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import unittest
from kiwi.python import AttributeForwarder, slicerange, enum
class SliceTest(unittest.TestCase):
def genlist(self, limit, start, stop=None, step=None):
if stop == None:
stop = start
start = None
return list(slicerange(slice(start, stop, step), limit))
def testStop(self):
self.assertEqual(self.genlist(10, 10), range(10))
self.assertEqual(self.genlist(10, -5), range(5))
self.assertEqual(self.genlist(10, -15), [])
self.assertEqual(self.genlist(5, 10), range(5))
self.assertEqual(self.genlist(0, 10), [])
def testStartStop(self):
self.assertEqual(self.genlist(10, 0, 10), range(10))
self.assertEqual(self.genlist(10, 1, 9), range(10)[1:9])
self.assertEqual(self.genlist(10, -1, -1), range(10)[-1:-1])
self.assertEqual(self.genlist(10, 0, -15), range(10)[0:-15])
self.assertEqual(self.genlist(10, 15, 0), range(10)[-15:0])
def testStartStopStep(self):
self.assertEqual(self.genlist(10, 0, 10, 2), range(10)[0:10:2])
class Status(enum):
OPEN, CLOSE = range(2)
class Color(enum):
RED, GREEN, BLUE = range(3)
class EnumTest(unittest.TestCase):
def testEnums(self):
self.failUnless(issubclass(enum, int))
self.failUnless(isinstance(Color.RED, Color))
self.failUnless(isinstance(Color.RED, int))
self.failUnless('RED' in repr(Color.RED), repr(Color.RED))
self.failUnless(int(Color.RED) is not None)
def testComparision(self):
self.assertEquals(Color.RED, 0)
self.assertNotEquals(Color.RED, 1)
self.assertNotEquals(Color.RED, -1)
self.assertNotEquals(Color.RED, Color.GREEN)
self.assertNotEquals(Color.GREEN, Status.OPEN)
def testGet(self):
self.assertEqual(Color.get(0), Color.RED)
self.assertRaises(ValueError, Color.get, 3)
def testNew(self):
yellow = Color(3, 'YELLOW')
self.failUnless(isinstance(yellow, Color))
self.assertEquals(Color.YELLOW, yellow)
self.assertRaises(ValueError, Color, 3, 'AGAIN')
self.assertRaises(ValueError, Color, 4, 'RED')
class AttributeForwarderTest(unittest.TestCase):
def testForward(self):
class FW(AttributeForwarder):
attributes = ['forward']
class Target(object):
forward = 'foo'
target = Target()
f = FW(target)
self.assertEqual(f.target, target)
self.assertEqual(f.forward, 'foo')
f.forward = 'bar'
self.assertEqual(target.forward, 'bar')
self.assertEqual(f.forward, 'bar')
if __name__ == '__main__':
unittest.main()
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