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Viewing changes to bzrlib/tests/test_delta.py

  • Committer: Robert Collins
  • Date: 2007-02-02 09:17:23 UTC
  • mfrom: (2249.4.2 tip.info)
  • mto: This revision was merged to the branch mainline in revision 2257.
  • Revision ID: robertc@robertcollins.net-20070202091723-xtak1zzhe2ylwksa
(robertc) Merge new Branch.last_revision_info method.

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bzrlib/tests/test_delta.py
1
 
# Copyright (C) 2007-2010 Canonical Ltd
 
1
# Copyright (C) 2007 Canonical Ltd
2
2
#
3
3
# This program is free software; you can redistribute it and/or modify
4
4
# it under the terms of the GNU General Public License as published by
12
12
#
13
13
# You should have received a copy of the GNU General Public License
14
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
 
import os
18
 
from cStringIO import StringIO
 
15
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
19
16
 
20
17
from bzrlib import (
21
 
    delta as _mod_delta,
22
 
    revision as _mod_revision,
 
18
    delta,
 
19
    inventory,
23
20
    tests,
24
21
    )
25
22
 
40
37
    def assertReport(self, expected, file_id='fid', path='path',
41
38
                     versioned_change='unchanged', renamed=False,
42
39
                     modified='unchanged', exe_change=False,
43
 
                     kind=('file', 'file'), old_path=None,
44
 
                     unversioned_filter=None, view_info=None):
45
 
        if expected is None:
46
 
            expected_lines = None
47
 
        else:
48
 
            expected_lines = [expected]
49
 
        self.assertReportLines(expected_lines, file_id, path,
50
 
                     versioned_change, renamed,
51
 
                     modified, exe_change,
52
 
                     kind, old_path,
53
 
                     unversioned_filter, view_info)
54
 
 
55
 
    def assertReportLines(self, expected_lines, file_id='fid', path='path',
56
 
                     versioned_change='unchanged', renamed=False,
57
 
                     modified='unchanged', exe_change=False,
58
 
                     kind=('file', 'file'), old_path=None,
59
 
                     unversioned_filter=None, view_info=None):
 
40
                     kind=('file', 'file'), old_path=None):
60
41
        result = []
61
42
        def result_line(format, *args):
62
43
            result.append(format % args)
63
 
        reporter = _mod_delta._ChangeReporter(result_line,
64
 
            unversioned_filter=unversioned_filter, view_info=view_info)
65
 
        reporter.report(file_id, (old_path, path), versioned_change, renamed,
66
 
            modified, exe_change, kind)
67
 
        if expected_lines is not None:
68
 
            for i in range(len(expected_lines)):
69
 
                self.assertEqualDiff(expected_lines[i], result[i])
70
 
        else:
71
 
            self.assertEqual([], result)
 
44
        inv = inventory.Inventory()
 
45
        if old_path is not None:
 
46
            inv.add(inventory.InventoryFile(file_id, old_path,
 
47
                                            inv.root.file_id))
 
48
        reporter = delta.ChangeReporter(inv, result_line)
 
49
        reporter.report(file_id, path, versioned_change, renamed, modified,
 
50
                         exe_change, kind)
 
51
        self.assertEqualDiff(expected, result[0])
72
52
 
73
53
    def test_rename(self):
74
54
        self.assertReport('R   old => path', renamed=True, old_path='old')
75
55
        self.assertReport('    path')
76
 
        self.assertReport('RN  old => path', renamed=True, old_path='old',
77
 
                          modified='created', kind=(None, 'file'))
78
56
 
79
57
    def test_kind(self):
80
58
        self.assertReport(' K  path => path/', modified='kind changed',
81
 
                          kind=('file', 'directory'), old_path='path')
 
