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  • Committer: Robert Collins
  • Date: 2005-10-06 00:52:53 UTC
  • Revision ID: robertc@robertcollins.net-20051006005253-415c38ad22094f13
define some expected behaviour for inventory_entry.snapshot

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import os
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18
import sys
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19
 
20
 
from bzrlib.branch import Branch
21
 
from bzrlib.bzrdir import BzrDir
22
 
from bzrlib.builtins import merge
23
20
import bzrlib.errors
24
 
from bzrlib.tests import TestCaseWithTransport
25
 
from bzrlib.tests.HTTPTestUtil import TestCaseWithWebserver
26
 
from bzrlib.tests.test_revision import make_branches
 
21
from bzrlib.selftest.testrevision import make_branches
27
22
from bzrlib.trace import mutter
28
 
from bzrlib.workingtree import WorkingTree
 
23
from bzrlib.branch import Branch
 
24
from bzrlib.fetch import greedy_fetch
 
25
 
 
26
from bzrlib.selftest import TestCaseInTempDir
 
27
from bzrlib.selftest.HTTPTestUtil import TestCaseWithWebserver
29
28
 
30
29
 
31
30
def has_revision(branch, revision_id):
32
 
    return branch.repository.has_revision(revision_id)
 
31
    try:
 
32
        branch.get_revision_xml_file(revision_id)
 
33
        return True
 
34
    except bzrlib.errors.NoSuchRevision:
 
35
        return False
33
36
 
34
37
def fetch_steps(self, br_a, br_b, writable_a):
35
38
    """A foreign test method for testing fetch locally and remotely."""
36
 
     
37
 
    # TODO RBC 20060201 make this a repository test.
38
 
    repo_b = br_b.repository
39
 
    self.assertFalse(repo_b.has_revision(br_a.revision_history()[3]))
40
 
    self.assertTrue(repo_b.has_revision(br_a.revision_history()[2]))
41
 
    self.assertEquals(len(br_b.revision_history()), 7)
42
 
    self.assertEquals(br_b.fetch(br_a, br_a.revision_history()[2])[0], 0)
43
 
    # branch.fetch is not supposed to alter the revision history
44
 
    self.assertEquals(len(br_b.revision_history()), 7)
45
 
    self.assertFalse(repo_b.has_revision(br_a.revision_history()[3]))
46
 
 
47
 
    # fetching the next revision up in sample data copies one revision
48
 
    self.assertEquals(br_b.fetch(br_a, br_a.revision_history()[3])[0], 1)
49
 
    self.assertTrue(repo_b.has_revision(br_a.revision_history()[3]))
50
 
    self.assertFalse(has_revision(br_a, br_b.revision_history()[6]))
51
 
    self.assertTrue(br_a.repository.has_revision(br_b.revision_history()[5]))
 
39
    def new_branch(name):
 
40
        os.mkdir(name)
 
41
        return Branch.initialize(name)
 
42
            
 
43
    assert not has_revision(br_b, br_a.revision_history()[3])
 
44
    assert has_revision(br_b, br_a.revision_history()[2])
 
45
    assert len(br_b.revision_history()) == 7
 
46
    assert greedy_fetch(br_b, br_a, br_a.revision_history()[2])[0] == 0
 
47
 
 
48
    # greedy_fetch is not supposed to alter the revision history
 
49
    assert len(br_b.revision_history()) == 7
 
50
    assert not has_revision(br_b, br_a.revision_history()[3])
 
51
 
 
52
    assert len(br_b.revision_history()) == 7
 
53
    assert greedy_fetch(br_b, br_a, br_a.revision_history()[3])[0] == 1
 
54
    assert has_revision(br_b, br_a.revision_history()[3])
 
55
    assert not has_revision(br_a, br_b.revision_history()[6])
 
56
    assert has_revision(br_a, br_b.revision_history()[5])
52
57
 
53
58
    # When a non-branch ancestor is missing, it should be unlisted...
54
 
    # as its not reference from the inventory weave.
55
 
    br_b4 = self.make_branch('br_4')
56
 
    count, failures = br_b4.fetch(br_b)
 
59
    # as its not present in the ancestry weave.
 
