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           efrain | 
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           <?php
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           // This file is part of Moodle - http://moodle.org/
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           //
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           // Moodle is free software: you can redistribute it and/or modify
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           // it under the terms of the GNU General Public License as published by
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           // the Free Software Foundation, either version 3 of the License, or
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           // (at your option) any later version.
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           //
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           // Moodle is distributed in the hope that it will be useful,
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           // but WITHOUT ANY WARRANTY; without even the implied warranty of
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           // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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           // GNU General Public License for more details.
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           //
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           // You should have received a copy of the GNU General Public License
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           // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
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           17 | 
           namespace core\oauth2\discovery;
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           use core\http_client;
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           use GuzzleHttp\Exception\ClientException;
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           use GuzzleHttp\Handler\MockHandler;
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           use GuzzleHttp\HandlerStack;
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           use GuzzleHttp\Middleware;
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           use GuzzleHttp\Psr7\Response;
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           use Psr\Http\Message\ResponseInterface;
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              | 
        
        
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           /**
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            * Unit tests for {@see auth_server_config_reader}.
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            *
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            * @coversDefaultClass \core\oauth2\discovery\auth_server_config_reader
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            * @package core
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            * @copyright 2023 Jake Dallimore <jrhdallimore@gmail.com>
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           33 | 
            * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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            */
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           35 | 
           final class auth_server_config_reader_test extends \advanced_testcase {
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           36 | 
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               /**
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                * Test reading the config for an auth server.
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                *
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                * @covers ::read_configuration
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                * @dataProvider config_provider
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                * @param string $issuerurl the auth server issuer URL.
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                * @param ResponseInterface $httpresponse a stub HTTP response.
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                * @param null|string $altwellknownsuffix an alternate value for the well known suffix to use in the reader.
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                * @param array $expected test expectations.
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                * @return void
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                */
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               public function test_read_configuration(string $issuerurl, ResponseInterface $httpresponse, ?string $altwellknownsuffix = null,
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                       array $expected = []): void {
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                   $mock = new MockHandler([$httpresponse]);
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                   $handlerstack = HandlerStack::create($mock);
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                   if (!empty($expected['request'])) {
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                       // Request history tracking to allow asserting that request was sent as expected below (to the stub client).
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                       $container = [];
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                       $history = Middleware::history($container);
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                       $handlerstack->push($history);
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                   }
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                   $args = [
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                       new http_client(['handler' => $handlerstack]),
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                   ];
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                   if (!is_null($altwellknownsuffix)) {
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                       $args[] = $altwellknownsuffix;
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                   }
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                   if (!empty($expected['exception'])) {
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                       $this->expectException($expected['exception']);
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                   }
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                   $configreader = new auth_server_config_reader(...$args);
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                   $config = $configreader->read_configuration(new \moodle_url($issuerurl));
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                   if (!empty($expected['request'])) {
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                       // Verify the request goes to the correct URL (i.e. the well known suffix is correctly positioned).
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                       $this->assertEquals($expected['request']['url'], $container[0]['request']->getUri());
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                   }
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                   $this->assertEquals($expected['metadata'], (array) $config);
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               }
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               /**
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                * Provider for testing read_configuration().
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                *
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                * @return array test data.
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                */
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           86 | 
               public static function config_provider(): array {
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                   return [
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                       'Valid, good issuer URL, good config' => [
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                           'issuerurl' => 'https://app.example.com',
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                           'httpresponse' => new Response(
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                               200,
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                               ['Content-Type' => 'application/json'],
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                               json_encode([
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                                   "issuer" => "https://app.example.com",
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                                   "authorization_endpoint" => "https://app.example.com/authorize",
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                                   "token_endpoint" => "https://app.example.com/token",
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                                   "token_endpoint_auth_methods_supported" => [
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                                       "client_secret_basic",
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                                       "private_key_jwt"
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                                   ],
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                                   "token_endpoint_auth_signing_alg_values_supported" => [
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                                       "RS256",
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                                       "ES256"
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                                   ],
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                                   "userinfo_endpoint" => "https://app.example.com/userinfo",
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                                   "jwks_uri" => "https://app.example.com/jwks.json",
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                                   "registration_endpoint" => "https://app.example.com/register",
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                                   "scopes_supported" => [
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                                       "openid",
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                                       "profile",
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                                       "email",
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                                   ],
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                                   "response_types_supported" => [
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                                       "code",
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                                       "code token"
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                                   ],
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                                   "service_documentation" => "http://app.example.com/service_documentation.html",
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                                   "ui_locales_supported" => [
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                                       "en-US",
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                                       "en-GB",
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                                       "fr-FR",
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                                   ]
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                               ])
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                           ),
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           125 | 
                           'altwellknownsuffix' => null,
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                           'expected' => [
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                               'request' => [
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                                   'url' => 'https://app.example.com/.well-known/oauth-authorization-server'
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                               ],
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                               'metadata' => [
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                                   "issuer" => "https://app.example.com",
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                                   "authorization_endpoint" => "https://app.example.com/authorize",
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                                   "token_endpoint" => "https://app.example.com/token",
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                                   "token_endpoint_auth_methods_supported" => [
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                                       "client_secret_basic",
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                                       "private_key_jwt"
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                                   ],
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                                   "token_endpoint_auth_signing_alg_values_supported" => [
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                                       "RS256",
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                                       "ES256"
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                                   ],
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                                   "userinfo_endpoint" => "https://app.example.com/userinfo",
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                                   "jwks_uri" => "https://app.example.com/jwks.json",
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                                   "registration_endpoint" => "https://app.example.com/register",
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                                   "scopes_supported" => [
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                                       "openid",
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                                       "profile",
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                                       "email",
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                                   ],
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                                   "response_types_supported" => [
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                                       "code",
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                                       "code token"
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                                   ],
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                                   "service_documentation" => "http://app.example.com/service_documentation.html",
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                                   "ui_locales_supported" => [
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                                       "en-US",
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                                       "en-GB",
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                                       "fr-FR",
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                                   ]
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                               ]
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                           ]
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                       ],
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                       'Valid, issuer URL with path component confirming well known suffix placement' => [
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                           'issuerurl' => 'https://app.example.com/some/path',
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                           'httpresponse' => new Response(
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                               200,
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                               ['Content-Type' => 'application/json'],
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                               json_encode([
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                                   "issuer" => "https://app.example.com",
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                                   "authorization_endpoint" => "https://app.example.com/authorize",
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                                   "token_endpoint" => "https://app.example.com/token",
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                                   "token_endpoint_auth_methods_supported" => [
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                                       "client_secret_basic",
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                                       "private_key_jwt"
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                                   ],
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                                   "token_endpoint_auth_signing_alg_values_supported" => [
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                                       "RS256",
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                                       "ES256"
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                                   ],
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                                   "userinfo_endpoint" => "https://app.example.com/userinfo",
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                                   "jwks_uri" => "https://app.example.com/jwks.json",
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                                   "registration_endpoint" => "https://app.example.com/register",
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                                   "scopes_supported" => [
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                                       "openid",
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                                       "profile",
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                                       "email",
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                                   ],
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                                   "response_types_supported" => [
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                                       "code",
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                                       "code token"
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                                   ],
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                                   "service_documentation" => "http://app.example.com/service_documentation.html",
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                                   "ui_locales_supported" => [
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                                       "en-US",
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                                       "en-GB",
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                                       "fr-FR",
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                                   ]
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                               ])
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                           ),
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           200 | 
                           'altwellknownsuffix' => null,
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           201 | 
                           'expected' => [
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                               'request' => [
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                                   'url' => 'https://app.example.com/.well-known/oauth-authorization-server/some/path'
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                               ],
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           205 | 
                               'metadata' => [
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                                   "issuer" => "https://app.example.com",
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                                   "authorization_endpoint" => "https://app.example.com/authorize",
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                                   "token_endpoint" => "https://app.example.com/token",
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                                   "token_endpoint_auth_methods_supported" => [
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                                       "client_secret_basic",
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                                       "private_key_jwt"
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                                   ],
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                                   "token_endpoint_auth_signing_alg_values_supported" => [
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                                       "RS256",
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                                       "ES256"
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                                   ],
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           217 | 
                                   "userinfo_endpoint" => "https://app.example.com/userinfo",
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           218 | 
                                   "jwks_uri" => "https://app.example.com/jwks.json",
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           219 | 
                                   "registration_endpoint" => "https://app.example.com/register",
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           220 | 
                                   "scopes_supported" => [
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           221 | 
                                       "openid",
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           222 | 
                                       "profile",
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           223 | 
                                       "email",
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           224 | 
                                   ],
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           225 | 
                                   "response_types_supported" => [
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           226 | 
                                       "code",
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           227 | 
                                       "code token"
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           228 | 
                                   ],
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           229 | 
                                   "service_documentation" => "http://app.example.com/service_documentation.html",
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           230 | 
                                   "ui_locales_supported" => [
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           231 | 
                                       "en-US",
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           232 | 
                                       "en-GB",
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           233 | 
                                       "fr-FR",
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           234 | 
                                   ]
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           235 | 
                               ]
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           236 | 
                           ]
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           237 | 
                       ],
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           238 | 
                       'Valid, single trailing / path only' => [
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           | 1441 | 
           ariadna | 
           239 | 
                           'issuerurl' => 'https://app.example.com/',
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           240 | 
                           'httpresponse' => new Response(
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           | 1 | 
           efrain | 
           241 | 
                               200,
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           242 | 
                               ['Content-Type' => 'application/json'],
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           243 | 
                               json_encode([
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           244 | 
                                   "issuer" => "https://app.example.com",
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           245 | 
                                   "authorization_endpoint" => "https://app.example.com/authorize",
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           246 | 
                                   "token_endpoint" => "https://app.example.com/token",
  | 
        
