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  • Committer: Jelmer Vernooij
  • Date: 2020-05-24 00:39:50 UTC
  • mto: This revision was merged to the branch mainline in revision 7504.
  • Revision ID: jelmer@jelmer.uk-20200524003950-bbc545r76vc5yajg
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breezy/tests/test_status.py
 
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# Copyright (C) 2006-2010 Canonical Ltd
 
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#
 
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# This program is free software; you can redistribute it and/or modify
 
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# it under the terms of the GNU General Public License as published by
 
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# the Free Software Foundation; either version 2 of the License, or
 
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# (at your option) any later version.
 
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#
 
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# This program is distributed in the hope that it will be useful,
 
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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# GNU General Public License for more details.
 
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#
 
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# You should have received a copy of the GNU General Public License
 
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# along with this program; if not, write to the Free Software
 
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
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from io import StringIO
 
18
 
 
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from .. import (
 
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    config,
 
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    status as _mod_status,
 
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    )
 
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from ..revisionspec import RevisionSpec
 
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from ..status import show_pending_merges, show_tree_status
 
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from . import TestCaseWithTransport
 
26
 
 
27
 
 
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class TestStatus(TestCaseWithTransport):
 
29
 
 
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    def test_pending_none(self):
 
31
        # Test whether show_pending_merges works in a tree with no commits
 
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        tree = self.make_branch_and_tree('a')
 
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        tree.commit('empty commit')
 
34
        tree2 = self.make_branch_and_tree('b')
 
35
        # set a left most parent that is not a present commit
 
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        tree2.add_parent_tree_id(b'some-ghost', allow_leftmost_as_ghost=True)
 
37
        # do a merge
 
38
        tree2.merge_from_branch(tree.branch)
 
39
        output = StringIO()
 
40
        with tree2.lock_read():
 
41
            show_pending_merges(tree2, output)
 
42
        self.assertContainsRe(output.getvalue(), 'empty commit')
 
43
 
 
44
    def make_multiple_pending_tree(self):
 
45
        config.GlobalStack().set('email', 'Joe Foo <joe@foo.com>')
 
46
        tree = self.make_branch_and_tree('a')
 
47
        tree.commit('commit 1', timestamp=1196796819, timezone=0)
 
48
        tree2 = tree.controldir.clone('b').open_workingtree()
 
49
        tree.commit('commit 2', timestamp=1196796819, timezone=0)
 
50
        tree2.commit('commit 2b', timestamp=1196796819, timezone=0)
 
51
        tree3 = tree2.controldir.clone('c').open_workingtree()
 
52
        tree2.commit('commit 3b', timestamp=1196796819, timezone=0)
 
53
        tree3.commit('commit 3c', timestamp=1196796819, timezone=0)
 
54
        tree.merge_from_branch(tree2.branch)
 
55
        tree.merge_from_branch(tree3.branch, force=True)
 
56
        return tree
 
57
 
 
58
    def test_multiple_pending(self):
 
59
        tree = self.make_multiple_pending_tree()
 
60
        output = StringIO()
 
61
        tree.lock_read()
 
62
        self.addCleanup(tree.unlock)
 
63
        show_pending_merges(tree, output)
 
64
        # 2b doesn't appear because it's an ancestor of 3b
 
65
        self.assertEqualDiff(
 
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            'pending merge tips: (use -v to see all merge revisions)\n'
 
67
            '  Joe Foo 2007-12-04 commit 3b\n'
 
68
            '  Joe Foo 2007-12-04 commit 3c\n',
 
69
            output.getvalue())
 
70
 
 
71
    def test_multiple_pending_verbose(self):
 
72
        tree = self.make_multiple_pending_tree()
 
73
        output = StringIO()
 
74
        tree.lock_read()
 
75
        self.addCleanup(tree.unlock)
 
76
        show_pending_merges(tree, output, verbose=True)
 
77
        # Even though 2b is in the ancestry of 3c, it should only be displayed
 
78
        # under the first merge parent.
 
79
        self.assertEqualDiff('pending merges:\n'
 
80
                             '  Joe Foo 2007-12-04 commit 3b\n'
 
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                             '    Joe Foo 2007-12-04 commit 2b\n'
 
82
                             '  Joe Foo 2007-12-04 commit 3c\n',
 
83
                             output.getvalue())
 
84
 
 
85
    def test_with_pending_ghost(self):
 
86
        """Test when a pending merge is itself a ghost"""
 
87
        tree = self.make_branch_and_tree('a')
 
88
        tree.commit('first')
 
89
        tree.add_parent_tree_id(b'a-ghost-revision')
 
90
        tree.lock_read()
 
91
        self.addCleanup(tree.unlock)
 
92
        output = StringIO()
 
93
        show_pending_merges(tree, output)
 
94
        self.assertEqualDiff(
 
95
            'pending merge tips: (use -v to see all merge revisions)\n'
 
96
            '  (ghost) a-ghost-revision\n',
 
97
            output.getvalue())
 
98
 
 
99
    def test_pending_with_ghosts(self):
 
100
        """Test when a pending merge's ancestry includes ghosts."""
 
