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# Copyright (C) 2009, 2010, 2011, 2016 Canonical Ltd
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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"""Tests for bzrlib.export."""
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from cStringIO import StringIO
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from bzrlib.export import get_root_name
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from bzrlib.export.tar_exporter import export_tarball_generator
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from bzrlib.tests import features
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class TestDirExport(tests.TestCaseWithTransport):
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def test_missing_file(self):
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self.build_tree(['a/', 'a/b', 'a/c'])
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wt = self.make_branch_and_tree('.')
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wt.add(['a', 'a/b', 'a/c'])
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export.export(wt, 'target', format="dir")
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self.assertPathExists('target/a/b')
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self.assertPathDoesNotExist('target/a/c')
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wt = self.make_branch_and_tree('.')
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export.export(wt, 'target', format="dir")
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self.assertEqual([], os.listdir("target"))
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def test_symlink(self):
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self.requireFeature(features.SymlinkFeature)
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wt = self.make_branch_and_tree('.')
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os.symlink('source', 'link')
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export.export(wt, 'target', format="dir")
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self.assertPathExists('target/link')
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def test_to_existing_empty_dir_success(self):
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self.build_tree(['source/', 'source/a', 'source/b/', 'source/b/c'])
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wt = self.make_branch_and_tree('source')
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wt.add(['a', 'b', 'b/c'])
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self.build_tree(['target/'])
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export.export(wt, 'target', format="dir")
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self.assertPathExists('target/a')
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self.assertPathExists('target/b')
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self.assertPathExists('target/b/c')
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def test_empty_subdir(self):
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self.build_tree(['source/', 'source/a', 'source/b/', 'source/b/c'])
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wt = self.make_branch_and_tree('source')
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wt.add(['a', 'b', 'b/c'])
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self.build_tree(['target/'])
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export.export(wt, 'target', format="dir", subdir='')
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self.assertPathExists('target/a')
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self.assertPathExists('target/b')
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self.assertPathExists('target/b/c')
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def test_to_existing_nonempty_dir_fail(self):
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self.build_tree(['source/', 'source/a', 'source/b/', 'source/b/c'])
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wt = self.make_branch_and_tree('source')
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wt.add(['a', 'b', 'b/c'])
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self.build_tree(['target/', 'target/foo'])
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self.assertRaises(errors.BzrError,
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export.export, wt, 'target', format="dir")
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def test_existing_single_file(self):
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'dir1/', 'dir1/dir2/', 'dir1/first', 'dir1/dir2/second'])
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wtree = self.make_branch_and_tree('dir1')
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wtree.add(['dir2', 'first', 'dir2/second'])
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export.export(wtree, 'target1', format='dir', subdir='first')
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self.assertPathExists('target1/first')
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export.export(wtree, 'target2', format='dir', subdir='dir2/second')
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self.assertPathExists('target2/second')
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def test_files_same_timestamp(self):
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builder = self.make_branch_builder('source')
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builder.start_series()
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builder.build_snapshot(None, None, [
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('add', ('', 'root-id', 'directory', '')),
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('add', ('a', 'a-id', 'file', 'content\n'))])
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builder.build_snapshot(None, None, [
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('add', ('b', 'b-id', 'file', 'content\n'))])
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builder.finish_series()
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b = builder.get_branch()
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self.addCleanup(b.unlock)
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tree = b.basis_tree()
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orig_iter_files_bytes = tree.iter_files_bytes
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# Make iter_files_bytes slower, so we provoke mtime skew
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def iter_files_bytes(to_fetch):
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for thing in orig_iter_files_bytes(to_fetch):
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tree.iter_files_bytes = iter_files_bytes
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export.export(tree, 'target', format='dir')
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t = self.get_transport('target')
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# All files must be given the same mtime.
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self.assertEqual(st_a.st_mtime, st_b.st_mtime)
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def test_files_per_file_timestamps(self):
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builder = self.make_branch_builder('source')
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builder.start_series()
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# Earliest allowable date on FAT32 filesystems is 1980-01-01
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a_time = time.mktime((1999, 12, 12, 0, 0, 0, 0, 0, 0))
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b_time = time.mktime((1980, 01, 01, 0, 0, 0, 0, 0, 0))
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builder.build_snapshot(None, None, [
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('add', ('', 'root-id', 'directory', '')),
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('add', ('a', 'a-id', 'file', 'content\n'))],
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builder.build_snapshot(None, None, [
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('add', ('b', 'b-id', 'file', 'content\n'))],
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builder.finish_series()
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b = builder.get_branch()
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self.addCleanup(b.unlock)
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tree = b.basis_tree()
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export.export(tree, 'target', format='dir', per_file_timestamps=True)
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t = self.get_transport('target')
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self.assertEqual(a_time, t.stat('a').st_mtime)
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self.assertEqual(b_time, t.stat('b').st_mtime)
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def test_subdir_files_per_timestamps(self):
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builder = self.make_branch_builder('source')
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builder.start_series()
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foo_time = time.mktime((1999, 12, 12, 0, 0, 0, 0, 0, 0))
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builder.build_snapshot(None, None, [
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('add', ('', 'root-id', 'directory', '')),
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('add', ('subdir', 'subdir-id', 'directory', '')),
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('add', ('subdir/foo.txt', 'foo-id', 'file', 'content\n'))],
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builder.finish_series()
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b = builder.get_branch()
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self.addCleanup(b.unlock)
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tree = b.basis_tree()
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export.export(tree, 'target', format='dir', subdir='subdir',
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per_file_timestamps=True)
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t = self.get_transport('target')
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self.assertEqual(foo_time, t.stat('foo.txt').st_mtime)
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class TarExporterTests(tests.TestCaseWithTransport):
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self.requireFeature(features.lzma)
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wt = self.make_branch_and_tree('.')
