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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, pathjoin
from bzrlib.tests import TestCase, TestCaseWithTransport
class TestInventory(TestCase):
def test_is_within(self):
from bzrlib.osutils import is_inside_any
SRC_FOO_C = pathjoin('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(TestCaseWithTransport):
def setUp(self):
super(TestEntryDiffing, self).setUp()
self.wt = self.make_branch_and_tree('.')
self.branch = self.wt.branch
print >> open('file', 'wb'), 'foo'
self.wt.add(['file'], ['fileid'])
if has_symlinks():
os.symlink('target1', 'symlink')
self.wt.add(['symlink'], ['linkid'])
self.wt.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.repository.revision_tree('1')
self.inv_1 = self.branch.repository.get_inventory('1')
self.file_1 = self.inv_1['fileid']
self.tree_2 = self.wt
self.inv_2 = self.tree_2.read_working_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\t\n"
"+++ /dev/null\t\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\t\n"
"+++ new_label\t\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\t\n"
"+++ new_label\t\n"
"@@ -1,1 +1,1 @@\n"
"-foo\n"
"+bar\n"
"\n")
def test_link_diff_deleted(self):
if not has_symlinks():
return
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):
if not has_symlinks():
return
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):
if not has_symlinks():
return
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(TestCaseWithTransport):
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.wt = self.make_branch_and_tree('.')
self.branch = self.wt.branch
self.build_tree(['subdir/', 'subdir/file'], line_endings='binary')
self.wt.add(['subdir', 'subdir/file'],
['dirid', 'fileid'])
if has_symlinks():
pass
self.wt.commit('message_1', rev_id = '1')
self.tree_1 = self.branch.repository.revision_tree('1')
self.inv_1 = self.branch.repository.get_inventory('1')
self.file_1 = self.inv_1['fileid']
self.file_active = self.wt.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.wt,
self.branch.repository.weave_store,
self.branch.get_transaction())
# 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.repository.weave_store.get_lines('fileid','2',
self.branch.get_transaction())
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.wt,
self.branch.repository.weave_store,
self.branch.get_transaction())
self.assertEqual(self.file_1.revision, '1')
self.assertEqual(self.file_active.revision, '1')
self.assertRaises(errors.WeaveError,
self.branch.repository.weave_store.get_lines,
'fileid', '2', self.branch.get_transaction())
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.
# 1->other, commit a merge of other against 1, results in 2.
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.repository.weave_store.add_identical_text('fileid', '1',
'other', ['1'], self.branch.get_transaction())
self.file_active.snapshot('2', 'subdir/file',
{'1':self.file_1, 'other':other_ie},
self.wt,
self.branch.repository.weave_store,
self.branch.get_transaction())
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.wt,
self.branch.repository.weave_store,
self.branch.get_transaction())
# expected outcome - file_1 has a revision id of '2'
self.assertEqual(self.file_active.revision, '2')
class TestPreviousHeads(TestCaseWithTransport):
def setUp(self):
# we want several inventories, that respectively
# give use the following scenarios:
# A) fileid not in any inventory (A),
# B) fileid present in one inventory (B) and (A,B)
# C) fileid present in two inventories, and they
# are not mutual descendents (B, C)
# D) fileid present in two inventories and one is
# a descendent of the other. (B, D)
super(TestPreviousHeads, self).setUp()
self.wt = self.make_branch_and_tree('.')
self.branch = self.wt.branch
self.build_tree(['file'])
self.wt.commit('new branch', allow_pointless=True, rev_id='A')
self.inv_A = self.branch.repository.get_inventory('A')
self.wt.add(['file'], ['fileid'])
self.wt.commit('add file', rev_id='B')
self.inv_B = self.branch.repository.get_inventory('B')
self.branch.lock_write()
try:
self.branch.control_files.put_utf8('revision-history', 'A\n')
finally:
self.branch.unlock()
self.assertEqual(self.branch.revision_history(), ['A'])
self.wt.commit('another add of file', rev_id='C')
self.inv_C = self.branch.repository.get_inventory('C')
self.wt.add_pending_merge('B')
self.wt.commit('merge in B', rev_id='D')
self.inv_D = self.branch.repository.get_inventory('D')
self.file_active = self.wt.inventory['fileid']
self.weave = self.branch.repository.weave_store.get_weave('fileid',
self.branch.get_transaction())
def get_previous_heads(self, inventories):
