# Copyright (C) 2006, 2007, 2009, 2010, 2011 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

"""Blackbox tests for -D debug options"""

import os
import signal
import sys
import time

from bzrlib import debug, tests


class TestDebugOption(tests.TestCaseInTempDir):

    def test_dash_derror(self):
        """With -Derror, tracebacks are shown even for user errors"""
        out, err = self.run_bzr("-Derror branch nonexistent-location",
                                retcode=3)
        # error output should contain a traceback; we used to look for code in
        # here but it may be missing if the source is not in sync with the
        # pyc file.
        self.assertContainsRe(err, "Traceback \\(most recent call last\\)")

    def test_dash_dlock(self):
        # With -Dlock, locking and unlocking is recorded into the log
        self.run_bzr("-Dlock init foo")
        self.assertContainsRe(self.get_log(), "lock_write")


class TestDebugBytes(tests.TestCaseWithTransport):

    def test_bytes_reports_activity(self):
        tree = self.make_branch_and_tree('tree')
        self.build_tree(['tree/one'])
        tree.add('one')
        rev_id = tree.commit('first')
        remote_trans = self.make_smart_server('.')
        # I would like to avoid run_bzr_subprocess here, but we need it to be
        # connected to a real TextUIFactory. The NullProgressView always
        # ignores transport activity.
        env = {'BZR_PROGRESS_BAR': 'text'}
        out, err = self.run_bzr_subprocess('branch -Dbytes %s/tree target'
                                           % (remote_trans.base,),
                                           env_changes=env)
        self.assertContainsRe(err, 'Branched 1 revision')
        self.assertContainsRe(err, 'Transferred:.*kB')
