dulwich/tests/test_objects.py

   1 # test_objects.py -- tests for objects.py
   2 # Copyright (C) 2007 James Westby <jw+debian@jameswestby.net>
   3 #
   4 # This program is free software; you can redistribute it and/or
   5 # modify it under the terms of the GNU General Public License
   6 # as published by the Free Software Foundation; version 2
   7 # of the License or (at your option) any later version of
   8 # the License.
   9 #
  10 # This program is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 # GNU General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program; if not, write to the Free Software
  17 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
  18 # MA  02110-1301, USA.
  19
  20 import os
  21 import stat
  22 import unittest
  23
  24 from dulwich.objects import (
  25     Blob,
  26     Tree,
  27     Commit,
  28     Tag,
  29     hex_to_sha,
  30     )
  31
  32 a_sha = '6f670c0fb53f9463760b7295fbb814e965fb20c8'
  33 b_sha = '2969be3e8ee1c0222396a5611407e4769f14e54b'
  34 c_sha = '954a536f7819d40e6f637f849ee187dd10066349'
  35 tree_sha = '70c190eb48fa8bbb50ddc692a17b44cb781af7f6'
  36 tag_sha = '71033db03a03c6a36721efcf1968dd8f8e0cf023'
  37
  38 class BlobReadTests(unittest.TestCase):
  39     """Test decompression of blobs"""
  40
  41     def get_sha_file(self, obj, base, sha):
  42         return obj.from_file(os.path.join(os.path.dirname(__file__),
  43                                           'data', base, sha))
  44
  45     def get_blob(self, sha):
  46         """Return the blob named sha from the test data dir"""
  47         return self.get_sha_file(Blob, 'blobs', sha)
  48
  49     def get_tree(self, sha):
  50         return self.get_sha_file(Tree, 'trees', sha)
  51
  52     def get_tag(self, sha):
  53         return self.get_sha_file(Tag, 'tags', sha)
  54
  55     def commit(self, sha):
  56         return self.get_sha_file(Commit, 'commits', sha)
  57
  58     def test_decompress_simple_blob(self):
  59         b = self.get_blob(a_sha)
  60         self.assertEqual(b.data, 'test 1\n')
  61         self.assertEqual(b.sha().hexdigest(), a_sha)
  62
  63     def test_parse_empty_blob_object(self):
  64         sha = 'e69de29bb2d1d6434b8b29ae775ad8c2e48c5391'
  65         b = self.get_blob(sha)
  66         self.assertEqual(b.data, '')
  67         self.assertEqual(b.id, sha)
  68         self.assertEqual(b.sha().hexdigest(), sha)
  69
  70     def test_create_blob_from_string(self):
  71         string = 'test 2\n'
  72         b = Blob.from_string(string)
  73         self.assertEqual(b.data, string)
  74         self.assertEqual(b.sha().hexdigest(), b_sha)
  75
  76     def test_parse_legacy_blob(self):
  77         string = 'test 3\n'
  78         b = self.get_blob(c_sha)
  79         self.assertEqual(b.data, string)
  80         self.assertEqual(b.sha().hexdigest(), c_sha)
  81
  82     def test_eq(self):
  83         blob1 = self.get_blob(a_sha)
  84         blob2 = self.get_blob(a_sha)
  85         self.assertEqual(blob1, blob2)
  86
  87     def test_read_tree_from_file(self):
  88         t = self.get_tree(tree_sha)
  89         self.assertEqual(t.entries()[0], (33188, 'a', a_sha))
  90         self.assertEqual(t.entries()[1], (33188, 'b', b_sha))
  91
  92     def test_read_tag_from_file(self):
  93         t = self.get_tag(tag_sha)
  94         self.assertEqual(t.object, (Commit, '51b668fd5bf7061b7d6fa525f88803e6cfadaa51'))
  95         self.assertEqual(t.name,'signed')
  96         self.assertEqual(t.tagger,'Ali Sabil <ali.sabil@gmail.com>')
  97         self.assertEqual(t.tag_time, 1231203091)
