@Test
    void verifyOperationWithOAuth() {
        val service = getOAuthRegisteredService("clientid", "secret");
        assertTrue(oidcServiceJsonWebKeystoreCache.get(new OidcJsonWebKeyCacheKey(service, OidcJsonWebKeyUsage.SIGNING)).isEmpty());
        assertTrue(oidcServiceJsonWebKeystoreCache.get(new OidcJsonWebKeyCacheKey(service, OidcJsonWebKeyUsage.SIGNING)).isEmpty());
    }
This is {@link OidcRegisteredServiceJsonWebKeystoreCacheLoaderTests}.

@author Misagh Moayyed
@since 5.3.0
support/cas-server-support-oidc/src/test/java/org/apereo/cas/oidc/jwks/OidcRegisteredServiceJsonWebKeystoreCacheLoaderTests.java