        
            | 
            | 
           247 | 
                                   "token_endpoint_auth_methods_supported" => [
  | 
        
        
            | 
            | 
           248 | 
                                       "client_secret_basic",
  | 
        
        
            | 
            | 
           249 | 
                                       "private_key_jwt"
  | 
        
        
            | 
            | 
           250 | 
                                   ],
  | 
        
        
            | 
            | 
           251 | 
                                   "token_endpoint_auth_signing_alg_values_supported" => [
  | 
        
        
            | 
            | 
           252 | 
                                       "RS256",
  | 
        
        
            | 
            | 
           253 | 
                                       "ES256"
  | 
        
        
            | 
            | 
           254 | 
                                   ],
  | 
        
        
            | 
            | 
           255 | 
                                   "userinfo_endpoint" => "https://app.example.com/userinfo",
  | 
        
        
            | 
            | 
           256 | 
                                   "jwks_uri" => "https://app.example.com/jwks.json",
  | 
        
        
            | 
            | 
           257 | 
                                   "registration_endpoint" => "https://app.example.com/register",
  | 
        
        
            | 
            | 
           258 | 
                                   "scopes_supported" => [
  | 
        
        
            | 
            | 
           259 | 
                                       "openid",
  | 
        
        
            | 
            | 
           260 | 
                                       "profile",
  | 
        
        
            | 
            | 
           261 | 
                                       "email",
  | 
        
        
            | 
            | 
           262 | 
                                   ],
  | 
        
        
            | 
            | 
           263 | 
                                   "response_types_supported" => [
  | 
        
        
            | 
            | 
           264 | 
                                       "code",
  | 
        
        
            | 
            | 
           265 | 
                                       "code token"
  | 
        
        
            | 
            | 
           266 | 
                                   ],
  | 
        
        
            | 
            | 
           267 | 
                                   "service_documentation" => "http://app.example.com/service_documentation.html",
  | 
        
        
            | 
            | 
           268 | 
                                   "ui_locales_supported" => [
  | 
        
        
            | 
            | 
           269 | 
                                       "en-US",
  | 
        
        
            | 
            | 
           270 | 
                                       "en-GB",
  | 
        
        
            | 
            | 
           271 | 
                                       "fr-FR",
  | 
        
