@Test
    public void testMissingCallbackUrl() {
        val basicAuthClient = new IndirectBasicAuthClient(new SimpleTestUsernamePasswordAuthenticator());
        TestsHelper.initShouldFail(basicAuthClient,
            "callbackUrl cannot be blank: set it up either on this IndirectClient or on the global Config");
    }
This class tests the {@link IndirectBasicAuthClient} class.

@author Jerome Leleu
@since 1.4.0
pac4j-http/src/test/java/org/pac4j/http/client/indirect/IndirectBasicAuthClientTests.java