问SpringbootTest MockBean错误出现问题

EN

@RunWith(SpringRunner.class)
@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT, classes = JeecgSystemApplication.class)
public class SampleTest {
    
    @MockBean
    private CodeGenerateDbConfig initCodeGenerateDbConfig;

}

@Configuration
public class CodeGenerateDbConfig {
    
    @Bean
    public CodeGenerateDbConfig initCodeGenerateDbConfig() {
        if(StringUtils.isNotBlank(url)){
            CodegenDatasourceConfig.initDbConfig(driverClassName,url, username, password);
        }
        return null;
    }
}

Caused by: java.lang.IllegalStateException: Unable to register mock bean org.jeecg.config.init.CodeGenerateDbConfig expected a single matching bean to replace but found [codeGenerateDbConfig, initCodeGenerateDbConfig]