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merge merge tweaks from aaron, which includes latest .dev

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# Copyright (C) 2007 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
16
 
 
17
 
import os
18
 
from cStringIO import StringIO
19
 
 
20
 
from bzrlib import (
21
 
    delta as _mod_delta,
22
 
    revision as _mod_revision,
23
 
    tests,
24
 
    )
25
 
 
26
 
 
27
 
class InstrumentedReporter(object):
28
 
    def __init__(self):
29
 
        self.calls = []
30
 
 
31
 
    def report(self, file_id, path, versioned, renamed, modified, exe_change,
32
 
               kind):
33
 
        self.calls.append((file_id, path, versioned, renamed, modified,
34
 
                           exe_change, kind))
35
 
 
36
 
 
37
 
class TestReportChanges(tests.TestCase):
38
 
    """Test the new change reporting infrastructure"""
39
 
 
40
 
    def assertReport(self, expected, file_id='fid', path='path',
41
 
                     versioned_change='unchanged', renamed=False,
42
 
                     modified='unchanged', exe_change=False,
43
 
                     kind=('file', 'file'), old_path=None,
44
 
                     unversioned_filter=None):
45
 
        result = []
46
 
        def result_line(format, *args):
47
 
            result.append(format % args)
48
 
        reporter = _mod_delta._ChangeReporter(result_line,
49
 
            unversioned_filter=unversioned_filter)
50
 
        reporter.report(file_id, (old_path, path), versioned_change, renamed,
51
 
            modified, exe_change, kind)
52
 
        if expected is not None:
53
 
            self.assertEqualDiff(expected, result[0])
54
 
        else:
55
 
            self.assertEqual([], result)
56
 
 
57
 
    def test_rename(self):
58
 
        self.assertReport('R   old => path', renamed=True, old_path='old')
59
 
        self.assertReport('    path')
60
 
        self.assertReport('RN  old => path', renamed=True, old_path='old',
61
 
                          modified='created', kind=(None, 'file'))
62
 
 
63
 
    def test_kind(self):
64
 
        self.assertReport(' K  path => path/', modified='kind changed',
65
 
                          kind=('file', 'directory'), old_path='path')
66
 
        self.assertReport(' K  path/ => path', modified='kind changed',
67
 
                          kind=('directory', 'file'), old_path='old')
68
 
        self.assertReport('RK  old => path/', renamed=True,
69
 
                          modified='kind changed',
70
 
                          kind=('file', 'directory'), old_path='old')
71
 
    def test_new(self):
72
 
        self.assertReport(' N  path/', modified='created',
73
 
                          kind=(None, 'directory'))
74
 
        self.assertReport('+   path/', versioned_change='added',
75
 
                          modified='unchanged', kind=(None, 'directory'))
76
 
        self.assertReport('+   path', versioned_change='added',
77
 
                          modified='unchanged', kind=(None, None))
78
 
        self.assertReport('+N  path/', versioned_change='added',
79
 
                          modified='created', kind=(None, 'directory'))
80
 
        self.assertReport('+M  path/', versioned_change='added',
81
 
                          modified='modified', kind=(None, 'directory'))
82
 
 
83
 
    def test_removal(self):
84
 
        self.assertReport(' D  path/', modified='deleted',
85
 
                          kind=('directory', None), old_path='old')
86
 
        self.assertReport('-   path/', versioned_change='removed',
87
 
                          old_path='path',
88
 
                          kind=(None, 'directory'))
89
 
        self.assertReport('-D  path', versioned_change='removed',
90
 
                          old_path='path',
91
 
                          modified='deleted', kind=('file', 'directory'))
92
 
 
93
 
    def test_modification(self):
94
 
        self.assertReport(' M  path', modified='modified')
95
 
        self.assertReport(' M* path', modified='modified', exe_change=True)
96
 
 
97
 
    def test_unversioned(self):
98
 
        # by default any unversioned file is output
99
 
        self.assertReport('?   subdir/foo~', file_id=None, path='subdir/foo~',
100
 
            old_path=None, versioned_change='unversioned',
101
 
            renamed=False, modified='created', exe_change=False,
102
 
            kind=(None, 'file'))
103
 
        # but we can choose to filter these. Probably that should be done 
104
 
        # close to the tree, but this is a reasonable starting point.
105
 
        self.assertReport(None, file_id=None, path='subdir/foo~',
106
 
            old_path=None, versioned_change='unversioned',
107
 
            renamed=False, modified='created', exe_change=False,
108
 
            kind=(None, 'file'), unversioned_filter=lambda x:True)
109
 
 
110
 
    def assertChangesEqual(self,
111
 
                           file_id='fid',
112
 
                           paths=('path', 'path'),
113
 
                           content_change=False,
114
 
                           versioned=(True, True),
115
 
                           parent_id=('pid', 'pid'),
116
 
