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test_mv.py
# -*- coding: utf-8 -*- # Copyright 2013 Google Inc. All Rights Reserved. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. """Integration tests for mv command.""" from __future__ import absolute_import from __future__ import print_function from __future__ import division from __future__ import unicode_literals import os from gslib.cs_api_map import ApiSelector from gslib.tests.test_cp import TestCpMvPOSIXBucketToLocalErrors from gslib.tests.test_cp import TestCpMvPOSIXBucketToLocalNoErrors from gslib.tests.test_cp import TestCpMvPOSIXLocalToBucketNoErrors import gslib.tests.testcase as testcase from gslib.tests.testcase.integration_testcase import SkipForS3 from gslib.tests.util import ObjectToURI as suri from gslib.tests.util import SequentialAndParallelTransfer from gslib.tests.util import SetBotoConfigForTest from gslib.tests.util import SetEnvironmentForTest from gslib.tests.util import unittest from gslib.utils.boto_util import UsingCrcmodExtension from gslib.utils.retry_util import Retry from gslib.utils.system_util import IS_WINDOWS from gslib.utils import shim_util class TestMvUnitTests(testcase.GsUtilUnitTestCase): """Unit tests for mv command.""" def test_move_bucket_objects_with_duplicate_names_inter_bucket(self): """Tests moving multiple top-level items between buckets.""" bucket1_uri = self.CreateBucket() self.CreateObject(bucket_uri=bucket1_uri, object_name='dir1/file.txt', contents=b'data') self.CreateObject(bucket_uri=bucket1_uri, object_name='dir2/file.txt', contents=b'data') bucket2_uri = self.CreateBucket() self.RunCommand('mv', [suri(bucket1_uri, '*'), suri(bucket2_uri)]) actual = set( str(u) for u in self._test_wildcard_iterator(suri(bucket2_uri, '**')).IterAll( expand_top_level_buckets=True)) expected = set([ suri(bucket2_uri, 'dir1', 'file.txt'), suri(bucket2_uri, 'dir2', 'file.txt'), ]) self.assertEqual(actual, expected) def test_move_bucket_objects_with_duplicate_names_to_bucket_subdir(self): """Tests moving multiple top-level items between buckets.""" bucket1_uri = self.CreateBucket() self.CreateObject(bucket_uri=bucket1_uri, object_name='dir1/file.txt', contents=b'data') self.CreateObject(bucket_uri=bucket1_uri, object_name='dir2/file.txt', contents=b'data') bucket2_uri = self.CreateBucket() self.RunCommand('mv', [suri(bucket1_uri, '*'), suri(bucket2_uri, 'dir')]) actual = set( str(u) for u in self._test_wildcard_iterator(suri(bucket2_uri, '**')).IterAll( expand_top_level_buckets=True)) expected = set([ suri(bucket2_uri, 'dir', 'dir1', 'file.txt'), suri(bucket2_uri, 'dir', 'dir2', 'file.txt'), ]) self.assertEqual(actual, expected) def test_move_dirs_with_duplicate_file_names_to_bucket(self): """Tests moving multiple top-level items to a bucket.""" bucket_uri = self.CreateBucket() dir_path = self.CreateTempDir(test_files=[ ('dir1', 'file.txt'), ('dir2', 'file.txt'), ]) self.RunCommand('mv', [dir_path + '/*', suri(bucket_uri)]) actual = set( str(u) for u in self._test_wildcard_iterator(suri(bucket_uri, '**')).IterAll( expand_top_level_buckets=True)) expected = set([ suri(bucket_uri, 'dir1', 'file.txt'), suri(bucket_uri, 'dir2', 'file.txt'), ]) self.assertEqual(actual, expected) class TestMvUnitTestsWithShim(testcase.ShimUnitTestBase): """Unit tests for mv command with shim.""" def test_shim_translates_flags(self): bucket_uri = self.CreateBucket() fpath = self.CreateTempFile(contents=b'abcd') with SetBotoConfigForTest([('GSUtil', 'use_gcloud_storage', 'True'), ('GSUtil', 'hidden_shim_mode', 'dry_run')]): with SetEnvironmentForTest({ 'CLOUDSDK_CORE_PASS_CREDENTIALS_TO_GSUTIL': 'True', 'CLOUDSDK_ROOT_DIR': 'fake_dir', }): mock_log_handler = self.RunCommand( 'mv', ['-a', 