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# Copyright (C) 2005 by Canonical Ltd
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
from cStringIO import StringIO
import os
from bzrlib.branch import Branch
import bzrlib.errors as errors
from bzrlib.diff import internal_diff
from bzrlib.inventory import Inventory, ROOT_ID
import bzrlib.inventory as inventory
from bzrlib.osutils import has_symlinks, rename
from bzrlib.selftest import TestCase, TestCaseInTempDir
class TestInventory(TestCase):
def test_is_within(self):
from bzrlib.osutils import is_inside_any
SRC_FOO_C = os.path.join('src', 'foo.c')
for dirs, fn in [(['src', 'doc'], SRC_FOO_C),
(['src'], SRC_FOO_C),
(['src'], 'src'),
]:
self.assert_(is_inside_any(dirs, fn))
for dirs, fn in [(['src'], 'srccontrol'),
(['src'], 'srccontrol/foo')]:
self.assertFalse(is_inside_any(dirs, fn))
def test_ids(self):
"""Test detection of files within selected directories."""
inv = Inventory()
for args in [('src', 'directory', 'src-id'),
('doc', 'directory', 'doc-id'),
('src/hello.c', 'file'),
('src/bye.c', 'file', 'bye-id'),
('Makefile', 'file')]:
inv.add_path(*args)
self.assertEqual(inv.path2id('src'), 'src-id')
self.assertEqual(inv.path2id('src/bye.c'), 'bye-id')
self.assert_('src-id' in inv)
def test_version(self):
"""Inventory remembers the text's version."""
inv = Inventory()
ie = inv.add_path('foo.txt', 'file')
## XXX
class TestInventoryEntry(TestCase):
def test_file_kind_character(self):
file = inventory.InventoryFile('123', 'hello.c', ROOT_ID)
self.assertEqual(file.kind_character(), '')
def test_dir_kind_character(self):
dir = inventory.InventoryDirectory('123', 'hello.c', ROOT_ID)
self.assertEqual(dir.kind_character(), '/')
def test_link_kind_character(self):
dir = inventory.InventoryLink('123', 'hello.c', ROOT_ID)
self.assertEqual(dir.kind_character(), '')
def test_dir_detect_changes(self):
left = inventory.InventoryDirectory('123', 'hello.c', ROOT_ID)
left.text_sha1 = 123
left.executable = True
left.symlink_target='foo'
right = inventory.InventoryDirectory('123', 'hello.c', ROOT_ID)
right.text_sha1 = 321
right.symlink_target='bar'
self.assertEqual((False, False), left.detect_changes(right))
self.assertEqual((False, False), right.detect_changes(left))
def test_file_detect_changes(self):
left = inventory.InventoryFile('123', 'hello.c', ROOT_ID)
left.text_sha1 = 123
right = inventory.InventoryFile('123', 'hello.c', ROOT_ID)
right.text_sha1 = 123
self.assertEqual((False, False), left.detect_changes(right))
self.assertEqual((False, False), right.detect_changes(left))
left.executable = True
self.assertEqual((False, True), left.detect_changes(right))
self.assertEqual((False, True), right.detect_changes(left))
right.text_sha1 = 321
self.assertEqual((True, True), left.detect_changes(right))
self.assertEqual((True, True), right.detect_changes(left))
def test_symlink_detect_changes(self):
left = inventory.InventoryLink('123', 'hello.c', ROOT_ID)
left.text_sha1 = 123
left.executable = True
left.symlink_target='foo'
right = inventory.InventoryLink('123', 'hello.c', ROOT_ID)
right.text_sha1 = 321
right.symlink_target='foo'
self.assertEqual((False, False), left.detect_changes(right))
self.assertEqual((False, False), right.detect_changes(left))
left.symlink_target = 'different'
self.assertEqual((True, False), left.detect_changes(right))
self.assertEqual((True, False), right.detect_changes(left))
def test_file_has_text(self):
file = inventory.InventoryFile('123', 'hello.c', ROOT_ID)
self.failUnless(file.has_text())
def test_directory_has_text(self):
dir = inventory.InventoryDirectory('123', 'hello.c', ROOT_ID)
self.failIf(dir.has_text())
def test_link_has_text(self):
link = inventory.InventoryLink('123', 'hello.c', ROOT_ID)
self.failIf(link.has_text())
class TestEntryDiffing(TestCaseInTempDir):
def setUp(self):
super(TestEntryDiffing, self).setUp()
self.branch = Branch.initialize('.')
