refactor: redis连接配置读取env

.env.testing

@@ -0,0 +1,3 @@
+REDIS_HOST=127.0.0.1
+REDIS_PASSWORD=
+REDIS_PORT=6379

.github/workflows/tests.yml

@@ -89,10 +89,15 @@ jobs:
 
       - name: Prepare for environment variables
         run: |
+          cp .env.testing .env
           composer dump-autoload
 
       - name: Run Testsuite
         run: vendor/bin/pest tests/ --coverage-text --colors=always --coverage-html=coverage --coverage-clover coverage.xml
+        env:
+          REDIS_HOST: 127.0.0.1
+          REDIS_PASSWORD:
+          REDIS_PORT: 6379
 
       - name: Upload coverage to Codecov
         uses: codecov/codecov-action@v2

src/Redis.php

@@ -18,16 +18,24 @@ public function __construct(array $config = [])
         $this->type = 'string';
         $this->score = 0;
         $this->expire = -1;
+
+        $options = [
+            'parameters' => [
+                'password' => $config['password'] ?? getenv('REDIS_PASSWORD') ?? '',
+                'database' => $config['database'] ?? getenv('REDIS_DB') ?? 0,
+            ],
+        ];
         $this->client = new Client([
             'scheme' => 'tcp',
-            'host' => $config['host'] ?? '127.0.0.1',
-            'port' => $config['port'] ?? 6379,
-        ]);
+            'host' => $config['host'] ?? getenv('REDIS_HOST') ?? '127.0.0.1',
+            'port' => $config['port'] ?? getenv('REDIS_PORT') ?? 6379,
+        ], $options);
     }
 
     /**
      * 调用predis方法.
      *
+     * @param string $name
      * @param array $arguments
      */
     public function __call(string $name, array $arguments): void