修复测试

Author: Yurunsoft

composer.json

@@ -8,7 +8,7 @@
     },
     "require-dev": {
         "swoole/ide-helper": "^4.5",
-        "phpunit/phpunit": ">=4",
+        "phpunit/phpunit": ">=4 <9.7",
         "workerman/workerman": "^4.0",
         "monolog/monolog": "*"
     },