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  • Committer: Robert Collins
  • Date: 2005-10-19 10:11:57 UTC
  • mfrom: (1185.16.78)
  • mto: This revision was merged to the branch mainline in revision 1470.
  • Revision ID: robertc@robertcollins.net-20051019101157-17438d311e746b4f
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breezy/tests/test_export.py
1
 
# Copyright (C) 2009, 2010, 2011, 2016 Canonical Ltd
2
 
#
3
 
# This program is free software; you can redistribute it and/or modify
4
 
# it under the terms of the GNU General Public License as published by
5
 
# the Free Software Foundation; either version 2 of the License, or
6
 
# (at your option) any later version.
7
 
#
8
 
# This program is distributed in the hope that it will be useful,
9
 
# but WITHOUT ANY WARRANTY; without even the implied warranty of
10
 
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11
 
# GNU General Public License for more details.
12
 
#
13
 
# You should have received a copy of the GNU General Public License
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
 
"""Tests for breezy.export."""
18
 
 
19
 
import gzip
20
 
import os
21
 
import tarfile
22
 
import time
23
 
import zipfile
24
 
 
25
 
from .. import (
26
 
    errors,
27
 
    export,
28
 
    tests,
29
 
    )
30
 
from ..export import get_root_name
31
 
from ..archive.tar import tarball_generator
32
 
from ..sixish import (
33
 
    BytesIO,
34
 
    )
35
 
from . import features
36
 
 
37
 
 
38
 
class TestDirExport(tests.TestCaseWithTransport):
39
 
 
40
 
    def test_missing_file(self):
41
 
        self.build_tree(['a/', 'a/b', 'a/c'])
42
 
        wt = self.make_branch_and_tree('.')
43
 
        wt.add(['a', 'a/b', 'a/c'])
44
 
        os.unlink('a/c')
45
 
        export.export(wt, 'target', format="dir")
46
 
        self.assertPathExists('target/a/b')
47
 
        self.assertPathDoesNotExist('target/a/c')
48
 
 
49
 
    def test_empty(self):
50
 
        wt = self.make_branch_and_tree('.')
51
 
        export.export(wt, 'target', format="dir")
52
 
        self.assertEqual([], os.listdir("target"))
53
 
 
54
 
    def test_symlink(self):
55
 
        self.requireFeature(features.SymlinkFeature)
56
 
        wt = self.make_branch_and_tree('.')
57
 
        os.symlink('source', 'link')
58
 
        wt.add(['link'])
59
 
        export.export(wt, 'target', format="dir")
60
 
        self.assertPathExists('target/link')
61
 
 
62
 
    def test_nested_tree(self):
63
 
        wt = self.make_branch_and_tree('.', format='development-subtree')
64
 
        subtree = self.make_branch_and_tree('subtree')
65
 
        self.build_tree(['subtree/file'])
66
 
        subtree.add(['file'])
67
 
        wt.add(['subtree'])
68
 
        export.export(wt, 'target', format="dir")
69
 
        self.assertPathExists('target/subtree')
70
 
        # TODO(jelmer): Once iter_entries_by_dir supports nested tree iteration:
71
 
        # self.assertPathExists('target/subtree/file')
72
 
 
73
 
    def test_to_existing_empty_dir_success(self):
74
 
        self.build_tree(['source/', 'source/a', 'source/b/', 'source/b/c'])
75
 
        wt = self.make_branch_and_tree('source')
76
 
        wt.add(['a', 'b', 'b/c'])
77
 
        wt.commit('1')
78
 
        self.build_tree(['target/'])
79
 
        export.export(wt, 'target', format="dir")
80
 
        self.assertPathExists('target/a')
81
 
        self.assertPathExists('target/b')
82
 
        self.assertPathExists('target/b/c')
83
 
 
84
 
