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# Copyright (C) 2008 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
"""Views stored within a working tree.
The views are actually in the WorkingTree.views namespace, but these are
1:1 with WorkingTree implementations so can be tested from here.
"""
from bzrlib import views, errors
from bzrlib.tests import TestSkipped
from bzrlib.workingtree import WorkingTree
from bzrlib.tests.per_workingtree import TestCaseWithWorkingTree
class TestTreeViews(TestCaseWithWorkingTree):
def setUp(self):
# formats that don't support views can skip the rest of these
# tests...
fmt = self.workingtree_format
f = getattr(fmt, 'supports_views')
if f is None:
raise TestSkipped("format %s doesn't declare whether it "
"supports views, assuming not" % fmt)
if not f():
raise TestSkipped("format %s doesn't support views" % fmt)
TestCaseWithWorkingTree.setUp(self)
def test_views_initially_empty(self):
wt = self.make_branch_and_tree('wt')
current, views = wt.views.get_view_info()
self.assertEqual(None, current)
self.assertEqual({}, views)
def test_set_and_get_view_info(self):
wt = self.make_branch_and_tree('wt')
view_current = 'view-name'
view_dict = {
view_current: ['dir-1'],
'other-name': ['dir-2']}
wt.views.set_view_info(view_current, view_dict)
current, views = wt.views.get_view_info()
self.assertEquals(view_current, current)
self.assertEquals(view_dict, views)
# then reopen the tree and see they're still there
wt = WorkingTree.open('wt')
current, views = wt.views.get_view_info()
self.assertEquals(view_current, current)
self.assertEquals(view_dict, views)
# test setting a current view which does not exist
self.assertRaises(errors.NoSuchView,
wt.views.set_view_info, 'yet-another', view_dict)
current, views = wt.views.get_view_info()
self.assertEquals(view_current, current)
self.assertEquals(view_dict, views)
# test clearing the current view
wt.views.set_view_info(None, view_dict)
current, views = wt.views.get_view_info()
self.assertEquals(None, current)
self.assertEquals(view_dict, views)
def test_lookup_view(self):
wt = self.make_branch_and_tree('wt')
view_current = 'view-name'
view_dict = {
view_current: ['dir-1'],
'other-name': ['dir-2']}
wt.views.set_view_info(view_current, view_dict)
# test lookup of the default view
result = wt.views.lookup_view()
self.assertEqual(result, ['dir-1'])
# test lookup of a named view
result = wt.views.lookup_view('other-name')
self.assertEqual(result, ['dir-2'])
def test_set_view(self):
wt = self.make_branch_and_tree('wt')
# test that set_view sets the current view by default
wt.views.set_view('view-1', ['dir-1'])
current, views = wt.views.get_view_info()
self.assertEquals('view-1', current)
self.assertEquals({'view-1': ['dir-1']}, views)
# test adding a view and not making it the current one
wt.views.set_view('view-2', ['dir-2'], make_current=False)
current, views = wt.views.get_view_info()
self.assertEquals('view-1', current)
self.assertEquals({'view-1': ['dir-1'], 'view-2': ['dir-2']}, views)
def test_unicode_view(self):
wt = self.make_branch_and_tree('wt')
view_name = u'\u3070'
view_files = ['foo', 'bar/']
view_dict = {view_name: view_files}
wt.views.set_view_info(view_name, view_dict)
current, views = wt.views.get_view_info()
self.assertEquals(view_name, current)
self.assertEquals(view_dict, views)
def test_no_such_view(self):
wt = self.make_branch_and_tree('wt')
try:
wt.views.lookup_view('opaque')
except errors.NoSuchView, e:
self.assertEquals(e.view_name, 'opaque')
self.assertEquals(str(e), 'No such view: opaque.')
else:
self.fail("didn't get expected exception")
def test_delete_view(self):
wt = self.make_branch_and_tree('wt')
view_name = u'\N{GREEK SMALL LETTER ALPHA}'
view_files = ['alphas/']
wt.views.set_view(view_name, view_files)
# now try to delete it
wt.views.delete_view(view_name)
# now you can't look it up
self.assertRaises(errors.NoSuchView,
wt.views.lookup_view, view_name)
# and it's not in the dictionary
self.assertEquals(wt.views.get_view_info()[1], {})
# and you can't remove it a second time
self.assertRaises(errors.NoSuchView,
wt.views.delete_view, view_name)
# or remove a view that never existed
self.assertRaises(errors.NoSuchView,
wt.views.delete_view, view_name + '2')
def test_check_path_in_view(self):
wt = self.make_branch_and_tree('wt')
view_current = 'view-name'
view_dict = {
view_current: ['dir-1'],
'other-name': ['dir-2']}
wt.views.set_view_info(view_current, view_dict)
self.assertEqual(views.check_path_in_view(wt, 'dir-1'), None)
self.assertEqual(views.check_path_in_view(wt, 'dir-1/sub'), None)
self.assertRaises(errors.FileOutsideView,
views.check_path_in_view, wt, 'dir-2')
self.assertRaises(errors.FileOutsideView,
views.check_path_in_view, wt, 'dir-2/sub')
self.assertRaises(errors.FileOutsideView,
views.check_path_in_view, wt, 'other')
class TestUnsupportedViews(TestCaseWithWorkingTree):
"""Formats that don't support views should give reasonable errors."""
def setUp(self):
fmt = self.workingtree_format
supported = getattr(fmt, 'supports_views')
if supported is None:
warn("Format %s doesn't declare whether it supports views or not"
% fmt)
raise TestSkipped('No view support at all')
if supported():
raise TestSkipped("Format %s declares that views are supported"
% fmt)
# it's covered by TestTreeViews
TestCaseWithWorkingTree.setUp(self)
def test_view_methods_raise(self):
wt = self.make_branch_and_tree('wt')
self.assertRaises(errors.ViewsNotSupported,
wt.views.set_view_info, 'bar', {'bar': ['bars/']})
self.assertRaises(errors.ViewsNotSupported,
wt.views.get_view_info)
self.assertRaises(errors.ViewsNotSupported,
wt.views.lookup_view, 'foo')
self.assertRaises(errors.ViewsNotSupported,
wt.views.set_view, 'foo', 'bar')
self.assertRaises(errors.ViewsNotSupported,
wt.views.delete_view, 'foo')
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