@Test
    public void testChain() {
        AttributeConverter chain = new ChainingConverter(List.of(Converters.STRING, Converters.LOCALE));
        assertNotNull(chain.convert("english"));
        assertNotNull(chain.convert(List.of("english")));
        assertNotNull(chain.convert(Locale.ENGLISH));
        assertNotNull(chain.convert(List.of(Locale.ENGLISH)));
    }
This class tests the {@link ChainingConverterTests} class.

@author Misagh Moayyed
@since 4.3.0
pac4j-core/src/test/java/org/pac4j/core/profile/converter/ChainingConverterTests.java