[catapult] - Copy Telemetry's gsutilz over to third_party.

third_party/gsutil/gslib/tests/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
+
+import os
+
+import gslib.tests.testcase as testcase
+from gslib.tests.util import ObjectToURI as suri
+from gslib.tests.util import PerformsFileToObjectUpload
+from gslib.util import Retry
+
+
+class TestMv(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 = [bucket1_uri.clone_replace_key(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)
+    self.assertLessEqual(stderr.count('Copying'), 4)
+    self.assertEqual(stderr.count('Copying') % 2, 0)
+    self.assertEqual(stderr.count('Removing'), 2)
+
+    self.AssertNObjectsInBucket(bucket1_uri, 0)
+    self.AssertNObjectsInBucket(bucket2_uri, 2)
+
+    # Remove one of the objects.
+    objs = [bucket2_uri.clone_replace_key(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(bucket2_uri.clone_replace_key(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)
+    self.assertLessEqual(stderr.count('Copying'), 2)
+    self.assertEqual(stderr.count('Removing'), 1)
+
+    self.AssertNObjectsInBucket(bucket1_uri, 1)
+    self.AssertNObjectsInBucket(bucket2_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)
+
+  @PerformsFileToObjectUpload
+  def test_stdin_args(self):
+    """Tests mv with the -I option."""
+    tmpdir = self.CreateTempDir()
+    fpath1 = self.CreateTempFile(tmpdir=tmpdir, contents='data1')
+    fpath2 = self.CreateTempFile(tmpdir=tmpdir, contents='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='data1')
+    bucket_uri = self.CreateBucket()
+    object_uri = self.CreateObject(bucket_uri=bucket_uri, contents='data2')
+    stderr = self.RunGsUtil(['mv', '-n', fpath1, suri(object_uri)],
+                            return_stderr=True)
+    # Copy should be skipped and source file should not be removed.
+    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')
+