60
    br_b4 = new_branch('br_4')
 
61
    count, failures = greedy_fetch(br_b4, br_b)
57
62
    self.assertEqual(count, 7)
58
63
    self.assertEqual(failures, [])
59
64
 
60
 
    self.assertEqual(writable_a.fetch(br_b)[0], 1)
61
 
    self.assertTrue(has_revision(br_a, br_b.revision_history()[3]))
62
 
    self.assertTrue(has_revision(br_a, br_b.revision_history()[4]))
 
65
    self.assertEqual(greedy_fetch(writable_a, br_b)[0], 1)
 
66
    assert has_revision(br_a, br_b.revision_history()[3])
 
67
    assert has_revision(br_a, br_b.revision_history()[4])
63
68
        
64
 
    br_b2 = self.make_branch('br_b2')
65
 
    self.assertEquals(br_b2.fetch(br_b)[0], 7)
66
 
    self.assertTrue(has_revision(br_b2, br_b.revision_history()[4]))
67
 
    self.assertTrue(has_revision(br_b2, br_a.revision_history()[2]))
68
 
    self.assertFalse(has_revision(br_b2, br_a.revision_history()[3]))
69
 
 
70
 
    br_a2 = self.make_branch('br_a2')
71
 
    self.assertEquals(br_a2.fetch(br_a)[0], 9)
72
 
    self.assertTrue(has_revision(br_a2, br_b.revision_history()[4]))
73
 
    self.assertTrue(has_revision(br_a2, br_a.revision_history()[3]))
74
 
    self.assertTrue(has_revision(br_a2, br_a.revision_history()[2]))
75
 
 
76
 
    br_a3 = self.make_branch('br_a3')
77
 
    # pulling a branch with no revisions grabs nothing, regardless of 
78
 
    # whats in the inventory.
79
 
    self.assertEquals(br_a3.fetch(br_a2)[0], 0)
 
69
    br_b2 = new_branch('br_b2')
 
70
    assert greedy_fetch(br_b2, br_b)[0] == 7
 
71
    assert has_revision(br_b2, br_b.revision_history()[4])
 
72
    assert has_revision(br_b2, br_a.revision_history()[2])
 
73
    assert not has_revision(br_b2, br_a.revision_history()[3])
 
74
 
 
75
    br_a2 = new_branch('br_a2')
 
76
    assert greedy_fetch(br_a2, br_a)[0] == 9
 
77
    assert has_revision(br_a2, br_b.revision_history()[4])
 
78
    assert has_revision(br_a2, br_a.revision_history()[3])
 
79
    assert has_revision(br_a2, br_a.revision_history()[2])
 
80
 
 
81
    br_a3 = new_branch('br_a3')
 
82
    assert greedy_fetch(br_a3, br_a2)[0] == 0
80
83
    for revno in range(4):
81
 
        self.assertFalse(
82
 
            br_a3.repository.has_revision(br_a.revision_history()[revno]))
83
 
    self.assertEqual(br_a3.fetch(br_a2, br_a.revision_history()[2])[0], 3)
84
 
    # pull the 3 revisions introduced by a@u-0-3
85
 
    fetched = br_a3.fetch(br_a2, br_a.revision_history()[3])[0]
86
 
    self.assertEquals(fetched, 3, "fetched %d instead of 3" % fetched)
 
84
        assert not has_revision(br_a3, br_a.revision_history()[revno])
 
85
    self.assertEqual(greedy_fetch(br_a3, br_a2, br_a.revision_history()[2])[0], 3)
 
86
    fetched = greedy_fetch(br_a3, br_a2, br_a.revision_history()[3])[0]
 
87
    assert fetched == 3, "fetched %d instead of 3" % fetched
87
88
    # InstallFailed should be raised if the branch is missing the revision
88
89
    # that was requested.
89
 
    self.assertRaises(bzrlib.errors.InstallFailed, br_a3.fetch, br_a2, 'pizza')
 
90
    self.assertRaises(bzrlib.errors.InstallFailed, greedy_fetch, br_a3,
 
91
                      br_a2, 'pizza')
90
92
    # InstallFailed should be raised if the branch is missing a revision
91
93
    # from its own revision history
92
94
    br_a2.append_revision('a-b-c')
93
 
    self.assertRaises(bzrlib.errors.InstallFailed, br_a3.fetch, br_a2)
94
 
 
95
 
    # TODO: jam 20051218 Branch should no longer allow append_revision for revisions
96
 
    #       which don't exist. So this test needs to be rewritten
97
 
    #       RBC 20060403 the way to do this is to uncommit the revision from the
98
 
    #           repository after the commit
99
 
 
100
 
    #TODO: test that fetch correctly does reweaving when needed. RBC 20051008
101
 
    # Note that this means - updating the weave when ghosts are filled in to 
102
 
    # add the right parents.
103
 
 
104
 
 
105
 
class TestFetch(TestCaseWithTransport):
 
95
    self.assertRaises(bzrlib.errors.InstallFailed, greedy_fetch, br_a3,
 
96
                      br_a2)
 
97
 
 
98
 
 
99
class TestFetch(TestCaseInTempDir):
106
100
 
107
101
    def test_fetch(self):
108
102
        #highest indices a: 5, b: 7
109
 
        br_a, br_b = make_branches(self)
 
