← Back to branch summary

~abentley/bzrtools/bzrtools.dev

« back to all changes in this revision

Viewing changes to tests/upstream_import.py

  • Committer: Aaron Bentley
  • Date: 2005-11-10 20:15:27 UTC
  • Revision ID: aaron.bentley@utoronto.ca-20051110201527-8caa84ae529a1871
Added Daniel Silverstone to credits

Show diffs side-by-side

added added

removed removed

Lines of Context:
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
 
from bzrlib.plugins.bzrtools.upstream_import import (
11
 
    common_directory,
12
 
    import_tar,
13
 
    import_zip,
14
 
    import_dir,
15
 
    top_directory,
16
 
    ZipFileWrapper, 
17
 
)
18
 
from bzrlib.tests import TestCaseInTempDir
19
 
 
20
 
class DirFileWriter(object):
21
 
 
22
 
    def __init__(self, fileobj, mode):
23
 
        # We may be asked to 'append'.  If so, fileobj already has a path.
24
 
        # So we copy the existing tree, and overwrite afterward.
25
 
        fileobj.seek(0)
26
 
        existing = fileobj.read()
27
 
        fileobj.seek(0)
28
 
        path = tempfile.mkdtemp(dir=os.getcwd())
29
 
        if existing != '':
30
 
            # copytree requires the directory not to exist
31
 
            os.rmdir(path)
32
 
            copytree(existing, path)
33
 
        fileobj.write(path)
34
 
        self.root = path
35
 
 
36
 
    def add(self, path):
37
 
        target_path = os.path.join(self.root, path)
38
 
        parent = osutils.dirname(target_path)
39
 
        if not os.path.exists(parent):
40
 
            os.makedirs(parent)
41
 
        kind = osutils.file_kind(path)
42
 
        if kind == 'file':
43
 
            copy2(path, target_path)
44
 
        if kind == 'directory':
45
 
            os.mkdir(target_path)
46
 
 
47
 
    def close(self):
48
 
        pass
49
 
 
50
 
 
51
 
class TestImport(TestCaseInTempDir):
52
 
 
53
 
    def make_tar(self, mode='w'):
54
 
        def maker(fileobj):
55
 
            return tarfile.open('project-0.1.tar', mode, fileobj)
56
 
        return self.make_archive(maker)
57
 
 
58
 
    def make_archive(self, maker, subdir=True):
59
 
        result = StringIO()
60
 
        archive_file = maker(result)
61
 
        try:
62
 
            os.mkdir('project-0.1')
63
 
            if subdir:
64
 
                prefix='project-0.1/'
65
 
                archive_file.add('project-0.1')
66
 
            else:
67
 
                prefix=''
68
 
                os.chdir('project-0.1')
69
 
            os.mkdir(prefix + 'junk')
70
 
            archive_file.add(prefix + 'junk')
71
 
            
72
 
            f = file(prefix + 'README', 'wb')
73
 
            f.write('What?')
74
 
            f.close()
75
 
            archive_file.add(prefix + 'README')
76
 
 
77
 
            f = file(prefix + 'FEEDME', 'wb')
78
 
            f.write('Hungry!!')
79
 
            f.close()
80
 
            archive_file.add(prefix + 'FEEDME')
81
 
 
82
 
            archive_file.close()
83
 
        finally:
84
 
            if not subdir:
85
 
                os.chdir('..')
86
 
            rmtree('project-0.1')
87
 
        result.seek(0)
88
 
        return result
89
 
 
90
 
    def make_archive2(self, builder, subdir):
91
 
        result = StringIO()
92
 
        archive_file = builder(result)
93
 
        os.mkdir('project-0.2')
94
 
        try:
95
 
            if subdir:
96
 
                prefix='project-0.2/'
97
 
                archive_file.add('project-0.2')
98
 
            else:
99
 
                prefix=''
100
 
                os.chdir('project-0.2')
101
 
            
102
 
            os.mkdir(prefix + 'junk')
103
 
            archive_file.add(prefix + 'junk')
104
 
 
105
 
            f = file(prefix + 'README', 'wb')
106
 
            f.write('Now?')
107
 
            f.close()
108
 
            archive_file.add(prefix + 'README')
109
 
            archive_file.close()
110
 
 
111
 
            archive_file = builder(result, 'a')
112
 
            archive_file.add(prefix + 'README')