        
            | 
            | 
           272 | 
                                   ]
  | 
        
        
            | 
            | 
           273 | 
                               ])
  | 
        
        
            | 
            | 
           274 | 
                           ),
  | 
        
        
           | 1441 | 
           ariadna | 
           275 | 
                           'altwellknownsuffix' => null,
  | 
        
        
           | 1 | 
           efrain | 
           276 | 
                           'expected' => [
  | 
        
        
            | 
            | 
           277 | 
                               'request' => [
  | 
        
        
            | 
            | 
           278 | 
                                   'url' => 'https://app.example.com/.well-known/oauth-authorization-server'
  | 
        
        
            | 
            | 
           279 | 
                               ],
  | 
        
        
            | 
            | 
           280 | 
                               'metadata' => [
  | 
        
        
            | 
            | 
           281 | 
                                   "issuer" => "https://app.example.com",
  | 
        
        
            | 
            | 
           282 | 
                                   "authorization_endpoint" => "https://app.example.com/authorize",
  | 
        
        
            | 
            | 
           283 | 
                                   "token_endpoint" => "https://app.example.com/token",
  | 
        
        
            | 
            | 
           284 | 
                                   "token_endpoint_auth_methods_supported" => [
  | 
        
        
            | 
            | 
           285 | 
                                       "client_secret_basic",
  | 
        
        
            | 
            | 
           286 | 
                                       "private_key_jwt"
  | 
        
        
            | 
            | 
           287 | 
                                   ],
  | 
        
        
            | 
            | 
           288 | 
                                   "token_endpoint_auth_signing_alg_values_supported" => [
  | 
        
        
            | 
            | 
           289 | 
                                       "RS256",
  | 
        
        
            | 
            | 
           290 | 
                                       "ES256"
  | 
        
        
            | 
            | 
           291 | 
                                   ],
  | 
        
        
            | 
            | 
           292 | 
                                   "userinfo_endpoint" => "https://app.example.com/userinfo",
  | 
        
        
            | 
            | 
           293 | 
                                   "jwks_uri" => "https://app.example.com/jwks.json",
  | 
        
        
            | 
            | 
           294 | 
                                   "registration_endpoint" => "https://app.example.com/register",
  | 
        
        
            | 
            | 
           295 | 
                                   "scopes_supported" => [
  | 
        
        
            | 
            | 
           296 | 
                                       "openid",
  | 
        
        
            | 
            | 
           297 | 
                                       "profile",
  | 
        
        
            | 
            | 
           298 | 
                                       "email",
  | 
        
        
            | 
            | 
           299 | 
                                   ],
  | 
        
        
            | 
            | 
           300 | 
                                   "response_types_supported" => [
  | 
        
        
            | 
            | 
           301 | 
                                       "code",
  | 
        
        
            | 
            | 
           302 | 
                                       "code token"
  | 
        
        
            | 
            | 
           303 | 
                                   ],
  | 
        
        
            | 
            | 
           304 | 
                                   "service_documentation" => "http://app.example.com/service_documentation.html",
  | 
        
        
            | 
            | 
           305 | 
                                   "ui_locales_supported" => [
  | 
        
        
            | 
            | 
           306 | 
                                       "en-US",
  | 
        
        
            | 
            | 
           307 | 
                                       "en-GB",
  | 
        
        
            | 
            | 
           308 | 
                                       "fr-FR",
  | 
        
        
            | 
            | 
           309 | 
                                   ]
  | 
        
        
            | 
            | 
           310 | 
                               ]
  | 
        
        
            | 
            | 
           311 | 
                           ]
  | 
        
        
            | 
            | 
           312 | 
                       ],
  | 
        
        
            | 
            | 
           313 | 
                       'Invalid, non HTTPS issuer URL' => [
  | 
        
        
           | 1441 | 
           ariadna | 
           314 | 
                           'issuerurl' => 'http://app.example.com',
  | 
        
        
            | 
            | 
           315 | 
                           'httpresponse' => new Response(
  | 
        
        
           | 1 | 
           efrain | 
           316 | 
                               200,
  | 
        
        
            | 
            | 
           317 | 
                               ['Content-Type' => 'application/json'],
  | 
        
        
            | 
            | 
           318 | 
                               json_encode([
  | 
        
        
            | 
            | 
           319 | 
                                   "issuer" => "https://app.example.com",
  | 
        
        
            | 
            | 
           320 | 
                                   "authorization_endpoint" => "https://app.example.com/authorize",
  | 
        
        
            | 
            | 
           321 | 
                                   "token_endpoint" => "https://app.example.com/token",
  | 
        
        
            | 
            | 
           322 | 
                                   "token_endpoint_auth_methods_supported" => [
  | 
        
        
            | 
            | 
           323 | 
                                       "client_secret_basic",
  | 
        
        
            | 
            | 
           324 | 
                                       "private_key_jwt"
  | 
        
        
            | 
            | 
           325 | 
                                   ],
  | 
        
        
            | 
            | 
           326 | 
                                   "token_endpoint_auth_signing_alg_values_supported" => [
  | 
        
        
            | 
            | 
           327 | 
                                       "RS256",
  | 
        
        
            | 
            | 
           328 | 
                                       "ES256"
  | 
        
        
            | 
            | 
           329 | 
                                   ],
  | 
        
        
            | 
            | 
           330 | 
                                   "userinfo_endpoint" => "https://app.example.com/userinfo",
  | 
        
        
            | 
            | 
           331 | 
                                   "jwks_uri" => "https://app.example.com/jwks.json",
  | 
        
        
            | 
            | 
           332 | 
                                   "registration_endpoint" => "https://app.example.com/register",
  | 
        
        
            | 
            | 
           333 | 
                                   "scopes_supported" => [
  | 
        
        
            | 
            | 
           334 | 
                                       "openid",
  | 
        
        
            | 
            | 
           335 | 
                                       "profile",
  | 
        
        
            | 
            | 
           336 | 
                                       "email",
  | 
        
        
            | 
            | 
           337 | 
                                   ],
  | 
        
        
            | 
            | 
           338 | 
                                   "response_types_supported" => [
  | 
        
