~bzr-pqm/bzr/bzr.dev

# Copyright (C) 2005-2011 Canonical Ltd

#

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

"""Black-box tests for bzr export.

"""

from StringIO import StringIO

import os

import stat

import tarfile

import time

import zipfile

from bzrlib import (

    export,

    )

from bzrlib.tests import (

    features,

    TestCaseWithTransport,

    )

from bzrlib.tests.matchers import ContainsNoVfsCalls

class TestExport(TestCaseWithTransport):

    # On Windows, if we fail to set the binary bit, and a '\r' or '\n'

    # ends up in the data stream, we will get corruption. Add a fair amount

    # of random data, to help ensure there is at least one.

    _file_content = ('!\r\n\t\n \r'

        + 'r29trp9i1r8k0e24c2o7mcx2isrlaw7toh1hv2mtst3o1udkl36v9xn2z8kt\n'

          'tvjn7e3i9cj1qs1rw9gcye9w72cbdueiufw8nky7bs08lwggir59d62knecp\n'

          '7s0537r8sg3e8hdnidji49rswo47c3j8190nh8emef2b6j1mf5kdq45nt3f5\n'

          '1sz9u7fuzrm4w8bebre7p62sh5os2nkj2iiyuk9n0w0pjpdulu9k2aajejah\n'

          'ini90ny40qzs12ajuy0ua6l178n93lvy2atqngnntsmtlmqx7yhp0q9a1xr4\n'

          '1n69kgbo6qu9osjpqq83446r00jijtcstzybfqwm1lnt9spnri2j07bt7bbh\n'

          'rf3ejatdxta83te2s0pt9rc4hidgy3d2pc53p4wscdt2b1dfxdj9utf5m17f\n'

          'f03oofcau950o090vyx6m72vfkywo7gp3ajzi6uk02dwqwtumq4r44xx6ho7\n'

          'nhynborjdjep5j53f9548msb7gd3x9a1xveb4s8zfo6cbdw2kdngcrbakwu8\n'

          'ql5a8l94gplkwr7oypw5nt1gj5i3xwadyjfr3lb61tfkz31ba7uda9knb294\n'

          '1azhfta0q3ry9x36lxyanvhp0g5z0t5a0i4wnoc8p4htexi915y1cnw4nznn\n'

          'aj70dvp88ifiblv2bsp98hz570teinj8g472ddxni9ydmazfzwtznbf3hrg6\n'

          '84gigirjt6n2yagf70036m8d73cz0jpcighpjtxsmbgzbxx7nb4ewq6jbgnc\n'

          'hux1b0qtsdi0zfhj6g1otf5jcldmtdvuon8y1ttszkqw3ograwi25yl921hy\n'

          'izgscmfha9xdhxxabs07b40secpw22ah9iwpbmsns6qz0yr6fswto3ft2ez5\n'

          'ngn48pdfxj1pw246drmj1y2ll5af5w7cz849rapzd9ih7qvalw358co0yzrs\n'

          'xan9291d1ivjku4o5gjrsnmllrqwxwy86pcivinbmlnzasa9v3o22lgv4uyd\n'

          'q8kw77bge3hr5rr5kzwjxk223bkmo3z9oju0954undsz8axr3kb3730otrcr\n'

          '9cwhu37htnizdwxmpoc5qmobycfm7ubbykfumv6zgkl6b8zlslwl7a8b81vz\n'

          '3weqkvv5csfza9xvwypr6lo0t03fwp0ihmci3m1muh0lf2u30ze0hjag691j\n'

          '27fjtd3e3zbiin5n2hq21iuo09ukbs73r5rt7vaw6axvoilvdciir9ugjh2c\n'

          'na2b8dr0ptftoyhyxv1iwg661y338e28fhz4xxwgv3hnoe98ydfa1oou45vj\n'

          'ln74oac2keqt0agbylrqhfscin7ireae2bql7z2le823ksy47ud57z8ctomp\n'

