~bzr-pqm/bzr/bzr.dev

# Copyright (C) 2005, 2006, 2007 Canonical Ltd

# -*- coding: utf-8 -*-

#

# 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

"""Black-box tests for bzr log."""

import os

import bzrlib

from bzrlib.tests.blackbox import ExternalBase

from bzrlib.tests import TestCaseInTempDir, TestCaseWithTransport

class TestLog(ExternalBase):

    def _prepare(self):

        self.runbzr("init")

        self.build_tree(['hello.txt', 'goodbye.txt', 'meep.txt'])

        self.runbzr("add hello.txt")

        self.runbzr("commit -m message1 hello.txt")

        self.runbzr("add goodbye.txt")

        self.runbzr("commit -m message2 goodbye.txt")

        self.runbzr("add meep.txt")

        self.runbzr("commit -m message3 meep.txt")

        self.full_log = self.runbzr("log")[0]

    def test_log_null_end_revspec(self):

        self._prepare()

        self.assertTrue('revno: 1\n' in self.full_log)

        self.assertTrue('revno: 2\n' in self.full_log)

        self.assertTrue('revno: 3\n' in self.full_log)

        self.assertTrue('message:\n  message1\n' in self.full_log)

        self.assertTrue('message:\n  message2\n' in self.full_log)

        self.assertTrue('message:\n  message3\n' in self.full_log)

        log = self.runbzr("log -r 1..")[0]

        self.assertEquals(log, self.full_log)

    def test_log_null_begin_revspec(self):

        self._prepare()

        log = self.runbzr("log -r ..3")[0]

        self.assertEquals(self.full_log, log)

    def test_log_null_both_revspecs(self):

        self._prepare()

        log = self.runbzr("log -r ..")[0]

        self.assertEquals(self.full_log, log)

    def test_log_negative_begin_revspec_full_log(self):

        self._prepare()

        log = self.runbzr("log -r -3..")[0]

        self.assertEquals(self.full_log, log)

    def test_log_negative_both_revspec_full_log(self):

        self._prepare()

        log = self.runbzr("log -r -3..-1")[0]

        self.assertEquals(self.full_log, log)

    def test_log_negative_both_revspec_partial(self):

        self._prepare()

        log = self.runbzr("log -r -3..-2")[0]

        self.assertTrue('revno: 1\n' in log)

        self.assertTrue('revno: 2\n' in log)

        self.assertTrue('revno: 3\n' not in log)

    def test_log_negative_begin_revspec(self):

        self._prepare()

        log = self.runbzr("log -r -2..")[0]

        self.assertTrue('revno: 1\n' not in log)

        self.assertTrue('revno: 2\n' in log)

        self.assertTrue('revno: 3\n' in log)

    def test_log_postive_revspecs(self):

        self._prepare()

        log = self.runbzr("log -r 1..3")[0]

        self.assertEquals(self.full_log, log)

    def test_log_revno_n_path(self):

        os.mkdir('branch1')

        os.chdir('branch1')

        self._prepare()

        os.chdir('..')

        os.mkdir('branch2')

        os.chdir('branch2')

        self._prepare()

        os.chdir('..')

        log = self.runbzr("log -r revno:2:branch1..revno:3:branch2",

                          retcode=3)[0]

        log = self.runbzr("log -r revno:1:branch2..revno:3:branch2")[0]

        self.assertEquals(self.full_log, log)

        log = self.runbzr("log -r revno:1:branch2")[0]

        self.assertTrue('revno: 1\n' in log)

        self.assertTrue('revno: 2\n' not in log)

        self.assertTrue('branch nick: branch2\n' in log)

        self.assertTrue('branch nick: branch1\n' not in log)

    def test_log_nonexistent_file(self):

        # files that don't exist in either the basis tree or working tree

        # should give an error

        wt = self.make_branch_and_tree('.')

        out, err = self.run_bzr('log', 'does-not-exist', retcode=3)

        self.assertContainsRe(

            err, 'Path does not have any revision history: does-not-exist')

class TestLogMerges(ExternalBase):

    def test_merges_are_indented_by_level(self):

        self.build_tree(['parent/'])

        self.run_bzr('init', 'parent')

        self.run_bzr('commit', '-m', 'first post', '--unchanged', 'parent')

        self.run_bzr('branch', 'parent', 'child')

        self.run_bzr('commit', '-m', 'branch 1', '--unchanged', 'child')

        self.run_bzr('branch', 'child', 'smallerchild')

        self.run_bzr('commit', '-m', 'branch 2', '--unchanged', 'smallerchild')

        os.chdir('child')

        self.run_bzr('merge', '../smallerchild')

        self.run_bzr('commit', '-m', 'merge branch 2')

        os.chdir('../parent')

        self.run_bzr('merge', '../child')

        self.run_bzr('commit', '-m', 'merge branch 1')

        out,err = self.run_bzr('log')

        # the log will look something like:

#        self.assertEqual("""\

#------------------------------------------------------------

#revno: 2

#committer: Robert Collins <foo@example.com>

#branch nick: parent

#timestamp: Tue 2006-03-28 22:31:40 +1100

#message:

