@Test
    public void testBlankClientRequested() {
        val client1 =
            new MockIndirectClient(NAME, new FoundAction(LOGIN_URL), Optional.empty(), new CommonProfile());
        val clients = new Clients(client1);
        val result = finder.find(clients, MockWebContext.create(), Pac4jConstants.EMPTY_STRING);
        assertEquals(0, result.size());
    }
Tests {@link DefaultSecurityClientFinder}.

@author Jerome Leleu
@since 1.8.0
pac4j-core/src/test/java/org/pac4j/core/client/finder/DefaultSecurityClientFinderTests.java