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# Copyright (C) 2008, 2009, 2010 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
#
"""Tests of the 'bzr dump-btree' command."""
from bzrlib import (
btree_index,
tests,
)
from bzrlib.tests import (
http_server,
)
class TestDumpBtree(tests.TestCaseWithTransport):
def create_sample_btree_index(self):
builder = btree_index.BTreeBuilder(
reference_lists=1, key_elements=2)
builder.add_node(('test', 'key1'), 'value', ((('ref', 'entry'),),))
builder.add_node(('test', 'key2'), 'value2', ((('ref', 'entry2'),),))
builder.add_node(('test2', 'key3'), 'value3', ((('ref', 'entry3'),),))
out_f = builder.finish()
try:
self.build_tree_contents([('test.btree', out_f.read())])
finally:
out_f.close()
def test_dump_btree_smoke(self):
self.create_sample_btree_index()
out, err = self.run_bzr('dump-btree test.btree')
self.assertEqualDiff(
"(('test', 'key1'), 'value', ((('ref', 'entry'),),))\n"
"(('test', 'key2'), 'value2', ((('ref', 'entry2'),),))\n"
"(('test2', 'key3'), 'value3', ((('ref', 'entry3'),),))\n",
out)
def test_dump_btree_http_smoke(self):
self.transport_readonly_server = http_server.HttpServer
self.create_sample_btree_index()
url = self.get_readonly_url('test.btree')
out, err = self.run_bzr(['dump-btree', url])
self.assertEqualDiff(
"(('test', 'key1'), 'value', ((('ref', 'entry'),),))\n"
"(('test', 'key2'), 'value2', ((('ref', 'entry2'),),))\n"
"(('test2', 'key3'), 'value3', ((('ref', 'entry3'),),))\n",
out)
def test_dump_btree_raw_smoke(self):
self.create_sample_btree_index()
out, err = self.run_bzr('dump-btree test.btree --raw')
self.assertEqualDiff(
'Root node:\n'
'B+Tree Graph Index 2\n'
'node_ref_lists=1\n'
'key_elements=2\n'
'len=3\n'
'row_lengths=1\n'
'\n'
'Page 0\n'
'type=leaf\n'
'test\0key1\0ref\0entry\0value\n'
'test\0key2\0ref\0entry2\0value2\n'
'test2\0key3\0ref\0entry3\0value3\n'
'\n',
out)
def test_dump_btree_no_refs_smoke(self):
# A BTree index with no ref lists (such as *.cix) can be dumped without
# errors.
builder = btree_index.BTreeBuilder(
reference_lists=0, key_elements=2)
builder.add_node(('test', 'key1'), 'value')
out_f = builder.finish()
try:
self.build_tree_contents([('test.btree', out_f.read())])
finally:
out_f.close()
out, err = self.run_bzr('dump-btree test.btree')
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