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# Copyright (C) 2009, 2010 Roman Zimbelmann <romanz@lavabit.com>
#
# 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/>.
import unittest
from ranger.ext.direction import Direction
from ranger.ext.openstruct import OpenStruct
class TestDirections(unittest.TestCase):
def test_symmetry(self):
d1 = Direction(right=4, down=7, relative=True)
d2 = Direction(left=-4, up=-7, absolute=False)
def subtest(d):
self.assertEqual(4, d.right())
self.assertEqual(7, d.down())
self.assertEqual(-4, d.left())
self.assertEqual(-7, d.up())
self.assertEqual(True, d.relative())
self.assertEqual(False, d.absolute())
self.assertTrue(d.horizontal())
self.assertTrue(d.vertical())
subtest(d1)
subtest(d2)
def test_conflicts(self):
d3 = Direction(right=5, left=2, up=3, down=6,
absolute=True, relative=True)
self.assertEqual(d3.right(), -d3.left())
self.assertEqual(d3.left(), -d3.right())
self.assertEqual(d3.up(), -d3.down())
self.assertEqual(d3.down(), -d3.up())
self.assertEqual(d3.absolute(), not d3.relative())
self.assertEqual(d3.relative(), not d3.absolute())
def test_copy(self):
d = Direction(right=5)
c = d.copy()
self.assertEqual(c.right(), d.right())
d['right'] += 3
self.assertNotEqual(c.right(), d.right())
c['right'] += 3
self.assertEqual(c.right(), d.right())
self.assertFalse(d.vertical())
self.assertTrue(d.horizontal())
# Doesn't work in python2?
# def test_duck_typing(self):
# dct = dict(right=7, down=-3)
# self.assertEqual(-7, Direction.left(dct))
# self.assertEqual(3, Direction.up(dct))
def test_move(self):
d = Direction(pages=True)
self.assertEqual(3, d.move(direction=3))
self.assertEqual(5, d.move(direction=3, current=2))
self.assertEqual(15, d.move(direction=3, pagesize=5))
self.assertEqual(9, d.move(direction=3, pagesize=5, maximum=10))
self.assertEqual(18, d.move(direction=9, override=2))
d2 = Direction(absolute=True)
self.assertEqual(5, d2.move(direction=9, override=5))
def test_select(self):
d = Direction(down=3)
lst = list(range(100))
self.assertEqual((6, [3,4,5,6]), d.select(current=3, pagesize=10, override=None, lst=lst))
d = Direction(down=3, pages=True)
self.assertEqual((9, [3,4,5,6,7,8,9]), d.select(current=3, pagesize=2, override=None, lst=lst))
if __name__ == '__main__':
unittest.main()
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