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# Copyright (C) 2005 by Canonical Ltd
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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from cStringIO import StringIO
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from bzrlib.branch import Branch
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from bzrlib.clone import copy_branch
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import bzrlib.errors as errors
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from bzrlib.diff import internal_diff
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from bzrlib.inventory import Inventory, ROOT_ID
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import bzrlib.inventory as inventory
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from bzrlib.osutils import has_symlinks, rename
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from bzrlib.selftest import TestCase, TestCaseInTempDir
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class TestInventory(TestCase):
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def test_is_within(self):
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from bzrlib.osutils import is_inside_any
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SRC_FOO_C = os.path.join('src', 'foo.c')
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for dirs, fn in [(['src', 'doc'], SRC_FOO_C),
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self.assert_(is_inside_any(dirs, fn))
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for dirs, fn in [(['src'], 'srccontrol'),
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(['src'], 'srccontrol/foo')]:
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self.assertFalse(is_inside_any(dirs, fn))
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"""Test detection of files within selected directories."""
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for args in [('src', 'directory', 'src-id'),
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('doc', 'directory', 'doc-id'),
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('src/hello.c', 'file'),
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('src/bye.c', 'file', 'bye-id'),
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('Makefile', 'file')]:
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self.assertEqual(inv.path2id('src'), 'src-id')
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self.assertEqual(inv.path2id('src/bye.c'), 'bye-id')
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self.assert_('src-id' in inv)
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def test_version(self):
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"""Inventory remembers the text's version."""
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ie = inv.add_path('foo.txt', 'file')
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class TestInventoryEntry(TestCase):
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def test_file_kind_character(self):
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file = inventory.InventoryFile('123', 'hello.c', ROOT_ID)
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self.assertEqual(file.kind_character(), '')
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def test_dir_kind_character(self):
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dir = inventory.InventoryDirectory('123', 'hello.c', ROOT_ID)
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self.assertEqual(dir.kind_character(), '/')
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def test_link_kind_character(self):
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dir = inventory.InventoryLink('123', 'hello.c', ROOT_ID)
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self.assertEqual(dir.kind_character(), '')
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def test_dir_detect_changes(self):
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left = inventory.InventoryDirectory('123', 'hello.c', ROOT_ID)
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left.executable = True
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left.symlink_target='foo'
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right = inventory.InventoryDirectory('123', 'hello.c', ROOT_ID)
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right.symlink_target='bar'
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self.assertEqual((False, False), left.detect_changes(right))
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self.assertEqual((False, False), right.detect_changes(left))
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def test_file_detect_changes(self):
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left = inventory.InventoryFile('123', 'hello.c', ROOT_ID)
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right = inventory.InventoryFile('123', 'hello.c', ROOT_ID)
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self.assertEqual((False, False), left.detect_changes(right))
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self.assertEqual((False, False), right.detect_changes(left))
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left.executable = True
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self.assertEqual((False, True), left.detect_changes(right))
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self.assertEqual((False, True), right.detect_changes(left))
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right.text_sha1 = 321
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self.assertEqual((True, True), left.detect_changes(right))
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self.assertEqual((True, True), right.detect_changes(left))
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def test_symlink_detect_changes(self):
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left = inventory.InventoryLink('123', 'hello.c', ROOT_ID)
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left.executable = True
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left.symlink_target='foo'
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right = inventory.InventoryLink('123', 'hello.c', ROOT_ID)
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right.text_sha1 = 321
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right.symlink_target='foo'
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self.assertEqual((False, False), left.detect_changes(right))
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self.assertEqual((False, False), right.detect_changes(left))
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left.symlink_target = 'different'
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self.assertEqual((True, False), left.detect_changes(right))
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self.assertEqual((True, False), right.detect_changes(left))
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def test_file_has_text(self):
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file = inventory.InventoryFile('123', 'hello.c', ROOT_ID)
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self.failUnless(file.has_text())
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def test_directory_has_text(self):
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dir = inventory.InventoryDirectory('123', 'hello.c', ROOT_ID)
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self.failIf(dir.has_text())
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def test_link_has_text(self):
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link = inventory.InventoryLink('123', 'hello.c', ROOT_ID)
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self.failIf(link.has_text())
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class TestEntryDiffing(TestCaseInTempDir):
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super(TestEntryDiffing, self).setUp()
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self.branch = Branch.initialize('.')
