Angejia\Pea\RedisCache::get PHP Method

    public function get($keys)
    {
        if (!$keys) {
            return [];
        }
        $keyValue = array_combine($keys, $this->redis->mget($keys));
        array_walk($keyValue, function (&$item) {
            $item = json_decode($item);
        });
        $keyValue = array_filter($keyValue, function ($value) {
            return !is_null($value);
        });
        return $keyValue;
    }

 public function testGet()
 {
     $redis = M::mock(Redis::class);
     $redis->shouldReceive('mget')->with(['a', 'b', 'c'])->andReturn([1, "null", '[]']);
     $cache = new RedisCache($redis);
     $result = $cache->get(['a', 'b', 'c']);
     $this->assertEquals(['a' => 1, 'c' => []], $result);
 }