103
        br_a, br_b = make_branches()
110
104
        fetch_steps(self, br_a, br_b, br_a)
111
105
 
112
 
    def test_fetch_self(self):
113
 
        wt = self.make_branch_and_tree('br')
114
 
        self.assertEqual(wt.branch.fetch(wt.branch), (0, []))
115
 
 
116
 
 
117
 
class TestMergeFetch(TestCaseWithTransport):
118
 
 
119
 
    def test_merge_fetches_unrelated(self):
120
 
        """Merge brings across history from unrelated source"""
121
 
        wt1 = self.make_branch_and_tree('br1')
122
 
        br1 = wt1.branch
123
 
        wt1.commit(message='rev 1-1', rev_id='1-1')
124
 
        wt1.commit(message='rev 1-2', rev_id='1-2')
125
 
        wt2 = self.make_branch_and_tree('br2')
126
 
        br2 = wt2.branch
127
 
        wt2.commit(message='rev 2-1', rev_id='2-1')
128
 
        merge(other_revision=['br1', -1], base_revision=['br1', 0],
129
 
              this_dir='br2')
130
 
        self._check_revs_present(br2)
131
 
 
132
 
    def test_merge_fetches(self):
133
 
        """Merge brings across history from source"""
134
 
        wt1 = self.make_branch_and_tree('br1')
135
 
        br1 = wt1.branch
136
 
        wt1.commit(message='rev 1-1', rev_id='1-1')
137
 
        dir_2 = br1.bzrdir.sprout('br2')
138
 
        br2 = dir_2.open_branch()
139
 
        wt1.commit(message='rev 1-2', rev_id='1-2')
140
 
        dir_2.open_workingtree().commit(message='rev 2-1', rev_id='2-1')
141
 
        merge(other_revision=['br1', -1], base_revision=[None, None], 
142
 
              this_dir='br2')
143
 
        self._check_revs_present(br2)
144
 
 
145
 
    def _check_revs_present(self, br2):
146
 
        for rev_id in '1-1', '1-2', '2-1':
147
 
            self.assertTrue(br2.repository.has_revision(rev_id))
148
 
            rev = br2.repository.get_revision(rev_id)
149
 
            self.assertEqual(rev.revision_id, rev_id)
150
 
            self.assertTrue(br2.repository.get_inventory(rev_id))
151
 
 
152
 
 
153
 
class TestMergeFileHistory(TestCaseWithTransport):
 
106
 
 
107
class TestHttpFetch(TestCaseWithWebserver):
154
108
 
155
109
    def setUp(self):
156
 
        super(TestMergeFileHistory, self).setUp()
157
 
        wt1 = self.make_branch_and_tree('br1')
158
 
        br1 = wt1.branch
159
 
        self.build_tree_contents([('br1/file', 'original contents\n')])
160
 
        wt1.add('file', 'this-file-id')
161
 
        wt1.commit(message='rev 1-1', rev_id='1-1')
162
 
        dir_2 = br1.bzrdir.sprout('br2')
163
 
        br2 = dir_2.open_branch()
164
 
        wt2 = dir_2.open_workingtree()
165
 
        self.build_tree_contents([('br1/file', 'original from 1\n')])
166
 
        wt1.commit(message='rev 1-2', rev_id='1-2')
167
 
        self.build_tree_contents([('br1/file', 'agreement\n')])
168
 
        wt1.commit(message='rev 1-3', rev_id='1-3')
169
 
        self.build_tree_contents([('br2/file', 'contents in 2\n')])
170
 
        wt2.commit(message='rev 2-1', rev_id='2-1')
171
 
        self.build_tree_contents([('br2/file', 'agreement\n')])
172
 
        wt2.commit(message='rev 2-2', rev_id='2-2')
173
 
 
174
 
    def test_merge_fetches_file_history(self):
175
 
        """Merge brings across file histories"""
176
 
        br2 = Branch.open('br2')
177
 
        merge(other_revision=['br1', -1], base_revision=[None, None], 
178
 
              this_dir='br2')
179
 
        for rev_id, text in [('1-2', 'original from 1\n'),
180
 
                             ('1-3', 'agreement\n'),
181
 
                             ('2-1', 'contents in 2\n'),
182
 
                             ('2-2', 'agreement\n')]:
183
 
            self.assertEqualDiff(
184
 
                br2.repository.revision_tree(
185
 
                    rev_id).get_file_text('this-file-id'), text)
186
 
 
187
 
 
188
 
class TestHttpFetch(TestCaseWithWebserver):
189
 
    # FIXME RBC 20060124 this really isn't web specific, perhaps an
190
 
    # instrumented readonly transport? Can we do an instrumented
191
 
    # adapter and use self.get_readonly_url ?
 
110
        super(TestHttpFetch, self).setUp()
 
