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authorhut <hut@lavabit.com>2010-03-30 04:50:38 +0200
committerhut <hut@lavabit.com>2010-03-30 04:50:38 +0200
commit1c1b6c31de513f0f056a915bf7d8e608c485ae50 (patch)
treeb2dd0153d058cdbcf0c24b033703ab6d7f0efa8e /test/tc_signal.py
parent489a1616407a3d6c588b1890c9ddbf795ae5724f (diff)
downloadranger-1c1b6c31de513f0f056a915bf7d8e608c485ae50.tar.gz
added SignalDispatcher class
Diffstat (limited to 'test/tc_signal.py')
-rw-r--r--test/tc_signal.py79
1 files changed, 79 insertions, 0 deletions
diff --git a/test/tc_signal.py b/test/tc_signal.py
new file mode 100644
index 00000000..67625505
--- /dev/null
+++ b/test/tc_signal.py
@@ -0,0 +1,79 @@
+# 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.signal_dispatcher import SignalDispatcher
+
+class TestSignal(unittest.TestCase):
+	def setUp(self):
+		self.sd = SignalDispatcher()
+
+	def test_signal_register_emit(self):
+		sd = self.sd
+		def poo(sig):
+			self.assert_('works' in sig)
+			self.assertEqual('yes', sig.works)
+		handler = sd.signal_bind('x', poo)
+
+		sd.signal_emit('x', works='yes')
+		sd.signal_unbind(handler)
+		sd.signal_emit('x')
+
+	def test_signal_order(self):
+		sd = self.sd
+		lst = []
+		def addn(n):
+			return lambda _: lst.append(n)
+
+		sd.signal_bind('x', addn(6))
+		sd.signal_bind('x', addn(3), priority=1)
+		sd.signal_bind('x', addn(2), priority=1)
+		sd.signal_bind('x', addn(9), priority=0)
+		sd.signal_bind('x', addn(1337), priority=0.7)
+		sd.signal_emit('x')
+
+		self.assert_(lst.index(3) < lst.index(6))
+		self.assert_(lst.index(2) < lst.index(6))
+		self.assert_(lst.index(6) < lst.index(9))
+		self.assert_(lst.index(1337) < lst.index(6))
+		self.assert_(lst.index(1337) < lst.index(9))
+		self.assert_(lst.index(1337) > lst.index(2))
+
+	def test_modifying_arguments(self):
+		sd = self.sd
+		lst = []
+		def modify(s):
+			s.number = 5
+		def set_number(s):
+			lst.append(s.number)
+		def stopit(s):
+			s.stop()
+
+		sd.signal_bind('setnumber', set_number)
+		sd.signal_emit('setnumber', number=100)
+		self.assertEqual(100, lst[-1])
+
+		sd.signal_bind('setnumber', modify, priority=1)
+		sd.signal_emit('setnumber', number=100)
+		self.assertEqual(5, lst[-1])
+
+		lst.append(None)
+		sd.signal_bind('setnumber', stopit, priority=1)
+		sd.signal_emit('setnumber', number=100)
+		self.assertEqual(None, lst[-1])
+
+if __name__ == '__main__':
+	unittest.main()