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.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program; if not, write to the Free Software
  16 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
  17 # MA  02110-1301, USA.
  18
  19 import os
  20 import unittest
  21
  22 from dulwich.objects import (Blob,
  23                          Tree,
  24                          Commit,
  25                          Tag
  26                          )
  27
  28 a_sha = '6f670c0fb53f9463760b7295fbb814e965fb20c8'
  29 b_sha = '2969be3e8ee1c0222396a5611407e4769f14e54b'
  30 c_sha = '954a536f7819d40e6f637f849ee187dd10066349'
  31 tree_sha = '70c190eb48fa8bbb50ddc692a17b44cb781af7f6'
  32 tag_sha = '71033db03a03c6a36721efcf1968dd8f8e0cf023'
  33
  34 class BlobReadTests(unittest.TestCase):
  35   """Test decompression of blobs"""
  36
  37   def get_sha_file(self, obj, base, sha):
  38     return obj.from_file(os.path.join(os.path.dirname(__file__),
  39                                       'data', base, sha))
  40
  41   def get_blob(self, sha):
  42     """Return the blob named sha from the test data dir"""
  43     return self.get_sha_file(Blob, 'blobs', sha)
  44
  45   def get_tree(self, sha):
  46     return self.get_sha_file(Tree, 'trees', sha)
  47
  48   def get_tag(self, sha):
  49     return self.get_sha_file(Tag, 'tags', sha)
  50
  51   def commit(self, sha):
  52     return self.get_sha_file(Commit, 'commits', sha)
  53
  54   def test_decompress_simple_blob(self):
  55     b = self.get_blob(a_sha)
  56     self.assertEqual(b.data, 'test 1\n')
  57     self.assertEqual(b.sha().hexdigest(), a_sha)
  58
  59   def test_parse_empty_blob_object(self):
  60     sha = 'e69de29bb2d1d6434b8b29ae775ad8c2e48c5391'
  61     b = self.get_blob(sha)
  62     self.assertEqual(b.data, '')
  63     self.assertEqual(b.sha().hexdigest(), sha)
  64
  65   def test_create_blob_from_string(self):
  66     string = 'test 2\n'
  67     b = Blob.from_string(string)
  68     self.assertEqual(b.data, string)
  69     self.assertEqual(b.sha().hexdigest(), b_sha)
  70
  71   def test_parse_legacy_blob(self):
  72     string = 'test 3\n'
  73     b = self.get_blob(c_sha)
  74     self.assertEqual(b.data, string)
  75     self.assertEqual(b.sha().hexdigest(), c_sha)
  76
  77   def test_eq(self):
  78     blob1 = self.get_blob(a_sha)
  79     blob2 = self.get_blob(a_sha)
  80     self.assertEqual(blob1, blob2)
  81
  82   def test_read_tree_from_file(self):
  83     t = self.get_tree(tree_sha)
  84     self.assertEqual(t.entries()[0], (33188, 'a', a_sha))
  85     self.assertEqual(t.entries()[1], (33188, 'b', b_sha))
  86
  87   def test_read_tag_from_file(self):
  88     t = self.get_tag(tag_sha)
  89     self.assertEqual(t.object, ('commit', '51b668fd5bf7061b7d6fa525f88803e6cfadaa51'))
  90     self.assertEqual(t.name,'signed')
  91     self.assertEqual(t.tagger,'Ali Sabil <ali.sabil@gmail.com>')
  92     self.assertEqual(t.tag_time, 1231203091)
  93     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')
  94
  95
  96   def test_read_commit_from_file(self):
  97     sha = '60dacdc733de308bb77bb76ce0fb0f9b44c9769e'
  98     c = self.commit(sha)
  99     self.assertEqual(c.tree, tree_sha)
 100     self.assertEqual(c.parents, ['0d89f20333fbb1d2f3a94da77f4981373d8f4310'])
 101     self.assertEqual(c.author,
 102         'James Westby <jw+debian@jameswestby.net>')
 103     self.assertEqual(c.committer,
 104         'James Westby <jw+debian@jameswestby.net>')
 105     self.assertEqual(c.commit_time, 1174759230)
 106     self.assertEqual(c.message, 'Test commit\n')
 107
 108   def test_read_commit_no_parents(self):
 109     sha = '0d89f20333fbb1d2f3a94da77f4981373d8f4310'
 110     c = self.commit(sha)
 111     self.assertEqual(c.tree, '90182552c4a85a45ec2a835cadc3451bebdfe870')
 112     self.assertEqual(c.parents, [])
 113     self.assertEqual(c.author,
 114         'James Westby <jw+debian@jameswestby.net>')
 115     self.assertEqual(c.committer,
 116         'James Westby <jw+debian@jameswestby.net>')
 117     self.assertEqual(c.commit_time, 1174758034)
 118     self.assertEqual(c.message, 'Test commit\n')
 119
 120   def test_read_commit_two_parents(self):
 121     sha = '5dac377bdded4c9aeb8dff595f0faeebcc8498cc'
 122     c = self.commit(sha)
 123     self.assertEqual(c.tree, 'd80c186a03f423a81b39df39dc87fd269736ca86')
 124     self.assertEqual(c.parents, ['ab64bbdcc51b170d21588e5c5d391ee5c0c96dfd',
 125                                    '4cffe90e0a41ad3f5190079d7c8f036bde29cbe6'])
 126     self.assertEqual(c.author,
 127         'James Westby <jw+debian@jameswestby.net>')
 128     self.assertEqual(c.committer,
 129         'James Westby <jw+debian@jameswestby.net>')
 130     self.assertEqual(c.commit_time, 1174773719)
 131     self.assertEqual(c.message, 'Merge ../b\n')
 132