def test_sequencetools_yield_all_subsequences_of_sequence_01():
l = range(10)
sublists = list(sequencetools.yield_all_subsequences_of_sequence(l, 4, 5))
assert len(sublists) == 13
assert sublists[0] == [0, 1, 2, 3]
assert sublists[1] == [0, 1, 2, 3, 4]
assert sublists[2] == [1, 2, 3, 4]
assert sublists[3] == [1, 2, 3, 4, 5]
assert sublists[4] == [2, 3, 4, 5]
assert sublists[5] == [2, 3, 4, 5, 6]
assert sublists[6] == [3, 4, 5, 6]
assert sublists[7] == [3, 4, 5, 6, 7]
assert sublists[8] == [4, 5, 6, 7]
assert sublists[9] == [4, 5, 6, 7, 8]
assert sublists[10] == [5, 6, 7, 8]
assert sublists[11] == [5, 6, 7, 8, 9]
assert sublists[12] == [6, 7, 8, 9]
def test_sequencetools_yield_all_subsequences_of_sequence_02():
assert list(sequencetools.yield_all_subsequences_of_sequence([0, 1, 2])) == [
[], [0], [0, 1], [0, 1, 2], [1], [1, 2], [2]]