        
            | 
            | 
           339 | 
                                       "code",
  | 
        
        
            | 
            | 
           340 | 
                                       "code token"
  | 
        
        
            | 
            | 
           341 | 
                                   ],
  | 
        
        
            | 
            | 
           342 | 
                                   "service_documentation" => "http://app.example.com/service_documentation.html",
  | 
        
        
            | 
            | 
           343 | 
                                   "ui_locales_supported" => [
  | 
        
        
            | 
            | 
           344 | 
                                       "en-US",
  | 
        
        
            | 
            | 
           345 | 
                                       "en-GB",
  | 
        
        
            | 
            | 
           346 | 
                                       "fr-FR",
  | 
        
        
            | 
            | 
           347 | 
                                   ]
  | 
        
        
            | 
            | 
           348 | 
                               ])
  | 
        
        
            | 
            | 
           349 | 
                           ),
  | 
        
        
           | 1441 | 
           ariadna | 
           350 | 
                           'altwellknownsuffix' => null,
  | 
        
        
           | 1 | 
           efrain | 
           351 | 
                           'expected' => [
  | 
        
        
            | 
            | 
           352 | 
                               'exception' => \moodle_exception::class
  | 
        
        
            | 
            | 
           353 | 
                           ]
  | 
        
        
            | 
            | 
           354 | 
                       ],
  | 
        
        
            | 
            | 
           355 | 
                       'Invalid, query string in issuer URL' => [
  | 
        
        
           | 1441 | 
           ariadna | 
           356 | 
                           'issuerurl' => 'https://app.example.com?test=cat',
  | 
        
        
            | 
            | 
           357 | 
                           'httpresponse' => new Response(
  | 
        
        
           | 1 | 
           efrain | 
           358 | 
                               200,
  | 
        
        
            | 
            | 
           359 | 
                               ['Content-Type' => 'application/json'],
  | 
        
        
            | 
            | 
           360 | 
                               json_encode([
  | 
        
        
            | 
            | 
           361 | 
                                   "issuer" => "https://app.example.com",
  | 
        
        
            | 
            | 
           362 | 
                                   "authorization_endpoint" => "https://app.example.com/authorize",
  | 
        
        
            | 
            | 
           363 | 
                                   "token_endpoint" => "https://app.example.com/token",
  | 
        
        
            | 
            | 
           364 | 
                                   "token_endpoint_auth_methods_supported" => [
  | 
        
        
            | 
            | 
           365 | 
                                       "client_secret_basic",
  | 
        
        
            | 
            | 
           366 | 
                                       "private_key_jwt"
  | 
        
        
            | 
            | 
           367 | 
                                   ],
  | 
        
        
            | 
            | 
           368 | 
                                   "token_endpoint_auth_signing_alg_values_supported" => [
  | 
        
        
            | 
            | 
           369 | 
                                       "RS256",
  | 
        
        
            | 
            | 
           370 | 
                                       "ES256"
  | 
        
        
            | 
            | 
           371 | 
                                   ],
  | 
        
        
            | 
            | 
           372 | 
                                   "userinfo_endpoint" => "https://app.example.com/userinfo",
  | 
        
        
            | 
            | 
           373 | 
                                   "jwks_uri" => "https://app.example.com/jwks.json",
  | 
        
        
            | 
            | 
           374 | 
                                   "registration_endpoint" => "https://app.example.com/register",
  | 
        
        
            | 
            | 
           375 | 
                                   "scopes_supported" => [
  | 
        
        
            | 
            | 
           376 | 
                                       "openid",
  | 
        
        
            | 
            | 
           377 | 
                                       "profile",
  | 
        
        
            | 
            | 
           378 | 
                                       "email",
  | 
        
        
            | 
            | 
           379 | 
                                   ],
  | 
        
        
            | 
            | 
           380 | 
                                   "response_types_supported" => [
  | 
        
        
            | 
            | 
           381 | 
                                       "code",
  | 
        
        
            | 
            | 
           382 | 
                                       "code token"
  | 
        
        
            | 
            | 
           383 | 
                                   ],
  | 
        
        
            | 
            | 
           384 | 
                                   "service_documentation" => "http://app.example.com/service_documentation.html",
  | 
        
        
            | 
            | 
           385 | 
                                   "ui_locales_supported" => [
  | 
        
        
            | 
            | 
           386 | 
                                       "en-US",
  | 
        
        
            | 
            | 
           387 | 
                                       "en-GB",
  | 
        
        
            | 
            | 
           388 | 
                                       "fr-FR",
  | 
        
        
            | 
            | 
           389 | 
                                   ]
  | 
        
        
            | 
            | 
           390 | 
                               ])
  | 
        
        
            | 
            | 
           391 | 
                           ),
  | 
        
        
           | 1441 | 
           ariadna | 
           392 | 
                           'altwellknownsuffix' => null,
  | 
        
        
           | 1 | 
           efrain | 
           393 | 
                           'expected' => [
  | 
        
        
            | 
            | 
           394 | 
                               'exception' => \moodle_exception::class
  | 
        
        
            | 
            | 
           395 | 
                           ]
  | 
        
        
            | 
            | 
           396 | 
                       ],
  | 
        
        
            | 
            | 
           397 | 
                       'Invalid, fragment in issuer URL' => [
  | 
        
        
           | 1441 | 
           ariadna | 
           398 | 
                           'issuerurl' => 'https://app.example.com/#cat',
  | 
        
        
            | 
            | 
           399 | 
                           'httpresponse' => new Response(
  | 
        
        
           | 1 | 
           efrain | 
           400 | 
                               200,
  | 
        
        
            | 
            | 
           401 | 
                               ['Content-Type' => 'application/json'],
  | 
        
        
            | 
            | 
           402 | 
                               json_encode([
  | 
        
        
            | 
            | 
           403 | 
                                   "issuer" => "https://app.example.com",
  | 
        
        
            | 
            | 
           404 | 
                                   "authorization_endpoint" => "https://app.example.com/authorize",
  | 
        
        
            | 
            | 
           405 | 
                                   "token_endpoint" => "https://app.example.com/token",
  | 
        
