@Test
    public void testNullRoles() {
        UserProfile profile = new CommonProfile();
        TestsHelper.expectException(() -> profile.addRoles(null), TechnicalException.class, "roles cannot be null");
    }
This class tests the {@link CommonProfile} class.
@author Jerome Leleu
@since 1.0.0
pac4j-core/src/test/java/org/pac4j/core/profile/CommonProfileTests.java