aa3e379ff1
* Additional sweep to update Python versions and supported Python versions. * Fixed requirements and CONTRIBUTING. * Trying a different line skip to see if it fixes CI. CI is failing on test file generation again. * Once again re-rendering tests to see if it fixes CI. [no important files changed]
71 lines
2.3 KiB
Python
71 lines
2.3 KiB
Python
# These tests are auto-generated with test data from:
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# https://github.com/exercism/problem-specifications/tree/main/exercises/flatten-array/canonical-data.json
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# File last updated on 2023-07-16
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import unittest
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from flatten_array import (
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flatten,
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)
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class FlattenArrayTest(unittest.TestCase):
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def test_empty(self):
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inputs = []
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expected = []
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self.assertEqual(flatten(inputs), expected)
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def test_no_nesting(self):
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inputs = [0, 1, 2]
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expected = [0, 1, 2]
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self.assertEqual(flatten(inputs), expected)
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def test_flattens_a_nested_array(self):
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inputs = [[[]]]
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expected = []
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self.assertEqual(flatten(inputs), expected)
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def test_flattens_array_with_just_integers_present(self):
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inputs = [1, [2, 3, 4, 5, 6, 7], 8]
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expected = [1, 2, 3, 4, 5, 6, 7, 8]
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self.assertEqual(flatten(inputs), expected)
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def test_5_level_nesting(self):
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inputs = [0, 2, [[2, 3], 8, 100, 4, [[[50]]]], -2]
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expected = [0, 2, 2, 3, 8, 100, 4, 50, -2]
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self.assertEqual(flatten(inputs), expected)
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def test_6_level_nesting(self):
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inputs = [1, [2, [[3]], [4, [[5]]], 6, 7], 8]
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expected = [1, 2, 3, 4, 5, 6, 7, 8]
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self.assertEqual(flatten(inputs), expected)
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def test_null_values_are_omitted_from_the_final_result(self):
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inputs = [1, 2, None]
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expected = [1, 2]
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self.assertEqual(flatten(inputs), expected)
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def test_consecutive_null_values_at_the_front_of_the_list_are_omitted_from_the_final_result(
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self,
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):
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inputs = [None, None, 3]
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expected = [3]
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self.assertEqual(flatten(inputs), expected)
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def test_consecutive_null_values_in_the_middle_of_the_list_are_omitted_from_the_final_result(
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self,
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):
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inputs = [1, None, None, 4]
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expected = [1, 4]
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self.assertEqual(flatten(inputs), expected)
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def test_6_level_nest_list_with_null_values(self):
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inputs = [0, 2, [[2, 3], 8, [[100]], None, [[None]]], -2]
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expected = [0, 2, 2, 3, 8, 100, -2]
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self.assertEqual(flatten(inputs), expected)
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def test_all_values_in_nested_list_are_null(self):
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inputs = [None, [[[None]]], None, None, [[None, None], None], None]
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expected = []
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self.assertEqual(flatten(inputs), expected)
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