private OneTimeTokenCredentialRepository buildRepositoryInstance(final Resource resource) {
        return new JsonGoogleAuthenticatorTokenCredentialRepository(resource,
            googleAuthenticatorInstance,
            CipherExecutor.noOpOfStringToString(),
            CipherExecutor.noOpOfNumberToNumber(),
            new OneTimeTokenAccountSerializer(applicationContext));
    }
This is {@link JsonGoogleAuthenticatorTokenCredentialRepositoryTests}.

@author Misagh Moayyed
@since 5.2.0
support/cas-server-support-gauth/src/test/java/org/apereo/cas/gauth/credential/JsonGoogleAuthenticatorTokenCredentialRepositoryTests.java