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Viewing changes to bzrlib/tests/test_export.py

  • Committer: Kit Randel
  • Date: 2014-12-15 20:24:42 UTC
  • mto: This revision was merged to the branch mainline in revision 6602.
  • Revision ID: kit.randel@canonical.com-20141215202442-usf2ixhypqg8yh6q
added a note for bug-1400567 to the 2.7b release notes

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bzrlib/tests/test_export.py
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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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"""Tests for bzrlib.export."""
 
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from cStringIO import StringIO
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import os
 
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import tarfile
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import time
 
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import zipfile
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from bzrlib import (
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    errors,
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    export,
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    tests,
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    )
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class TestExport(tests.TestCaseWithTransport):
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    def test_dir_export_missing_file(self):
 
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from bzrlib.export import get_root_name
 
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from bzrlib.export.tar_exporter import export_tarball_generator
 
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from bzrlib.tests import features
 
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34
 
 
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class TestDirExport(tests.TestCaseWithTransport):
 
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    def test_missing_file(self):
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        self.build_tree(['a/', 'a/b', 'a/c'])
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        wt = self.make_branch_and_tree('.')
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        wt.add(['a', 'a/b', 'a/c'])
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        os.unlink('a/c')
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        export.export(wt, 'target', format="dir")
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        self.failUnlessExists('target/a/b')
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        self.failIfExists('target/a/c')
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38
 
    def test_dir_export_symlink(self):
39
 
        self.requireFeature(tests.SymlinkFeature)
 
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        self.assertPathExists('target/a/b')
 
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        self.assertPathDoesNotExist('target/a/c')
 
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    def test_empty(self):
 
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        wt = self.make_branch_and_tree('.')
 
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        export.export(wt, 'target', format="dir")
 
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        self.assertEquals([], os.listdir("target"))
 
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51
    def test_symlink(self):
 
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        self.requireFeature(features.SymlinkFeature)
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        wt = self.make_branch_and_tree('.')
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        os.symlink('source', 'link')
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        wt.add(['link'])
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        export.export(wt, 'target', format="dir")
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        self.failUnlessExists('target/link')
 
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        self.assertPathExists('target/link')
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46
 
    def test_dir_export_to_existing_empty_dir_success(self):
 
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    def test_to_existing_empty_dir_success(self):
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        self.build_tree(['source/', 'source/a', 'source/b/', 'source/b/c'])
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        wt = self.make_branch_and_tree('source')
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        wt.add(['a', 'b', 'b/c'])
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        wt.commit('1')
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        self.build_tree(['target/'])
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        export.export(wt, 'target', format="dir")
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        self.failUnlessExists('target/a')
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        self.failUnlessExists('target/b')
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        self.failUnlessExists('target/b/c')
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57
 
    def test_dir_export_to_existing_nonempty_dir_fail(self):
 
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        self.assertPathExists('target/a')
 
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        self.assertPathExists('target/b')
 
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        self.assertPathExists('target/b/c')
 
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70
    def test_empty_subdir(self):
 
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        self.build_tree(['source/', 'source/a', 'source/b/', 'source/b/c'])
 
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        wt = self.make_branch_and_tree('source')
 
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        wt.add(['a', 'b', 'b/c'])
 
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        wt.commit('1')
 
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        self.build_tree(['target/'])
 
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        export.export(wt, 'target', format="dir", subdir='')
 
77
        self.assertPathExists('target/a')
 
78
        self.assertPathExists('target/b')
 
79
        self.assertPathExists('target/b/c')
 
80
 
 
81
    def test_to_existing_nonempty_dir_fail(self):
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        self.build_tree(['source/', 'source/a', 'source/b/', 'source/b/c'])
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        wt = self.make_branch_and_tree('source')
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        wt.add(['a', 'b', 'b/c'])
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        wt.commit('1')
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        self.build_tree(['target/', 'target/foo'])
63
 
        self.assertRaises(errors.BzrError, export.export, wt, 'target', format="dir")
 
87
        self.assertRaises(errors.BzrError,
 
88
            export.export, wt, 'target', format="dir")
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89
 
65
 
    def test_dir_export_existing_single_file(self):
66
 
        self.build_tree(['dir1/', 'dir1/dir2/', 'dir1/first', 'dir1/dir2/second'])
 
90
    def test_existing_single_file(self):
 
91
        self.build_tree([
 
92
            'dir1/', 'dir1/dir2/', 'dir1/first', 'dir1/dir2/second'])
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        wtree = self.make_branch_and_tree('dir1')
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        wtree.add(['dir2', 'first', 'dir2/second'])
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        wtree.commit('1')
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        export.export(wtree, 'target1', format='dir', subdir='first')
71
 
        self.failUnlessExists('target1/first')
 