59
                          kind=('file', 'directory'))
82
60
        self.assertReport(' K  path/ => path', modified='kind changed',
83
61
                          kind=('directory', 'file'), old_path='old')
84
62
        self.assertReport('RK  old => path/', renamed=True,
89
67
                          kind=(None, 'directory'))
90
68
        self.assertReport('+   path/', versioned_change='added',
91
69
                          modified='unchanged', kind=(None, 'directory'))
92
 
        self.assertReport('+   path', versioned_change='added',
93
 
                          modified='unchanged', kind=(None, None))
94
70
        self.assertReport('+N  path/', versioned_change='added',
95
71
                          modified='created', kind=(None, 'directory'))
96
72
        self.assertReport('+M  path/', versioned_change='added',
97
73
                          modified='modified', kind=(None, 'directory'))
 
74
        self.assertReport('+K  path => path/', versioned_change='added',
 
75
                          modified='kind changed', kind=('file', 'directory'))
98
76
 
99
77
    def test_removal(self):
100
78
        self.assertReport(' D  path/', modified='deleted',
101
79
                          kind=('directory', None), old_path='old')
102
80
        self.assertReport('-   path/', versioned_change='removed',
103
 
                          old_path='path',
104
81
                          kind=(None, 'directory'))
105
82
        self.assertReport('-D  path', versioned_change='removed',
106
 
                          old_path='path',
107
83
                          modified='deleted', kind=('file', 'directory'))
108
84
 
109
85
    def test_modification(self):
110
86
        self.assertReport(' M  path', modified='modified')
111
87
        self.assertReport(' M* path', modified='modified', exe_change=True)
112
88
 
113
 
    def test_unversioned(self):
114
 
        # by default any unversioned file is output
115
 
        self.assertReport('?   subdir/foo~', file_id=None, path='subdir/foo~',
116
 
            old_path=None, versioned_change='unversioned',
117
 
            renamed=False, modified='created', exe_change=False,
118
 
            kind=(None, 'file'))
119
 
        # but we can choose to filter these. Probably that should be done
120
 
        # close to the tree, but this is a reasonable starting point.
121
 
        self.assertReport(None, file_id=None, path='subdir/foo~',
122
 
            old_path=None, versioned_change='unversioned',
123
 
            renamed=False, modified='created', exe_change=False,
124
 
            kind=(None, 'file'), unversioned_filter=lambda x:True)
125
 
 
126
 
    def test_view_filtering(self):
127
 
        # If a file in within the view, it should appear in the output
128
 
        expected_lines = [
129
 
            "Operating on whole tree but only reporting on 'my' view.",
130
 
            " M  path"]
131
 
        self.assertReportLines(expected_lines, modified='modified',
132
 
            view_info=('my',['path']))
133
 
        # If a file in outside the view, it should not appear in the output
134
 
        expected_lines = [
135
 
            "Operating on whole tree but only reporting on 'my' view."]
136
 
        self.assertReportLines(expected_lines, modified='modified',
137
 
            path="foo", view_info=('my',['path']))
138
 
 
139
89
    def assertChangesEqual(self,
140
90
                           file_id='fid',
141
 
                           paths=('path', 'path'),
 
91
                           path='path',
142
92
                           content_change=False,
143
93
                           versioned=(True, True),
144
94
                           parent_id=('pid', 'pid'),
150
100
                           modified='unchanged',
151
101
                           exe_change=False):
152
102
        reporter = InstrumentedReporter()
153
 
        _mod_delta.report_changes([(file_id, paths, content_change, versioned,
154
 
            parent_id, name, kind, executable)], reporter)
 
103
        delta.report_changes([(file_id, path, content_change, versioned,
 
104
                               parent_id, name, kind, executable)], reporter)
155
105
        output = reporter.calls[0]
156
106
        self.assertEqual(file_id, output[0])
157
 
        self.assertEqual(paths, output[1])
 