    def test_empty_subdir(self):
85
 
        self.build_tree(['source/', 'source/a', 'source/b/', 'source/b/c'])
86
 
        wt = self.make_branch_and_tree('source')
87
 
        wt.add(['a', 'b', 'b/c'])
88
 
        wt.commit('1')
89
 
        self.build_tree(['target/'])
90
 
        export.export(wt, 'target', format="dir", subdir='')
91
 
        self.assertPathExists('target/a')
92
 
        self.assertPathExists('target/b')
93
 
        self.assertPathExists('target/b/c')
94
 
 
95
 
    def test_to_existing_nonempty_dir_fail(self):
96
 
        self.build_tree(['source/', 'source/a', 'source/b/', 'source/b/c'])
97
 
        wt = self.make_branch_and_tree('source')
98
 
        wt.add(['a', 'b', 'b/c'])
99
 
        wt.commit('1')
100
 
        self.build_tree(['target/', 'target/foo'])
101
 
        self.assertRaises(errors.BzrError,
102
 
                          export.export, wt, 'target', format="dir")
103
 
 
104
 
    def test_existing_single_file(self):
105
 
        self.build_tree([
106
 
            'dir1/', 'dir1/dir2/', 'dir1/first', 'dir1/dir2/second'])
107
 
        wtree = self.make_branch_and_tree('dir1')
108
 
        wtree.add(['dir2', 'first', 'dir2/second'])
109
 
        wtree.commit('1')
110
 
        export.export(wtree, 'target1', format='dir', subdir='first')
111
 
        self.assertPathExists('target1/first')
112
 
        export.export(wtree, 'target2', format='dir', subdir='dir2/second')
113
 
        self.assertPathExists('target2/second')
114
 
 
115
 
    def test_files_same_timestamp(self):
116
 
        builder = self.make_branch_builder('source')
117
 
        builder.start_series()
118
 
        builder.build_snapshot(None, [
119
 
            ('add', ('', b'root-id', 'directory', '')),
120
 
            ('add', ('a', b'a-id', 'file', b'content\n'))])
121
 
        builder.build_snapshot(None, [
122
 
            ('add', ('b', b'b-id', 'file', b'content\n'))])
123
 
        builder.finish_series()
124
 
        b = builder.get_branch()
125
 
        b.lock_read()
126
 
        self.addCleanup(b.unlock)
127
 
        tree = b.basis_tree()
128
 
        orig_iter_files_bytes = tree.iter_files_bytes
129
 
 
130
 
        # Make iter_files_bytes slower, so we provoke mtime skew
131
 
        def iter_files_bytes(to_fetch):
132
 
            for thing in orig_iter_files_bytes(to_fetch):
133
 
                yield thing
134
 
                time.sleep(1)
135
 
        tree.iter_files_bytes = iter_files_bytes
136
 
        export.export(tree, 'target', format='dir')
137
 
        t = self.get_transport('target')
138
 
        st_a = t.stat('a')
139
 
        st_b = t.stat('b')
140
 
        # All files must be given the same mtime.
141
 
        self.assertEqual(st_a.st_mtime, st_b.st_mtime)
142
 
 
143
 
    def test_files_per_file_timestamps(self):
144
 
        builder = self.make_branch_builder('source')
145
 
        builder.start_series()
146
 
        # Earliest allowable date on FAT32 filesystems is 1980-01-01
147
 
        a_time = time.mktime((1999, 12, 12, 0, 0, 0, 0, 0, 0))
148
 
        b_time = time.mktime((1980, 0o1, 0o1, 0, 0, 0, 0, 0, 0))
149
 
        builder.build_snapshot(None, [
150
 
            ('add', ('', b'root-id', 'directory', '')),
151
 
            ('add', ('a', b'a-id', 'file', b'content\n'))],
152
 
            timestamp=a_time)
153
 
        builder.build_snapshot(None, [
154
 
            ('add', ('b', b'b-id', 'file', b'content\n'))],
155
 
            timestamp=b_time)
156
 
        builder.finish_series()
