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<?php
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/**
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* @link http://www.yiiframework.com/
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* @copyright Copyright (c) 2008 Yii Software LLC
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* @license http://www.yiiframework.com/license/
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*/
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namespace yiiunit\framework\caching;
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use yii\caching\ArrayCache;
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use yii\caching\DbDependency;
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use yiiunit\framework\db\DatabaseTestCase;
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/**
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* @group caching
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*/
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class DbDependencyTest extends DatabaseTestCase
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{
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/**
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* {@inheritdoc}
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*/
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protected $driverName = 'sqlite';
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/**
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* {@inheritdoc}
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*/
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protected function setUp()
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{
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parent::setUp();
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$db = $this->getConnection(false);
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$db->createCommand()->createTable('dependency_item', [
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'id' => 'pk',
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'value' => 'string',
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])->execute();
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$db->createCommand()->insert('dependency_item', ['value' => 'initial'])->execute();
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}
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public function testIsChanged()
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{
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$db = $this->getConnection(false);
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$cache = new ArrayCache();
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$dependency = new DbDependency();
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$dependency->db = $db;
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$dependency->sql = 'SELECT [[id]] FROM {{dependency_item}} ORDER BY [[id]] DESC LIMIT 1';
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$dependency->reusable = false;
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$dependency->evaluateDependency($cache);
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$this->assertFalse($dependency->isChanged($cache));
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$db->createCommand()->insert('dependency_item', ['value' => 'new'])->execute();
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$this->assertTrue($dependency->isChanged($cache));
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}
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}
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