@Test
    void verifyOperation() {
        assertTrue(qrAuthenticationDeviceRepositoryEndpoint.devices("casuser").isEmpty());
        assertDoesNotThrow(() -> {
            qrAuthenticationDeviceRepositoryEndpoint.registerDevice("casuser", UUID.randomUUID().toString());
            qrAuthenticationDeviceRepositoryEndpoint.removeDevice(UUID.randomUUID().toString());
        });
    }
This is {@link QRAuthenticationDeviceRepositoryEndpointTests}.

@author Misagh Moayyed
@since 6.3.0
support/cas-server-support-qr-authentication/src/test/java/org/apereo/cas/qr/web/QRAuthenticationDeviceRepositoryEndpointTests.java