updated：添加简单的测试

仅测试了 TotalRanking 的 top 方法

phpunit.xml

@@ -21,4 +21,12 @@
             <directory>./src/</directory>
         </whitelist>
     </filter>
+
+    <php>
+        <env name="REDIS_SCHEME" value="tcp"/>
+        <env name="REDIS_HOST" value="127.0.0.1"/>
+        <env name="REDIS_PORT" value="6379"/>
+        <env name="REDIS_PASSWORD" value="secret"/>
+        <env name="REDIS_DATABASE" value="1"/>
+    </php>
 </phpunit>

src/Data/DummyDataSource.php

@@ -0,0 +1,59 @@
+<?php
+
+namespace Zqhong\RedisRanking\Data;
+
+use Zqhong\RedisRanking\DataSourceInterface;
+
+class DummyDataSource implements DataSourceInterface
+{
+    /**
+     * 获取数据源，每次返回 $fetchNum 条
+     *
+     * 返回格式：
+     * [
+     *  {
+     *      "id": 1,
+     *      "member": "akira",
+     *      "score": 100,
+     *      "created_at": 1498469135,
+     *  },
+     *  {
+     *      "id": 2,
+     *      "member": "jian",
+     *      "score": 87,
+     *      "created_at": 1498469136,
+     *  },
+     * ]
+     *
+     * @param integer $lastId
+     * @param integer $fetchNum
+     * @return array 无数据时，返回空数组
+     */
+    public function get($lastId, $fetchNum)
+    {
+        if (is_null($lastId)) {
+            return [
+                [
+                    'id' => 1,
+                    'member' => 'akira',
+                    'score' => 100,
+                    'created_at' => 1498469135,
+                ],
+                [
+                    'id' => 2,
+                    'member' => 'jian',
+                    'score' => 87,
+                    'created_at' => 1498469135,
+                ],
+                [
+                    'id' => 3,
+                    'member' => 'mike',
+                    'score' => 59,
+                    'created_at' => 1498469135,
+                ],
+            ];
+        } else {
+            return [];
+        }
+    }
+}

test/TotalRankingTest.php

@@ -0,0 +1,64 @@
+<?php
+
+namespace Zqhong\RedisRanking\Test;
+
+use PHPUnit\Framework\TestCase;
+use Predis\Client;
+use Zqhong\RedisRanking\Data\DummyDataSource;
+use Zqhong\RedisRanking\Ranking\TotalRanking;
+use Zqhong\RedisRanking\RankingManger;
+
+class TotalRankingTest extends TestCase
+{
+    protected $redisClient;
+
+    /**
+     * @var RankingManger
+     */
+    protected $rankingManager;
+
+    protected function setUp()
+    {
+        $redisClient = new Client([
+            'scheme' => getenv('REDIS_SCHEME'),
+            'host' => getenv('REDIS_HOST'),
+            'port' => getenv('REDIS_PORT'),
+            'password' => getenv('REDIS_PASSWORD'),
+            'database ' => getenv('REDIS_DATABASE'),
+        ]);
+
+        $this->rankingManager = (new RankingManger())
+            ->setDataSource(new DummyDataSource())
+            ->setRankingClasses([
+                TotalRanking::class,
+            ])
+            ->setRankingName('test')
+            ->setRedisClient($redisClient)
+            ->init();
+    }
+
+    public function testTotalRankingTop()
+    {
+        $this->assertEquals([
+            'akira',
+            'jian',
+            'mike',
+        ], $this->rankingManager->totalRanking->top(3, false));
+    }
+
+//    public function testTotalRankingRank()
+//    {
+//
+//    }
+//
+//    public function testRankingAdd()
+//    {
+//
+//    }
+//
+//    public function testRankingScore()
+//    {
+//
+//    }
+
+}