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print >> open('file', 'wb'), 'foo'
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self.branch.add(['file'], ['fileid'])
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os.symlink('target1', 'symlink')
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self.branch.add(['symlink'], ['linkid'])
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self.branch.commit('message_1', rev_id = '1')
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print >> open('file', 'wb'), 'bar'
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os.symlink('target2', 'symlink')
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self.tree_1 = self.branch.revision_tree('1')
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self.inv_1 = self.branch.get_inventory('1')
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self.file_1 = self.inv_1['fileid']
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self.tree_2 = self.branch.working_tree()
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self.inv_2 = self.branch.inventory
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self.file_2 = self.inv_2['fileid']
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self.link_1 = self.inv_1['linkid']
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self.link_2 = self.inv_2['linkid']
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def test_file_diff_deleted(self):
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self.file_1.diff(internal_diff,
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"old_label", self.tree_1,
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"/dev/null", None, None,
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self.assertEqual(output.getvalue(), "--- old_label\n"
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def test_file_diff_added(self):
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self.file_1.diff(internal_diff,
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"new_label", self.tree_1,
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"/dev/null", None, None,
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output, reverse=True)
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self.assertEqual(output.getvalue(), "--- /dev/null\n"
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def test_file_diff_changed(self):
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self.file_1.diff(internal_diff,
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"/dev/null", self.tree_1,
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"new_label", self.file_2, self.tree_2,
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self.assertEqual(output.getvalue(), "--- /dev/null\n"
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def test_link_diff_deleted(self):
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self.link_1.diff(internal_diff,
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"old_label", self.tree_1,
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"/dev/null", None, None,
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self.assertEqual(output.getvalue(),
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"=== target was 'target1'\n")
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def test_link_diff_added(self):
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self.link_1.diff(internal_diff,
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"new_label", self.tree_1,
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"/dev/null", None, None,
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output, reverse=True)
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self.assertEqual(output.getvalue(),
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"=== target is 'target1'\n")
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def test_link_diff_changed(self):
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self.link_1.diff(internal_diff,
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"/dev/null", self.tree_1,
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"new_label", self.link_2, self.tree_2,
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self.assertEqual(output.getvalue(),
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"=== target changed 'target1' => 'target2'\n")
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class TestSnapshot(TestCaseInTempDir):
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# for full testing we'll need a branch
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# with a subdir to test parent changes.
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# and a file, link and dir under that.
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# but right now I only need one attribute
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# to change, and then test merge patterns
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# with fake parent entries.
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super(TestSnapshot, self).setUp()
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self.branch = Branch.initialize('.')
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self.build_tree(['subdir/', 'subdir/file'])
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self.branch.add(['subdir', 'subdir/file'], ['dirid', 'fileid'])
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self.branch.commit('message_1', rev_id = '1')
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self.tree_1 = self.branch.revision_tree('1')
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self.inv_1 = self.branch.get_inventory('1')
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self.file_1 = self.inv_1['fileid']
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self.work_tree = self.branch.working_tree()
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self.file_active = self.work_tree.inventory['fileid']
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def test_snapshot_new_revision(self):
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# This tests that a simple commit with no parents makes a new
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# revision value in the inventory entry
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self.file_active.snapshot('2', 'subdir/file', {}, self.work_tree,
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self.branch.weave_store)
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# expected outcome - file_1 has a revision id of '2', and we can get
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# its text of 'file contents' out of the weave.
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self.assertEqual(self.file_1.revision, '1')
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self.assertEqual(self.file_active.revision, '2')
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# this should be a separate test probably, but lets check it once..
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lines = self.branch.weave_store.get_lines('fileid','2')
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self.assertEqual(lines, ['contents of subdir/file\n'])
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def test_snapshot_unchanged(self):
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#This tests that a simple commit does not make a new entry for
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# an unchanged inventory entry
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self.file_active.snapshot('2', 'subdir/file', {'1':self.file_1},
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self.work_tree, self.branch.weave_store)
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self.assertEqual(self.file_1.revision, '1')
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self.assertEqual(self.file_active.revision, '1')
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self.assertRaises(errors.WeaveError,
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self.branch.weave_store.get_lines, 'fileid', '2')
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def test_snapshot_merge_identical_different_revid(self):
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# This tests that a commit with two identical parents, one of which has
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# a different revision id, results in a new revision id in the entry.
