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45 lines
1.7 KiB
Python
45 lines
1.7 KiB
Python
import unittest
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from filter_plugins.merge_mapping import merge_mapping
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from ansible.errors import AnsibleFilterError
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class TestMergeMappingFilter(unittest.TestCase):
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def test_basic_merge_overwrites_and_adds(self):
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list1 = [
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{'source': 'a', 'target': 1},
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{'source': 'b', 'target': 2},
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]
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list2 = [
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{'source': 'b', 'target': 3},
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{'source': 'c', 'target': 4},
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]
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result = merge_mapping(list1, list2, 'source')
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result_dict = {item['source']: item['target'] for item in result}
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self.assertEqual(result_dict, {'a': 1, 'b': 3, 'c': 4})
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def test_merge_preserves_and_overwrites_fields(self):
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list1 = [{'source': 'x', 'value': 100, 'flag': True}]
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list2 = [{'source': 'x', 'value': 200, 'note': 'updated'}]
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result = merge_mapping(list1, list2, 'source')
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self.assertEqual(len(result), 1)
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merged = result[0]
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self.assertEqual(merged['value'], 200)
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self.assertTrue(merged['flag'])
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self.assertEqual(merged['note'], 'updated')
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def test_empty_lists_return_empty(self):
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self.assertEqual(merge_mapping([], [], 'source'), [])
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def test_missing_key_raises_error(self):
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list1 = [{'target': 'no_source'}]
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list2 = []
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with self.assertRaises(AnsibleFilterError):
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merge_mapping(list1, list2, 'source')
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def test_non_list_inputs_raise_error(self):
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with self.assertRaises(AnsibleFilterError):
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merge_mapping("not a list", [], 'source')
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with self.assertRaises(AnsibleFilterError):
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merge_mapping([], "not a list", 'source')
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if __name__ == '__main__':
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unittest.main() |