@Test
    void verifySerializationToJson() throws IOException {
        val filter = new MetadataEntityGroupAttributeReleasePolicy();
        filter.setGroup("urn:mace:.+");
        MAPPER.writeValue(JSON_FILE, filter);
        val strategyRead = MAPPER.readValue(JSON_FILE, MetadataEntityGroupAttributeReleasePolicy.class);
        assertEquals(filter, strategyRead);
    }
This is {@link MetadataEntityGroupAttributeReleasePolicyTests}.

@author Misagh Moayyed
@since 7.1.0
support/cas-server-support-saml-idp/src/test/java/org/apereo/cas/support/saml/services/MetadataEntityGroupAttributeReleasePolicyTests.java