97
        self.assertPathExists('target1/first')
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        export.export(wtree, 'target2', format='dir', subdir='dir2/second')
73
 
        self.failUnlessExists('target2/second')
74
 
        
75
 
    def test_dir_export_files_same_timestamp(self):
 
99
        self.assertPathExists('target2/second')
 
100
 
 
101
    def test_files_same_timestamp(self):
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        builder = self.make_branch_builder('source')
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        builder.start_series()
78
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        builder.build_snapshot(None, None, [
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        self.addCleanup(b.unlock)
87
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        tree = b.basis_tree()
88
114
        orig_iter_files_bytes = tree.iter_files_bytes
 
115
 
89
116
        # Make iter_files_bytes slower, so we provoke mtime skew
90
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        def iter_files_bytes(to_fetch):
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            for thing in orig_iter_files_bytes(to_fetch):
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        # All files must be given the same mtime.
100
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        self.assertEqual(st_a.st_mtime, st_b.st_mtime)
101
128
 
102
 
    def test_dir_export_files_per_file_timestamps(self):
 
129
    def test_files_per_file_timestamps(self):
103
130
        builder = self.make_branch_builder('source')
104
131
        builder.start_series()
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132
        # Earliest allowable date on FAT32 filesystems is 1980-01-01
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        t = self.get_transport('target')
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        self.assertEqual(a_time, t.stat('a').st_mtime)
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150
        self.assertEqual(b_time, t.stat('b').st_mtime)
 
151
 
 
152
    def test_subdir_files_per_timestamps(self):
 
153
        builder = self.make_branch_builder('source')
 
154
        builder.start_series()
 
155
        foo_time = time.mktime((1999, 12, 12, 0, 0, 0, 0, 0, 0))
 
156
        builder.build_snapshot(None, None, [
 
157
            ('add', ('', 'root-id', 'directory', '')),
 
158
            ('add', ('subdir', 'subdir-id', 'directory', '')),
 
159
            ('add', ('subdir/foo.txt', 'foo-id', 'file', 'content\n'))],
 
160
            timestamp=foo_time)
 
161
        builder.finish_series()
 
162
        b = builder.get_branch()
 
163
        b.lock_read()
 
164
        self.addCleanup(b.unlock)
 
165
        tree = b.basis_tree()
 
166
        export.export(tree, 'target', format='dir', subdir='subdir',
 
167
            per_file_timestamps=True)
 
168
        t = self.get_transport('target')
 
169
        self.assertEquals(foo_time, t.stat('foo.txt').st_mtime)
 
170
 
 
171
 
 
172
class TarExporterTests(tests.TestCaseWithTransport):
 
173
 
 
174
    def test_xz(self):
 
175
        self.requireFeature(features.lzma)
 
176
        import lzma
 
177
        wt = self.make_branch_and_tree('.')
 
178
        self.build_tree(['a'])
 
179
        wt.add(["a"])
 
180
        wt.commit("1")
 
181
        export.export(wt, 'target.tar.xz', format="txz")
 
182
        tf = tarfile.open(fileobj=lzma.LZMAFile('target.tar.xz'))
 
183
        self.assertEquals(["target/a"], tf.getnames())
 
184
 
 
185
    def test_lzma(self):
 
186
        self.requireFeature(features.lzma)
 
187
        import lzma
 
188
        wt = self.make_branch_and_tree('.')
 
189
        self.build_tree(['a'])
 
190
        wt.add(["a"])
 
191
        wt.commit("1")
 
192
        export.export(wt, 'target.tar.lzma', format="tlzma")
 
193
        tf = tarfile.open(fileobj=lzma.LZMAFile('target.tar.lzma'))
 
194
        self.assertEquals(["target/a"], tf.getnames())
 
195
 
 
196
    def test_tgz(self):
 
197
        wt = self.make_branch_and_tree('.')
 
198
        self.build_tree(['a'])
 
199
        wt.add(["a"])
 
200
        wt.commit("1")
 
201
        export.export(wt, 'target.tar.gz', format="tgz")
 
202
        tf = tarfile.open('target.tar.gz')
 
203
        self.assertEquals(["target/a"], tf.getnames())
 
204
 
 
205
    def test_tgz_ignores_dest_path(self):
 
206
        # The target path should not be a part of the target file.
 
207
        # (bug #102234)
 
208
        wt = self.make_branch_and_tree('.')
 
