psalm/tests/SuperGlobalsTest.php

<?php

namespace Psalm\Tests;

use Psalm\Tests\Traits\ValidCodeAnalysisTestTrait;

class SuperGlobalsTest extends TestCase
{
    use ValidCodeAnalysisTestTrait;

    /**
     * @return iterable<string,array{string,assertions?:array<string,string>,error_levels?:string[]}>
     */
    public function providerValidCodeParse(): iterable
    {
        yield 'http_response_headerIsList' => [
            '<?php
                /** @return list<string> */
                function returnsList(): array {
                    return $http_response_header;
                }
            ',
            'assertions' => []
        ];

        yield 'ENV has scalar entries only' => [
            '<?php
                /** @return array<array-key, scalar> */
                function f(): array {
                    return $_ENV;
                }
            '
        ];
    }
}