        
            | 
            | 
           406 | 
                                   "token_endpoint_auth_methods_supported" => [
  | 
        
        
            | 
            | 
           407 | 
                                       "client_secret_basic",
  | 
        
        
            | 
            | 
           408 | 
                                       "private_key_jwt"
  | 
        
        
            | 
            | 
           409 | 
                                   ],
  | 
        
        
            | 
            | 
           410 | 
                                   "token_endpoint_auth_signing_alg_values_supported" => [
  | 
        
        
            | 
            | 
           411 | 
                                       "RS256",
  | 
        
        
            | 
            | 
           412 | 
                                       "ES256"
  | 
        
        
            | 
            | 
           413 | 
                                   ],
  | 
        
        
            | 
            | 
           414 | 
                                   "userinfo_endpoint" => "https://app.example.com/userinfo",
  | 
        
        
            | 
            | 
           415 | 
                                   "jwks_uri" => "https://app.example.com/jwks.json",
  | 
        
        
            | 
            | 
           416 | 
                                   "registration_endpoint" => "https://app.example.com/register",
  | 
        
        
            | 
            | 
           417 | 
                                   "scopes_supported" => [
  | 
        
        
            | 
            | 
           418 | 
                                       "openid",
  | 
        
        
            | 
            | 
           419 | 
                                       "profile",
  | 
        
        
            | 
            | 
           420 | 
                                       "email",
  | 
        
        
            | 
            | 
           421 | 
                                   ],
  | 
        
        
            | 
            | 
           422 | 
                                   "response_types_supported" => [
  | 
        
        
            | 
            | 
           423 | 
                                       "code",
  | 
        
        
            | 
            | 
           424 | 
                                       "code token"
  | 
        
        
            | 
            | 
           425 | 
                                   ],
  | 
        
        
            | 
            | 
           426 | 
                                   "service_documentation" => "http://app.example.com/service_documentation.html",
  | 
        
        
            | 
            | 
           427 | 
                                   "ui_locales_supported" => [
  | 
        
        
            | 
            | 
           428 | 
                                       "en-US",
  | 
        
        
            | 
            | 
           429 | 
                                       "en-GB",
  | 
        
        
            | 
            | 
           430 | 
                                       "fr-FR",
  | 
        
        
            | 
            | 
           431 | 
                                   ]
  | 
        
        
            | 
            | 
           432 | 
                               ])
  | 
        
        
            | 
            | 
           433 | 
                           ),
  | 
        
        
           | 1441 | 
           ariadna | 
           434 | 
                           'altwellknownsuffix' => null,
  | 
        
        
           | 1 | 
           efrain | 
           435 | 
                           'expected' => [
  | 
        
        
            | 
            | 
           436 | 
                               'exception' => \moodle_exception::class
  | 
        
        
            | 
            | 
           437 | 
                           ]
  | 
        
        
            | 
            | 
           438 | 
                       ],
  | 
        
        
            | 
            | 
           439 | 
                       'Valid, port in issuer URL' => [
  | 
        
        
           | 1441 | 
           ariadna | 
           440 | 
                           'issuerurl' => 'https://app.example.com:8080/some/path',
  | 
        
        
            | 
            | 
           441 | 
                           'httpresponse' => new Response(
  | 
        
        
           | 1 | 
           efrain | 
           442 | 
                               200,
  | 
        
        
            | 
            | 
           443 | 
                               ['Content-Type' => 'application/json'],
  | 
        
        
            | 
            | 
           444 | 
                               json_encode([
  | 
        
        
            | 
            | 
           445 | 
                                   "issuer" => "https://app.example.com",
  | 
        
        
            | 
            | 
           446 | 
                                   "authorization_endpoint" => "https://app.example.com/authorize",
  | 
        
        
            | 
            | 
           447 | 
                                   "token_endpoint" => "https://app.example.com/token",
  | 
        
        
            | 
            | 
           448 | 
                                   "token_endpoint_auth_methods_supported" => [
  | 
        
        
            | 
            | 
           449 | 
                                       "client_secret_basic",
  | 
        
        
            | 
            | 
           450 | 
                                       "private_key_jwt"
  | 
        
        
            | 
            | 
           451 | 
                                   ],
  | 
        
        
            | 
            | 
           452 | 
                                   "token_endpoint_auth_signing_alg_values_supported" => [
  | 
        
        
            | 
            | 
           453 | 
                                       "RS256",
  | 
        
        
            | 
            | 
           454 | 
                                       "ES256"
  | 
        
        
            | 
            | 
           455 | 
                                   ],
  | 
        
        
            | 
            | 
           456 | 
                                   "userinfo_endpoint" => "https://app.example.com/userinfo",
  | 
        
        
            | 
            | 
           457 | 
                                   "jwks_uri" => "https://app.example.com/jwks.json",
  | 
        
        
            | 
            | 
           458 | 
                                   "registration_endpoint" => "https://app.example.com/register",
  | 
        
        
            | 
            | 
           459 | 
                                   "scopes_supported" => [
  | 
        
        
            | 
            | 
           460 | 
                                       "openid",
  | 
        
        
            | 
            | 
           461 | 
                                       "profile",
  | 
        
        
            | 
            | 
           462 | 
                                       "email",
  | 
        
        
            | 
            | 
           463 | 
                                   ],
  | 
        
        
            | 
            | 
           464 | 
                                   "response_types_supported" => [
  | 
        
        
            | 
            | 
           465 | 
                                       "code",
  | 
        
        
            | 
            | 
           466 | 
                                       "code token"
  | 
        
        
            | 
            | 
           467 | 
                                   ],
  | 
        
        
            | 
            | 
           468 | 
                                   "service_documentation" => "http://app.example.com/service_documentation.html",
  | 
        
        
            | 
            | 
           469 | 
                                   "ui_locales_supported" => [
  | 
        
        
            | 
            | 
           470 | 
                                       "en-US",
  | 
        
        
            | 
            | 
           471 | 
                                       "en-GB",
  | 
        
        
            | 
            | 
           472 | 
                                       "fr-FR",
  | 
        