          '31s1vwbczdjwqp0o2jc7mkrurvzg8mj2zwcn2iily4gcl4sy4fsh4rignlyz\n')

    def make_basic_tree(self):

        tree = self.make_branch_and_tree('tree')

        self.build_tree_contents([('tree/a', self._file_content)])

        tree.add('a')

        tree.commit('1')

        return tree

    def make_tree_with_extra_bzr_files(self):

        tree = self.make_basic_tree()

        self.build_tree_contents([('tree/.bzrrules', '')])

        self.build_tree(['tree/.bzr-adir/', 'tree/.bzr-adir/afile'])

        tree.add(['.bzrrules', '.bzr-adir/', '.bzr-adir/afile'])

        self.run_bzr('ignore something -d tree')

        tree.commit('2')

        return tree

    def test_tar_export_ignores_bzr(self):

        tree = self.make_tree_with_extra_bzr_files()

        self.assertTrue(tree.has_filename('.bzrignore'))

        self.assertTrue(tree.has_filename('.bzrrules'))

        self.assertTrue(tree.has_filename('.bzr-adir'))

        self.assertTrue(tree.has_filename('.bzr-adir/afile'))

        self.run_bzr('export test.tar.gz -d tree')

        ball = tarfile.open('test.tar.gz')

        # Make sure the tarball contains 'a', but does not contain

        # '.bzrignore'.

        self.assertEqual(['test/a'],

                         sorted(ball.getnames()))

    def test_tar_export_unicode_filename(self):

        self.requireFeature(features.UnicodeFilenameFeature)

        tree = self.make_branch_and_tree('tar')

        # FIXME: using fname = u'\xe5.txt' below triggers a bug revealed since

        # bzr.dev revno 4216 but more related to OSX/working trees/unicode than

        # export itself --vila 20090406

        fname = u'\N{Euro Sign}.txt'

        self.build_tree(['tar/' + fname])

        tree.add([fname])

        tree.commit('first')

        self.run_bzr('export test.tar -d tar')

        ball = tarfile.open('test.tar')

        # all paths are prefixed with the base name of the tarball

        self.assertEqual(['test/' + fname.encode('utf8')],

                         sorted(ball.getnames()))

    def test_tar_export_unicode_basedir(self):

        """Test for bug #413406"""

        self.requireFeature(features.UnicodeFilenameFeature)

        basedir = u'\N{euro sign}'

        os.mkdir(basedir)

        self.run_bzr(['init', basedir])

        self.run_bzr(['export', '--format', 'tgz', u'test.tar.gz',

                      '-d', basedir])

    def test_zip_export_ignores_bzr(self):

        tree = self.make_tree_with_extra_bzr_files()

        self.assertTrue(tree.has_filename('.bzrignore'))

        self.assertTrue(tree.has_filename('.bzrrules'))

        self.assertTrue(tree.has_filename('.bzr-adir'))

        self.assertTrue(tree.has_filename('.bzr-adir/afile'))

        self.run_bzr('export test.zip -d tree')

        zfile = zipfile.ZipFile('test.zip')

        # Make sure the zipfile contains 'a', but does not contain

        # '.bzrignore'.

        self.assertEqual(['test/a'], sorted(zfile.namelist()))

    # TODO: This really looks like something that should be using permutation

    #       testing. Though the actual setup and teardown functions are pretty

    #       different for each

    def assertZipANameAndContent(self, zfile, root=''):

        """The file should only contain name 'a' and _file_content"""

        fname = root + 'a'

        self.assertEqual([fname], sorted(zfile.namelist()))

        zfile.testzip()

        self.assertEqualDiff(self._file_content, zfile.read(fname))

    def test_zip_export_stdout(self):

        tree = self.make_basic_tree()

        contents = self.run_bzr('export -d tree --format=zip -')[0]

        self.assertZipANameAndContent(zipfile.ZipFile(StringIO(contents)))

    def test_zip_export_file(self):

        tree = self.make_basic_tree()

        self.run_bzr('export -d tree test.zip')

        self.assertZipANameAndContent(zipfile.ZipFile('test.zip'),

                                      root='test/')

    def assertTarANameAndContent(self, ball, root=''):

        fname = root + 'a'

        tar_info = ball.next()

        self.assertEqual(fname, tar_info.name)

        self.assertEqual(tarfile.REGTYPE, tar_info.type)

        self.assertEqual(len(self._file_content), tar_info.size)

        f = ball.extractfile(tar_info)

        if self._file_content != f.read():

            self.fail('File content has been corrupted.'

