public void testCredentialsAreLoadedOnRightAlgoAndCredentials() {
Properties propertied = OAuthTestUtils.defaultProperties(new Properties());
Credentials validCredentials = new Credentials(propertied.getProperty("oauth.identity"),
propertied.getProperty("oauth.credential"));
OAuthCredentialsSupplier supplier = new OAuthCredentialsSupplier(Suppliers.ofInstance(validCredentials),
new OAuthCredentialsForCredentials("RS256"), "RS256");
assertNotNull(supplier.get());
}