--TEST--
macro arguments without a default value are implicitly optional (deprecated)
--DEPRECATION--
Since twig/twig 3.29: Not passing a value for the "a" argument of macro "test" is deprecated and the argument will be required in Twig 4.0; give it a default value in the macro definition or pass a value when calling it (in "index.twig" at line 10).
Since twig/twig 3.29: Not passing a value for the "b" argument of macro "test" is deprecated and the argument will be required in Twig 4.0; give it a default value in the macro definition or pass a value when calling it (in "index.twig" at line 10).
Since twig/twig 3.29: Not passing a value for the "a" argument of macro "test" is deprecated and the argument will be required in Twig 4.0; give it a default value in the macro definition or pass a value when calling it (in "index.twig" at line 11).
Since twig/twig 3.29: Not passing a value for the "b" argument of macro "test" is deprecated and the argument will be required in Twig 4.0; give it a default value in the macro definition or pass a value when calling it (in "index.twig" at line 11).
--TEMPLATE--
{% import _self as test %}
{% from _self import test %}

{% macro test(a, b) -%}
    {{ a|default('a') }}<br />
    {{- b|default('b') }}<br />
{%- endmacro %}

{{ test.test() }}
{{ test() }}
{{ test.test(1, "c") }}
{{ test(1, "c") }}
--DATA--
return []
--EXPECT--
a<br />b<br />
a<br />b<br />
1<br />c<br />
1<br />c<br />