        
            | 
            | 
           473 | 
                                   ]
  | 
        
        
            | 
            | 
           474 | 
                               ])
  | 
        
        
            | 
            | 
           475 | 
                           ),
  | 
        
        
           | 1441 | 
           ariadna | 
           476 | 
                           'altwellknownsuffix' => null,
  | 
        
        
           | 1 | 
           efrain | 
           477 | 
                           'expected' => [
  | 
        
        
            | 
            | 
           478 | 
                               'request' => [
  | 
        
        
            | 
            | 
           479 | 
                                   'url' => 'https://app.example.com:8080/.well-known/oauth-authorization-server/some/path'
  | 
        
        
            | 
            | 
           480 | 
                               ],
  | 
        
        
            | 
            | 
           481 | 
                               'metadata' => [
  | 
        
        
            | 
            | 
           482 | 
                                   "issuer" => "https://app.example.com",
  | 
        
        
            | 
            | 
           483 | 
                                   "authorization_endpoint" => "https://app.example.com/authorize",
  | 
        
        
            | 
            | 
           484 | 
                                   "token_endpoint" => "https://app.example.com/token",
  | 
        
        
            | 
            | 
           485 | 
                                   "token_endpoint_auth_methods_supported" => [
  | 
        
        
            | 
            | 
           486 | 
                                       "client_secret_basic",
  | 
        
        
            | 
            | 
           487 | 
                                       "private_key_jwt"
  | 
        
        
            | 
            | 
           488 | 
                                   ],
  | 
        
        
            | 
            | 
           489 | 
                                   "token_endpoint_auth_signing_alg_values_supported" => [
  | 
        
        
            | 
            | 
           490 | 
                                       "RS256",
  | 
        
        
            | 
            | 
           491 | 
                                       "ES256"
  | 
        
        
            | 
            | 
           492 | 
                                   ],
  | 
        
        
            | 
            | 
           493 | 
                                   "userinfo_endpoint" => "https://app.example.com/userinfo",
  | 
        
        
            | 
            | 
           494 | 
                                   "jwks_uri" => "https://app.example.com/jwks.json",
  | 
        
        
            | 
            | 
           495 | 
                                   "registration_endpoint" => "https://app.example.com/register",
  | 
        
        
            | 
            | 
           496 | 
                                   "scopes_supported" => [
  | 
        
        
            | 
            | 
           497 | 
                                       "openid",
  | 
        
        
            | 
            | 
           498 | 
                                       "profile",
  | 
        
        
            | 
            | 
           499 | 
                                       "email",
  | 
        
        
            | 
            | 
           500 | 
                                   ],
  | 
        
        
            | 
            | 
           501 | 
                                   "response_types_supported" => [
  | 
        
        
            | 
            | 
           502 | 
                                       "code",
  | 
        
        
            | 
            | 
           503 | 
                                       "code token"
  | 
        
        
            | 
            | 
           504 | 
                                   ],
  | 
        
        
            | 
            | 
           505 | 
                                   "service_documentation" => "http://app.example.com/service_documentation.html",
  | 
        
        
            | 
            | 
           506 | 
                                   "ui_locales_supported" => [
  | 
        
        
            | 
            | 
           507 | 
                                       "en-US",
  | 
        
        
            | 
            | 
           508 | 
                                       "en-GB",
  | 
        
        
            | 
            | 
           509 | 
                                       "fr-FR",
  | 
        
        
            | 
            | 
           510 | 
                                   ]
  | 
        
        
            | 
            | 
           511 | 
                               ]
  | 
        
        
            | 
            | 
           512 | 
                           ]
  | 
        
        
            | 
            | 
           513 | 
                       ],
  | 
        
        
            | 
            | 
           514 | 
                       'Valid, alternate well known suffix, no path' => [
  | 
        
        
           | 1441 | 
           ariadna | 
           515 | 
                           'issuerurl' => 'https://app.example.com',
  | 
        
        
            | 
            | 
           516 | 
                           'httpresponse' => new Response(
  | 
        
        
           | 1 | 
           efrain | 
           517 | 
                               200,
  | 
        
        
            | 
            | 
           518 | 
                               ['Content-Type' => 'application/json'],
  | 
        
        
            | 
            | 
           519 | 
                               json_encode([
  | 
        
        
            | 
            | 
           520 | 
                                   "issuer" => "https://app.example.com",
  | 
        
        
            | 
            | 
           521 | 
                                   "authorization_endpoint" => "https://app.example.com/authorize",
  | 
        
        
            | 
            | 
           522 | 
                                   "token_endpoint" => "https://app.example.com/token",
  | 
        
        
            | 
            | 
           523 | 
                                   "token_endpoint_auth_methods_supported" => [
  | 
        
        
            | 
            | 
           524 | 
                                       "client_secret_basic",
  | 
        
        
            | 
            | 
           525 | 
                                       "private_key_jwt"
  | 
        
        
            | 
            | 
           526 | 
                                   ],
  | 
        
        
            | 
            | 
           527 | 
                                   "token_endpoint_auth_signing_alg_values_supported" => [
  | 
        
        
            | 
            | 
           528 | 
                                       "RS256",
  | 
        
        
            | 
            | 
           529 | 
                                       "ES256"
  | 
        
        
            | 
            | 
           530 | 
                                   ],
  | 
        
        
            | 
            | 
           531 | 
                                   "userinfo_endpoint" => "https://app.example.com/userinfo",
  | 
        
        
            | 
            | 
           532 | 
                                   "jwks_uri" => "https://app.example.com/jwks.json",
  | 
        
        
            | 
            | 
           533 | 
                                   "registration_endpoint" => "https://app.example.com/register",
  | 
        
        
            | 
            | 
           534 | 
                                   "scopes_supported" => [
  | 
        
        
            | 
            | 
           535 | 
                                       "openid",
  | 
        
        
            | 
            | 
           536 | 
                                       "profile",
  | 
        
        
            | 
            | 
           537 | 
                                       "email",
  | 
        
        
            | 
            | 
           538 | 
                                   ],
  | 
        
        
            | 
            | 
           539 | 
                                   "response_types_supported" => [
  | 
        
