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# Copyright (C) 2004, 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 bzrlib.selftest import TestCaseInTempDir
def test_transport(tester, t, readonly=False):
"""Test a transport object. Basically, it assumes that the
Transport object is connected to the current working directory.
So that whatever is done through the transport, should show
up in the working directory, and vice-versa.
This also tests to make sure that the functions work with both
generators and lists (assuming iter(list) is effectively a generator)
"""
import tempfile, os
from bzrlib.transport.local import LocalTransport
# Test has
files = ['a', 'b', 'e', 'g']
tester.build_tree(files)
tester.assertEqual(t.has('a'), True)
tester.assertEqual(t.has('c'), False)
tester.assertEqual(list(t.has_multi(['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h'])),
[True, True, False, False, True, False, True, False])
tester.assertEqual(list(t.has_multi(iter(['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h']))),
[True, True, False, False, True, False, True, False])
# Test get
tester.assertEqual(t.get('a').read(), open('a').read())
content_f = t.get_multi(files)
for path,f in zip(files, content_f):
tester.assertEqual(open(path).read(), f.read())
content_f = t.get_multi(iter(files))
for path,f in zip(files, content_f):
tester.assertEqual(open(path).read(), f.read())
tester.assertRaises(NoSuchFile, t.get, 'c')
try:
files = list(t.get_multi(['a', 'b', 'c']))
except NoSuchFile:
pass
else:
tester.fail('Failed to raise NoSuchFile for missing file in get_multi')
try:
files = list(t.get_multi(iter(['a', 'b', 'c', 'e'])))
except NoSuchFile:
pass
else:
tester.fail('Failed to raise NoSuchFile for missing file in get_multi')
# Test put
if readonly:
open('c', 'wb').write('some text for c\n')
else:
t.put('c', 'some text for c\n')
tester.assert_(os.path.exists('c'))
tester.assertEqual(open('c').read(), 'some text for c\n')
tester.assertEqual(t.get('c').read(), 'some text for c\n')
# Make sure 'has' is updated
tester.assertEqual(list(t.has_multi(['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h'])),
[True, True, True, False, True, False, True, False])
if readonly:
open('a', 'wb').write('new\ncontents for\na\n')
open('d', 'wb').write('contents\nfor d\n')
else:
# Put also replaces contents
tester.assertEqual(t.put_multi([('a', 'new\ncontents for\na\n'),
('d', 'contents\nfor d\n')]),
2)
tester.assertEqual(list(t.has_multi(['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h'])),
[True, True, True, True, True, False, True, False])
tester.assertEqual(open('a').read(), 'new\ncontents for\na\n')
tester.assertEqual(open('d').read(), 'contents\nfor d\n')
if readonly:
open('a', 'wb').write('diff\ncontents for\na\n')
open('d', 'wb').write('another contents\nfor d\n')
else:
tester.assertEqual(
t.put_multi(iter([('a', 'diff\ncontents for\na\n'),
('d', 'another contents\nfor d\n')]))
, 2)
tester.assertEqual(open('a').read(), 'diff\ncontents for\na\n')
tester.assertEqual(open('d').read(), 'another contents\nfor d\n')
if not readonly:
tester.assertRaises(NoSuchFile, t.put, 'path/doesnt/exist/c', 'contents')
# Test mkdir
os.mkdir('dir_a')
tester.assertEqual(t.has('dir_a'), True)
tester.assertEqual(t.has('dir_b'), False)
if readonly:
os.mkdir('dir_b')
else:
t.mkdir('dir_b')
tester.assertEqual(t.has('dir_b'), True)
tester.assert_(os.path.isdir('dir_b'))
if readonly:
os.mkdir('dir_c')
os.mkdir('dir_d')
else:
t.mkdir_multi(['dir_c', 'dir_d'])
tester.assertEqual(list(t.has_multi(['dir_a', 'dir_b', 'dir_c', 'dir_d', 'dir_e', 'dir_b'])),
[True, True, True, True, False, True])
for d in ['dir_a', 'dir_b', 'dir_c', 'dir_d']:
tester.assert_(os.path.isdir(d))
if not readonly:
tester.assertRaises(NoSuchFile, t.mkdir, 'path/doesnt/exist')
tester.assertRaises(FileExists, t.mkdir, 'dir_a') # Creating a directory again should fail
# Make sure the transport recognizes when a
# directory is created by other means
# Caching Transports will fail, because dir_e was already seen not
# to exist. So instead, we will search for a new directory
#os.mkdir('dir_e')
#if not readonly:
# tester.assertRaises(FileExists, t.mkdir, 'dir_e')
os.mkdir('dir_f')
if not readonly:
tester.assertRaises(FileExists, t.mkdir, 'dir_f')
# Test get/put in sub-directories
if readonly:
open('dir_a/a', 'wb').write('contents of dir_a/a')
open('dir_b/b', 'wb').write('contents of dir_b/b')
else:
tester.assertEqual(
t.put_multi([('dir_a/a', 'contents of dir_a/a'),
('dir_b/b', 'contents of dir_b/b')])
, 2)
for f in ('dir_a/a', 'dir_b/b'):
tester.assertEqual(t.get(f).read(), open(f).read())
# Test copy_to
dtmp = tempfile.mkdtemp(dir='.', prefix='test-transport-')
dtmp_base = os.path.basename(dtmp)
local_t = LocalTransport(dtmp)
files = ['a', 'b', 'c', 'd']
t.copy_to(files, local_t)
for f in files:
tester.assertEquals(open(f).read(), open(os.path.join(dtmp_base, f)).read())
# TODO: Test append
# TODO: Make sure all entries support file-like objects as well as strings.
class LocalTransportTest(TestCaseInTempDir):
def test_local_transport(self):
from bzrlib.transport.local import LocalTransport
t = LocalTransport('.')
test_transport(self, t)
class HttpServer(object):
"""This just encapsulates spawning and stopping
an httpserver.
"""
def __init__(self):
"""This just spawns a separate process to serve files from
this directory. Call the .stop() function to kill the
process.
"""
from BaseHTTPServer import HTTPServer
from SimpleHTTPServer import SimpleHTTPRequestHandler
import os
if hasattr(os, 'fork'):
self.pid = os.fork()
if self.pid != 0:
return
else: # How do we handle windows, which doesn't have fork?
raise NotImplementedError('At present HttpServer cannot fork on Windows')
# We might be able to do something like os.spawn() for the
# python executable, and give it a simple script to run.
# but then how do we kill it?
try:
self.s = HTTPServer(('', 9999), SimpleHTTPRequestHandler)
# TODO: Is there something nicer than killing the server when done?
self.s.serve_forever()
except KeyboardInterrupt:
pass
os._exit(0)
def stop(self):
import os
if self.pid is None:
return
if hasattr(os, 'kill'):
import signal
os.kill(self.pid, signal.SIGINT)
os.waitpid(self.pid, 0)
self.pid = None
else:
raise NotImplementedError('At present HttpServer cannot stop on Windows')
class HttpTransportTest(TestCaseInTempDir):
def test_http_transport(self):
from bzrlib.transport.http import HttpTransport
s = HttpServer()
t = HttpTransport('http://localhost:9999/')
test_transport(self, t, readonly=True)
s.stop()
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