107
        self.assertEqual(path, output[1])
158
108
        self.assertEqual(versioned_change, output[2])
159
109
        self.assertEqual(renamed, output[3])
160
110
        self.assertEqual(modified, output[4])
187
137
        self.assertChangesEqual(exe_change=False, modified='kind changed',
188
138
                                executable=(False, True),
189
139
                                kind=('directory', 'file'))
190
 
        self.assertChangesEqual(parent_id=('pid', None))
191
140
 
192
141
        # Now make sure they all work together
193
142
        self.assertChangesEqual(versioned_change='removed',
201
150
                                exe_change=True, versioned=(True, False),
202
151
                                content_change=True, name=('old', 'new'),
203
152
                                executable=(False, True))
204
 
 
205
 
    def test_report_unversioned(self):
206
 
        """Unversioned entries are reported well."""
207
 
        self.assertChangesEqual(file_id=None, paths=(None, 'full/path'),
208
 
                           content_change=True,
209
 
                           versioned=(False, False),
210
 
                           parent_id=(None, None),
211
 
                           name=(None, 'path'),
212
 
                           kind=(None, 'file'),
213
 
                           executable=(None, False),
214
 
                           versioned_change='unversioned',
215
 
                           renamed=False,
216
 
                           modified='created',
217
 
                           exe_change=False)
218
 
 
219
 
 
220
 
class TestChangesFrom(tests.TestCaseWithTransport):
221
 
 
222
 
    def show_string(self, delta, *args,  **kwargs):
223
 
        to_file = StringIO()
224
 
        _mod_delta.report_delta(to_file, delta, *args, **kwargs)
225
 
        return to_file.getvalue()
226
 
 
227
 
    def test_kind_change(self):
228
 
        """Doing a status when a file has changed kind should work"""
229
 
        tree = self.make_branch_and_tree('.')
230
 
        self.build_tree(['filename'])
231
 
        tree.add('filename', 'file-id')
232
 
        tree.commit('added filename')
233
 
        os.unlink('filename')
234
 
        self.build_tree(['filename/'])
235
 
        delta = tree.changes_from(tree.basis_tree())
236
 
        self.assertEqual([('filename', 'file-id', 'file', 'directory')],
237
 
                         delta.kind_changed)
238
 
        self.assertEqual([], delta.added)
239
 
        self.assertEqual([], delta.removed)
240
 
        self.assertEqual([], delta.renamed)
241
 
        self.assertEqual([], delta.modified)
242
 
        self.assertEqual([], delta.unchanged)
243
 
        self.assertTrue(delta.has_changed())
244
 
        self.assertTrue(delta.touches_file_id('file-id'))
245
 
        self.assertEqual('kind changed:\n  filename (file => directory)\n',
246
 
                         self.show_string(delta))
247
 
        other_delta = _mod_delta.TreeDelta()
248
 
        self.assertNotEqual(other_delta, delta)
249
 
        other_delta.kind_changed = [('filename', 'file-id', 'file',
250
 
                                     'symlink')]
251
 
        self.assertNotEqual(other_delta, delta)
252
 
        other_delta.kind_changed = [('filename', 'file-id', 'file',
253
 
                                     'directory')]
254
 
        self.assertEqual(other_delta, delta)
255
 
        self.assertEqualDiff("TreeDelta(added=[], removed=[], renamed=[],"
256
 
            " kind_changed=[(u'filename', 'file-id', 'file', 'directory')],"
257
 
            " modified=[], unchanged=[], unversioned=[])", repr(delta))
258
 
        self.assertEqual('K  filename (file => directory) file-id\n',
259
 
                         self.show_string(delta, show_ids=True,
260
 
                         short_status=True))
261
 
 
