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99 lines
3.7 KiB
PHP
99 lines
3.7 KiB
PHP
<?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_cache;
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/**
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* Unit tests for {@see allow_temporary_caches}.
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*
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* @package core_cache
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* @category test
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* @copyright 2022 The Open University
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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* @covers \core_cache\allow_temporary_caches
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*/
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final class allow_temporary_caches_test extends \advanced_testcase {
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/**
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* Tests whether temporary caches are allowed.
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*/
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public function test_is_allowed(): void {
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// Not allowed by default.
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$this->assertFalse(allow_temporary_caches::is_allowed());
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// Allowed if we have an instance.
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$frog = new allow_temporary_caches();
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$this->assertTrue(allow_temporary_caches::is_allowed());
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// Or two instances.
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$toad = new allow_temporary_caches();
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$this->assertTrue(allow_temporary_caches::is_allowed());
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// Get rid of the instances.
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unset($frog);
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$this->assertTrue(allow_temporary_caches::is_allowed());
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// Not allowed when we get back to no instances.
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unset($toad);
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$this->assertFalse(allow_temporary_caches::is_allowed());
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// Check it works to automatically free up the instance when variable goes out of scope.
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$this->inner_is_allowed();
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$this->assertFalse(allow_temporary_caches::is_allowed());
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}
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/**
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* Function call to demonstrate that you don't need to manually unset the variable.
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*/
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protected function inner_is_allowed(): void {
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$gecko = new allow_temporary_caches();
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$this->assertTrue(allow_temporary_caches::is_allowed());
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}
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/**
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* Tests that the temporary caches actually work, including normal and versioned get and set.
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*/
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public function test_temporary_cache(): void {
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$this->resetAfterTest();
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// Disable the cache.
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\cache_phpunit_factory::phpunit_disable();
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try {
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// Try using the cache now - it returns false/null for everything.
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$cache = \cache::make('core', 'coursemodinfo');
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$cache->set('frog', 'ribbit');
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$this->assertFalse($cache->get('frog'));
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$cache->set_versioned('toad', 2, 'croak');
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$this->assertFalse($cache->get_versioned('toad', 2));
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// But when we allow temporary caches, it should work as normal.
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$allow = new allow_temporary_caches();
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$cache = \cache::make('core', 'coursemodinfo');
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$cache->set('frog', 'ribbit');
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$this->assertEquals('ribbit', $cache->get('frog'));
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$cache->set_versioned('toad', 2, 'croak');
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$this->assertEquals('croak', $cache->get_versioned('toad', 2));
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// Let's actually use modinfo, to check it works with locking too.
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$course = $this->getDataGenerator()->create_course();
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get_fast_modinfo($course);
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} finally {
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// You have to do this after phpunit_disable or it breaks later tests.
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factory::reset();
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factory::instance(true);
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}
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}
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}
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