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# 1->other, commit a merge of other against 1, results in 2.
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other_ie = inventory.InventoryFile('fileid', 'newname', self.file_1.parent_id)
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other_ie = inventory.InventoryFile('fileid', 'file', self.file_1.parent_id)
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other_ie.revision = '1'
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other_ie.text_sha1 = self.file_1.text_sha1
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other_ie.text_size = self.file_1.text_size
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self.assertEqual(self.file_1, other_ie)
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other_ie.revision = 'other'
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self.assertNotEqual(self.file_1, other_ie)
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self.branch.weave_store.add_identical_text('fileid', '1', 'other', ['1'])
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self.file_active.snapshot('2', 'subdir/file',
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{'1':self.file_1, 'other':other_ie},
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self.work_tree, self.branch.weave_store)
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self.assertEqual(self.file_active.revision, '2')
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def test_snapshot_changed(self):
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# This tests that a commit with one different parent results in a new
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# revision id in the entry.
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self.file_active.name='newname'
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rename('subdir/file', 'subdir/newname')
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self.file_active.snapshot('2', 'subdir/newname', {'1':self.file_1},
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self.branch.weave_store)
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# expected outcome - file_1 has a revision id of '2'
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self.assertEqual(self.file_active.revision, '2')
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class TestPreviousHeads(TestCaseInTempDir):
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# we want several inventories, that respectively
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# give use the following scenarios:
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# A) fileid not in any inventory (A),
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# B) fileid present in one inventory (B) and (A,B)
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# C) fileid present in two inventories, and they
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# are not mutual descendents (B, C)
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# D) fileid present in two inventories and one is
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# a descendent of the other. (B, D)
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super(TestPreviousHeads, self).setUp()
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self.build_tree(['file'])
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self.branch = Branch.initialize('.')
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self.branch.commit('new branch', allow_pointless=True, rev_id='A')
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self.inv_A = self.branch.get_inventory('A')
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self.branch.add(['file'], ['fileid'])
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self.branch.commit('add file', rev_id='B')
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self.inv_B = self.branch.get_inventory('B')
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self.branch.put_controlfile('revision-history', 'A\n')
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self.assertEqual(self.branch.revision_history(), ['A'])
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self.branch.commit('another add of file', rev_id='C')
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self.inv_C = self.branch.get_inventory('C')
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self.branch.add_pending_merge('B')
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self.branch.commit('merge in B', rev_id='D')
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self.inv_D = self.branch.get_inventory('D')
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self.file_active = self.branch.working_tree().inventory['fileid']
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self.weave = self.branch.weave_store.get_weave('fileid')
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def get_previous_heads(self, inventories):
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return self.file_active.find_previous_heads(inventories, self.weave)
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def test_fileid_in_no_inventory(self):
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self.assertEqual({}, self.get_previous_heads([self.inv_A]))
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def test_fileid_in_one_inventory(self):
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self.assertEqual({'B':self.inv_B['fileid']},
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self.get_previous_heads([self.inv_B]))
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self.assertEqual({'B':self.inv_B['fileid']},
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self.get_previous_heads([self.inv_A, self.inv_B]))
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self.assertEqual({'B':self.inv_B['fileid']},
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self.get_previous_heads([self.inv_B, self.inv_A]))
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def test_fileid_in_two_inventories_gives_both_entries(self):
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self.assertEqual({'B':self.inv_B['fileid'],
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'C':self.inv_C['fileid']},
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self.get_previous_heads([self.inv_B, self.inv_C]))
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self.assertEqual({'B':self.inv_B['fileid'],
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'C':self.inv_C['fileid']},
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self.get_previous_heads([self.inv_C, self.inv_B]))
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def test_fileid_in_two_inventories_already_merged_gives_head(self):
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self.assertEqual({'D':self.inv_D['fileid']},
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self.get_previous_heads([self.inv_B, self.inv_D]))
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self.assertEqual({'D':self.inv_D['fileid']},
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self.get_previous_heads([self.inv_D, self.inv_B]))
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# TODO: test two inventories with the same file revision
added
removed
bzrlib/selftest/testinv.py
