              stdout=subprocess.PIPE, env=self.ENVIRON)
547         (arvout, arverr) = p.communicate()
548         self.assertEqual(p.returncode, 0)
549         self.assertEqual(arverr, None)
550         self.assertEqual(arvout.strip(), manifest_uuid)
551
552         # The manifest text stored in the API server under the same
553         # manifest UUID must use signed locators.
554         c = api.collections().get(uuid=manifest_uuid).execute()
555         self.assertRegexpMatches(
556             c['manifest_text'],
557             r'^\. 08a008a01d498c404b0c30852b39d3b8\+44\+A[0-9a-f]+@[0-9a-f]+ 0:44:foo\n')
558
559         os.remove(os.path.join(datadir, "foo"))
560         os.rmdir(datadir)
561
562     def run_and_find_link(self, text, extra_args=[]):
563         self.authorize_with('active')
564         pipe = subprocess.Popen(
565             [sys.executable, arv_put.__file__,
566              '--project-uuid', self.PROJECT_UUID] + extra_args,
567             stdin=subprocess.PIPE, stdout=subprocess.PIPE,
568             stderr=subprocess.PIPE, env=self.ENVIRON)
569         stdout, stderr = pipe.communicate(text)
570         link_list = arvados.api('v1', cache=False).links().list(
571             filters=[['head_uuid', '=', stdout.strip()],
572                      ['tail_uuid', '=', self.PROJECT_UUID],
573                      ['link_class', '=', 'name']]).execute().get('items', [])
574         self.assertEqual(1, len(link_list))
575         return link_list[0]
576
577     def test_put_collection_with_unnamed_project_link(self):
578         link = self.run_and_find_link("Test unnamed collection")
579         username = pwd.getpwuid(os.getuid()).pw_name
580         self.assertRegexpMatches(
581             link['name'],
582             r'^Collection saved by {}@'.format(re.escape(username)))
583
584     def test_put_collection_with_named_project_link(self):
585         link_name = 'Test auto Collection Link'
586         link = self.run_and_find_link("Test named collection",
587                                       ['--name', link_name])
588         self.assertEqual(link_name, link['name'])
589
590
591 if __name__ == '__main__':
592     unittest.main()