~bzr-pqm/bzr/bzr.dev

# Copyright (C) 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

"""Tests for BzrLibraryState."""

from bzrlib import (

    library_state,

    tests,

    ui as _mod_ui

    )

from bzrlib.tests import fixtures

# TODO: once sufficiently cleaned up this should be able to be TestCase.

class TestLibraryState(tests.TestCaseWithTransport):

    def test_ui_is_used(self):

        ui = _mod_ui.SilentUIFactory()

        state = library_state.BzrLibraryState(

            ui=ui, trace=fixtures.RecordingContextManager())

        orig_ui = _mod_ui.ui_factory

        state.__enter__()

        try:

            self.assertEqual(ui, _mod_ui.ui_factory)

        finally:

            state.__exit__(None, None, None)

            self.assertEqual(orig_ui, _mod_ui.ui_factory)

    def test_trace_context(self):

        tracer = fixtures.RecordingContextManager()

        ui = _mod_ui.SilentUIFactory()

        state = library_state.BzrLibraryState(ui=ui, trace=tracer)

        state.__enter__()

        try:

            self.assertEqual(['__enter__'], tracer._calls)

        finally:

            state.__exit__(None, None, None)

            self.assertEqual(['__enter__', '__exit__'], tracer._calls)