Adding Redis Pub/Sub handler (closes #574)

tests/Monolog/Handler/RedisPubSubHandlerTest.php

@@ -0,0 +1,76 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * This file is part of the Monolog package.
+ *
+ * (c) Jordi Boggiano <j.boggiano@seld.be>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Monolog\Handler;
+
+use Monolog\Test\TestCase;
+use Monolog\Logger;
+use Monolog\Formatter\LineFormatter;
+
+class RedisPubSubHandlerTest extends TestCase
+{
+    public function testConstructorShouldThrowExceptionForInvalidRedis()
+    {
+        $this->expectException(\InvalidArgumentException::class);
+
+        new RedisPubSubHandler(new \stdClass(), 'key');
+    }
+
+    public function testConstructorShouldWorkWithPredis()
+    {
+        $redis = $this->createMock('Predis\Client');
+        $this->assertInstanceof('Monolog\Handler\RedisPubSubHandler', new RedisPubSubHandler($redis, 'key'));
+    }
+
+    public function testConstructorShouldWorkWithRedis()
+    {
+        if (!class_exists('Redis')) {
+            $this->markTestSkipped('The redis ext is required to run this test');
+        }
+
+        $redis = $this->createMock('Redis');
+        $this->assertInstanceof('Monolog\Handler\RedisPubSubHandler', new RedisPubSubHandler($redis, 'key'));
+    }
+
+    public function testPredisHandle()
+    {
+        $redis = $this->prophesize('Predis\Client');
+        $redis->publish('key', 'test')->shouldBeCalled();
+        $redis = $redis->reveal();
+
+        $record = $this->getRecord(Logger::WARNING, 'test', ['data' => new \stdClass(), 'foo' => 34]);
+
+        $handler = new RedisPubSubHandler($redis, 'key');
+        $handler->setFormatter(new LineFormatter("%message%"));
+        $handler->handle($record);
+    }
+
+    public function testRedisHandle()
+    {
+        if (!class_exists('Redis')) {
+            $this->markTestSkipped('The redis ext is required to run this test');
+        }
+
+        $redis = $this->createPartialMock('Redis', ['publish']);
+
+        $redis->expects($this->once())
+            ->method('publish')
+            ->with('key', 'test');
+
+        $record = $this->getRecord(Logger::WARNING, 'test', ['data' => new \stdClass(), 'foo' => 34]);
+
+        $handler = new RedisPubSubHandler($redis, 'key');
+        $handler->setFormatter(new LineFormatter("%message%"));
+        $handler->handle($record);
+    }
+}