@Test
    void verifyOperation() throws Throwable {
        assertFalse(wsFederationConfigurations.toList().isEmpty());
        val provider = WsFederationCertificateProvider.getProvider(wsFederationConfigurations.first(), configBean);
        assertEquals(2, provider.getSigningCredentials().size());
    }
This is {@link WsFederationMetadataCertificateProviderTests}.

@author Misagh Moayyed
@since 6.5.0
support/cas-server-support-wsfederation/src/test/java/org/apereo/cas/support/wsfederation/authentication/crypto/WsFederationMetadataCertificateProviderTests.java