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"""Test chunking"""
import unittest
from utility.chunks import divide_into_chunks
class TestChunks(unittest.TestCase):
"Test Utility method for chunking"
def test_divide_into_chunks(self):
"Check that a list is chunked correctly"
self.assertEqual(divide_into_chunks([1, 2, 7, 3, 22, 8, 5, 22, 333], 3),
[[1, 2, 7], [3, 22, 8], [5, 22, 333]])
self.assertEqual(divide_into_chunks([1, 2, 7, 3, 22, 8, 5, 22, 333], 4),
[[1, 2, 7], [3, 22, 8], [5, 22, 333]])
self.assertEqual(divide_into_chunks([1, 2, 7, 3, 22, 8, 5, 22, 333], 5),
[[1, 2], [7, 3], [22, 8], [5, 22], [333]])
self.assertEqual(divide_into_chunks([], 5),
[[]])
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