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Viewing changes to tests/upstream_import.py

  • Committer: Aaron Bentley
  • Date: 2007-01-15 15:19:20 UTC
  • Revision ID: abentley@panoramicfeedback.com-20070115151920-pb4eto22dzk34co2
Add --silent option to patch

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tests/upstream_import.py
 
1
import os
 
2
from StringIO import StringIO
 
3
from shutil import rmtree, copy2, copytree
 
4
import tarfile
 
5
import tempfile
 
6
from unittest import makeSuite
 
7
 
 
8
from bzrlib import osutils
 
9
from bzrlib.bzrdir import BzrDir
 
10
try:
 
11
    from bzrlib.plugins.bzrtools.upstream_import import (
 
12
        common_directory,
 
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        import_tar,
 
14
        import_zip,
 
15
        import_dir,
 
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        top_directory,
 
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        ZipFileWrapper, 
 
18
    )
 
19
except ImportError:
 
20
    from bzrtools.upstream_import import (
 
21
        common_directory,
 
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        import_tar,
 
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        import_zip,
 
24
        import_dir,
 
25
        top_directory,
 
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        ZipFileWrapper, 
 
27
    )
 
28
from bzrlib.tests import TestCaseInTempDir
 
29
 
 
30
 
 
31
class DirFileWriter(object):
 
32
 
 
33
    def __init__(self, fileobj, mode):
 
34
        # We may be asked to 'append'.  If so, fileobj already has a path.
 
35
        # So we copy the existing tree, and overwrite afterward.
 
36
        fileobj.seek(0)
 
37
        existing = fileobj.read()
 
38
        fileobj.seek(0)
 
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        path = tempfile.mkdtemp(dir=os.getcwd())
 
40
        if existing != '':
 
41
            # copytree requires the directory not to exist
 
42
            os.rmdir(path)
 
43
            copytree(existing, path)
 
44
        fileobj.write(path)
 
45
        self.root = path
 
46
 
 
47
    def add(self, path):
 
48
        target_path = os.path.join(self.root, path)
 
49
        parent = osutils.dirname(target_path)
 
50
        if not os.path.exists(parent):
 
51
            os.makedirs(parent)
 
52
        kind = osutils.file_kind(path)
 
53
        if kind == 'file':
 
54
            copy2(path, target_path)
 
55
        if kind == 'directory':
 
56
            os.mkdir(target_path)
 
57
 
 
58
    def close(self):
 
59
        pass
 
60
 
 
61
 
 
62
class TestImport(TestCaseInTempDir):
 
63
 
 
64
    def make_tar(self, mode='w'):
 
65
        def maker(fileobj):
 
66
            return tarfile.open('project-0.1.tar', mode, fileobj)
 
67
        return self.make_archive(maker)
 
68
 
 
69
    def make_archive(self, maker, subdir=True):
 
70
        result = StringIO()
 
71
        archive_file = maker(result)
 
72
        try:
 
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            os.mkdir('project-0.1')
 
74
            if subdir:
 
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                prefix='project-0.1/'
 
76
                archive_file.add('project-0.1')
 
77
            else:
 
78
                prefix=''
 
79
                os.chdir('project-0.1')
 
80
            os.mkdir(prefix + 'junk')
 
81
            archive_file.add(prefix + 'junk')
 
82
            
 
83
            f = file(prefix + 'README', 'wb')
 
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            f.write('What?')
 
85
            f.close()
 
86
            archive_file.add(prefix + 'README')
 
87
 
 
88
            f = file(prefix + 'FEEDME', 'wb')
 
89
            f.write('Hungry!!')
 
90
            f.close()
 
91
            archive_file.add(prefix + 'FEEDME')
 
92
 
 
93
            archive_file.close()
 
94
        finally:
 
95
            if not subdir:
 
96
                os.chdir('..')
 
97
            rmtree('project-0.1')
 
98
        result.seek(0)
 
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        return result
 
100
 
 
101
    def make_archive2(self, builder, subdir):
 
102
        result = StringIO()
 
103
        archive_file = builder(result)
 
104
        os.mkdir('project-0.2')
 
105
        try:
 
106
            if subdir:
 
107
                prefix='project-0.2/'
 
108
                archive_file.add('project-0.2')
 
109
            else:
 
110
                prefix=''
 
111
                os.chdir('project-0.2')
 
112
            
 
113
            os.mkdir(prefix + 'junk')
 
114
            archive_file.add(prefix + 'junk')
 
115
 
 
116
            f = file(prefix + 'README', 'wb')
 
117
            f.write('Now?')
 