113
 
            archive_file.close()
114
 
 
115
 
        finally:
116
 
            if not subdir:
117
 
                os.chdir('..')
118
 
        result.seek(0)
119
 
        return result
120
 
 
121
 
    def make_messed_tar(self):
122
 
        result = StringIO()
123
 
        tar_file = tarfile.open('project-0.1.tar', 'w', result)
124
 
        os.mkdir('project-0.1')
125
 
        tar_file.add('project-0.1')
126
 
 
127
 
        os.mkdir('project-0.2')
128
 
        tar_file.add('project-0.2')
129
 
        
130
 
        f = file('project-0.1/README', 'wb')
131
 
        f.write('What?')
132
 
        f.close()
133
 
        tar_file.add('project-0.1/README')
134
 
        tar_file.close()
135
 
        rmtree('project-0.1')
136
 
        result.seek(0)
137
 
        return result
138
 
 
139
 
    def make_zip(self):
140
 
        def maker(fileobj):
141
 
            return ZipFileWrapper(fileobj, 'w')
142
 
        return self.make_archive(maker)
143
 
 
144
 
    def test_top_directory(self):
145
 
        self.assertEqual(top_directory('ab/b/c'), 'ab')
146
 
        self.assertEqual(top_directory('/etc'), '/')
147
 
 
148
 
    def test_common_directory(self):
149
 
        self.assertEqual(common_directory(['ab/c/d', 'ab/c/e']), 'ab')
150
 
        self.assertIs(common_directory(['ab/c/d', 'ac/c/e']), None)
151
 
        self.assertIs(None, common_directory(['FEEDME']))
152
 
 
153
 
    def test_untar(self):
154
 
        def builder(fileobj, mode='w'):
155
 
            return tarfile.open('project-0.1.tar', mode, fileobj)
156
 
        self.archive_test(builder, import_tar)
157
 
 
158
 
    def test_unzip(self):
159
 
        def builder(fileobj, mode='w'):
160
 
            return ZipFileWrapper(fileobj, mode)
161
 
        self.archive_test(builder, import_zip)
162
 
 
163
 
    def test_copydir_nosub(self):
164
 
        def builder(fileobj, mode='w'):
165
 
            return DirFileWriter(fileobj, mode)
166
 
        # It would be bogus to test with the result in a subdirectory,
167
 
        # because for directories, the input root is always the output root.
168
 
        self.archive_test(builder, import_dir)
169
 
 
170
 
    def archive_test(self, builder, importer, subdir=False):
171
 
        archive_file = self.make_archive(builder, subdir)
172
 
        tree = BzrDir.create_standalone_workingtree('tree')
173
 
        tree.lock_write()
174
 
        try:
175
 
            importer(tree, archive_file)
176
 
            self.assertTrue(tree.path2id('README') is not None)
177
 
            self.assertTrue(tree.path2id('FEEDME') is not None)
178
 
            self.assertTrue(os.path.isfile(tree.abspath('README')))
179
 
            self.assertEqual(tree.inventory[tree.path2id('README')].kind,
180
 
                'file')
181
 
            self.assertEqual(tree.inventory[tree.path2id('FEEDME')].kind,
182
 
                'file')
183
 
            f = file(tree.abspath('junk/food'), 'wb')
184
 
            f.write('I like food\n')
185
 
            f.close()
186
 
 
187
 
            archive_file = self.make_archive2(builder, subdir)
188
 
            importer(tree, archive_file)
189
 
            self.assertTrue(tree.path2id('README') is not None)
190
 
            self.assertTrue(not os.path.exists(tree.abspath('FEEDME')))
191
 
        finally:
192
 
            tree.unlock()
193
 
 
194
 
 
195
 
    def test_untar2(self):
196
 
        tar_file = self.make_messed_tar()
197
 
        tree = BzrDir.create_standalone_workingtree('tree')
198
 
        import_tar(tree, tar_file)
199
 
        self.assertTrue(tree.path2id('project-0.1/README') is not None) 
200
 
 
201
 
    def test_untar_gzip(self):
202
 
        tar_file = self.make_tar(mode='w:gz')
203
 
        tree = BzrDir.create_standalone_workingtree('tree')
204
 
        import_tar(tree, tar_file)
205
 
        self.assertTrue(tree.path2id('README') is not None) 
206
 
 
207
 
def test_suite():
208
 
    return makeSuite(TestImport)