~bzr-pqm/bzr/bzr.dev

# Copyright (C) 2009, 2010 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

import os

import time

from bzrlib import (

    errors,

    export,

    tests,

    )

class TestExport(tests.TestCaseWithTransport):

    def test_dir_export_missing_file(self):

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

        wt = self.make_branch_and_tree('.')

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

        os.unlink('a/c')

        export.export(wt, 'target', format="dir")

        self.failUnlessExists('target/a/b')

        self.failIfExists('target/a/c')

    def test_dir_export_symlink(self):

        self.requireFeature(tests.SymlinkFeature)

        wt = self.make_branch_and_tree('.')

        os.symlink('source', 'link')

        wt.add(['link'])

        export.export(wt, 'target', format="dir")

        self.failUnlessExists('target/link')

    def test_dir_export_to_existing_empty_dir_success(self):

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

        wt = self.make_branch_and_tree('source')

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

        wt.commit('1')

        self.build_tree(['target/'])

        export.export(wt, 'target', format="dir")

        self.failUnlessExists('target/a')

        self.failUnlessExists('target/b')

        self.failUnlessExists('target/b/c')

    def test_dir_export_to_existing_nonempty_dir_fail(self):

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

        wt = self.make_branch_and_tree('source')

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

        wt.commit('1')

        self.build_tree(['target/', 'target/foo'])

        self.assertRaises(errors.BzrError, export.export, wt, 'target', format="dir")

    def test_dir_export_existing_single_file(self):

        self.build_tree(['dir1/', 'dir1/dir2/', 'dir1/first', 'dir1/dir2/second'])

        wtree = self.make_branch_and_tree('dir1')

        wtree.add(['dir2', 'first', 'dir2/second'])

        wtree.commit('1')

        export.export(wtree, 'target1', format='dir', subdir='first')

        self.failUnlessExists('target1/first')

        export.export(wtree, 'target2', format='dir', subdir='dir2/second')

        self.failUnlessExists('target2/second')

    def test_dir_export_files_same_timestamp(self):

        builder = self.make_branch_builder('source')

        builder.start_series()

        builder.build_snapshot(None, None, [

            ('add', ('', 'root-id', 'directory', '')),

            ('add', ('a', 'a-id', 'file', 'content\n'))])

        builder.build_snapshot(None, None, [

            ('add', ('b', 'b-id', 'file', 'content\n'))])

        builder.finish_series()

        b = builder.get_branch()

        b.lock_read()

        self.addCleanup(b.unlock)

        tree = b.basis_tree()

        orig_iter_files_bytes = tree.iter_files_bytes

        # Make iter_files_bytes slower, so we provoke mtime skew

        def iter_files_bytes(to_fetch):

            for thing in orig_iter_files_bytes(to_fetch):

                yield thing

                time.sleep(1)

        tree.iter_files_bytes = iter_files_bytes

        export.export(tree, 'target', format='dir')

        t = self.get_transport('target')

        st_a = t.stat('a')

        st_b = t.stat('b')

        # All files must be given the same mtime.

        self.assertEqual(st_a.st_mtime, st_b.st_mtime)

    def test_dir_export_files_per_file_timestamps(self):

        builder = self.make_branch_builder('source')

        builder.start_series()

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

        a_time = time.mktime((1999, 12, 12, 0, 0, 0, 0, 0, 0))

        b_time = time.mktime((1980, 01, 01, 0, 0, 0, 0, 0, 0))

        builder.build_snapshot(None, None, [

            ('add', ('', 'root-id', 'directory', '')),

            ('add', ('a', 'a-id', 'file', 'content\n'))],

            timestamp=a_time)

        builder.build_snapshot(None, None, [

            ('add', ('b', 'b-id', 'file', 'content\n'))],

            timestamp=b_time)

        builder.finish_series()

        b = builder.get_branch()

        b.lock_read()

        self.addCleanup(b.unlock)

        tree = b.basis_tree()

        export.export(tree, 'target', format='dir', per_file_timestamps=True)

        t = self.get_transport('target')

        self.assertEqual(a_time, t.stat('a').st_mtime)

        self.assertEqual(b_time, t.stat('b').st_mtime)