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dynamodb2 items are copied when using ProjectionExpression to avoid mutating originals

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This commit is contained in:
Eric Reinecke 2017-11-10 21:35:01 -08:00
commit 06492026c3
2 changed files with 11 additions and 1 deletions
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9
tests/test_dynamodb2/test_dynamodb.py
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@ -371,6 +371,15 @@ def test_basic_projection_expressions():
assert 'body' in results['Items'][1]
assert results['Items'][1]['body'] == 'yet another test message'
# The projection expression should not remove data from storage
results = table.query(
KeyConditionExpression=Key('forum_name').eq(
'the-key'),
)
assert 'subject' in results['Items'][0]
assert 'body' in results['Items'][1]
assert 'forum_name' in results['Items'][1]
@mock_dynamodb2
def test_basic_projection_expressions_with_attr_expression_names():