157
 
        b = builder.get_branch()
158
 
        b.lock_read()
159
 
        self.addCleanup(b.unlock)
160
 
        tree = b.basis_tree()
161
 
        export.export(tree, 'target', format='dir', per_file_timestamps=True)
162
 
        t = self.get_transport('target')
163
 
        self.assertEqual(a_time, t.stat('a').st_mtime)
164
 
        self.assertEqual(b_time, t.stat('b').st_mtime)
165
 
 
166
 
    def test_subdir_files_per_timestamps(self):
167
 
        builder = self.make_branch_builder('source')
168
 
        builder.start_series()
169
 
        foo_time = time.mktime((1999, 12, 12, 0, 0, 0, 0, 0, 0))
170
 
        builder.build_snapshot(None, [
171
 
            ('add', ('', b'root-id', 'directory', '')),
172
 
            ('add', ('subdir', b'subdir-id', 'directory', '')),
173
 
            ('add', ('subdir/foo.txt', b'foo-id', 'file', b'content\n'))],
174
 
            timestamp=foo_time)
175
 
        builder.finish_series()
176
 
        b = builder.get_branch()
177
 
        b.lock_read()
178
 
        self.addCleanup(b.unlock)
179
 
        tree = b.basis_tree()
180
 
        export.export(tree, 'target', format='dir', subdir='subdir',
181
 
                      per_file_timestamps=True)
182
 
        t = self.get_transport('target')
183
 
        self.assertEqual(foo_time, t.stat('foo.txt').st_mtime)
184
 
 
185
 
 
186
 
class TarExporterTests(tests.TestCaseWithTransport):
187
 
 
188
 
    def test_xz(self):
189
 
        self.requireFeature(features.lzma)
190
 
        import lzma
191
 
        wt = self.make_branch_and_tree('.')
192
 
        self.build_tree(['a'])
193
 
        wt.add(["a"])
194
 
        wt.commit("1")
195
 
        export.export(wt, 'target.tar.xz', format="txz")
196
 
        tf = tarfile.open(fileobj=lzma.LZMAFile('target.tar.xz'))
197
 
        self.assertEqual(["target/a"], tf.getnames())
198
 
 
199
 
    def test_lzma(self):
200
 
        self.requireFeature(features.lzma)
201
 
        import lzma
202
 
        wt = self.make_branch_and_tree('.')
203
 
        self.build_tree(['a'])
204
 
        wt.add(["a"])
205
 
        wt.commit("1")
206
 
        export.export(wt, 'target.tar.lzma', format="tlzma")
207
 
        tf = tarfile.open(fileobj=lzma.LZMAFile('target.tar.lzma'))
208
 
        self.assertEqual(["target/a"], tf.getnames())
209
 
 
210
 
    def test_tgz(self):
211
 
        wt = self.make_branch_and_tree('.')
212
 
        self.build_tree(['a'])
213
 
        wt.add(["a"])
214
 
        wt.commit("1")
215
 
        export.export(wt, 'target.tar.gz', format="tgz")
216
 
        tf = tarfile.open('target.tar.gz')
217
 
        self.assertEqual(["target/a"], tf.getnames())
218
 
 
219
 
    def test_tgz_consistent_mtime(self):
220
 
        wt = self.make_branch_and_tree('.')
221
 
        self.build_tree(['a'])
222
 
        wt.add(["a"])
223
 
        timestamp = 1547400500
224
 
        revid = wt.commit("1", timestamp=timestamp)
225
 
        revtree = wt.branch.repository.revision_tree(revid)
226
 
        export.export(revtree, 'target.tar.gz', format="tgz")
227
 
        with gzip.GzipFile('target.tar.gz', 'r') as f:
228
 
            f.read()
229
 
            self.assertEqual(int(f.mtime), timestamp)
230
 
 
231
 
    def test_tgz_ignores_dest_path(self):
232
 
        # The target path should not be a part of the target file.
233
 
        # (bug #102234)
234
 
        wt = self.make_branch_and_tree('.')
235
 
        self.build_tree(['a'])
236
 
        wt.add(["a"])
237
 
        wt.commit("1")
