← Back to branch summary

~bzr-pqm/bzr/bzr.dev

« back to all changes in this revision

Viewing changes to bzrlib/tests/test_read_bundle.py

Create new post_connect hook for transports

Show diffs side-by-side

added added

removed removed

Lines of Context:
bzrlib/tests/test_read_bundle.py
 
1
# Copyright (C) 2006 Canonical Ltd
 
2
#
 
3
# This program is free software; you can redistribute it and/or modify
 
4
# it under the terms of the GNU General Public License as published by
 
5
# the Free Software Foundation; either version 2 of the License, or
 
6
# (at your option) any later version.
 
7
#
 
8
# This program is distributed in the hope that it will be useful,
 
9
# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
10
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
11
# GNU General Public License for more details.
 
12
#
 
13
# You should have received a copy of the GNU General Public License
 
14
# along with this program; if not, write to the Free Software
 
15
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
16
 
 
17
"""Test read_bundle works properly across various transports."""
 
18
 
 
19
import cStringIO
 
20
import os
 
21
 
 
22
import bzrlib.bundle
 
23
from bzrlib.bundle.serializer import write_bundle
 
24
import bzrlib.bzrdir
 
25
import bzrlib.errors as errors
 
26
from bzrlib.symbol_versioning import deprecated_in
 
27
from bzrlib import tests
 
28
from bzrlib.tests.test_transport import TestTransportImplementation
 
29
from bzrlib.tests.per_transport import transport_test_permutations
 
30
import bzrlib.transport
 
31
from bzrlib.transport.memory import MemoryTransport
 
32
import bzrlib.urlutils
 
33
 
 
34
 
 
35
def load_tests(standard_tests, module, loader):
 
36
    """Multiply tests for tranport implementations."""
 
37
    transport_tests, remaining_tests = tests.split_suite_by_condition(
 
38
        standard_tests,
 
39
        tests.condition_isinstance(TestReadMergeableBundleFromURL))
 
40
    return tests.multiply_tests(transport_tests, transport_test_permutations(),
 
41
        remaining_tests)
 
42
 
 
43
 
 
44
def create_bundle_file(test_case):
 
45
    test_case.build_tree(['tree/', 'tree/a', 'tree/subdir/'])
 
46
 
 
47
    format = bzrlib.bzrdir.BzrDirFormat.get_default_format()
 
48
 
 
49
    bzrdir = format.initialize('tree')
 
50
    repo = bzrdir.create_repository()
 
51
    branch = repo.bzrdir.create_branch()
 
52
    wt = branch.bzrdir.create_workingtree()
 
53
 
 
54
    wt.add(['a', 'subdir/'])
 
55
    wt.commit('new project', rev_id='commit-1')
 
56
 
 
57
    out = cStringIO.StringIO()
 
58
    rev_ids = write_bundle(wt.branch.repository,
 
59
                           wt.get_parent_ids()[0], 'null:', out)
 
60
    out.seek(0)
 
61
    return out, wt
 
62
 
 
63
 
 
64
class TestReadMergeableBundleFromURL(TestTransportImplementation):
 
65
    """Test that read_bundle works properly across multiple transports"""
 
66
 
 
67
    def setUp(self):
 
68
        super(TestReadMergeableBundleFromURL, self).setUp()
 
69
        self.bundle_name = 'test_bundle'
 
70
        # read_mergeable_from_url will invoke get_transport which may *not*
 
71
        # respect self._transport (i.e. returns a transport that is different
 
72
        # from the one we want to test, so we must inject a correct transport
 
73
        # into possible_transports first).
 
74
        self.possible_transports = [self.get_transport(self.bundle_name)]
 
75
        self._captureVar('BZR_NO_SMART_VFS', None)
 
76
        wt = self.create_test_bundle()
 
77
 
 
78
    def read_mergeable_from_url(self, url):
 
79
        return bzrlib.bundle.read_mergeable_from_url(
 
80
            url, possible_transports=self.possible_transports)
 
81
 
 
82
    def get_url(self, relpath=''):
 
83
        return bzrlib.urlutils.join(self._server.get_url(), relpath)
 
84
 
 
85
    def create_test_bundle(self):
 
86
        out, wt = create_bundle_file(self)
 
87
        if self.get_transport().is_readonly():
 
88
            self.build_tree_contents([(self.bundle_name, out.getvalue())])
 
89
        else:
 
90
            self.get_transport().put_file(self.bundle_name, out)
 
91
            self.log('Put to: %s', self.get_url(self.bundle_name))
 
92
        return wt
 
93
 
 
94
    def test_read_mergeable_from_url(self):
 
95
        info = self.read_mergeable_from_url(
 
96
            unicode(self.get_url(self.bundle_name)))
 
97
        revision = info.real_revisions[-1]
 
98
        self.assertEqual('commit-1', revision.revision_id)
 
99
 
 
100
    def test_read_fail(self):
 
101
        # Trying to read from a directory, or non-bundle file
 
102
        # should fail with NotABundle
 
103
        self.assertRaises(errors.NotABundle,
 
104
                          self.read_mergeable_from_url, self.get_url('tree'))
 
105
        self.assertRaises(errors.NotABundle,
 
106
                          self.read_mergeable_from_url, self.get_url('tree/a'))
 
107
 
 
108
    def test_read_mergeable_respects_possible_transports(self):
 
109
        if not isinstance(self.get_transport(self.bundle_name),
 
110
                          bzrlib.transport.ConnectedTransport):
 
111
            # There is no point testing transport reuse for not connected
 
112
            # transports (the test will fail even).
 
113
            raise tests.TestSkipped(
 
114
                'Need a ConnectedTransport to test transport reuse')
 
115
        url = unicode(self.get_url(self.bundle_name))
 
116
        info = self.read_mergeable_from_url(url)
 
117
        self.assertEqual(1, len(self.possible_transports))