test_iterutils.py

# File name: test_iterutils.py
# This file is part of: pyengine
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from __future__ import unicode_literals, print_function, division
from our_future import *

import unittest

import iterutils

class Iterutils(unittest.TestCase):
    def test_interleaved(self):
        l1 = [10, 20, 30]
        l2 = [15, 25, 35, 45]
        l3 = [17, 27, 37]
        self.assertSequenceEqual(
            list(iterutils.interleave(l1, l2, l3)),
            [10, 15, 17, 20, 25, 27, 30, 35, 37]
        )