209
        self.build_tree(['a'])
 
210
        wt.add(["a"])
 
211
        wt.commit("1")
 
212
        os.mkdir("testdir1")
 
213
        os.mkdir("testdir2")
 
214
        export.export(wt, 'testdir1/target.tar.gz', format="tgz",
 
215
            per_file_timestamps=True)
 
216
        export.export(wt, 'testdir2/target.tar.gz', format="tgz",
 
217
            per_file_timestamps=True)
 
218
        file1 = open('testdir1/target.tar.gz', 'r')
 
219
        self.addCleanup(file1.close)
 
220
        file2 = open('testdir1/target.tar.gz', 'r')
 
221
        self.addCleanup(file2.close)
 
222
        content1 = file1.read()
 
223
        content2 = file2.read()
 
224
        self.assertEqualDiff(content1, content2)
 
225
        # the gzip module doesn't have a way to read back to the original
 
226
        # filename, but it's stored as-is in the tarfile.
 
227
        self.assertFalse("testdir1" in content1)
 
228
        self.assertFalse("target.tar.gz" in content1)
 
229
        self.assertTrue("target.tar" in content1)
 
230
 
 
231
    def test_tbz2(self):
 
232
        wt = self.make_branch_and_tree('.')
 
233
        self.build_tree(['a'])
 
234
        wt.add(["a"])
 
235
        wt.commit("1")
 
236
        export.export(wt, 'target.tar.bz2', format="tbz2")
 
237
        tf = tarfile.open('target.tar.bz2')
 
238
        self.assertEquals(["target/a"], tf.getnames())
 
239
 
 
240
    def test_xz_stdout(self):
 
241
        wt = self.make_branch_and_tree('.')
 
242
        self.assertRaises(errors.BzrError, export.export, wt, '-',
 
243
            format="txz")
 
244
 
 
245
    def test_export_tarball_generator(self):
 
246
        wt = self.make_branch_and_tree('.')
 
247
        self.build_tree(['a'])
 
248
        wt.add(["a"])
 
249
        wt.commit("1", timestamp=42)
 
250
        target = StringIO()
 
251
        ball = tarfile.open(None, "w|", target)
 
252
        wt.lock_read()
 
253
        try:
 
254
            for _ in export_tarball_generator(wt, ball, "bar"):
 
255
                pass
 
256
        finally:
 
257
            wt.unlock()
 
258
        # Ball should now be closed.
 
259
        target.seek(0)
 
260
        ball2 = tarfile.open(None, "r", target)
 
261
        self.addCleanup(ball2.close)
 
262
        self.assertEquals(["bar/a"], ball2.getnames())
 
263
 
 
264
 
 
265
class ZipExporterTests(tests.TestCaseWithTransport):
 
266
 
 
267
    def test_per_file_timestamps(self):
 
268
        tree = self.make_branch_and_tree('.')
 
269
        self.build_tree_contents([('har', 'foo')])
 
270
        tree.add('har')
 
271
        # Earliest allowable date on FAT32 filesystems is 1980-01-01
 
272
        timestamp = 347151600
 
273
        tree.commit('setup', timestamp=timestamp)
 
274
        export.export(tree.basis_tree(), 'test.zip', format='zip',
 
275
            per_file_timestamps=True)
 
276
        zfile = zipfile.ZipFile('test.zip')
 
277
        info = zfile.getinfo("test/har")
 
278
        self.assertEquals(time.localtime(timestamp)[:6], info.date_time)
 
279
 
 
280
 
 
281
class RootNameTests(tests.TestCase):
 
282
 
 
283
    def test_root_name(self):
 
284
        self.assertEquals('mytest', get_root_name('../mytest.tar'))
 
285
        self.assertEquals('mytar', get_root_name('mytar.tar'))
 
286
        self.assertEquals('mytar', get_root_name('mytar.tar.bz2'))
 
287
        self.assertEquals('tar.tar.tar', get_root_name('tar.tar.tar.tgz'))
 
288
        self.assertEquals('bzr-0.0.5', get_root_name('bzr-0.0.5.tar.gz'))
 
289
        self.assertEquals('bzr-0.0.5', get_root_name('bzr-0.0.5.zip'))
 
290
        self.assertEquals('bzr-0.0.5', get_root_name('bzr-0.0.5'))
 
291
        self.assertEquals('mytar', get_root_name('a/long/path/mytar.tgz'))
 
292
        self.assertEquals('other',
 
293
            get_root_name('../parent/../dir/other.tbz2'))
 
294
        self.assertEquals('', get_root_name('-'))