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Viewing changes to tests/test_diff.py

  • Committer: Jelmer Vernooij
  • Date: 2006-05-19 16:37:13 UTC
  • Revision ID: jelmer@samba.org-20060519163713-be77b31c72cbc7e8
Move visualisation code to a separate directory, preparing for bundling 
the GTK+ plugins for bzr.

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1
 
# -*- coding: utf-8 -*-
2
 
# Copyright (C) 2007 Adeodato Simó <dato@net.com.org.es>
3
 
#
4
 
# This program is free software; you can redistribute it and/or modify
5
 
# it under the terms of the GNU General Public License as published by
6
 
# the Free Software Foundation; either version 2 of the License, or
7
 
# (at your option) any later version.
8
 
#
9
 
# This program is distributed in the hope that it will be useful,
10
 
# but WITHOUT ANY WARRANTY; without even the implied warranty of
11
 
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12
 
# GNU General Public License for more details.
13
 
#
14
 
# You should have received a copy of the GNU General Public License
15
 
# along with this program; if not, write to the Free Software
16
 
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
17
 
 
18
 
from cStringIO import StringIO
19
 
import os
20
 
 
21
 
from bzrlib import errors, tests
22
 
from bzrlib.merge_directive import MergeDirective2
23
 
 
24
 
from bzrlib.plugins.gtk.diff import (
25
 
    DiffController,
26
 
    DiffView,
27
 
    iter_changes_to_status,
28
 
    MergeDirectiveController,
29
 
    )
30
 
eg_diff = """\
31
 
=== modified file 'tests/test_diff.py'
32
 
--- tests/test_diff.py  2008-03-11 13:18:28 +0000
33
 
+++ tests/test_diff.py  2008-05-08 22:44:02 +0000
34
 
@@ -20,7 +20,11 @@
35
 
 
36
 
 from bzrlib import tests
37
 
 
38
 
-from bzrlib.plugins.gtk.diff import DiffView, iter_changes_to_status
39
 
+from bzrlib.plugins.gtk.diff import (
40
 
+    DiffController,
41
 
+    DiffView,
42
 
+    iter_changes_to_status,
43
 
+    )
44
 
 
45
 
 
46
 
 class TestDiffViewSimple(tests.TestCase):
47
 
"""
48
 
 
49
 
class TestDiffViewSimple(tests.TestCase):
50
 
 
51
 
    def test_parse_colordiffrc(self):
52
 
        colordiffrc = '''\
53
 
newtext=blue
54
 
oldtext = Red
55
 
# now a comment and a blank line
56
 
 
57
 
diffstuff = #ffff00  
58
 
  # another comment preceded by whitespace
59
 
'''
60
 
        colors = {
61
 
                'newtext': 'blue',
62
 
                'oldtext': 'Red',
63
 
                'diffstuff': '#ffff00',
64
 
        }
65
 
        parsed_colors = DiffView.parse_colordiffrc(StringIO(colordiffrc))
66
 
        self.assertEqual(colors, parsed_colors)
67
 
 
68
 
 
69
 
class TestDiffView(tests.TestCaseWithTransport):
70
 
 
71
 
    def test_unicode(self):
72
 
        from bzrlib.tests.test_diff import UnicodeFilename
73
 
        self.requireFeature(UnicodeFilename)
74
 
 
75
 
        tree = self.make_branch_and_tree('tree')
76
 
        self.build_tree([u'tree/\u03a9'])
77
 
        tree.add([u'\u03a9'], ['omega-id'])
78
 
 
79
 
        view = DiffView()
80
 
        view.set_trees(tree, tree.basis_tree())
81
 
        view.show_diff(None)
82
 
        buf = view.buffer
83
 
        start, end = buf.get_bounds()
84
 
        text = buf.get_text(start, end)
85
 
        self.assertContainsRe(text,
86
 
            "=== added file '\xce\xa9'\n"
87
 
            '--- .*\t1970-01-01 00:00:00 \\+0000\n'
88
 
            r'\+\+\+ .*\t\d\d\d\d-\d\d-\d\d \d\d:\d\d:\d\d [+-]\d\d\d\d\n'
89
 
            '@@ -0,0 \\+1,1 @@\n'
90
 
            '\\+contents of tree/\xce\xa9\n'
91
 
            '\n'
92
 
            )
93
 
 
94
 
 
95
 
class MockDiffWidget(object):
96
 
 
97
 
    def set_diff_text_sections(self, sections):
98
 
        self.sections = list(sections)
99
 
 
100
 
 
101
 
class MockWindow(object):
102
 
    def __init__(self):
103
 
        self.diff = MockDiffWidget()
104
 
        self.merge_successful = False
105
 
 
106
 
    def set_title(self, title):
107
 
        self.title = title
108
 
 
109
 
    def _get_save_path(self, basename):
110
 
        return 'save-path'
111
 
 
112
 
    def _get_merge_target(self):
