test: add RedisHandlerTest

Author: kenjis

tests/system/Session/Handlers/Database/RedisHandlerTest.php

@@ -0,0 +1,114 @@
+<?php
+
+/**
+ * This file is part of CodeIgniter 4 framework.
+ *
+ * (c) CodeIgniter Foundation <admin@codeigniter.com>
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+namespace CodeIgniter\Session\Handlers\Database;
+
+use CodeIgniter\Session\Handlers\RedisHandler;
+use CodeIgniter\Test\CIUnitTestCase;
+use Config\App as AppConfig;
+use Redis;
+
+/**
+ * @internal
+ */
+final class RedisHandlerTest extends CIUnitTestCase
+{
+    private string $sessionName     = 'ci_session';
+    private string $sessionSavePath = 'tcp://127.0.0.1:6379';
+    private string $userIpAddress   = '127.0.0.1';
+
+    protected function setUp(): void
+    {
+        parent::setUp();
+
+        if (! class_exists(Redis::class)) {
+            $this->markTestSkipped(
+                'Redis Session Handler requires PHP Redis extention and Redis server'
+            );
+        }
+    }
+
+    private function getInstance($options = [])
+    {
+        $defaults = [
+            'sessionDriver'            => RedisHandler::class,
+            'sessionCookieName'        => $this->sessionName,
+            'sessionExpiration'        => 7200,
+            'sessionSavePath'          => $this->sessionSavePath,
+            'sessionMatchIP'           => false,
+            'sessionTimeToUpdate'      => 300,
+            'sessionRegenerateDestroy' => false,
+            'cookieDomain'             => '',
+            'cookiePrefix'             => '',
+            'cookiePath'               => '/',
+            'cookieSecure'             => false,
+            'cookieSameSite'           => 'Lax',
+        ];
+
+        $config    = array_merge($defaults, $options);
+        $appConfig = new AppConfig();
+
+        foreach ($config as $key => $c) {
+            $appConfig->{$key} = $c;
+        }
+
+        return new RedisHandler($appConfig, $this->userIpAddress);
+    }
+
+    public function testOpen()
+    {
+        $handler = $this->getInstance();
+        $this->assertTrue($handler->open($this->sessionSavePath, $this->sessionName));
+    }
+
+    public function testWrite()
+    {
+        $handler = $this->getInstance();
+        $handler->open($this->sessionSavePath, $this->sessionName);
+        $handler->read('555556b43phsnnf8if6bo33b635e4447');
+
+        $data = <<<'DATA'
+            __ci_last_regenerate|i:1664607454;_ci_previous_url|s:32:"http://localhost:8080/index.php/";key|s:5:"value";
+            DATA;
+        $this->assertTrue($handler->write('555556b43phsnnf8if6bo33b635e4447', $data));
+
+        $handler->close();
+    }
+
+    public function testReadSuccess()
+    {
+        $handler = $this->getInstance();
+        $handler->open($this->sessionSavePath, $this->sessionName);
+
+        $expected = <<<'DATA'
+            __ci_last_regenerate|i:1664607454;_ci_previous_url|s:32:"http://localhost:8080/index.php/";key|s:5:"value";
+            DATA;
+        $this->assertSame($expected, $handler->read('555556b43phsnnf8if6bo33b635e4447'));
+
+        $handler->close();
+    }
+
+    public function testReadFailure()
+    {
+        $handler = $this->getInstance();
+        $handler->open($this->sessionSavePath, $this->sessionName);
+
+        $this->assertSame('', $handler->read('123456b43phsnnf8if6bo33b635e4321'));
+
+        $handler->close();
+    }
+
+    public function testGC()
+    {
+        $handler = $this->getInstance();
+        $this->assertSame(1, $handler->gc(3600));
+    }
+}