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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 core_calendar;
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use core_calendar\local\event\proxies\std_proxy;
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/**
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 * std_proxy testcase.
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 *
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 * @package core_calendar
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 * @copyright 2017 Cameron Ball <cameron@cameron1729.xyz>
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 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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 */
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final class std_proxy_test extends \advanced_testcase {
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    /**
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     * @var \stdClass[] $objects Array of objects to proxy.
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     */
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    public $objects;
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    public function setUp(): void {
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        parent::setUp();
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        $this->objects = [
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            1 => (object) [
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                'member1' => 'Hello',
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                'member2' => 1729,
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                'member3' => 'Something else'
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            ],
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            5 => (object) [
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                'member1' => 'Hej',
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                'member2' => 87539319,
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                'member3' => 'nagot annat'
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            ]
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        ];
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    }
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    /**
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     * Test proxying.
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     *
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     * @dataProvider proxy_testcases
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     * @param int    $id       Object ID.
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     * @param string $member   Object member to retrieve.
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     * @param mixed  $expected Expected value of member.
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     */
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    public function test_proxy($id, $member, $expected): void {
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        $proxy = new std_proxy($id, function($id) {
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            return $this->objects[$id];
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        });
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        $this->assertEquals($proxy->get($member), $expected);
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    }
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    /**
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     * Test setting values with a base class.
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     *
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     * @dataProvider proxy_testcases
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     * @param int    $id          Object ID.
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     * @param string $member      Object member to retrieve.
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     * @param mixed  $storedvalue Value as would be stored externally.
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     */
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    public function test_base_values($id, $member, $storedvalue): void {
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        $proxy = new std_proxy(
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            $id,
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            function($id) {
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                return $this->objects[$id];
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            },
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            (object)['member1' => 'should clobber 1']
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        );
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        $expected = $member == 'member1' ? 'should clobber 1' : $storedvalue;
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        $this->assertEquals($proxy->get($member), $expected);
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    }
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    /**
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     * Test getting a non existant member.
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     *
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     * @dataProvider get_set_testcases
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     * @param int $id ID of the object being proxied.
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     */
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    public function test_get_invalid_member($id): void {
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        $proxy = new std_proxy($id, function($id) {
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            return $this->objects[$id];
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        });
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        $this->expectException('\core_calendar\local\event\exceptions\member_does_not_exist_exception');
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        $proxy->get('thisdoesnotexist');
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    }
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    /**
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     * Test get proxied instance.
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     *
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     * @dataProvider get_set_testcases
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     * @param int $id Object ID.
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     */
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    public function test_get_proxied_instance($id): void {
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        $proxy = new std_proxy($id, function($id) {
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            return $this->objects[$id];
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        });
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        $this->assertEquals($proxy->get_proxied_instance(), $this->objects[$id]);
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    }
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    /**
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     * Test cases for proxying test.
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     */
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    public static function proxy_testcases(): array {
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        return [
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            'Object 1 member 1' => [
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                1,
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                'member1',
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                'Hello'
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            ],
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            'Object 1 member 2' => [
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                1,
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                'member2',
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                1729
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            ],
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            'Object 1 member 3' => [
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                1,
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                'member3',
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                'Something else'
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            ],
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            'Object 2 member 1' => [
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                5,
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                'member1',
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                'Hej'
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            ],
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            'Object 2 member 2' => [
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                5,
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                'member2',
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                87539319
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            ],
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            'Object 3 member 3' => [
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                5,
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                'member3',
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                'nagot annat'
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            ]
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        ];
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    }
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    /**
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     * Test cases for getting and setting tests.
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     */
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    public static function get_set_testcases(): array {
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        return [
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            'Object 1' => [1],
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            'Object 2' => [5]
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        ];
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    }
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}