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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 mod_forum;
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use mod_forum\local\entities\sorter as sorter_entity;
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/**
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* The discussion entity tests.
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*
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* @package mod_forum
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* @copyright 2019 Ryan Wyllie <ryan@moodle.com>
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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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class entities_sorter_test extends \advanced_testcase {
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/**
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* Test the entity returns expected values.
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*/
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public function test_entity_sort_into_children(): void {
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$this->resetAfterTest();
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$sorter = new sorter_entity(
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function($entity) {
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return $entity['id'];
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},
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function($entity) {
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return $entity['parent'];
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}
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);
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$a = ['id' => 1, 'parent' => 0];
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$b = ['id' => 2, 'parent' => 1];
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$c = ['id' => 3, 'parent' => 1];
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$d = ['id' => 4, 'parent' => 2];
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$e = ['id' => 5, 'parent' => 0];
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$expected = [
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[$e, []],
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[$a, [[$b, [[$d, []]]], [$c, []]]],
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];
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$actual = $sorter->sort_into_children([$d, $b, $e, $a, $c]);
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$this->assertEquals($expected, $actual);
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}
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/**
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* Test the entity returns expected values.
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*/
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public function test_entity_flatten_children(): void {
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$this->resetAfterTest();
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$sorter = new sorter_entity(
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function($entity) {
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return $entity['id'];
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},
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function($entity) {
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return $entity['parent'];
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}
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);
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$a = ['id' => 1, 'parent' => 0];
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$b = ['id' => 2, 'parent' => 1];
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$c = ['id' => 3, 'parent' => 1];
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$d = ['id' => 4, 'parent' => 3];
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$sorted = [
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[$a, [[$b, [[$d, []]]], [$c, []]]]
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];
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$expected = [$a, $b, $d, $c];
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$actual = $sorter->flatten_children($sorted);
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$this->assertEquals($expected, $actual);
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}
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}
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