        
            | 
            | 
           540 | 
                                       "code",
  | 
        
        
            | 
            | 
           541 | 
                                       "code token"
  | 
        
        
            | 
            | 
           542 | 
                                   ],
  | 
        
        
            | 
            | 
           543 | 
                                   "service_documentation" => "http://app.example.com/service_documentation.html",
  | 
        
        
            | 
            | 
           544 | 
                                   "ui_locales_supported" => [
  | 
        
        
            | 
            | 
           545 | 
                                       "en-US",
  | 
        
        
            | 
            | 
           546 | 
                                       "en-GB",
  | 
        
        
            | 
            | 
           547 | 
                                       "fr-FR",
  | 
        
        
            | 
            | 
           548 | 
                                   ]
  | 
        
        
            | 
            | 
           549 | 
                               ])
  | 
        
        
            | 
            | 
           550 | 
                           ),
  | 
        
        
           | 1441 | 
           ariadna | 
           551 | 
                           'altwellknownsuffix' => 'openid-configuration', // An application using the openid well known, which is valid.
  | 
        
        
           | 1 | 
           efrain | 
           552 | 
                           'expected' => [
  | 
        
        
            | 
            | 
           553 | 
                               'request' => [
  | 
        
        
            | 
            | 
           554 | 
                                   'url' => 'https://app.example.com/.well-known/openid-configuration'
  | 
        
        
            | 
            | 
           555 | 
                               ],
  | 
        
        
            | 
            | 
           556 | 
                               'metadata' => [
  | 
        
        
            | 
            | 
           557 | 
                                   "issuer" => "https://app.example.com",
  | 
        
        
            | 
            | 
           558 | 
                                   "authorization_endpoint" => "https://app.example.com/authorize",
  | 
        
        
            | 
            | 
           559 | 
                                   "token_endpoint" => "https://app.example.com/token",
  | 
        
        
            | 
            | 
           560 | 
                                   "token_endpoint_auth_methods_supported" => [
  | 
        
        
            | 
            | 
           561 | 
                                       "client_secret_basic",
  | 
        
        
            | 
            | 
           562 | 
                                       "private_key_jwt"
  | 
        
        
            | 
            | 
           563 | 
                                   ],
  | 
        
        
            | 
            | 
           564 | 
                                   "token_endpoint_auth_signing_alg_values_supported" => [
  | 
        
        
            | 
            | 
           565 | 
                                       "RS256",
  | 
        
        
            | 
            | 
           566 | 
                                       "ES256"
  | 
        
        
            | 
            | 
           567 | 
                                   ],
  | 
        
        
            | 
            | 
           568 | 
                                   "userinfo_endpoint" => "https://app.example.com/userinfo",
  | 
        
        
            | 
            | 
           569 | 
                                   "jwks_uri" => "https://app.example.com/jwks.json",
  | 
        
        
            | 
            | 
           570 | 
                                   "registration_endpoint" => "https://app.example.com/register",
  | 
        
        
            | 
            | 
           571 | 
                                   "scopes_supported" => [
  | 
        
        
            | 
            | 
           572 | 
                                       "openid",
  | 
        
        
            | 
            | 
           573 | 
                                       "profile",
  | 
        
        
            | 
            | 
           574 | 
                                       "email",
  | 
        
        
            | 
            | 
           575 | 
                                   ],
  | 
        
        
            | 
            | 
           576 | 
                                   "response_types_supported" => [
  | 
        
        
            | 
            | 
           577 | 
                                       "code",
  | 
        
        
            | 
            | 
           578 | 
                                       "code token"
  | 
        
        
            | 
            | 
           579 | 
                                   ],
  | 
        
        
            | 
            | 
           580 | 
                                   "service_documentation" => "http://app.example.com/service_documentation.html",
  | 
        
        
            | 
            | 
           581 | 
                                   "ui_locales_supported" => [
  | 
        
        
            | 
            | 
           582 | 
                                       "en-US",
  | 
        
        
            | 
            | 
           583 | 
                                       "en-GB",
  | 
        
        
            | 
            | 
           584 | 
                                       "fr-FR",
  | 
        
        
            | 
            | 
           585 | 
                                   ]
  | 
        
        
            | 
            | 
           586 | 
                               ]
  | 
        
        
            | 
            | 
           587 | 
                           ]
  | 
        
        
            | 
            | 
           588 | 
                       ],
  | 
        
        
            | 
            | 
           589 | 
                       'Valid, alternate well known suffix, with path' => [
  | 
        
        
           | 1441 | 
           ariadna | 
           590 | 
                           'issuerurl' => 'https://app.example.com/some/path/',
  | 
        
        
            | 
            | 
           591 | 
                           'httpresponse' => new Response(
  | 
        
        
           | 1 | 
           efrain | 
           592 | 
                               200,
  | 
        
        
            | 
            | 
           593 | 
                               ['Content-Type' => 'application/json'],
  | 
        
        
            | 
            | 
           594 | 
                               json_encode([
  | 
        
        
            | 
            | 
           595 | 
                                   "issuer" => "https://app.example.com",
  | 
        
        
            | 
            | 
           596 | 
                                   "authorization_endpoint" => "https://app.example.com/authorize",
  | 
        
        
            | 
            | 
           597 | 
                                   "token_endpoint" => "https://app.example.com/token",
  | 
        
        
            | 
            | 
           598 | 
                                   "token_endpoint_auth_methods_supported" => [
  | 
        
        
            | 
            | 
           599 | 
                                       "client_secret_basic",
  | 
        
        
            | 
            | 
           600 | 
                                       "private_key_jwt"
  | 
        
        
            | 
            | 
           601 | 
                                   ],
  | 
        
        
            | 
            | 
           602 | 
                                   "token_endpoint_auth_signing_alg_values_supported" => [
  | 
        
        
            | 
            | 
           603 | 
                                       "RS256",
  | 
        
        
            | 
            | 
           604 | 
                                       "ES256"
  | 
        
        
            | 
            | 
           605 | 
                                   ],
  | 
        
        
            | 
            | 
           606 | 
                                   "userinfo_endpoint" => "https://app.example.com/userinfo",
  | 
        
