• I have searched the issues of this repository and believe that this is not a duplicate.

Environment

• Dubbo version: 3.2
• Operating System version: ALL
• Java version: xxx

Steps to reproduce this issue

In some test cases use instanceof, for example ExtensionTest class

we can replace with Matchers#instanceOf

Expected Behavior

MatcherAssert.assertThat(myfactory, Matchers.instanceOf(ExtensionInjector.class));

Actual Behavior