return self.file_active.find_previous_heads(inventories, self.weave)
def test_fileid_in_no_inventory(self):
self.assertEqual({}, self.get_previous_heads([self.inv_A]))
def test_fileid_in_one_inventory(self):
self.assertEqual({'B':self.inv_B['fileid']},
self.get_previous_heads([self.inv_B]))
self.assertEqual({'B':self.inv_B['fileid']},
self.get_previous_heads([self.inv_A, self.inv_B]))
self.assertEqual({'B':self.inv_B['fileid']},
self.get_previous_heads([self.inv_B, self.inv_A]))
def test_fileid_in_two_inventories_gives_both_entries(self):
self.assertEqual({'B':self.inv_B['fileid'],
'C':self.inv_C['fileid']},
self.get_previous_heads([self.inv_B, self.inv_C]))
self.assertEqual({'B':self.inv_B['fileid'],
'C':self.inv_C['fileid']},
self.get_previous_heads([self.inv_C, self.inv_B]))
def test_fileid_in_two_inventories_already_merged_gives_head(self):
self.assertEqual({'D':self.inv_D['fileid']},
self.get_previous_heads([self.inv_B, self.inv_D]))
self.assertEqual({'D':self.inv_D['fileid']},
self.get_previous_heads([self.inv_D, self.inv_B]))
# TODO: test two inventories with the same file revision
class TestExecutable(TestCaseWithTransport):
def test_stays_executable(self):
basic_inv = """<inventory format="5">
<file file_id="a-20051208024829-849e76f7968d7a86" name="a" executable="yes" />
<file file_id="b-20051208024829-849e76f7968d7a86" name="b" />
</inventory>
"""
wt = self.make_branch_and_tree('b1')
b = wt.branch
open('b1/a', 'wb').write('a test\n')
open('b1/b', 'wb').write('b test\n')
os.chmod('b1/a', 0755)
os.chmod('b1/b', 0644)
# Manually writing the inventory, to ensure that
# the executable="yes" entry is set for 'a' and not for 'b'
open('b1/.bzr/inventory', 'wb').write(basic_inv)
a_id = "a-20051208024829-849e76f7968d7a86"
b_id = "b-20051208024829-849e76f7968d7a86"
wt = wt.bzrdir.open_workingtree()
self.assertEqual(['a', 'b'], [cn for cn,ie in wt.inventory.iter_entries()])
self.failUnless(wt.is_executable(a_id), "'a' lost the execute bit")
self.failIf(wt.is_executable(b_id), "'b' gained an execute bit")
wt.commit('adding a,b', rev_id='r1')
rev_tree = b.repository.revision_tree('r1')
self.failUnless(rev_tree.is_executable(a_id), "'a' lost the execute bit")
self.failIf(rev_tree.is_executable(b_id), "'b' gained an execute bit")
self.failUnless(rev_tree.inventory[a_id].executable)
self.failIf(rev_tree.inventory[b_id].executable)
# Make sure the entries are gone
os.remove('b1/a')
os.remove('b1/b')
self.failIf(wt.has_id(a_id))
self.failIf(wt.has_filename('a'))
self.failIf(wt.has_id(b_id))
self.failIf(wt.has_filename('b'))
# Make sure that revert is able to bring them back,
# and sets 'a' back to being executable
wt.revert(['a', 'b'], rev_tree, backups=False)
self.assertEqual(['a', 'b'], [cn for cn,ie in wt.inventory.iter_entries()])
self.failUnless(wt.is_executable(a_id), "'a' lost the execute bit")
self.failIf(wt.is_executable(b_id), "'b' gained an execute bit")
# Now remove them again, and make sure that after a
# commit, they are still marked correctly
os.remove('b1/a')
os.remove('b1/b')
wt.commit('removed', rev_id='r2')
self.assertEqual([], [cn for cn,ie in wt.inventory.iter_entries()])
self.failIf(wt.has_id(a_id))
self.failIf(wt.has_filename('a'))
self.failIf(wt.has_id(b_id))
self.failIf(wt.has_filename('b'))
# Now revert back to the previous commit
wt.revert([], rev_tree, backups=False)
self.assertEqual(['a', 'b'], [cn for cn,ie in wt.inventory.iter_entries()])
self.failUnless(wt.is_executable(a_id), "'a' lost the execute bit")
self.failIf(wt.is_executable(b_id), "'b' gained an execute bit")
# Now make sure that 'bzr branch' also preserves the
# executable bit
# TODO: Maybe this should be a blackbox test
d2 = b.bzrdir.clone('b2', revision_id='r1')
t2 = d2.open_workingtree()
b2 = t2.branch
self.assertEquals('r1', b2.last_revision())
self.assertEqual(['a', 'b'], [cn for cn,ie in t2.inventory.iter_entries()])
self.failUnless(t2.is_executable(a_id), "'a' lost the execute bit")
self.failIf(t2.is_executable(b_id), "'b' gained an execute bit")
# Make sure pull will delete the files
t2.pull(b)
self.assertEquals('r2', b2.last_revision())
self.assertEqual([], [cn for cn,ie in t2.inventory.iter_entries()])
# Now commit the changes on the first branch
# so that the second branch can pull the changes
# and make sure that the executable bit has been copied
wt.commit('resurrected', rev_id='r3')
t2.pull(b)
self.assertEquals('r3', b2.last_revision())
self.assertEqual(['a', 'b'], [cn for cn,ie in t2.inventory.iter_entries()])
self.failUnless(t2.is_executable(a_id), "'a' lost the execute bit")
self.failIf(t2.is_executable(b_id), "'b' gained an execute bit")
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