def test_range_intersection(self):
self.assertEqual(AnyRange().range_intersection([NR(0, None, 1)]),
[NR(0, None, 1)])
self.assertEqual(
NR(0, None, 1).range_intersection([AnyRange()]), [NR(0, None, 1)])
self.assertEqual(
NR(0, None, -1).range_intersection([AnyRange()]),
[NR(0, None, -1)])
def test_range_relational(self):
a = AnyRange()
b = AnyRange()
self.assertTrue(a.issubset(b))
self.assertEqual(a, a)
self.assertEqual(a, b)
c = NR(None, None, 0)
self.assertFalse(a.issubset(c))
self.assertTrue(c.issubset(b))
self.assertNotEqual(a, c)
self.assertNotEqual(c, a)
def test_range_difference(self):
self.assertEqual(
AnyRange().range_difference([NR(0,None,1)]),
[AnyRange()]
)
self.assertEqual(
NR(0,None,1).range_difference([AnyRange()]),
[]
)
self.assertEqual(
AnyRange().range_difference([AnyRange()]),
[]
)
def test_range_relational(self):
a = RP([[NR(0, 10, 1)], [NR(0, 10, 0), NNR('a')]])
aa = RP([[NR(0, 10, 1)], [NR(0, 10, 0), NNR('a')]])
b = RP([[NR(0, 10, 1)], [NR(0, 10, 0), NNR('a'), NNR('b')]])
c = RP([[NR(0, 10, 1)], [NR(0, 10, 0), NNR('b')]])
d = RP([[NR(0, 10, 0)], [NR(0, 10, 0), NNR('a')]])
d = RP([[NR(0, 10, 0)], [AnyRange()]])
self.assertTrue(a.issubset(aa))
self.assertTrue(a.issubset(b))
self.assertFalse(a.issubset(c))
self.assertTrue(a.issubset(d))
self.assertFalse(a.issubset(NNR('a')))
self.assertFalse(a.issubset(NR(None, None, 0)))
self.assertTrue(a.issubset(AnyRange()))
def test_isdisjoint(self):
a = NNR('a')
b = NR(0, 5, 0)
c = NR(5, 10, 1)
x = RP([[a], [b, c]])
y = RP([[a], [c]])
z = RP([[a], [b], [c]])
w = RP([[AnyRange()], [b]])
self.assertFalse(x.isdisjoint(x))
self.assertFalse(x.isdisjoint(y))
self.assertTrue(x.isdisjoint(z))
self.assertFalse(x.isdisjoint(w))
self.assertTrue(x.isdisjoint(a))
self.assertFalse(y.isdisjoint(w))
self.assertFalse(x.isdisjoint(AnyRange()))
v = RP([[AnyRange()], [NR(0, 5, 0, (False, False))]])
self.assertTrue(y.isdisjoint(v))
def test_range_difference(self):
a = NNR('a')
b = NR(0, 5, 0)
c = NR(5, 10, 1)
x = RP([[a], [b, c]])
y = RP([[a], [c]])
z = RP([[a], [b], [c]])
w = RP([list(Any.ranges()), [b]])
self.assertEqual(x.range_difference([x]), [])
self.assertEqual(x.range_difference([y]), [RP([[a], [b]])])
self.assertEqual(x.range_difference([z]), [x])
self.assertEqual(x.range_difference(Any.ranges()), [])
self.assertEqual(x.range_difference([w]), [RP([[a], [NR(6, 10, 1)]])])
v = RP([[AnyRange()], [NR(0, 5, 0, (False, False))]])
self.assertEqual(y.range_difference([v]), [y])
def test_pickle(self):
a = AnyRange()
b = pickle.loads(pickle.dumps(a))
self.assertIsNot(a, b)
self.assertEqual(a, b)
def test_info_methods(self):
a = AnyRange()
self.assertFalse(a.isdiscrete())
self.assertFalse(a.isfinite())
def test_contains(self):
a = AnyRange()
self.assertIn(None, a)
self.assertIn(0, a)
self.assertIn('a', a)
def test_str(self):
self.assertEqual(str(AnyRange()), '[*]')