@BeforeEach
    void initialize() {
        this.filter = new RegisteredServiceMutantRegexAttributeFilter();
        this.givenAttributesMap = new HashMap<>();
        this.givenAttributesMap.put("employeeId", List.of("E1234"));
        this.givenAttributesMap.put("memberOf", Arrays.asList("math101", "science", "chemistry", "marathon101"));
    }
This is {@link RegisteredServiceMutantRegexAttributeFilterTests}.

@author Misagh Moayyed
@since 5.3.0
core/cas-server-core-services/src/test/java/org/apereo/cas/services/support/RegisteredServiceMutantRegexAttributeFilterTests.java