map.put("aaa_bbb_ccc", "333");
        map.put("ccc.ddd", "444");
        return new ParamMap<>(map);
    }

    private ParamMap<Object, Object> createCamelMap() {
        final Map<Object, Object> map = new HashMap<>();
        map.put("aaa", "111");
        map.put("aaaBbb", "222");
        map.put("aaaBbbCcc", "333");
        map.put("ccc.ddd", "444");
        return new ParamMap<>(map);
    }

        Iterator<String> i = lru.keySet().iterator();
        assertThat(i.next(), is("bbb"));
        assertThat(i.next(), is("ccc"));
        assertThat(i.next(), is("aaa"));
        lru.put("ddd", "444");
        assertThat(lru.size(), is(3));
        assertThat(lru.get("bbb"), is(nullValue()));
        i = lru.keySet().iterator();
        assertThat(i.next(), is("ccc"));
        assertThat(i.next(), is("aaa"));

     */
    @Test
    public void testRemoveNothing() throws Exception {
        final String[] array = new String[] { "111", "222", "333" };
        final String[] newArray = ArrayUtil.remove(array, "444");
        assertThat(newArray, is(sameInstance(array)));
    }

    /**
     *
     */
    @Test
    public void testIsEmpty() {
        assertTrue(ArrayUtil.isEmpty((Object[]) null));

        activityHelper.print("ccc", createUser("testuser", new String[] { "111", "222" }), Map.of("111", "222", "333", "444"));
        assertEquals("action:CCC\tuser:testuser\t111:222\t333:444", localLogMsg.get());
    }

    public void test_login_ecs() {
        activityHelper.useEcsFormat = true;
        activityHelper.login(OptionalThing.empty());
        assertEquals(

acity:0;outline:0;position:absolute;right:0;text-align:right;top:0}.text-sm .btn{font-size:.875rem!important}.btn-default{background-color:#f8f9fa;border-color:#ddd;color:#444}.btn-default.hover,.btn-default:active,.btn-default:hover{background-color:#e9ecef;color:#2b2b2b}.btn-default.disabled,.btn-default:disabled{color:#444;background-color:#f8f9fa}.btn-outline-light{color:#bdc6d0;border-color:#bdc6d0}.btn-outline-light.disabled,.btn-outline-light:disabled{color:#bdc6d0;border-color:#bdc6d0}.b...

right;\n  top: 0;\n}\n\n.text-sm .btn {\n  font-size: 0.875rem !important;\n}\n\n.btn-default {\n  background-color: #f8f9fa;\n  border-color: #ddd;\n  color: #444;\n}\n\n.btn-default:hover, .btn-default:active, .btn-default.hover {\n  background-color: #e9ecef;\n  color: #2b2b2b;\n}\n\n.btn-default.disabled, .btn-default:disabled {\n  color: #444;\n  background-color: #f8f9fa;\n}\n\n.btn-outline-light {\n  color: #bdc6d0;\n  border-color: #bdc6d0;\n}\n\n.btn-outline-light.disabled, .btn-outline-light:disabled...