262
 
        tree.rename_one('filename', 'dirname')
263
 
        delta = tree.changes_from(tree.basis_tree())
264
 
        self.assertEqual([], delta.kind_changed)
265
 
        # This loses the fact that kind changed, remembering it as a
266
 
        # modification
267
 
        self.assertEqual([('filename', 'dirname', 'file-id', 'directory',
268
 
                           True, False)], delta.renamed)
269
 
        self.assertTrue(delta.has_changed())
270
 
        self.assertTrue(delta.touches_file_id('file-id'))
271
 
 
272
 
 
273
 
class TestDeltaShow(tests.TestCaseWithTransport):
274
 
 
275
 
    def _get_delta(self):
276
 
        # We build the delta from a real tree to avoid depending on internal
277
 
        # implementation details.
278
 
        wt = self.make_branch_and_tree('branch')
279
 
        self.build_tree_contents([('branch/f1', '1\n'),
280
 
                                  ('branch/f2', '2\n'),
281
 
                                  ('branch/f3', '3\n'),
282
 
                                  ('branch/f4', '4\n'),
283
 
                                  ('branch/dir/',),
284
 
                                 ])
285
 
        wt.add(['f1', 'f2', 'f3', 'f4', 'dir'],
286
 
               ['f1-id', 'f2-id', 'f3-id', 'f4-id', 'dir-id'])
287
 
        wt.commit('commit one', rev_id='1')
288
 
 
289
 
        long_status = """added:
290
 
  dir/
291
 
  f1
292
 
  f2
293
 
  f3
294
 
  f4
295
 
"""
296
 
        short_status = """A  dir/
297
 
A  f1
298
 
A  f2
299
 
A  f3
300
 
A  f4
301
 
"""
302
 
 
303
 
        repo = wt.branch.repository
304
 
        d = wt.changes_from(repo.revision_tree(_mod_revision.NULL_REVISION))
305
 
        return d, long_status, short_status
306
 
 
307
 
    def test_delta_show_short_status_no_filter(self):
308
 
        d, long_status, short_status = self._get_delta()
309
 
        out = StringIO()
310
 
        _mod_delta.report_delta(out, d, short_status=True)
311
 
        self.assertEquals(short_status, out.getvalue())
312
 
 
313
 
    def test_delta_show_long_status_no_filter(self):
314
 
        d, long_status, short_status = self._get_delta()
315
 
        out = StringIO()
316
 
        _mod_delta.report_delta(out, d, short_status=False)
317
 
        self.assertEquals(long_status, out.getvalue())
318
 
 
319
 
    def test_delta_show_no_filter(self):
320
 
        d, long_status, short_status = self._get_delta()
321
 
        out = StringIO()
322
 
        def not_a_filter(path, file_id):
323
 
            return True
324
 
        _mod_delta.report_delta(out, d, short_status=True, filter=not_a_filter)
325
 
        self.assertEquals(short_status, out.getvalue())
326
 
 
327
 
    def test_delta_show_short_status_single_file_filter(self):
328
 
        d, long_status, short_status = self._get_delta()
329
 
        out = StringIO()
330
 
        def only_f2(path, file_id):
331
 
            return path == 'f2'
332
 
        _mod_delta.report_delta(out, d, short_status=True, filter=only_f2)
333
 
        self.assertEquals("A  f2\n", out.getvalue())
334
 
 
335
 
    def test_delta_show_long_status_single_file_filter(self):
336
 
        d, long_status, short_status = self._get_delta()
337
 
        out = StringIO()
338
 
        def only_f2(path, file_id):
339
 
            return path == 'f2'
340
 
        _mod_delta.report_delta(out, d, short_status=False, filter=only_f2)
341
 
        self.assertEquals("added:\n  f2\n", out.getvalue())
342
 
 
343
 
    def test_delta_show_short_status_single_file_id_filter(self):
344
 
        d, long_status, short_status = self._get_delta()
345
 
        out = StringIO()
346
 
        def only_f2_id(path, file_id):
347
 
            return file_id == 'f2-id'
348
 
        _mod_delta.report_delta(out, d, short_status=True, filter=only_f2_id)
349
 
        self.assertEquals("A  f2\n", out.getvalue())
350