113
 
        return 'this'
114
 
 
115
 
    def destroy(self):
116
 
        pass
117
 
 
118
 
    def _merge_successful(self):
119
 
        self.merge_successful = True
120
 
 
121
 
    def _conflicts(self):
122
 
        self.conflicts = True
123
 
 
124
 
    def _handle_error(self, e):
125
 
        self.handled_error = e
126
 
 
127
 
 
128
 
class TestDiffController(tests.TestCaseWithTransport):
129
 
 
130
 
    def get_controller(self):
131
 
        window = MockWindow()
132
 
        return DiffController('load-path', eg_diff.splitlines(True), window)
133
 
 
134
 
    def test_get_diff_sections(self):
135
 
        controller = self.get_controller()
136
 
        controller = DiffController('.', eg_diff.splitlines(True),
137
 
                                    controller.window)
138
 
        sections = list(controller.get_diff_sections())
139
 
        self.assertEqual('Complete Diff', sections[0][0])
140
 
        self.assertIs(None, sections[0][1])
141
 
        self.assertEqual(eg_diff, sections[0][2])
142
 
 
143
 
        self.assertEqual('tests/test_diff.py', sections[1][0])
144
 
        self.assertEqual('tests/test_diff.py', sections[1][1])
145
 
        self.assertEqual(''.join(eg_diff.splitlines(True)[1:]),
146
 
                         sections[1][2])
147
 
 
148
 
    def test_initialize_window(self):
149
 
        controller = self.get_controller()
150
 
        controller.initialize_window(controller.window)
151
 
        self.assertEqual(2, len(controller.window.diff.sections))
152
 
        self.assertEqual('load-path - diff', controller.window.title)
153
 
 
154
 
    def test_perform_save(self):
155
 
        self.build_tree_contents([('load-path', 'foo')])
156
 
        controller = self.get_controller()
157
 
        controller.perform_save(None)
158
 
        self.assertFileEqual('foo', 'save-path')
159
 
 
160
 
 
161
 
class TestMergeDirectiveController(tests.TestCaseWithTransport):
162
 
 
163
 
    def make_this_other_directive(self):
164
 
        this = self.make_branch_and_tree('this')
165
 
        this.commit('first commit')
166
 
        other = this.bzrdir.sprout('other').open_workingtree()
167
 
        self.build_tree_contents([('other/foo', 'bar')])
168
 
        other.add('foo')
169
 
        other.commit('second commit')
170
 
        other.lock_write()
171
 
        try:
172
 
            directive = MergeDirective2.from_objects(other.branch.repository,
173
 
                                                     other.last_revision(), 0,
174
 
                                                     0, 'this')
175
 
        finally:
176
 
            other.unlock()
177
 
        return this, other, directive
178
 
 
179
 
    def make_merged_window(self, directive):
180
 
        window = MockWindow()
181
 
        controller = MergeDirectiveController('directive', directive, window)
182
 
        controller.perform_merge(window)
183
 
        return window
184
 
 
185
 
    def test_perform_merge_success(self):
186
 
        this, other, directive = self.make_this_other_directive()
187
 
        window = self.make_merged_window(directive)
188
 
        self.assertTrue(window.merge_successful)
189
 
        self.assertEqual(other.last_revision(), this.get_parent_ids()[1])
190
 
        self.assertFileEqual('bar', 'this/foo')
191
 
 
192
 
    def test_perform_merge_conflicts(self):
193
 
        this, other, directive = self.make_this_other_directive()
194
 
        self.build_tree_contents([('this/foo', 'bar')])
195
 
        this.add('foo')
196
 
        this.commit('message')
197
 
        window = self.make_merged_window(directive)
198
 
        self.assertFalse(window.merge_successful)
199
 
        self.assertTrue(window.conflicts)
200
 
        self.assertEqual(other.last_revision(), this.get_parent_ids()[1])
201
 
        self.assertFileEqual('bar', 'this/foo')
202
 
 
203
 
    def test_perform_merge_uncommitted_changes(self):
204
 
        this, other, directive = self.make_this_other_directive()
205
 
        self.build_tree_contents([('this/foo', 'bar')])
206
 
        this.add('foo')
207
 
        window = self.make_merged_window(directive)
