File: reduce_key.test

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--TEST--
"reduce" filter passes iterable key to callback
--TEMPLATE--
{% set status_classes = {
    'success': 200,
    'warning': 400,
    'error': 500,
} %}

{{ status_classes|reduce((carry, v, k) => status_code >= v ? k : carry, '') }}
--DATA--
return ['status_code' => 404]
--EXPECT--
warning