                           name=('name', 'name'),
117
 
                           kind=('file', 'file'),
118
 
                           executable=(False, False),
119
 
                           versioned_change='unchanged',
120
 
                           renamed=False,
121
 
                           modified='unchanged',
122
 
                           exe_change=False):
123
 
        reporter = InstrumentedReporter()
124
 
        _mod_delta.report_changes([(file_id, paths, content_change, versioned,
125
 
            parent_id, name, kind, executable)], reporter)
126
 
        output = reporter.calls[0]
127
 
        self.assertEqual(file_id, output[0])
128
 
        self.assertEqual(paths, output[1])
129
 
        self.assertEqual(versioned_change, output[2])
130
 
        self.assertEqual(renamed, output[3])
131
 
        self.assertEqual(modified, output[4])
132
 
        self.assertEqual(exe_change, output[5])
133
 
        self.assertEqual(kind, output[6])
134
 
 
135
 
    def test_report_changes(self):
136
 
        """Test change detection of report_changes"""
137
 
        #Ensure no changes are detected by default
138
 
        self.assertChangesEqual(modified='unchanged', renamed=False,
139
 
                                versioned_change='unchanged',
140
 
                                exe_change=False)
141
 
        self.assertChangesEqual(modified='kind changed',
142
 
                                kind=('file', 'directory'))
143
 
        self.assertChangesEqual(modified='created', kind=(None, 'directory'))
144
 
        self.assertChangesEqual(modified='deleted', kind=('directory', None))
145
 
        self.assertChangesEqual(content_change=True, modified='modified')
146
 
        self.assertChangesEqual(renamed=True, name=('old', 'new'))
147
 
        self.assertChangesEqual(renamed=True,
148
 
                                parent_id=('old-parent', 'new-parent'))
149
 
        self.assertChangesEqual(versioned_change='added',
150
 
                                versioned=(False, True))
151
 
        self.assertChangesEqual(versioned_change='removed',
152
 
                                versioned=(True, False))
153
 
        # execute bit is only detected as "changed" if the file is and was
154
 
        # a regular file.
155
 
        self.assertChangesEqual(exe_change=True, executable=(True, False))
156
 
        self.assertChangesEqual(exe_change=False, executable=(True, False),
157
 
                                kind=('directory', 'directory'))
158
 
        self.assertChangesEqual(exe_change=False, modified='kind changed',
159
 
                                executable=(False, True),
160
 
                                kind=('directory', 'file'))
161
 
        self.assertChangesEqual(parent_id=('pid', None))
162
 
 
163
 
        # Now make sure they all work together
164
 
        self.assertChangesEqual(versioned_change='removed',
165
 
                                modified='deleted', versioned=(True, False),
166
 
                                kind=('directory', None))
167
 
        self.assertChangesEqual(versioned_change='removed',
168
 
                                modified='created', versioned=(True, False),
169
 
                                kind=(None, 'file'))
170
 
        self.assertChangesEqual(versioned_change='removed',
171
 
                                modified='modified', renamed=True,
172
 
                                exe_change=True, versioned=(True, False),
173
 
                                content_change=True, name=('old', 'new'),
174
 
                                executable=(False, True))
175
 
 
176
 
    def test_report_unversioned(self):
177
 
        """Unversioned entries are reported well."""
178
 
        self.assertChangesEqual(file_id=None, paths=(None, 'full/path'),
179
 
                           content_change=True,
180
 
                           versioned=(False, False),
181
 
                           parent_id=(None, None),
182
 
                           name=(None, 'path'),
183
 
                           kind=(None, 'file'),
184
 
                           executable=(None, False),
185
 
                           versioned_change='unversioned',
186
 
                           renamed=False,
187
 
                           modified='created',
188
 
                           exe_change=False)
189
 
 
190
 
 
191
 
class TestChangesFrom(tests.TestCaseWithTransport):
192
 
 
193
 
    def show_string(self, delta, *args,  **kwargs):
194
 
        to_file = StringIO()
195
 
        delta.show(to_file, *args, **kwargs)
196
 
        return to_file.getvalue()
197
 
 
198
 
    def test_kind_change(self):
199
 
        """Doing a status when a file has changed kind should work"""
200
 
        tree = self.make_branch_and_tree('.')
201
 
        self.build_tree(['filename'])
202
 
        tree.add('filename', 'file-id')
203
 
        tree.commit('added filename')
204
 
        os.unlink('filename')
205
 
        self.build_tree(['filename/'])
206
 
        delta = tree.changes_from(tree.basis_tree())
207
 
        self.assertEqual([('filename', 'file-id', 'file', 'directory')],
208
 
