GuzzleHttp\Tests\Psr7\FunctionsTest::testEncodesWithRfc3986 PHP Метод

    public function testEncodesWithRfc3986()
    {
        $str = Psr7\build_query(['foo bar' => 'baz+'], PHP_QUERY_RFC3986);
        $this->assertEquals('foo%20bar=baz%2B', $str);
    }