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# Copyright 2018 Lars Wirzenius
#
# 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 3 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, see <http://www.gnu.org/licenses/>.
#
# =*= License: GPL-3+ =*=
import unittest
import vmdb
class TagsTests(unittest.TestCase):
def test_lists_not_tags_initally(self):
tags = vmdb.Tags()
self.assertEqual(tags.get_tags(), [])
def test_tells_if_tag_exists(self):
tags = vmdb.Tags()
self.assertFalse(tags.has_tag('foo'))
tags.append('foo')
self.assertTrue(tags.has_tag('foo'))
self.assertEqual(tags.get_tags(), ['foo'])
def test_remembers_order(self):
tags = vmdb.Tags()
tags.append('foo')
tags.append('bar')
self.assertTrue(tags.get_tags(), ['foo', 'bar'])
def test_get_dev_raises_error_for_unknown_tag(self):
tags = vmdb.Tags()
with self.assertRaises(vmdb.UnknownTag):
tags.get_dev('does-not-exist')
def test_get_mount_point_raises_error_for_unknown_tag(self):
tags = vmdb.Tags()
with self.assertRaises(vmdb.UnknownTag):
tags.get_mount_point('does-not-exist')
def test_raises_error_for_reused_tag(self):
tags = vmdb.Tags()
tags.append('tag')
with self.assertRaises(vmdb.TagInUse):
tags.append('tag')
def test_sets_dev(self):
tags = vmdb.Tags()
tags.append('first')
tags.set_dev('first', '/dev/foo')
self.assertEqual(tags.get_tags(), ['first'])
self.assertEqual(tags.get_dev('first'), '/dev/foo')
self.assertEqual(tags.get_mount_point('first'), None)
def test_adds_mount_point(self):
tags = vmdb.Tags()
tags.append('first')
tags.set_mount_point('first', '/mnt/foo')
self.assertEqual(tags.get_tags(), ['first'])
self.assertEqual(tags.get_dev('first'), None)
self.assertEqual(tags.get_mount_point('first'), '/mnt/foo')
def test_set_dev_raises_error_for_unknown_tag(self):
tags = vmdb.Tags()
with self.assertRaises(vmdb.UnknownTag):
tags.set_dev('first', '/mnt/foo')
def test_set_mount_point_raises_error_for_unknown_tag(self):
tags = vmdb.Tags()
with self.assertRaises(vmdb.UnknownTag):
tags.set_mount_point('first', '/mnt/foo')
def test_set_mount_point_raises_error_for_double_mount(self):
tags = vmdb.Tags()
tags.append('first')
tags.set_mount_point('first', '/mnt/foo')
with self.assertRaises(vmdb.AlreadyMounted):
tags.set_mount_point('first', '/mnt/foo')
def test_set_dev_raises_error_for_double_dev(self):
tags = vmdb.Tags()
tags.append('first')
tags.set_dev('first', '/dev/foo')
with self.assertRaises(vmdb.AlreadyHasDev):
tags.set_dev('first', '/dev/foo')
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