print >> open('file', 'wb'), 'foo'
self.branch.add(['file'], ['fileid'])
if has_symlinks():
os.symlink('target1', 'symlink')
self.branch.add(['symlink'], ['linkid'])
self.branch.commit('message_1', rev_id = '1')
print >> open('file', 'wb'), 'bar'
if has_symlinks():
os.unlink('symlink')
os.symlink('target2', 'symlink')
self.tree_1 = self.branch.revision_tree('1')
self.inv_1 = self.branch.get_inventory('1')
self.file_1 = self.inv_1['fileid']
self.tree_2 = self.branch.working_tree()
self.inv_2 = self.branch.inventory
self.file_2 = self.inv_2['fileid']
if has_symlinks():
self.link_1 = self.inv_1['linkid']
self.link_2 = self.inv_2['linkid']
def test_file_diff_deleted(self):
output = StringIO()
self.file_1.diff(internal_diff,
"old_label", self.tree_1,
"/dev/null", None, None,
output)
self.assertEqual(output.getvalue(), "--- old_label\n"
"+++ /dev/null\n"
"@@ -1,1 +0,0 @@\n"
"-foo\n"
"\n")
def test_file_diff_added(self):
output = StringIO()
self.file_1.diff(internal_diff,
"new_label", self.tree_1,
"/dev/null", None, None,
output, reverse=True)
self.assertEqual(output.getvalue(), "--- /dev/null\n"
"+++ new_label\n"
"@@ -0,0 +1,1 @@\n"
"+foo\n"
"\n")
def test_file_diff_changed(self):
output = StringIO()
self.file_1.diff(internal_diff,
"/dev/null", self.tree_1,
"new_label", self.file_2, self.tree_2,
output)
self.assertEqual(output.getvalue(), "--- /dev/null\n"
"+++ new_label\n"
"@@ -1,1 +1,1 @@\n"
"-foo\n"
"+bar\n"
"\n")
def test_link_diff_deleted(self):
output = StringIO()
self.link_1.diff(internal_diff,
"old_label", self.tree_1,
"/dev/null", None, None,
output)
self.assertEqual(output.getvalue(),
"=== target was 'target1'\n")
def test_link_diff_added(self):
output = StringIO()
self.link_1.diff(internal_diff,
"new_label", self.tree_1,
"/dev/null", None, None,
output, reverse=True)
self.assertEqual(output.getvalue(),
"=== target is 'target1'\n")
def test_link_diff_changed(self):
output = StringIO()
self.link_1.diff(internal_diff,
"/dev/null", self.tree_1,
"new_label", self.link_2, self.tree_2,
output)
self.assertEqual(output.getvalue(),
"=== target changed 'target1' => 'target2'\n")
class TestSnapshot(TestCaseInTempDir):
def setUp(self):
# for full testing we'll need a branch
# with a subdir to test parent changes.
# and a file, link and dir under that.
# but right now I only need one attribute
# to change, and then test merge patterns
# with fake parent entries.
super(TestSnapshot, self).setUp()
self.branch = Branch.initialize('.')
self.build_tree(['subdir/', 'subdir/file'])
self.branch.add(['subdir', 'subdir/file'], ['dirid', 'fileid'])
if has_symlinks():
pass
self.branch.commit('message_1', rev_id = '1')
self.tree_1 = self.branch.revision_tree('1')
self.inv_1 = self.branch.get_inventory('1')
self.file_1 = self.inv_1['fileid']
self.work_tree = self.branch.working_tree()
self.file_active = self.work_tree.inventory['fileid']
def test_snapshot_new_revision(self):
# This tests that a simple commit with no parents makes a new
# revision value in the inventory entry
self.file_active.snapshot('2', 'subdir/file', {}, self.work_tree,
self.branch.weave_store)
# expected outcome - file_1 has a revision id of '2', and we can get
# its text of 'file contents' out of the weave.
self.assertEqual(self.file_1.revision, '1')
self.assertEqual(self.file_active.revision, '2')
# this should be a separate test probably, but lets check it once..
lines = self.branch.weave_store.get_lines('fileid','2')
self.assertEqual(lines, ['contents of subdir/file\n'])
def test_snapshot_unchanged(self):
#This tests that a simple commit does not make a new entry for
# an unchanged inventory entry
self.file_active.snapshot('2', 'subdir/file', {'1':self.file_1},
self.work_tree, self.branch.weave_store)
self.assertEqual(self.file_1.revision, '1')
self.assertEqual(self.file_active.revision, '1')
self.assertRaises(errors.WeaveError,
self.branch.weave_store.get_lines, 'fileid', '2')
def test_snapshot_merge_identical_different_revid(self):
# This tests that a commit with two identical parents, one of which has
# a different revision id, results in a new revision id in the entry.
other_ie = inventory.InventoryFile('fileid', 'newname', self.file_1.parent_id)
other_ie = inventory.InventoryFile('fileid', 'file', self.file_1.parent_id)
other_ie.revision = '1'
other_ie.text_sha1 = self.file_1.text_sha1
other_ie.text_size = self.file_1.text_size
self.assertEqual(self.file_1, other_ie)
other_ie.revision = 'other'
self.assertNotEqual(self.file_1, other_ie)
self.branch.weave_store.add_identical_text('fileid', '1', 'other', ['1'])
self.file_active.snapshot('2', 'subdir/file',
{'1':self.file_1, 'other':other_ie},
self.work_tree, self.branch.weave_store)
self.assertEqual(self.file_active.revision, '2')
def test_snapshot_changed(self):
# This tests that a commit with one different parent results in a new
# revision id in the entry.
self.file_active.name='newname'
rename('subdir/file', 'subdir/newname')
self.file_active.snapshot('2', 'subdir/newname', {'1':self.file_1},
self.work_tree,
self.branch.weave_store)
# expected outcome - file_1 has a revision id of '2'
self.assertEqual(self.file_active.revision, '2')
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