1# Copyright (C) 2009, 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 18"""Tests specific to Branch implementations that use foreign VCS'es.""" 19 20from breezy.branch import ( 21 UnstackableBranchFormat, 22 ) 23from breezy.errors import ( 24 IncompatibleFormat, 25 ) 26from breezy.revision import ( 27 NULL_REVISION, 28 ) 29from breezy.tests import ( 30 TestCaseWithTransport, 31 ) 32 33 34class ForeignBranchFactory(object): 35 """Factory of branches for ForeignBranchTests.""" 36 37 def make_empty_branch(self, transport): 38 """Create an empty branch with no commits in it.""" 39 raise NotImplementedError(self.make_empty_branch) 40 41 def make_branch(self, transport): 42 """Create *some* branch, may be empty or not.""" 43 return self.make_empty_branch(transport) 44 45 46class ForeignBranchTests(TestCaseWithTransport): 47 """Basic tests for foreign branch implementations. 48 49 These tests mainly make sure that the implementation covers the required 50 bits of the API and returns reasonable values. 51 """ 52 branch_factory = None # Set to an instance of ForeignBranchFactory by scenario 53 54 def make_empty_branch(self): 55 return self.branch_factory.make_empty_branch(self.get_transport()) 56 57 def make_branch(self): 58 return self.branch_factory.make_branch(self.get_transport()) 59 60 def test_set_parent(self): 61 """Test that setting the parent works.""" 62 branch = self.make_branch() 63 branch.set_parent("foobar") 64 65 def test_set_push_location(self): 66 """Test that setting the push location works.""" 67 branch = self.make_branch() 68 branch.set_push_location("http://bar/bloe") 69 70 def test_repr_type(self): 71 branch = self.make_branch() 72 self.assertIsInstance(repr(branch), str) 73 74 def test_get_parent(self): 75 """Test that getting the parent location works, and returns None.""" 76 # TODO: Allow this to be non-None when foreign branches add support 77 # for storing this URL. 78 branch = self.make_branch() 79 self.assertIs(None, branch.get_parent()) 80 81 def test_get_push_location(self): 82 """Test that getting the push location works, and returns None.""" 83 # TODO: Allow this to be non-None when foreign branches add support 84 # for storing this URL. 85 branch = self.make_branch() 86 self.assertIs(None, branch.get_push_location()) 87 88 def test_attributes(self): 89 """Check that various required attributes are present.""" 90 branch = self.make_branch() 91 self.assertIsNot(None, getattr(branch, "repository", None)) 92 self.assertIsNot(None, getattr(branch, "mapping", None)) 93 self.assertIsNot(None, getattr(branch, "_format", None)) 94 self.assertIsNot(None, getattr(branch, "base", None)) 95 96 def test__get_nick(self): 97 """Make sure _get_nick is implemented and returns a string.""" 98 branch = self.make_branch() 99 self.assertIsInstance(branch._get_nick(local=False), str) 100 self.assertIsInstance(branch._get_nick(local=True), str) 101 102 def test_null_revid_revno(self): 103 """null: should return revno 0.""" 104 branch = self.make_branch() 105 self.assertEqual(0, branch.revision_id_to_revno(NULL_REVISION)) 106 107 def test_get_stacked_on_url(self): 108 """Test that get_stacked_on_url() behaves as expected. 109 110 Inter-Format stacking doesn't work yet, so all foreign implementations 111 should raise UnstackableBranchFormat at the moment. 112 """ 113 branch = self.make_branch() 114 self.assertRaises(UnstackableBranchFormat, 115 branch.get_stacked_on_url) 116 117 def test_get_physical_lock_status(self): 118 branch = self.make_branch() 119 self.assertFalse(branch.get_physical_lock_status()) 120 121 def test_last_revision_empty_branch(self): 122 branch = self.make_empty_branch() 123 self.assertEqual(NULL_REVISION, branch.last_revision()) 124 self.assertEqual(0, branch.revno()) 125 self.assertEqual((0, NULL_REVISION), branch.last_revision_info()) 126 127 128class ForeignBranchFormatTests(TestCaseWithTransport): 129 """Basic tests for foreign branch format objects.""" 130 131 branch_format = None # Set to a BranchFormat instance by adapter 132 133 def test_initialize(self): 134 """Test this format is not initializable. 135 136 Remote branches may be initializable on their own, but none currently 137 support living in .bzr/branch. 138 """ 139 bzrdir = self.make_controldir('dir') 140 self.assertRaises(IncompatibleFormat, 141 self.branch_format.initialize, bzrdir) 142 143 def test_get_format_description_type(self): 144 self.assertIsInstance(self.branch_format.get_format_description(), str) 145 146 def test_network_name(self): 147 self.assertIsInstance(self.branch_format.network_name(), bytes) 148