238
 
        os.mkdir("testdir1")
239
 
        os.mkdir("testdir2")
240
 
        export.export(wt, 'testdir1/target.tar.gz', format="tgz",
241
 
                      per_file_timestamps=True)
242
 
        export.export(wt, 'testdir2/target.tar.gz', format="tgz",
243
 
                      per_file_timestamps=True)
244
 
        file1 = open('testdir1/target.tar.gz', 'rb')
245
 
        self.addCleanup(file1.close)
246
 
        file2 = open('testdir1/target.tar.gz', 'rb')
247
 
        self.addCleanup(file2.close)
248
 
        content1 = file1.read()
249
 
        content2 = file2.read()
250
 
        self.assertEqualDiff(content1, content2)
251
 
        # the gzip module doesn't have a way to read back to the original
252
 
        # filename, but it's stored as-is in the tarfile.
253
 
        self.assertFalse(b"testdir1" in content1)
254
 
        self.assertFalse(b"target.tar.gz" in content1)
255
 
        self.assertTrue(b"target.tar" in content1)
256
 
 
257
 
    def test_tbz2(self):
258
 
        wt = self.make_branch_and_tree('.')
259
 
        self.build_tree(['a'])
260
 
        wt.add(["a"])
261
 
        wt.commit("1")
262
 
        export.export(wt, 'target.tar.bz2', format="tbz2")
263
 
        tf = tarfile.open('target.tar.bz2')
264
 
        self.assertEqual(["target/a"], tf.getnames())
265
 
 
266
 
    def test_export_tarball_generator(self):
267
 
        wt = self.make_branch_and_tree('.')
268
 
        self.build_tree(['a'])
269
 
        wt.add(["a"])
270
 
        wt.commit("1", timestamp=42)
271
 
        target = BytesIO()
272
 
        with wt.lock_read():
273
 
            target.writelines(tarball_generator(wt, "bar"))
274
 
        # Ball should now be closed.
275
 
        target.seek(0)
276
 
        ball2 = tarfile.open(None, "r", target)
277
 
        self.addCleanup(ball2.close)
278
 
        self.assertEqual(["bar/a"], ball2.getnames())
279
 
 
280
 
 
281
 
class ZipExporterTests(tests.TestCaseWithTransport):
282
 
 
283
 
    def test_per_file_timestamps(self):
284
 
        tree = self.make_branch_and_tree('.')
285
 
        self.build_tree_contents([('har', b'foo')])
286
 
        tree.add('har')
287
 
        # Earliest allowable date on FAT32 filesystems is 1980-01-01
288
 
        timestamp = 347151600
289
 
        tree.commit('setup', timestamp=timestamp)
290
 
        export.export(tree.basis_tree(), 'test.zip', format='zip',
291
 
                      per_file_timestamps=True)
292
 
        zfile = zipfile.ZipFile('test.zip')
293
 
        info = zfile.getinfo("test/har")
294
 
        self.assertEqual(time.localtime(timestamp)[:6], info.date_time)
295
 
 
296
 
 
297
 
class RootNameTests(tests.TestCase):
298
 
 
299
 
    def test_root_name(self):
300
 
        self.assertEqual('mytest', get_root_name('../mytest.tar'))
301
 
        self.assertEqual('mytar', get_root_name('mytar.tar'))
302
 
        self.assertEqual('mytar', get_root_name('mytar.tar.bz2'))
303
 
        self.assertEqual('tar.tar.tar', get_root_name('tar.tar.tar.tgz'))
304
 
        self.assertEqual('bzr-0.0.5', get_root_name('bzr-0.0.5.tar.gz'))
305
 
        self.assertEqual('bzr-0.0.5', get_root_name('bzr-0.0.5.zip'))
306
 
        self.assertEqual('bzr-0.0.5', get_root_name('bzr-0.0.5'))
307
 
        self.assertEqual('mytar', get_root_name('a/long/path/mytar.tgz'))
308
 
        self.assertEqual('other',
309
 
                         get_root_name('../parent/../dir/other.tbz2'))
310
 
        self.assertEqual('', get_root_name('-'))