Add no_auth flag to skip auth checking for buckets that don't require it. Also fix tests

tests/download_from_google_storage_unittests.py

 #!/usr/bin/env python
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 # pylint: disable=W0212
 
 """Unit tests for download_from_google_storage.py."""
 
 import optparse
 import os
@@ skipping 64 matching lines @@
     self.assertEqual(code, 0)
     self.assertEqual(err, '')
 
   def test_gsutil_version(self):
     gsutil = download_from_google_storage.Gsutil(GSUTIL_DEFAULT_PATH, None)
     _, _, err = gsutil.check_call('version')
     err_lines = err.splitlines()
     self.assertEqual(err_lines[0], 'gsutil version 3.25')
     self.assertEqual(
         err_lines[1],
-        'checksum 010822c61d38d70ac23600bc955fccf5 (OK)')
+        'checksum c9cffb512f467c0aa54880788b9ee6ca (OK)')
 
   def test_get_sha1(self):
     lorem_ipsum = os.path.join(self.base_path, 'lorem_ipsum.txt')
     self.assertEqual(
         download_from_google_storage.get_sha1(lorem_ipsum),
         '7871c8e24da15bad8b0be2c36edc9dc77e37727f')
 
   def test_get_md5(self):
     lorem_ipsum = os.path.join(self.base_path, 'lorem_ipsum.txt')
     self.assertEqual(
@@ skipping 76 matching lines @@
     self.queue.put((None, None))
     stdout_queue = Queue.Queue()
     download_from_google_storage._downloader_worker_thread(
         0, self.queue, False, self.base_url, self.gsutil,
         stdout_queue, self.ret_codes)
     expected_calls = [
         ('check_call',
             ('ls', input_filename)),
         ('check_call',
             ('cp', '-q', input_filename, output_filename))]
+    if not sys.platform.startswith('win'):

[M-A Ruel, 2013/11/19 19:34:40]

if sys.platform != 'win32':

since it will never be win64.

+      expected_calls.append(
+          ('check_call',
+           ('ls',
+            '-L',
+            'gs://sometesturl/7871c8e24da15bad8b0be2c36edc9dc77e37727f')))
     expected_output = [
         '0> Downloading %s...' % output_filename]
     expected_ret_codes = []
     self.assertEqual(list(stdout_queue.queue), expected_output)
     self.assertEqual(self.gsutil.history, expected_calls)
     self.assertEqual(list(self.ret_codes.queue), expected_ret_codes)
 
   def test_download_worker_skips_file(self):
     sha1_hash = 'e6c4fbd4fe7607f3e6ebf68b2ea4ef694da7b4fe'
     output_filename = os.path.join(self.base_path, 'rootfolder_text.txt')
@@ skipping 52 matching lines @@
         force=True,
         output=output_filename,
         ignore_errors=False,
         sha1_file=False)
     expected_calls = [
         ('check_call',
             ('ls', input_filename)),
         ('check_call',
             ('cp', '-q', input_filename, output_filename))
     ]
+    if not sys.platform.startswith('win'):
+      expected_calls.append(
+          ('check_call',
+           ('ls',
+            '-L',
+            'gs://sometesturl/7871c8e24da15bad8b0be2c36edc9dc77e37727f')))
     self.assertEqual(self.gsutil.history, expected_calls)
     self.assertEqual(code, 101)
 
   def test_download_directory_no_recursive_non_force(self):
     sha1_hash = '7871c8e24da15bad8b0be2c36edc9dc77e37727f'
     input_filename = '%s/%s' % (self.base_url, sha1_hash)
     output_filename = os.path.join(self.base_path, 'uploaded_lorem_ipsum.txt')
     code = download_from_google_storage.download_from_google_storage(
         input_filename=self.base_path,
         base_url=self.base_url,
         gsutil=self.gsutil,
         num_threads=1,
         directory=True,
         recursive=False,
         force=False,
         output=None,
         ignore_errors=False,
         sha1_file=False)
     expected_calls = [
         ('check_call',
             ('ls', input_filename)),
         ('check_call',
             ('cp', '-q', input_filename, output_filename))]
+    if not sys.platform.startswith('win'):
+      expected_calls.append(
+          ('check_call',
+           ('ls',
+            '-L',
+            'gs://sometesturl/7871c8e24da15bad8b0be2c36edc9dc77e37727f')))
     self.assertEqual(self.gsutil.history, expected_calls)
     self.assertEqual(code, 0)
 
 
 if __name__ == '__main__':
   unittest.main()