  98         self.assertEqual(t.message, 'This is a signed tag\n-----BEGIN PGP SIGNATURE-----\nVersion: GnuPG v1.4.9 (GNU/Linux)\n\niEYEABECAAYFAkliqx8ACgkQqSMmLy9u/kcx5ACfakZ9NnPl02tOyYP6pkBoEkU1\n5EcAn0UFgokaSvS371Ym/4W9iJj6vh3h\n=ql7y\n-----END PGP SIGNATURE-----\n')
  99
 100
 101     def test_read_commit_from_file(self):
 102         sha = '60dacdc733de308bb77bb76ce0fb0f9b44c9769e'
 103         c = self.commit(sha)
 104         self.assertEqual(c.tree, tree_sha)
 105         self.assertEqual(c.parents, ['0d89f20333fbb1d2f3a94da77f4981373d8f4310'])
 106         self.assertEqual(c.author,
 107             'James Westby <jw+debian@jameswestby.net>')
 108         self.assertEqual(c.committer,
 109             'James Westby <jw+debian@jameswestby.net>')
 110         self.assertEqual(c.commit_time, 1174759230)
 111         self.assertEqual(c.commit_timezone, 0)
 112         self.assertEqual(c.author_timezone, 0)
 113         self.assertEqual(c.message, 'Test commit\n')
 114
 115     def test_read_commit_no_parents(self):
 116         sha = '0d89f20333fbb1d2f3a94da77f4981373d8f4310'
 117         c = self.commit(sha)
 118         self.assertEqual(c.tree, '90182552c4a85a45ec2a835cadc3451bebdfe870')
 119         self.assertEqual(c.parents, [])
 120         self.assertEqual(c.author,
 121             'James Westby <jw+debian@jameswestby.net>')
 122         self.assertEqual(c.committer,
 123             'James Westby <jw+debian@jameswestby.net>')
 124         self.assertEqual(c.commit_time, 1174758034)
 125         self.assertEqual(c.commit_timezone, 0)
 126         self.assertEqual(c.author_timezone, 0)
 127         self.assertEqual(c.message, 'Test commit\n')
 128
 129     def test_read_commit_two_parents(self):
 130         sha = '5dac377bdded4c9aeb8dff595f0faeebcc8498cc'
 131         c = self.commit(sha)
 132         self.assertEqual(c.tree, 'd80c186a03f423a81b39df39dc87fd269736ca86')
 133         self.assertEqual(c.parents, ['ab64bbdcc51b170d21588e5c5d391ee5c0c96dfd',
 134                                        '4cffe90e0a41ad3f5190079d7c8f036bde29cbe6'])
 135         self.assertEqual(c.author,
 136             'James Westby <jw+debian@jameswestby.net>')
 137         self.assertEqual(c.committer,
 138             'James Westby <jw+debian@jameswestby.net>')
 139         self.assertEqual(c.commit_time, 1174773719)
 140         self.assertEqual(c.commit_timezone, 0)
 141         self.assertEqual(c.author_timezone, 0)
 142         self.assertEqual(c.message, 'Merge ../b\n')
 143
 144
 145
 146 class CommitSerializationTests(unittest.TestCase):
 147
 148     def make_base(self):
 149         c = Commit()
 150         c.tree = 'd80c186a03f423a81b39df39dc87fd269736ca86'
 151         c.parents = ['ab64bbdcc51b170d21588e5c5d391ee5c0c96dfd', '4cffe90e0a41ad3f5190079d7c8f036bde29cbe6']
 152         c.author = 'James Westby <jw+debian@jameswestby.net>'
 153         c.committer = 'James Westby <jw+debian@jameswestby.net>'
 154         c.commit_time = 1174773719
 155         c.author_time = 1174773719
 156         c.commit_timezone = 0
 157         c.author_timezone = 0
 158         c.message =  'Merge ../b\n'
 159         return c
 160
 161     def test_encoding(self):
 162         c = self.make_base()
 163         c.encoding = "iso8859-1"
 164         self.assertTrue("encoding iso8859-1\n" in c.as_raw_string())
 165
 166     def test_short_timestamp(self):
 167         c = self.make_base()
 168         c.commit_time = 30
 169         c1 = Commit()
 170         c1.set_raw_string(c.as_raw_string())
 171         self.assertEquals(30, c1.commit_time)
 172
 173     def test_simple(self):