118
            f.close()
 
119
            archive_file.add(prefix + 'README')
 
120
            archive_file.close()
 
121
 
 
122
            archive_file = builder(result, 'a')
 
123
            archive_file.add(prefix + 'README')
 
124
            archive_file.close()
 
125
 
 
126
        finally:
 
127
            if not subdir:
 
128
                os.chdir('..')
 
129
        result.seek(0)
 
130
        return result
 
131
 
 
132
    def make_messed_tar(self):
 
133
        result = StringIO()
 
134
        tar_file = tarfile.open('project-0.1.tar', 'w', result)
 
135
        os.mkdir('project-0.1')
 
136
        tar_file.add('project-0.1')
 
137
 
 
138
        os.mkdir('project-0.2')
 
139
        tar_file.add('project-0.2')
 
140
        
 
141
        f = file('project-0.1/README', 'wb')
 
142
        f.write('What?')
 
143
        f.close()
 
144
        tar_file.add('project-0.1/README')
 
145
        tar_file.close()
 
146
        rmtree('project-0.1')
 
147
        result.seek(0)
 
148
        return result
 
149
 
 
150
    def make_zip(self):
 
151
        def maker(fileobj):
 
152
            return ZipFileWrapper(fileobj, 'w')
 
153
        return self.make_archive(maker)
 
154
 
 
155
    def test_top_directory(self):
 
156
        self.assertEqual(top_directory('ab/b/c'), 'ab')
 
157
        self.assertEqual(top_directory('/etc'), '/')
 
158
 
 
159
    def test_common_directory(self):
 
160
        self.assertEqual(common_directory(['ab/c/d', 'ab/c/e']), 'ab')
 
161
        self.assertIs(common_directory(['ab/c/d', 'ac/c/e']), None)
 
162
        self.assertIs(None, common_directory(['FEEDME']))
 
163
 
 
164
    def test_untar(self):
 
165
        def builder(fileobj, mode='w'):
 
166
            return tarfile.open('project-0.1.tar', mode, fileobj)
 
167
        self.archive_test(builder, import_tar)
 
168
 
 
169
    def test_unzip(self):
 
170
        def builder(fileobj, mode='w'):
 
171
            return ZipFileWrapper(fileobj, mode)
 
172
        self.archive_test(builder, import_zip)
 
173
 
 
174
    def test_copydir_nosub(self):
 
175
        def builder(fileobj, mode='w'):
 
176
            return DirFileWriter(fileobj, mode)
 
177
        # It would be bogus to test with the result in a subdirectory,
 
178
        # because for directories, the input root is always the output root.
 
179
        self.archive_test(builder, import_dir)
 
180
 
 
181
    def archive_test(self, builder, importer, subdir=False):
 
182
        archive_file = self.make_archive(builder, subdir)
 
183
        tree = BzrDir.create_standalone_workingtree('tree')
 
184
        importer(tree, archive_file)
 
185
        self.assertTrue(tree.path2id('README') is not None) 
 
186
        self.assertTrue(tree.path2id('FEEDME') is not None)
 
187
        self.assertTrue(os.path.isfile(tree.abspath('README')))
 
188
        self.assertEqual(tree.inventory[tree.path2id('README')].kind, 'file')
 
189
        self.assertEqual(tree.inventory[tree.path2id('FEEDME')].kind, 'file')
 
190
        
 
191
        f = file(tree.abspath('junk/food'), 'wb')
 
192
        f.write('I like food\n')
 
193
        f.close()
 
194
 
 
195
        archive_file = self.make_archive2(builder, subdir)
 
196
        importer(tree, archive_file)
 
197
        self.assertTrue(tree.path2id('README') is not None) 
 
198
        self.assertTrue(not os.path.exists(tree.abspath('FEEDME')))
 
199
 
 
200
 
 
201
    def test_untar2(self):
 
202
        tar_file = self.make_messed_tar()
 
203
        tree = BzrDir.create_standalone_workingtree('tree')
 
204
        import_tar(tree, tar_file)
 
205
        self.assertTrue(tree.path2id('project-0.1/README') is not None) 
 
206
 
 
207
    def test_untar_gzip(self):
 
208
        tar_file = self.make_tar(mode='w:gz')
 
209
        tree = BzrDir.create_standalone_workingtree('tree')
 
210
        import_tar(tree, tar_file)
 
211
        self.assertTrue(tree.path2id('README') is not None) 
 
212
 
 
213
def test_suite():
 
214
    return makeSuite(TestImport)