                      ' Check that all streams are handled in binary mode.')

        # There should be no other files in the tarball

        self.assertIs(None, ball.next())

    def run_tar_export_disk_and_stdout(self, extension, tarfile_flags):

        tree = self.make_basic_tree()

        fname = 'test.%s' % (extension,)

        self.run_bzr('export -d tree %s' % (fname,))

        mode = 'r|%s' % (tarfile_flags,)

        ball = tarfile.open(fname, mode=mode)

        self.assertTarANameAndContent(ball, root='test/')

        content = self.run_bzr('export -d tree --format=%s -' % (extension,))[0]

        ball = tarfile.open(mode=mode, fileobj=StringIO(content))

        self.assertTarANameAndContent(ball, root='')

    def test_tar_export(self):

        self.run_tar_export_disk_and_stdout('tar', '')

    def test_tgz_export(self):

        self.run_tar_export_disk_and_stdout('tgz', 'gz')

    def test_tbz2_export(self):

        self.run_tar_export_disk_and_stdout('tbz2', 'bz2')

    def test_zip_export_unicode(self):

        self.requireFeature(features.UnicodeFilenameFeature)

        tree = self.make_branch_and_tree('zip')

        fname = u'\N{Euro Sign}.txt'

        self.build_tree(['zip/' + fname])

        tree.add([fname])

        tree.commit('first')

        os.chdir('zip')

        self.run_bzr('export test.zip')

        zfile = zipfile.ZipFile('test.zip')

        # all paths are prefixed with the base name of the zipfile

        self.assertEqual(['test/' + fname.encode('utf8')],

                         sorted(zfile.namelist()))

    def test_zip_export_directories(self):

        tree = self.make_branch_and_tree('zip')

        self.build_tree(['zip/a', 'zip/b/', 'zip/b/c', 'zip/d/'])

        tree.add(['a', 'b', 'b/c', 'd'])

        tree.commit('init')

        os.chdir('zip')

        self.run_bzr('export test.zip')

        zfile = zipfile.ZipFile('test.zip')

        names = sorted(zfile.namelist())

        # even on win32, zipfile.ZipFile changes all names to use

        # forward slashes

        self.assertEqual(['test/a', 'test/b/', 'test/b/c', 'test/d/'], names)

        file_attr = stat.S_IFREG | export.zip_exporter.FILE_PERMISSIONS

        dir_attr = (stat.S_IFDIR | export.zip_exporter.ZIP_DIRECTORY_BIT |

                    export.zip_exporter.DIR_PERMISSIONS)

        a_info = zfile.getinfo(names[0])

        self.assertEqual(file_attr, a_info.external_attr)

        b_info = zfile.getinfo(names[1])

        self.assertEqual(dir_attr, b_info.external_attr)

        c_info = zfile.getinfo(names[2])

        self.assertEqual(file_attr, c_info.external_attr)

        d_info = zfile.getinfo(names[3])

        self.assertEqual(dir_attr, d_info.external_attr)

    def test_dir_export(self):

        tree = self.make_branch_and_tree('dir')

        self.build_tree(['dir/a'])

        tree.add('a')

        self.build_tree_contents([('dir/.bzrrules', '')])

        tree.add('.bzrrules')

        self.build_tree(['dir/.bzr-adir/', 'dir/.bzr-adir/afile'])

        tree.add(['.bzr-adir/', '.bzr-adir/afile'])

        os.chdir('dir')

        self.run_bzr('ignore something')

        tree.commit('1')

        self.assertTrue(tree.has_filename('.bzrignore'))

        self.assertTrue(tree.has_filename('.bzrrules'))

        self.assertTrue(tree.has_filename('.bzr-adir'))

        self.assertTrue(tree.has_filename('.bzr-adir/afile'))

        self.run_bzr('export direxport')

        files = sorted(os.listdir('direxport'))