 174         c = self.make_base()
 175         self.assertEquals(c.id, '5dac377bdded4c9aeb8dff595f0faeebcc8498cc')
 176         self.assertEquals(
 177                 'tree d80c186a03f423a81b39df39dc87fd269736ca86\n'
 178                 'parent ab64bbdcc51b170d21588e5c5d391ee5c0c96dfd\n'
 179                 'parent 4cffe90e0a41ad3f5190079d7c8f036bde29cbe6\n'
 180                 'author James Westby <jw+debian@jameswestby.net> 1174773719 +0000\n'
 181                 'committer James Westby <jw+debian@jameswestby.net> 1174773719 +0000\n'
 182                 '\n'
 183                 'Merge ../b\n', c.as_raw_string())
 184
 185     def test_timezone(self):
 186         c = self.make_base()
 187         c.commit_timezone = 5 * 60
 188         self.assertTrue(" +0005\n" in c.as_raw_string())
 189
 190     def test_neg_timezone(self):
 191         c = self.make_base()
 192         c.commit_timezone = -1 * 3600
 193         self.assertTrue(" -0100\n" in c.as_raw_string())
 194
 195
 196 class TreeSerializationTests(unittest.TestCase):
 197
 198     def test_simple(self):
 199         myhexsha = "d80c186a03f423a81b39df39dc87fd269736ca86"
 200         x = Tree()
 201         x["myname"] = (0100755, myhexsha)
 202         self.assertEquals('100755 myname\0' + hex_to_sha(myhexsha),
 203                 x.as_raw_string())
 204
 205     def test_tree_dir_sort(self):
 206         x = Tree()
 207         x["a.c"] = (0100755, "d80c186a03f423a81b39df39dc87fd269736ca86")
 208         x["a"] = (stat.S_IFDIR, "d80c186a03f423a81b39df39dc87fd269736ca86")
 209         x["a/c"] = (stat.S_IFDIR, "d80c186a03f423a81b39df39dc87fd269736ca86")
 210         self.assertEquals(["a.c", "a", "a/c"], [p[0] for p in x.iteritems()])
 211
 212
 213 class TagSerializeTests(unittest.TestCase):
 214
 215     def test_serialize_simple(self):
 216         x = Tag()
 217         x.tagger = "Jelmer Vernooij <jelmer@samba.org>"
 218         x.name = "0.1"
 219         x.message = "Tag 0.1"
 220         x.object = (3, "d80c186a03f423a81b39df39dc87fd269736ca86")
 221         x.tag_time = 423423423
 222         x.tag_timezone = 0
 223         self.assertEquals("""object d80c186a03f423a81b39df39dc87fd269736ca86
 224 type blob
 225 tag 0.1
 226 tagger Jelmer Vernooij <jelmer@samba.org> 423423423 +0000
 227
 228 Tag 0.1""", x.as_raw_string())
 229
 230
 231 class TagParseTests(unittest.TestCase):
 232
 233     def test_parse_ctime(self):
 234         x = Tag()
 235         x.set_raw_string("""object a38d6181ff27824c79fc7df825164a212eff6a3f
 236 type commit
 237 tag v2.6.22-rc7
 238 tagger Linus Torvalds <torvalds@woody.linux-foundation.org> Sun Jul 1 12:54:34 2007 -0700
 239
 240 Linux 2.6.22-rc7
 241 -----BEGIN PGP SIGNATURE-----
 242 Version: GnuPG v1.4.7 (GNU/Linux)
 243
 244 iD8DBQBGiAaAF3YsRnbiHLsRAitMAKCiLboJkQECM/jpYsY3WPfvUgLXkACgg3ql
 245 OK2XeQOiEeXtT76rV4t2WR4=
 246 =ivrA
 247 -----END PGP SIGNATURE-----
 248 """)
 249         self.assertEquals("Linus Torvalds <torvalds@woody.linux-foundation.org>", x.tagger)
 250         self.assertEquals("v2.6.22-rc7", x.name)
 251
 252     def test_parse_no_tagger(self):
 253         x = Tag()
 254         x.set_raw_string("""object a38d6181ff27824c79fc7df825164a212eff6a3f
 255 type commit
 256 tag v2.6.22-rc7
 257
 258 Linux 2.6.22-rc7
 259 -----BEGIN PGP SIGNATURE-----
 260 Version: GnuPG v1.4.7 (GNU/Linux)
 261
 262 iD8DBQBGiAaAF3YsRnbiHLsRAitMAKCiLboJkQECM/jpYsY3WPfvUgLXkACgg3ql
 263 OK2XeQOiEeXtT76rV4t2WR4=
 264 =ivrA
 265 -----END PGP SIGNATURE-----
 266 """)
 267         self.assertEquals(None, x.tagger)
 268         self.assertEquals("v2.6.22-rc7", x.name)
 269
 270