added test case for ranger.ext.direction

1 files changed, 71 insertions, 0 deletions

diff --git a/test/tc_direction.py b/test/tc_direction.py
new file mode 100644
index 00000000..f6b1392f
--- /dev/null
+++ b/test/tc_direction.py
@@ -0,0 +1,71 @@
+# 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/>.
+
+if __name__ == '__main__': from __init__ import init; init()
+
+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())
+
+	def test_duck_typing(self):
+		dct = dict(right=7, down=-3)
+		self.assertEqual(-7, Direction.left(dct))
+		self.assertEqual(3, Direction.up(dct))
+
+
+if __name__ == '__main__':
+	unittest.main()
+