'public-read', '-U', '-r', '-R', fpath, suri(bucket_uri)], return_log_handler=True) info_lines = '\n'.join(mock_log_handler.messages['info']) self.assertIn( 'Gcloud Storage Command: {} storage mv' ' --predefined-acl publicRead --skip-unsupported {} {}'.format( shim_util._get_gcloud_binary_path('fake_dir'), fpath, suri(bucket_uri)), info_lines) class TestMvE2ETests(testcase.GsUtilIntegrationTestCase): """Integration tests for mv command.""" def test_moving(self): """Tests moving two buckets, one with 2 objects and one with 0 objects.""" bucket1_uri = self.CreateBucket(test_objects=2) self.AssertNObjectsInBucket(bucket1_uri, 2) bucket2_uri = self.CreateBucket() self.AssertNObjectsInBucket(bucket2_uri, 0) # Move two objects from bucket1 to bucket2. objs = [ self.StorageUriCloneReplaceKey(bucket1_uri, key).versionless_uri for key in bucket1_uri.list_bucket() ] cmd = (['-m', 'mv'] + objs + [suri(bucket2_uri)]) stderr = self.RunGsUtil(cmd, return_stderr=True) # Rewrite API may output an additional 'Copying' progress notification. self.assertGreaterEqual( stderr.count('Copying'), 2, 'stderr did not contain 2 "Copying" lines:\n%s' % stderr) self.assertLessEqual( stderr.count('Copying'), 4, 'stderr did not contain <= 4 "Copying" lines:\n%s' % stderr) self.assertEqual( stderr.count('Copying') % 2, 0, 'stderr did not contain even number of "Copying" lines:\n%s' % stderr) self.assertEqual(stderr.count('Removing'), 2, 'stderr did not contain 2 "Removing" lines:\n%s' % stderr) self.AssertNObjectsInBucket(bucket1_uri, 0) self.AssertNObjectsInBucket(bucket2_uri, 2) # Remove one of the objects. objs = [ self.StorageUriCloneReplaceKey(bucket2_uri, key).versionless_uri for key in bucket2_uri.list_bucket() ] obj1 = objs[0] self.RunGsUtil(['rm', obj1]) self.AssertNObjectsInBucket(bucket1_uri, 0) self.AssertNObjectsInBucket(bucket2_uri, 1) # Move the 1 remaining object back. objs = [ suri(self.StorageUriCloneReplaceKey(bucket2_uri, key)) for key in bucket2_uri.list_bucket() ] cmd = (['-m', 'mv'] + objs + [suri(bucket1_uri)]) stderr = self.RunGsUtil(cmd, return_stderr=True) # Rewrite API may output an additional 'Copying' progress notification. self.assertGreaterEqual( stderr.count('Copying'), 1, 'stderr did not contain >= 1 "Copying" lines:\n%s' % stderr) self.assertLessEqual( stderr.count('Copying'), 2, 'stderr did not contain <= 2 "Copying" lines:\n%s' % stderr) self.assertEqual(stderr.count('Removing'), 1) self.AssertNObjectsInBucket(bucket1_uri, 1) self.AssertNObjectsInBucket(bucket2_uri, 0) def test_move_bucket_to_dir(self): """Tests moving a local directory to a bucket.""" bucket_uri = self.CreateBucket(test_objects=2) self.AssertNObjectsInBucket(bucket_uri, 2) tmpdir = self.CreateTempDir() self.RunGsUtil(['mv', suri(bucket_uri, '*'), tmpdir]) dir_list = [] for dirname, _, filenames in os.walk(tmpdir): for filename in filenames: dir_list.append(os.path.join(dirname, filename)) self.assertEqual(len(dir_list), 2) self.AssertNObjectsInBucket(bucket_uri, 0) def test_move_dir_to_bucket(self): """Tests moving a local directory to a bucket.""" bucket_uri = self.CreateBucket() dir_to_move = self.CreateTempDir(test_files=2) self.RunGsUtil(['mv', dir_to_move, suri(bucket_uri)]) self.AssertNObjectsInBucket(bucket_uri, 2) @SequentialAndParallelTransfer def test_stdin_args(self): """Tests mv with the -I option.""" tmpdir = self.CreateTempDir() fpath1 = self.CreateTempFile(tmpdir=tmpdir, contents=b'data1') fpath2 = self.CreateTempFile(tmpdir=tmpdir, contents=b'data2') bucket_uri = self.CreateBucket() self.RunGsUtil(['mv', '-I', suri(bucket_uri)], stdin='\n'.join((fpath1, fpath2))) # Use @Retry as hedge against bucket listing eventual consistency. @Retry(AssertionError, tries=3, timeout_secs=1) def _Check1(): stdout = self.RunGsUtil(['ls', suri(bucket_uri)], return_stdout=True) self.assertIn(os.path.basename(fpath1), stdout) self.assertIn(os.path.basename(fpath2), stdout) self.assertNumLines(stdout, 2) _Check1() def test_mv_no_clobber(self): """Tests mv with the -n option.""" fpath1 = self.CreateTempFile(contents=b'data1') bucket_uri = self.CreateBucket() object_uri = self.CreateObject(bucket_uri=bucket_uri, contents=b'data2') stderr = self.RunGsUtil( ['mv', '-n', fpath1, suri(object_uri)], return_stderr=True) # Copy should be skipped and source file should not be removed. if self._use_gcloud_storage: self.assertIn( 'Skipping existing destination item (no-clobber): %s' % suri(object_uri), stderr) else: self.assertIn('Skipping existing item: %s' % suri(object_uri), stderr) self.assertNotIn('Removing %s' % suri(fpath1), stderr) # Object content should be unchanged. contents = self.RunGsUtil(['cat', suri(object_uri)], return_stdout=True) self.assertEqual(contents, 'data2') @unittest.skipIf(IS_WINDOWS, 'POSIX attributes not available on Windows.') @unittest.skipUnless(UsingCrcmodExtension(), 'Test requires fast crcmod.') def test_mv_preserve_posix_bucket_to_dir_no_errors(self): """Tests use of the -P flag with mv from a bucket to a local dir. Specifically tests combinations of POSIX attributes in metadata that will pass validation. """ bucket_uri = self.CreateBucket() tmpdir = self.CreateTempDir() TestCpMvPOSIXBucketToLocalNoErrors(self, bucket_uri, tmpdir, is_cp=False) @unittest.skipIf(IS_WINDOWS, 'POSIX attributes not available on Windows.') def test_mv_preserve_posix_bucket_to_dir_errors(self): """Tests use of the -P flag with mv from a bucket to a local dir. Specifically, combinations of POSIX attributes in metadata that will fail validation. """ bucket_uri = self.CreateBucket() tmpdir = self.CreateTempDir() obj = self.CreateObject(bucket_uri=bucket_uri, object_name='obj', contents=b'obj') TestCpMvPOSIXBucketToLocalErrors(self, bucket_uri, obj, tmpdir, is_cp=False) @unittest.skipIf(IS_WINDOWS, 'POSIX attributes not available on Windows.') def test_mv_preseve_posix_dir_to_bucket_no_errors(self): """Tests use of the -P flag with mv from a local dir to a bucket.""" bucket_uri = self.CreateBucket() TestCpMvPOSIXLocalToBucketNoErrors(self, bucket_uri, is_cp=False) @SkipForS3('Test is only relevant for gs storage classes.') def test_mv_early_deletion_warning(self): """Tests that mv on a recent nearline object warns about early deletion.""" if self.test_api == ApiSelector.XML: return unittest.skip('boto does not return object storage class') bucket_uri = self.CreateBucket(storage_class='NEARLINE') object_uri = self.CreateObject(bucket_uri=bucket_uri, contents=b'obj') stderr = self.RunGsUtil( ['mv', suri(object_uri), suri(bucket_uri, 'foo')], return_stderr=True) self.assertIn( 'Warning: moving nearline object %s may incur an early deletion ' 'charge, because the original object is less than 30 days old ' 'according to the local system time.' % suri(object_uri), stderr) def test_move_bucket_objects_with_duplicate_names_to_dir(self): """Tests moving multiple top-level items to a bucket.""" bucket_uri = self.CreateBucket() self.CreateObject(bucket_uri=bucket_uri, object_name='dir1/file.txt', contents=b'data') self.CreateObject(bucket_uri=bucket_uri, object_name='dir2/file.txt', contents=b'data') self.AssertNObjectsInBucket(bucket_uri, 2) tmpdir = self.CreateTempDir() self.RunGsUtil(['mv', suri(bucket_uri, '*'), tmpdir]) file_list = [] for dirname, _, filenames in os.walk(tmpdir): for filename in filenames: file_list.append(os.path.join(dirname, filename)) self.assertEqual(len(file_list), 2) self.assertIn('{}{}dir1{}file.txt'.format(tmpdir, os.sep, os.sep), file_list) self.assertIn('{}{}dir2{}file.txt'.format(tmpdir, os.sep, os.sep), file_list) self.AssertNObjectsInBucket(bucket_uri, 0)