                         delta.kind_changed)
209
 
        self.assertEqual([], delta.added)
210
 
        self.assertEqual([], delta.removed)
211
 
        self.assertEqual([], delta.renamed)
212
 
        self.assertEqual([], delta.modified)
213
 
        self.assertEqual([], delta.unchanged)
214
 
        self.assertTrue(delta.has_changed())
215
 
        self.assertTrue(delta.touches_file_id('file-id'))
216
 
        self.assertEqual('kind changed:\n  filename (file => directory)\n',
217
 
                         self.show_string(delta))
218
 
        other_delta = _mod_delta.TreeDelta()
219
 
        self.assertNotEqual(other_delta, delta)
220
 
        other_delta.kind_changed = [('filename', 'file-id', 'file',
221
 
                                     'symlink')]
222
 
        self.assertNotEqual(other_delta, delta)
223
 
        other_delta.kind_changed = [('filename', 'file-id', 'file',
224
 
                                     'directory')]
225
 
        self.assertEqual(other_delta, delta)
226
 
        self.assertEqualDiff("TreeDelta(added=[], removed=[], renamed=[],"
227
 
            " kind_changed=[(u'filename', 'file-id', 'file', 'directory')],"
228
 
            " modified=[], unchanged=[], unversioned=[])", repr(delta))
229
 
        self.assertEqual('K  filename (file => directory) file-id\n',
230
 
                         self.show_string(delta, show_ids=True,
231
 
                         short_status=True))
232
 
 
233
 
        tree.rename_one('filename', 'dirname')
234
 
        delta = tree.changes_from(tree.basis_tree())
235
 
        self.assertEqual([], delta.kind_changed)
236
 
        # This loses the fact that kind changed, remembering it as a
237
 
        # modification
238
 
        self.assertEqual([('filename', 'dirname', 'file-id', 'directory',
239
 
                           True, False)], delta.renamed)
240
 
        self.assertTrue(delta.has_changed())
241
 
        self.assertTrue(delta.touches_file_id('file-id'))
242
 
 
243
 
 
244
 
class TestDeltaShow(tests.TestCaseWithTransport):
245
 
 
246
 
    def _get_delta(self):
247
 
        # We build the delta from a real tree to avoid depending on internal
248
 
        # implementation details.
249
 
        wt = self.make_branch_and_tree('branch')
250
 
        self.build_tree_contents([('branch/f1', '1\n'),
251
 
                                  ('branch/f2', '2\n'),
252
 
                                  ('branch/f3', '3\n'),
253
 
                                  ('branch/f4', '4\n'),
254
 
                                  ('branch/dir/',),
255
 
                                 ])
256
 
        wt.add(['f1', 'f2', 'f3', 'f4', 'dir'],
257
 
               ['f1-id', 'f2-id', 'f3-id', 'f4-id', 'dir-id'])
258
 
        wt.commit('commit one', rev_id='1')
259
 
 
260
 
        long_status = """added:
261
 
  dir/
262
 
  f1
263
 
  f2
264
 
  f3
265
 
  f4
266
 
"""
267
 
        short_status = """A  dir/
268
 
A  f1
269
 
A  f2
270
 
A  f3
271
 
A  f4
272
 
"""
273
 
 
274
 
        repo = wt.branch.repository
275
 
        d = wt.changes_from(repo.revision_tree(_mod_revision.NULL_REVISION))
276
 
        return d, long_status, short_status
277
 
 
278
 
    def test_delta_show_short_status_no_filter(self):
279
 
        d, long_status, short_status = self._get_delta()
280
 
        out = StringIO()
281
 
        d.show(out, short_status=True)
282
 
        self.assertEquals(short_status, out.getvalue())
283
 
 
284
 
    def test_delta_show_long_status_no_filter(self):
285
 
        d, long_status, short_status = self._get_delta()
286
 
        out = StringIO()
287
 
        d.show(out, short_status=False)
288
 
        self.assertEquals(long_status, out.getvalue())
289
 
 
290
 
    def test_delta_show_no_filter(self):
291
 
        d, long_status, short_status = self._get_delta()
292
 
        out = StringIO()
293
 
        def not_a_filter(path, file_id):
294
 
            return True
295
 
        d.show(out, short_status=True, filter=not_a_filter)
296
 
        self.assertEquals(short_status, out.getvalue())
297
 
 
298
 
    def test_delta_show_short_status_single_file_filter(self):
299
 
        d, long_status, short_status = self._get_delta()
300
 
        out = StringIO()
301
 
        def only_f2(path, file_id):
302
 
            return path == 'f2'
303
 
        d.show(out, short_status=True, filter=only_f2)
304
 
        self.assertEquals("A  f2\n", out.getvalue())
305
 
 
306
 
    def test_delta_show_long_status_single_file_filter(self):
307
 
        d, long_status, short_status = self._get_delta()
308
 
        out = StringIO()
309
 
        def only_f2(path, file_id):
310
 
            return path == 'f2'
311
 
        d.show(out, short_status=False, filter=only_f2)
312
 
        self.assertEquals("added:\n  f2\n", out.getvalue())
313
 
 
314
 
    def test_delta_show_short_status_single_file_id_filter(self):
315
 
        d, long_status, short_status = self._get_delta()
316
 
        out = StringIO()
317
 
        def only_f2_id(path, file_id):
318
 
            return file_id == 'f2-id'
319
 
        d.show(out, short_status=True, filter=only_f2_id)
320
 
        self.assertEquals("A  f2\n", out.getvalue())
321