        
            | 
            | 
           607 | 
                                   "jwks_uri" => "https://app.example.com/jwks.json",
  | 
        
        
            | 
            | 
           608 | 
                                   "registration_endpoint" => "https://app.example.com/register",
  | 
        
        
            | 
            | 
           609 | 
                                   "scopes_supported" => [
  | 
        
        
            | 
            | 
           610 | 
                                       "openid",
  | 
        
        
            | 
            | 
           611 | 
                                       "profile",
  | 
        
        
            | 
            | 
           612 | 
                                       "email",
  | 
        
        
            | 
            | 
           613 | 
                                   ],
  | 
        
        
            | 
            | 
           614 | 
                                   "response_types_supported" => [
  | 
        
        
            | 
            | 
           615 | 
                                       "code",
  | 
        
        
            | 
            | 
           616 | 
                                       "code token"
  | 
        
        
            | 
            | 
           617 | 
                                   ],
  | 
        
        
            | 
            | 
           618 | 
                                   "service_documentation" => "http://app.example.com/service_documentation.html",
  | 
        
        
            | 
            | 
           619 | 
                                   "ui_locales_supported" => [
  | 
        
        
            | 
            | 
           620 | 
                                       "en-US",
  | 
        
        
            | 
            | 
           621 | 
                                       "en-GB",
  | 
        
        
            | 
            | 
           622 | 
                                       "fr-FR",
  | 
        
        
            | 
            | 
           623 | 
                                   ]
  | 
        
        
            | 
            | 
           624 | 
                               ])
  | 
        
        
            | 
            | 
           625 | 
                           ),
  | 
        
        
           | 1441 | 
           ariadna | 
           626 | 
                           'altwellknownsuffix' => 'openid-configuration', // An application using the openid well known, which is valid.
  | 
        
        
           | 1 | 
           efrain | 
           627 | 
                           'expected' => [
  | 
        
        
            | 
            | 
           628 | 
                               'request' => [
  | 
        
        
            | 
            | 
           629 | 
                                   'url' => 'https://app.example.com/.well-known/openid-configuration/some/path/'
  | 
        
        
            | 
            | 
           630 | 
                               ],
  | 
        
        
            | 
            | 
           631 | 
                               'metadata' => [
  | 
        
        
            | 
            | 
           632 | 
                                   "issuer" => "https://app.example.com",
  | 
        
        
            | 
            | 
           633 | 
                                   "authorization_endpoint" => "https://app.example.com/authorize",
  | 
        
        
            | 
            | 
           634 | 
                                   "token_endpoint" => "https://app.example.com/token",
  | 
        
        
            | 
            | 
           635 | 
                                   "token_endpoint_auth_methods_supported" => [
  | 
        
        
            | 
            | 
           636 | 
                                       "client_secret_basic",
  | 
        
        
            | 
            | 
           637 | 
                                       "private_key_jwt"
  | 
        
        
            | 
            | 
           638 | 
                                   ],
  | 
        
        
            | 
            | 
           639 | 
                                   "token_endpoint_auth_signing_alg_values_supported" => [
  | 
        
        
            | 
            | 
           640 | 
                                       "RS256",
  | 
        
        
            | 
            | 
           641 | 
                                       "ES256"
  | 
        
        
            | 
            | 
           642 | 
                                   ],
  | 
        
        
            | 
            | 
           643 | 
                                   "userinfo_endpoint" => "https://app.example.com/userinfo",
  | 
        
        
            | 
            | 
           644 | 
                                   "jwks_uri" => "https://app.example.com/jwks.json",
  | 
        
        
            | 
            | 
           645 | 
                                   "registration_endpoint" => "https://app.example.com/register",
  | 
        
        
            | 
            | 
           646 | 
                                   "scopes_supported" => [
  | 
        
        
            | 
            | 
           647 | 
                                       "openid",
  | 
        
        
            | 
            | 
           648 | 
                                       "profile",
  | 
        
        
            | 
            | 
           649 | 
                                       "email",
  | 
        
        
            | 
            | 
           650 | 
                                   ],
  | 
        
        
            | 
            | 
           651 | 
                                   "response_types_supported" => [
  | 
        
        
            | 
            | 
           652 | 
                                       "code",
  | 
        
        
            | 
            | 
           653 | 
                                       "code token"
  | 
        
        
            | 
            | 
           654 | 
                                   ],
  | 
        
        
            | 
            | 
           655 | 
                                   "service_documentation" => "http://app.example.com/service_documentation.html",
  | 
        
        
            | 
            | 
           656 | 
                                   "ui_locales_supported" => [
  | 
        
        
            | 
            | 
           657 | 
                                       "en-US",
  | 
        
        
            | 
            | 
           658 | 
                                       "en-GB",
  | 
        
        
            | 
            | 
           659 | 
                                       "fr-FR",
  | 
        
        
            | 
            | 
           660 | 
                                   ]
  | 
        
        
            | 
            | 
           661 | 
                               ]
  | 
        
        
            | 
            | 
           662 | 
                           ]
  | 
        
        
            | 
            | 
           663 | 
                       ],
  | 
        
        
            | 
            | 
           664 | 
                       'Invalid, bad response' => [
  | 
        
        
           | 1441 | 
           ariadna | 
           665 | 
                           'issuerurl' => 'https://app.example.com',
  | 
        
        
            | 
            | 
           666 | 
                           'httpresponse' => new Response(404),
  | 
        
        
            | 
            | 
           667 | 
                           'altwellknownsuffix' => null,
  | 
        
        
           | 1 | 
           efrain | 
           668 | 
                           'expected' => [
  | 
        
        
            | 
            | 
           669 | 
                               'exception' => ClientException::class
  | 
        
        
            | 
            | 
           670 | 
                           ]
  | 
        
        
            | 
            | 
           671 | 
                       ]
  | 
        
        
            | 
            | 
           672 | 
                   ];
  | 
        
        
            | 
            | 
           673 | 
               }
  | 
        
        
            | 
            | 
           674 | 
           }
  |