"use strict";

const {strict: assert} = require("assert");

const {mock_esm, zrequire} = require("../zjsunit/namespace");
const {run_test} = require("../zjsunit/test");
const $ = require("../zjsunit/zjquery");

const narrow_state = mock_esm("../../static/js/narrow_state");

const pm_list = zrequire("pm_list");

run_test("update_dom_with_unread_counts", ({override}) => {
    let counts;

    override(narrow_state, "active", () => true);

    const total_count = $.create("total-count-stub");
    const private_li = $(".top_left_private_messages .private_messages_header");
    private_li.set_find_results(".unread_count", total_count);

    counts = {
        private_message_count: 10,
    };

    pm_list.update_dom_with_unread_counts(counts);
    assert.equal(total_count.text(), "10");
    assert.ok(total_count.visible());

    counts = {
        private_message_count: 0,
    };

    pm_list.update_dom_with_unread_counts(counts);
    assert.equal(total_count.text(), "");
    assert.ok(!total_count.visible());
});