#  merge branch 1

#    ------------------------------------------------------------

#    revno: 1.1.2  

#    merged: foo@example.com-20060328113140-91f43cfb46dc2863

#    committer: Robert Collins <foo@example.com>

#    branch nick: child

#    timestamp: Tue 2006-03-28 22:31:40 +1100

#    message:

#      merge branch 2

#        ------------------------------------------------------------

#        revno: 1.1.1.1

#        merged: foo@example.com-20060328113140-1ba24f850a0ef573

#        committer: Robert Collins <foo@example.com>

#        branch nick: smallerchild

#        timestamp: Tue 2006-03-28 22:31:40 +1100

#        message:

#          branch 2

#    ------------------------------------------------------------

#    revno: 1.1.1

#    merged: foo@example.com-20060328113140-5749a4757a8ac792

#    committer: Robert Collins <foo@example.com>

#    branch nick: child

#    timestamp: Tue 2006-03-28 22:31:40 +1100

#    message:

#      branch 1

#------------------------------------------------------------

#revno: 1

#committer: Robert Collins <foo@example.com>

#branch nick: parent

#timestamp: Tue 2006-03-28 22:31:39 +1100

#message:

#  first post

#""", out)

        # but we dont have a nice pattern matcher hooked up yet, so:

        # we check for the indenting of the commit message and the 

        # revision numbers 

        self.assertTrue('revno: 2' in out)

        self.assertTrue('  merge branch 1' in out)

        self.assertTrue('    revno: 1.1.2' in out)

        self.assertTrue('      merge branch 2' in out)

        self.assertTrue('        revno: 1.1.1.1' in out)

        self.assertTrue('          branch 2' in out)

        self.assertTrue('    revno: 1.1.1' in out)

        self.assertTrue('      branch 1' in out)

        self.assertTrue('revno: 1' in out)

        self.assertTrue('  first post' in out)

        self.assertEqual('', err)

class TestLogEncodings(TestCaseInTempDir):

    _mu = u'\xb5'

    _message = u'Message with \xb5'

    # Encodings which can encode mu

    good_encodings = [

        'utf-8',

        'latin-1',

        'iso-8859-1',

        'cp437', # Common windows encoding

        'cp1251', # Alexander Belchenko's windows encoding

        'cp1258', # Common windows encoding

    ]

    # Encodings which cannot encode mu

    bad_encodings = [

        'ascii',

        'iso-8859-2',

        'koi8_r',

    ]

    def setUp(self):

        TestCaseInTempDir.setUp(self)

        self.user_encoding = bzrlib.user_encoding

    def tearDown(self):

        bzrlib.user_encoding = self.user_encoding

        TestCaseInTempDir.tearDown(self)

    def create_branch(self):

        bzr = self.run_bzr

        bzr('init')

        open('a', 'wb').write('some stuff\n')

        bzr('add', 'a')

        bzr('commit', '-m', self._message)

    def try_encoding(self, encoding, fail=False):

        bzr = self.run_bzr

        if fail:

            self.assertRaises(UnicodeEncodeError,

                self._mu.encode, encoding)

            encoded_msg = self._message.encode(encoding, 'replace')

        else:

            encoded_msg = self._message.encode(encoding)

        old_encoding = bzrlib.user_encoding

        # This test requires that 'run_bzr' uses the current

        # bzrlib, because we override user_encoding, and expect

        # it to be used

        try:

            bzrlib.user_encoding = 'ascii'

            # We should be able to handle any encoding

            out, err = bzr('log', encoding=encoding)

            if not fail:

                # Make sure we wrote mu as we expected it to exist

                self.assertNotEqual(-1, out.find(encoded_msg))

                out_unicode = out.decode(encoding)

                self.assertNotEqual(-1, out_unicode.find(self._message))

            else:

                self.assertNotEqual(-1, out.find('Message with ?'))

        finally:

            bzrlib.user_encoding = old_encoding

    def test_log_handles_encoding(self):

        self.create_branch()

        for encoding in self.good_encodings:

            self.try_encoding(encoding)

    def test_log_handles_bad_encoding(self):

        self.create_branch()

        for encoding in self.bad_encodings:

            self.try_encoding(encoding, fail=True)

    def test_stdout_encoding(self):

        bzr = self.run_bzr

        bzrlib.user_encoding = "cp1251"

        bzr('init')

        self.build_tree(['a'])

        bzr('add', 'a')

        bzr('commit', '-m', u'\u0422\u0435\u0441\u0442')

        stdout, stderr = self.run_bzr('log', encoding='cp866')

        message = stdout.splitlines()[-1]

        # explanation of the check:

        # u'\u0422\u0435\u0441\u0442' is word 'Test' in russian

        # in cp866  encoding this is string '\x92\xa5\xe1\xe2'

        # in cp1251 encoding this is string '\xd2\xe5\xf1\xf2'

        # This test should check that output of log command

        # encoded to sys.stdout.encoding

        test_in_cp866 = '\x92\xa5\xe1\xe2'

        test_in_cp1251 = '\xd2\xe5\xf1\xf2'

        # Make sure the log string is encoded in cp866

        self.assertEquals(test_in_cp866, message[2:])

        # Make sure the cp1251 string is not found anywhere

        self.assertEquals(-1, stdout.find(test_in_cp1251))

class TestLogFile(TestCaseWithTransport):

    def test_log_local_branch_file(self):

        """We should be able to log files in local treeless branches"""

        tree = self.make_branch_and_tree('tree')

        self.build_tree(['tree/file'])

        tree.add('file')

        tree.commit('revision 1')

        tree.bzrdir.destroy_workingtree()

        self.run_bzr('log', 'tree/file')