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self.build_tree(['a'])
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export.export(wt, 'target.tar.xz', format="txz")
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tf = tarfile.open(fileobj=lzma.LZMAFile('target.tar.xz'))
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self.assertEqual(["target/a"], tf.getnames())
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self.requireFeature(features.lzma)
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wt = self.make_branch_and_tree('.')
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self.build_tree(['a'])
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export.export(wt, 'target.tar.lzma', format="tlzma")
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tf = tarfile.open(fileobj=lzma.LZMAFile('target.tar.lzma'))
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self.assertEqual(["target/a"], tf.getnames())
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wt = self.make_branch_and_tree('.')
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self.build_tree(['a'])
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export.export(wt, 'target.tar.gz', format="tgz")
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tf = tarfile.open('target.tar.gz')
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self.assertEqual(["target/a"], tf.getnames())
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def test_tgz_ignores_dest_path(self):
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# The target path should not be a part of the target file.
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wt = self.make_branch_and_tree('.')
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self.build_tree(['a'])
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export.export(wt, 'testdir1/target.tar.gz', format="tgz",
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per_file_timestamps=True)
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export.export(wt, 'testdir2/target.tar.gz', format="tgz",
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per_file_timestamps=True)
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file1 = open('testdir1/target.tar.gz', 'r')
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self.addCleanup(file1.close)
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file2 = open('testdir1/target.tar.gz', 'r')
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self.addCleanup(file2.close)
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content1 = file1.read()
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content2 = file2.read()
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self.assertEqualDiff(content1, content2)
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# the gzip module doesn't have a way to read back to the original
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# filename, but it's stored as-is in the tarfile.
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self.assertFalse("testdir1" in content1)
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self.assertFalse("target.tar.gz" in content1)
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self.assertTrue("target.tar" in content1)
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wt = self.make_branch_and_tree('.')
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self.build_tree(['a'])
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export.export(wt, 'target.tar.bz2', format="tbz2")
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tf = tarfile.open('target.tar.bz2')
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self.assertEqual(["target/a"], tf.getnames())
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def test_xz_stdout(self):
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wt = self.make_branch_and_tree('.')
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self.assertRaises(errors.BzrError, export.export, wt, '-',
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def test_export_tarball_generator(self):
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wt = self.make_branch_and_tree('.')
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self.build_tree(['a'])
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wt.commit("1", timestamp=42)
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ball = tarfile.open(None, "w|", target)
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for _ in export_tarball_generator(wt, ball, "bar"):
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# Ball should now be closed.
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ball2 = tarfile.open(None, "r", target)
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self.addCleanup(ball2.close)
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self.assertEqual(["bar/a"], ball2.getnames())
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class ZipExporterTests(tests.TestCaseWithTransport):
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def test_per_file_timestamps(self):
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tree = self.make_branch_and_tree('.')
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self.build_tree_contents([('har', 'foo')])
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# Earliest allowable date on FAT32 filesystems is 1980-01-01
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timestamp = 347151600
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tree.commit('setup', timestamp=timestamp)
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export.export(tree.basis_tree(), 'test.zip', format='zip',
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per_file_timestamps=True)
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zfile = zipfile.ZipFile('test.zip')
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info = zfile.getinfo("test/har")
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self.assertEqual(time.localtime(timestamp)[:6], info.date_time)
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class RootNameTests(tests.TestCase):
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def test_root_name(self):
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self.assertEqual('mytest', get_root_name('../mytest.tar'))
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self.assertEqual('mytar', get_root_name('mytar.tar'))
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self.assertEqual('mytar', get_root_name('mytar.tar.bz2'))
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self.assertEqual('tar.tar.tar', get_root_name('tar.tar.tar.tgz'))
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self.assertEqual('bzr-0.0.5', get_root_name('bzr-0.0.5.tar.gz'))
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self.assertEqual('bzr-0.0.5', get_root_name('bzr-0.0.5.zip'))
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self.assertEqual('bzr-0.0.5', get_root_name('bzr-0.0.5'))
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self.assertEqual('mytar', get_root_name('a/long/path/mytar.tgz'))
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self.assertEqual('other',
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get_root_name('../parent/../dir/other.tbz2'))
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self.assertEqual('', get_root_name('-'))