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16 lines
501 B
Python
16 lines
501 B
Python
from unittest import TestCase
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from app.foundation.structures import ListUtils
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class ListUtilsTest(TestCase):
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def test_flatten_keeps_scalar_items_in_mixed_list(self):
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self.assertEqual(ListUtils.flatten([1, [2, 3], 4]), [1, 2, 3, 4])
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def test_flatten_returns_plain_list_unchanged(self):
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source = [1, 2, 3]
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self.assertEqual(ListUtils.flatten(source), source)
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def test_flatten_rejects_non_list_input(self):
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self.assertEqual(ListUtils.flatten("1,2,3"), [])
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