def test_empty_set_issubset_of_everyset(self):
e = SortedSet()
s = SortedSet([7, 3, 5])
self.assertTrue(e.issubset(s))
def test_for_different_elements(self):
s1 = SortedSet([3, 5, 7])
s2 = SortedSet([3, 6, 7, 8])
self.assertFalse(s1.issubset(s2))
def test_smaller_set_scattered_throughout_longer_set(self):
odds = SortedSet(range(1, 11, 2))
numbers = SortedSet(range(0, 11))
self.assertTrue(odds.issubset(numbers))
def test_same_sets_should_be_subset_eachother(self):
s1 = SortedSet([7, 3, 5])
s2 = SortedSet([5, 7, 3])
self.assertTrue(s1.issubset(s2))
self.assertTrue(s2.issubset(s1))
def test_set_is_subset_of_itself(self):
s = SortedSet([5, 3, 7])
self.assertTrue(s.issubset(s))
def test_longer_set_cannot_be_subset(self):
longer = SortedSet([7, 3, 5])
smaller = SortedSet([3, 5])
self.assertFalse(longer.issubset(smaller))
def test_issubset_with_a_list(self):
s = SortedSet([3, 5, 7])
l = [3, 5, 7, 9]
self.assertTrue(s.issubset(l))