208
 
        self.assertIsInstance(window.handled_error, errors.UncommittedChanges)
209
 
 
210
 
 
211
 
class Test_IterChangesToStatus(tests.TestCaseWithTransport):
212
 
 
213
 
    def assertStatusEqual(self, expected, tree):
214
 
        values = iter_changes_to_status(tree.basis_tree(), tree)
215
 
        self.assertEqual(expected, values)
216
 
 
217
 
    def test_status_added(self):
218
 
        tree = self.make_branch_and_tree('tree')
219
 
        self.build_tree(['tree/a', 'tree/b/', 'tree/b/c'])
220
 
        tree.add(['a', 'b', 'b/c'], ['a-id', 'b-id', 'c-id'])
221
 
 
222
 
        self.assertStatusEqual(
223
 
            [('a-id', 'a', 'added', 'a'),
224
 
             ('b-id', 'b', 'added', 'b/'),
225
 
             ('c-id', 'b/c', 'added', 'b/c'),
226
 
            ], tree)
227
 
 
228
 
    def test_status_renamed(self):
229
 
        tree = self.make_branch_and_tree('tree')
230
 
        self.build_tree(['tree/a', 'tree/b/', 'tree/b/c'])
231
 
        tree.add(['a', 'b', 'b/c'], ['a-id', 'b-id', 'c-id'])
232
 
        rev_id1 = tree.commit('one')
233
 
 
234
 
        tree.rename_one('b', 'd')
235
 
        tree.rename_one('a', 'd/a')
236
 
 
237
 
        self.assertStatusEqual(
238
 
            [('b-id', 'd', 'renamed', 'b/ => d/'),
239
 
             ('a-id', 'd/a', 'renamed', 'a => d/a'),
240
 
            ], tree)
241
 
 
242
 
    def test_status_modified(self):
243
 
        tree = self.make_branch_and_tree('tree')
244
 
        self.build_tree(['tree/a'])
245
 
        tree.add(['a'], ['a-id'])
246
 
        rev_id1 = tree.commit('one')
247
 
 
248
 
        self.build_tree_contents([('tree/a', 'new contents for a\n')])
249
 
 
250
 
        self.assertStatusEqual(
251
 
            [('a-id', 'a', 'modified', 'a'),
252
 
            ], tree)
253
 
 
254
 
    def test_status_renamed_and_modified(self):
255
 
        tree = self.make_branch_and_tree('tree')
256
 
        self.build_tree(['tree/a', 'tree/b/', 'tree/b/c'])
257
 
        tree.add(['a', 'b', 'b/c'], ['a-id', 'b-id', 'c-id'])
258
 
        rev_id1 = tree.commit('one')
259
 
 
260
 
        tree.rename_one('b', 'd')
261
 
        tree.rename_one('a', 'd/a')
262
 
        self.build_tree_contents([('tree/d/a', 'new contents for a\n'),
263
 
                                  ('tree/d/c', 'new contents for c\n'),
264
 
                                 ])
265
 
        # 'c' is not considered renamed, because only its parent was moved, it
266
 
        # stayed in the same directory
267
 
 
268
 
        self.assertStatusEqual(
269
 
            [('b-id', 'd', 'renamed', 'b/ => d/'),
270
 
             ('a-id', 'd/a', 'renamed and modified', 'a => d/a'),
271
 
             ('c-id', 'd/c', 'modified', 'd/c'),
272
 
            ], tree)
273
 
 
274
 
    def test_status_kind_changed(self):
275
 
        tree = self.make_branch_and_tree('tree')
276
 
        self.build_tree(['tree/a', 'tree/b'])
277
 
        tree.add(['a', 'b'], ['a-id', 'b-id'])
278
 
        tree.commit('one')
279
 
 
280
 
        os.remove('tree/a')
281
 
        self.build_tree(['tree/a/'])
282
 
        # XXX:  This is technically valid, and the file list handles it fine,
283
 
        #       but 'show_diff_trees()' does not, so we skip this part of the
284
 
        #       test for now.
285
 
        # tree.rename_one('b', 'c')
286
 
        # os.remove('tree/c')
287
 
        # self.build_tree(['tree/c/'])
288
 
 
289
 
        self.assertStatusEqual(
290
 
            [('a-id', 'a', 'kind changed', 'a => a/'),
291
 
            # ('b-id', 'c', True, 'b => c/', 'renamed and modified'),
292
 
            ], tree)
293
 
 
294
 
    def test_status_removed(self):
295
 
        tree = self.make_branch_and_tree('tree')
296
 
        self.build_tree(['tree/a', 'tree/b/'])
297
 
        tree.add(['a', 'b'], ['a-id', 'b-id'])
298
 
        tree.commit('one')
299
 
 
300
 
        os.remove('tree/a')
301
 
        tree.remove('b', force=True)
302
 
 
303
 
        self.assertStatusEqual(
304
 
            [('a-id', 'a', 'removed', 'a'),
305
 
             ('b-id', 'b', 'removed', 'b/'),
306
 
            ], tree)