        # Make sure the exported directory contains 'a', but does not contain

        # '.bzrignore'.

        self.assertEqual(['a'], files)

    def example_branch(self):

        """Create a branch a 'branch' containing hello and goodbye."""

        tree = self.make_branch_and_tree('branch')

        self.build_tree_contents([('branch/hello', 'foo')])

        tree.add('hello')

        tree.commit('setup')

        self.build_tree_contents([('branch/goodbye', 'baz')])

        tree.add('goodbye')

        tree.commit('setup')

        return tree

    def test_basic_directory_export(self):

        self.example_branch()

        os.chdir('branch')

        # Directory exports

        self.run_bzr('export ../latest')

        self.assertEqual(['goodbye', 'hello'], sorted(os.listdir('../latest')))

        self.check_file_contents('../latest/goodbye', 'baz')

        self.run_bzr('export ../first -r 1')

        self.assertEqual(['hello'], sorted(os.listdir('../first')))

        self.check_file_contents('../first/hello', 'foo')

        # Even with .gz and .bz2 it is still a directory

        self.run_bzr('export ../first.gz -r 1')

        self.check_file_contents('../first.gz/hello', 'foo')

        self.run_bzr('export ../first.bz2 -r 1')

        self.check_file_contents('../first.bz2/hello', 'foo')

    def test_basic_tarfile_export(self):

        self.example_branch()

        os.chdir('branch')

        self.run_bzr('export ../first.tar -r 1')

        self.assertTrue(os.path.isfile('../first.tar'))

        tf = tarfile.open('../first.tar')

        try:

            self.assertEqual(['first/hello'], sorted(tf.getnames()))

            self.assertEqual('foo', tf.extractfile('first/hello').read())

        finally:

            tf.close()

        self.run_bzr('export ../first.tar.gz -r 1')

        self.assertTrue(os.path.isfile('../first.tar.gz'))

        self.run_bzr('export ../first.tbz2 -r 1')

        self.assertTrue(os.path.isfile('../first.tbz2'))

        self.run_bzr('export ../first.tar.bz2 -r 1')

        self.assertTrue(os.path.isfile('../first.tar.bz2'))

        self.run_bzr('export ../first.tar.tbz2 -r 1')

        self.assertTrue(os.path.isfile('../first.tar.tbz2'))

        tf = tarfile.open('../first.tar.tbz2', 'r:bz2')

        try:

            self.assertEqual(['first.tar/hello'], sorted(tf.getnames()))

            self.assertEqual('foo', tf.extractfile('first.tar/hello').read())

        finally:

            tf.close()

        self.run_bzr('export ../first2.tar -r 1 --root pizza')

        tf = tarfile.open('../first2.tar')

        try:

            self.assertEqual(['pizza/hello'], sorted(tf.getnames()))

            self.assertEqual('foo', tf.extractfile('pizza/hello').read())

        finally:

            tf.close()

    def test_basic_zipfile_export(self):

        self.example_branch()

        os.chdir('branch')

        self.run_bzr('export ../first.zip -r 1')

        self.assertPathExists('../first.zip')

        zf = zipfile.ZipFile('../first.zip')

        try:

            self.assertEqual(['first/hello'], sorted(zf.namelist()))

            self.assertEqual('foo', zf.read('first/hello'))

        finally:

            zf.close()

        self.run_bzr('export ../first2.zip -r 1 --root pizza')

        zf = zipfile.ZipFile('../first2.zip')

        try:

            self.assertEqual(['pizza/hello'], sorted(zf.namelist()))

            self.assertEqual('foo', zf.read('pizza/hello'))

        finally:

            zf.close()

        self.run_bzr('export ../first-zip --format=zip -r 1')

        zf = zipfile.ZipFile('../first-zip')

        try:

            self.assertEqual(['first-zip/hello'], sorted(zf.namelist()))

            self.assertEqual('foo', zf.read('first-zip/hello'))

        finally:

            zf.close()

    def test_export_from_outside_branch(self):

        self.example_branch()

