<?PHP
/**
 * Test for ensuring that search RSS feeds are generated correctly.
 *
 * @author Joshua Ramon Enslin <joshua@museum-digital.de>
 */
declare(strict_types = 1);

use PHPUnit\Framework\TestCase;


/**
 * Tests for the manifest.
 */
final class MD_STD_TEST_PROVIDERS {

    /**
     * Data provider for returning invalid URLs.
     *
     * @return array<array{0: string}>
     */
    public static function invalid_url_provider():array {

        $output = [
            'Space in protocol name' => ["h ttps://www.museum-digital.org"],
            'Unwanted protocol' => ["telegram://www.museum-digital.org"],
            'String without protocol' => ["www.museum-digital.org"],
            'Localhost' => ["http://localhost"],

            // As per the RFC, URLs should not exceed 2048. Enough real-world ones
            // do. But they certainly should not exceed 10000 characters.
            'Overly long URL (> 10000 chars)' => ["https://www.museum-digital.org/" . str_repeat('a', 10000)],
        ];

        return $output;

    }

    /**
     * Data provider for working URLs.
     *
     * @return array<array{0: string, 1: string}>
     */
    public static function valid_url_provider():array {

        return [
            'Regular URL without path or query' => ['https://www.museum-digital.org', 'https://www.museum-digital.org'],
            'URL with uppercase character in scheme' => ['Https://www.museum-digital.org', 'https://www.museum-digital.org'],
            'URL with cyrillic characters, HTML-encoded ' => [
                'https://sr.wikipedia.org/wiki/%D0%91%D0%B5%D0%BE%D0%B3%D1%80%D0%B0%D0%B4',
                'https://sr.wikipedia.org/wiki/%D0%91%D0%B5%D0%BE%D0%B3%D1%80%D0%B0%D0%B4',
            ],
            'URL with cyrillic characters, not HTML-encoded ' => [
                'https://sr.wikipedia.org/wiki/Београд',
                'https://sr.wikipedia.org/wiki/%D0%91%D0%B5%D0%BE%D0%B3%D1%80%D0%B0%D0%B4',
            ],
            'URL with: scheme, user, pass, host, path, query' => [
                'https://username:password@sr.wikipedia.org:9000/wiki/Београд?test=hi',
                'https://username:password@sr.wikipedia.org:9000/wiki/%D0%91%D0%B5%D0%BE%D0%B3%D1%80%D0%B0%D0%B4?test=hi',
            ],
        ];

    }

    /**
     * Data provider for working mail addresses.
     *
     * @return array<array{0: string, 1: string}>
     */
    public static function invalid_email_provider():array {

        // Invalid addresses as per https://codefool.tumblr.com/post/15288874550/list-of-valid-and-invalid-email-addresses
        $invalid = [
            'plainaddress',
            '#@%^%#$@#$@#.com',
            '@example.com',
            'Joe Smith <email@example.com>',
            'email.example.com',
            'email@example@example.com',
            '.email@example.com',
            'email.@example.com',
            'email..email@example.com',
            'あいうえお@example.com',
            'email@example.com (Joe Smith)',
            'email@example',
            'email@-example.com',
            'email@111.222.333.44444',
            'email@example..com',
            'Abc..123@example.com',
            '“(),:;<>[\]@example.com',
            'just"not"right@example.com',
            'this\ is"really"not\allowed@example.com',
        ];

        $output = [];
        foreach ($invalid as $addr) {
            $output[$addr] = [
                $addr,
            ];
        }

        $output['Mail address is too long'] = [str_repeat("a", 10000) . '@example.com'];

        return $output;

    }

    /**
     * Data provider for working mail addresses.
     *
     * @return array<array{0: string, 1: string}>
     */
    public static function valid_email_provider():array {

        // Valid addresses as per https://codefool.tumblr.com/post/15288874550/list-of-valid-and-invalid-email-addresses
        // Excluding:
        //
        // 'email@123.123.123.123',
        // 'email@[123.123.123.123]',
        // '“email”@example.com',
        //
        // as per PHP's FILTER_VALIDATE_EMAIL
        $valid = [
            'email@example.com',
            'firstname.lastname@example.com',
            'email@subdomain.example.com',
            'firstname+lastname@example.com',
            '1234567890@example.com',
            'email@example-one.com',
            '_______@example.com',
            'email@example.name',
            'email@example.museum',
            'email@example.co.jp',
            'firstname-lastname@example.com',
        ];

        $output = [];
        foreach ($valid as $addr) {
            $output[$addr] = [
                $addr,
                $addr,
            ];
        }

        return $output;

    }

}