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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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namespace enrol_lti\local\ltiadvantage\entity;
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/**
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 * Tests for nrps_info.
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 *
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 * @package enrol_lti
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 * @copyright 2021 Jake Dallimore <jrhdallimore@gmail.com>
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 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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 * @coversDefaultClass \enrol_lti\local\ltiadvantage\entity\nrps_info
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 */
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final class nrps_info_test extends \advanced_testcase {
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    /**
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     * Test creation of the object instances.
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     *
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     * @dataProvider instantiation_data_provider
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     * @param array $args the arguments to the creation method.
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     * @param array $expectations various expectations for the test cases.
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     * @covers ::create
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     */
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    public function test_create(array $args, array $expectations): void {
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        if (!$expectations['valid']) {
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            $this->expectException($expectations['exception']);
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            $this->expectExceptionMessage($expectations['exceptionmessage']);
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            nrps_info::create(...array_values($args));
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        } else {
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            $nrpsinfo = nrps_info::create(...array_values($args));
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            $this->assertEquals($args['contextmembershipsurl'], $nrpsinfo->get_context_memberships_url());
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            $this->assertEquals($expectations['serviceversions'], $nrpsinfo->get_service_versions());
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            $this->assertEquals('https://purl.imsglobal.org/spec/lti-nrps/scope/contextmembership.readonly',
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                $nrpsinfo->get_service_scope());
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        }
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    }
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    /**
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     * Data provider for testing object instantiation.
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     * @return array the data for testing.
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     */
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    public static function instantiation_data_provider(): array {
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        return [
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            'Valid creation' => [
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                'args' => [
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                    'contextmembershipsurl' => new \moodle_url('https://lms.example.com/45/memberships'),
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                    'serviceversions' => ['1.0', '2.0'],
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                ],
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                'expectations' => [
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                    'valid' => true,
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                    'serviceversions' => ['1.0', '2.0']
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                ]
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            ],
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            'Missing service version' => [
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                'args' => [
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                    'contextmembershipsurl' => new \moodle_url('https://lms.example.com/45/memberships'),
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                    'serviceversions' => [],
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                ],
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                'expectations' => [
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                    'valid' => false,
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                    'exception' => \coding_exception::class,
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                    'exceptionmessage' => 'Service versions array cannot be empty'
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                ]
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            ],
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            'Invalid service version' => [
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                'args' => [
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                    'contextmembershipsurl' => new \moodle_url('https://lms.example.com/45/memberships'),
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                    'serviceversions' => ['1.1'],
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                ],
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                'expectations' => [
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                    'valid' => false,
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                    'exception' => \coding_exception::class,
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                    'exceptionmessage' => "Invalid Names and Roles service version '1.1'"
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                ]
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            ],
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            'Duplicate service version' => [
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                'args' => [
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                    'contextmembershipsurl' => new \moodle_url('https://lms.example.com/45/memberships'),
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                    'serviceversions' => ['1.0', '1.0'],
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                ],
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                'expectations' => [
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                    'valid' => true,
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                    'serviceversions' => ['1.0']
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                ]
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            ]
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        ];
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    }
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    /**
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     * Verify that the contextmembershipurl property can be gotten and is immutable.
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     *
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     * @covers ::get_context_memberships_url
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     */
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    public function test_get_context_memberships_url(): void {
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        $nrpsendpoint = 'https://lms.example.com/45/memberships';
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        $nrpsinfo = nrps_info::create(new \moodle_url($nrpsendpoint));
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        $membershipsurlcopy = $nrpsinfo->get_context_memberships_url();
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        $this->assertEquals($nrpsendpoint, $membershipsurlcopy->out(false));
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        $rlid = '01234567-1234-5678-90ab-123456789abc';
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        $membershipsurlcopy->param('rlid', $rlid);
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        $this->assertEquals($nrpsendpoint . '?rlid=' . $rlid, $membershipsurlcopy->out(false));
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        $this->assertEquals($nrpsendpoint, $nrpsinfo->get_context_memberships_url()->out(false));
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    }
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}