101
        config.GlobalStack().set('email', 'Joe Foo <joe@foo.com>')
 
102
        tree = self.make_branch_and_tree('a')
 
103
        tree.commit('empty commit')
 
104
        tree2 = tree.controldir.clone('b').open_workingtree()
 
105
        tree2.commit('a non-ghost', timestamp=1196796819, timezone=0)
 
106
        tree2.add_parent_tree_id(b'a-ghost-revision')
 
107
        tree2.commit('commit with ghost', timestamp=1196796819, timezone=0)
 
108
        tree2.commit('another non-ghost', timestamp=1196796819, timezone=0)
 
109
        tree.merge_from_branch(tree2.branch)
 
110
        tree.lock_read()
 
111
        self.addCleanup(tree.unlock)
 
112
        output = StringIO()
 
113
        show_pending_merges(tree, output, verbose=True)
 
114
        self.assertEqualDiff(
 
115
            'pending merges:\n'
 
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            '  Joe Foo 2007-12-04 another non-ghost\n'
 
117
            '    Joe Foo 2007-12-04 [merge] commit with ghost\n'
 
118
            '    (ghost) a-ghost-revision\n'
 
119
            '    Joe Foo 2007-12-04 a non-ghost\n',
 
120
            output.getvalue())
 
121
 
 
122
    def tests_revision_to_revision(self):
 
123
        """doing a status between two revision trees should work."""
 
124
        tree = self.make_branch_and_tree('.')
 
125
        r1_id = tree.commit('one', allow_pointless=True)
 
126
        r2_id = tree.commit('two', allow_pointless=True)
 
127
        output = StringIO()
 
128
        show_tree_status(tree, to_file=output, revision=[
 
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            RevisionSpec.from_string("revid:%s" % r1_id.decode('utf-8')),
 
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            RevisionSpec.from_string("revid:%s" % r2_id.decode('utf-8'))])
 
131
        # return does not matter as long as it did not raise.
 
132
 
 
133
 
 
134
class TestHooks(TestCaseWithTransport):
 
135
 
 
136
    def test_constructor(self):
 
137
        """Check that creating a StatusHooks instance has the right defaults.
 
138
        """
 
139
        hooks = _mod_status.StatusHooks()
 
140
        self.assertTrue("post_status" in hooks,
 
141
                        "post_status not in %s" % hooks)
 
142
        self.assertTrue("pre_status" in hooks, "pre_status not in %s" % hooks)
 
143
 
 
144
    def test_installed_hooks_are_StatusHooks(self):
 
145
        """The installed hooks object should be a StatusHooks.
 
146
        """
 
147
        # the installed hooks are saved in self._preserved_hooks.
 
148
        self.assertIsInstance(self._preserved_hooks[_mod_status][1],
 
149
                              _mod_status.StatusHooks)
 
150
 
 
151
    def test_post_status_hook(self):
 
152
        """Ensure that post_status hook is invoked with the right args.
 
153
        """
 
154
        calls = []
 
155
        _mod_status.hooks.install_named_hook('post_status', calls.append, None)
 
156
        self.assertLength(0, calls)
 
157
        tree = self.make_branch_and_tree('.')
 
158
        r1_id = tree.commit('one', allow_pointless=True)
 
159
        r2_id = tree.commit('two', allow_pointless=True)
 
160
        output = StringIO()
 
161
        show_tree_status(tree, to_file=output, revision=[
 
162
            RevisionSpec.from_string("revid:%s" % r1_id.decode('utf-8')),
 
163
            RevisionSpec.from_string("revid:%s" % r2_id.decode('utf-8'))])
 
164
        self.assertLength(1, calls)
 
165
        params = calls[0]
 
166
        self.assertIsInstance(params, _mod_status.StatusHookParams)
 
167
        attrs = ['old_tree', 'new_tree', 'to_file', 'versioned',
 
168
                 'show_ids', 'short', 'verbose', 'specific_files']
 
169
        for a in attrs:
 
170
            self.assertTrue(hasattr(params, a),
 
171
                            'Attribute "%s" not found in StatusHookParam' % a)
 
172
 
 
173
    def test_pre_status_hook(self):
 
174
        """Ensure that pre_status hook is invoked with the right args.
 
175
        """
 
176
        calls = []
 
177
        _mod_status.hooks.install_named_hook('pre_status', calls.append, None)
 
178
        self.assertLength(0, calls)
 
179
        tree = self.make_branch_and_tree('.')
 
180
        r1_id = tree.commit('one', allow_pointless=True)
 
181
        r2_id = tree.commit('two', allow_pointless=True)
 
182
        output = StringIO()
 
183
        show_tree_status(
 
184
            tree, to_file=output,
 
185
            revision=[
 
186
                RevisionSpec.from_string("revid:%s" % r1_id.decode('utf-8')),
 
187
                RevisionSpec.from_string("revid:%s" % r2_id.decode('utf-8'))])
 
188
        self.assertLength(1, calls)
 
189
        params = calls[0]
 
190
        self.assertIsInstance(params, _mod_status.StatusHookParams)
 
191
        attrs = ['old_tree', 'new_tree', 'to_file', 'versioned',
 
192
                 'show_ids', 'short', 'verbose', 'specific_files']
 
193
        for a in attrs:
 
194
            self.assertTrue(hasattr(params, a),
 
195
                            'Attribute "%s" not found in StatusHookParam' % a)