@BeforeEach
    void initialize() {
        this.serializer = new RegisteredServiceJsonSerializer(applicationContext);
    }
This is {@link RegisteredServiceJsonSerializerTests}.

@author Misagh Moayyed
@since 5.1.0
core/cas-server-core-services/src/test/java/org/apereo/cas/services/util/RegisteredServiceJsonSerializerTests.java