        # Use directory exports to test stating the branch location

        self.run_bzr('export latest branch')

        self.assertEqual(['goodbye', 'hello'], sorted(os.listdir('latest')))

        self.check_file_contents('latest/goodbye', 'baz')

        self.run_bzr('export first -r 1 branch')

        self.assertEqual(['hello'], sorted(os.listdir('first')))

        self.check_file_contents('first/hello', 'foo')

    def test_export_partial_tree(self):

        tree = self.example_branch()

        self.build_tree(['branch/subdir/', 'branch/subdir/foo.txt'])

        tree.smart_add(['branch'])

        tree.commit('more setup')

        out, err = self.run_bzr('export exported branch/subdir')

        self.assertEqual(['foo.txt'], os.listdir('exported'))

    def test_dir_export_per_file_timestamps(self):

        tree = self.example_branch()

        self.build_tree_contents([('branch/har', 'foo')])

        tree.add('har')

        # Earliest allowable date on FAT32 filesystems is 1980-01-01

        tree.commit('setup', timestamp=315532800)

        self.run_bzr('export --per-file-timestamps t branch')

        har_st = os.stat('t/har')

        self.assertEquals(315532800, har_st.st_mtime)

    def test_dir_export_partial_tree_per_file_timestamps(self):

        tree = self.example_branch()

        self.build_tree(['branch/subdir/', 'branch/subdir/foo.txt'])

        tree.smart_add(['branch'])

        # Earliest allowable date on FAT32 filesystems is 1980-01-01

        tree.commit('setup', timestamp=315532800)

        self.run_bzr('export --per-file-timestamps tpart branch/subdir')

        foo_st = os.stat('tpart/foo.txt')

        self.assertEquals(315532800, foo_st.st_mtime)

    def test_export_directory(self):

        """Test --directory option"""

        self.example_branch()

        self.run_bzr(['export', '--directory=branch', 'latest'])

        self.assertEqual(['goodbye', 'hello'], sorted(os.listdir('latest')))

        self.check_file_contents('latest/goodbye', 'baz')

    def test_export_uncommitted(self):

        """Test --uncommitted option"""

        self.example_branch()

        os.chdir('branch')

        self.build_tree_contents([('goodbye', 'uncommitted data')])

        self.run_bzr(['export', '--uncommitted', 'latest'])

        self.check_file_contents('latest/goodbye', 'uncommitted data')

    def test_export_uncommitted_no_tree(self):

        """Test --uncommitted option only works with a working tree."""

        tree = self.example_branch()

        tree.bzrdir.destroy_workingtree()

        os.chdir('branch')

        self.run_bzr_error(

            ['bzr: ERROR: --uncommitted requires a working tree'],

            'export --uncommitted latest')

    def test_zip_export_per_file_timestamps(self):

        tree = self.example_branch()

        self.build_tree_contents([('branch/har', 'foo')])

        tree.add('har')

        # Earliest allowable date on FAT32 filesystems is 1980-01-01

        timestamp = 347151600

        tree.commit('setup', timestamp=timestamp)

        self.run_bzr('export --per-file-timestamps test.zip branch')

        zfile = zipfile.ZipFile('test.zip')

        info = zfile.getinfo("test/har")

        self.assertEquals(time.localtime(timestamp)[:6], info.date_time)

class TestSmartServerExport(TestCaseWithTransport):

    def test_simple_export(self):

        self.setup_smart_server_with_call_log()

        t = self.make_branch_and_tree('branch')

        self.build_tree_contents([('branch/foo', 'thecontents')])

        t.add("foo")

        t.commit("message")

        self.reset_smart_call_log()

        out, err = self.run_bzr(['export', "foo.tar.gz", self.get_url('branch')])

        # This figure represent the amount of work to perform this use case. It

        # is entirely ok to reduce this number if a test fails due to rpc_count

        # being too low. If rpc_count increases, more network roundtrips have

        # become necessary for this use case. Please do not adjust this number

        # upwards without agreement from bzr's network support maintainers.

        self.assertLength(7, self.hpss_calls)

        self.assertThat(self.hpss_calls, ContainsNoVfsCalls)