111
        self.weblogs = []
192
112
 
193
113
    def test_fetch(self):
194
114
        #highest indices a: 5, b: 7
195
 
        br_a, br_b = make_branches(self)
196
 
        br_rem_a = Branch.open(self.get_readonly_url('branch1'))
 
115
        br_a, br_b = make_branches()
 
116
        br_rem_a = Branch.open(self.get_remote_url(br_a._transport.base))
197
117
        fetch_steps(self, br_rem_a, br_b, br_a)
198
118
 
199
 
    def _count_log_matches(self, target, logs):
200
 
        """Count the number of times the target file pattern was fetched in an http log"""
201
 
        log_pattern = '%s HTTP/1.1" 200 - "-" "bzr/%s' % \
202
 
            (target, bzrlib.__version__)
203
 
        c = 0
204
 
        for line in logs:
205
 
            # TODO: perhaps use a regexp instead so we can match more
206
 
            # precisely?
207
 
            if line.find(log_pattern) > -1:
208
 
                c += 1
209
 
        return c
 
119
    def log(self, *args):
 
120
        """Capture web server log messages for introspection."""
 
121
        super(TestHttpFetch, self).log(*args)
 
122
        if args[0].startswith("webserver"):
 
123
            self.weblogs.append(args[0])
210
124
 
211
125
    def test_weaves_are_retrieved_once(self):
212
126
        self.build_tree(("source/", "source/file", "target/"))
213
 
        wt = self.make_branch_and_tree('source')
214
 
        branch = wt.branch
215
 
        wt.add(["file"], ["id"])
216
 
        wt.commit("added file")
 
127
        branch = Branch.initialize("source")
 
128
        branch.add(["file"], ["id"])
 
129
        branch.commit("added file")
217
130
        print >>open("source/file", 'w'), "blah"
218
 
        wt.commit("changed file")
219
 
        target = BzrDir.create_branch_and_repo("target/")
220
 
        source = Branch.open(self.get_readonly_url("source/"))
221
 
        self.assertEqual(target.fetch(source), (2, []))
222
 
        log_pattern = '%%s HTTP/1.1" 200 - "-" "bzr/%s' % bzrlib.__version__
223
 
        # this is the path to the literal file. As format changes 
224
 
        # occur it needs to be updated. FIXME: ask the store for the
225
 
        # path.
226
 
        self.log("web server logs are:")
227
 
        http_logs = self.get_readonly_server().logs
228
 
        self.log('\n'.join(http_logs))
229
 
        # unfortunately this log entry is branch format specific. We could 
230
 
        # factor out the 'what files does this format use' to a method on the 
231
 
        # repository, which would let us to this generically. RBC 20060419
232
 
        self.assertEqual(1, self._count_log_matches('/ce/id.kndx', http_logs))
233
 
        self.assertEqual(1, self._count_log_matches('/ce/id.knit', http_logs))
234
 
        self.assertEqual(1, self._count_log_matches('inventory.kndx', http_logs))
235
 
        # this r-h check test will prevent regressions, but it currently already 
236
 
        # passes, before the patch to cache-rh is applied :[
237
 
        self.assertEqual(1, self._count_log_matches('revision-history', http_logs))
238
 
        # FIXME naughty poking in there.
239
 
        self.get_readonly_server().logs = []
240
 
        # check there is nothing more to fetch
241
 
        source = Branch.open(self.get_readonly_url("source/"))
242
 
        self.assertEqual(target.fetch(source), (0, []))
243
 
        # should make just two requests
244
 
        http_logs = self.get_readonly_server().logs
245
 
        self.log("web server logs are:")
246
 
        self.log('\n'.join(http_logs))
247
 
        self.assertEqual(1, self._count_log_matches('branch-format', http_logs))
248
 
        self.assertEqual(1, self._count_log_matches('branch/format', http_logs))
249
 
        self.assertEqual(1, self._count_log_matches('repository/format', http_logs))
250
 
        self.assertEqual(1, self._count_log_matches('revision-history', http_logs))
251
 
        self.assertEqual(4, len(http_logs))
 
131
        branch.commit("changed file")
 
132
        target = Branch.initialize("target/")
 
133
        source = Branch.open(self.get_remote_url("source/"))
 
134
        source.weave_store.enable_cache = False
 
135
        self.assertEqual(greedy_fetch(target, source), (2, []))
 
136
        weave_suffix = 'weaves/id.weave HTTP/1.1" 200 -'
 
137
        self.assertEqual(1,
 
138
            len([log for log in self.weblogs if log.endswith(weave_suffix)]))