zulip/frontend_tests/node_tests/recent_topics.js

953 lines
28 KiB
JavaScript

"use strict";
const {strict: assert} = require("assert");
const {mock_esm, set_global, zrequire} = require("../zjsunit/namespace");
const {run_test} = require("../zjsunit/test");
const $ = require("../zjsunit/zjquery");
const noop = () => {};
// We assign this in our test() wrapper.
let messages;
// sender1 == current user
// sender2 == any other user
const sender1 = 1;
const sender2 = 2;
// New stream
const stream1 = 1;
const stream2 = 2;
const stream3 = 3;
const stream4 = 4;
const stream5 = 5; // Deleted stream
// Topics in the stream, all unread except topic1 & stream1.
const topic1 = "topic-1"; // No other sender & read.
const topic2 = "topic-2"; // Other sender
const topic3 = "topic-3"; // User not present
const topic4 = "topic-4"; // User not present
const topic5 = "topic-5"; // other sender
const topic6 = "topic-6"; // other sender
const topic7 = "topic-7"; // muted topic
const topic8 = "topic-8";
const topic9 = "topic-9";
const topic10 = "topic-10";
let expected_data_to_replace_in_list_widget;
const ListWidget = mock_esm("../../static/js/list_widget", {
modifier: noop,
create: (container, mapped_topic_values, opts) => {
const formatted_topics = [];
ListWidget.modifier = opts.modifier;
for (const item of mapped_topic_values) {
formatted_topics.push(opts.modifier(item));
opts.filter.predicate(item);
}
// Just for coverage, the mechanisms
// are tested in list_widget.js
if (mapped_topic_values.length >= 2) {
opts.sort_fields.stream_sort(mapped_topic_values[0], mapped_topic_values[1]);
opts.sort_fields.stream_sort(mapped_topic_values[1], mapped_topic_values[0]);
opts.sort_fields.stream_sort(mapped_topic_values[0], mapped_topic_values[0]);
opts.sort_fields.topic_sort(mapped_topic_values[0], mapped_topic_values[1]);
opts.sort_fields.topic_sort(mapped_topic_values[1], mapped_topic_values[0]);
opts.sort_fields.topic_sort(mapped_topic_values[0], mapped_topic_values[0]);
}
return ListWidget;
},
hard_redraw: noop,
render_item: (item) => ListWidget.modifier(item),
replace_list_data: (data) => {
if (expected_data_to_replace_in_list_widget === undefined) {
throw new Error("You must set expected_data_to_replace_in_list_widget");
}
assert.deepEqual(data, expected_data_to_replace_in_list_widget);
expected_data_to_replace_in_list_widget = undefined;
},
});
mock_esm("../../static/js/compose_closed_ui", {
set_standard_text_for_reply_button: noop,
update_buttons_for_recent_topics: noop,
});
mock_esm("../../static/js/hash_util", {
by_stream_uri: () => "https://www.example.com",
by_stream_topic_uri: () => "https://www.example.com",
});
mock_esm("../../static/js/message_list_data", {
MessageListData: class {},
});
mock_esm("../../static/js/message_store", {
get: (msg_id) => messages[msg_id - 1],
});
mock_esm("../../static/js/message_view_header", {
render_title_area: noop,
});
mock_esm("../../static/js/muting", {
is_topic_muted: (stream_id, topic) => {
if (stream_id === stream1 && topic === topic7) {
return true;
}
return false;
},
});
mock_esm("../../static/js/narrow", {
set_narrow_title: noop,
});
mock_esm("../../static/js/recent_senders", {
get_topic_recent_senders: () => [1, 2],
});
mock_esm("../../static/js/stream_data", {
is_muted: () =>
// We only test via muted topics for now.
// TODO: Make muted streams and test them.
false,
id_is_subscribed: () => true,
});
mock_esm("../../static/js/stream_list", {
handle_narrow_deactivated: noop,
});
mock_esm("../../static/js/timerender", {
last_seen_status_from_date: () => "Just now",
get_full_datetime: () => ({
date: "date",
time: "time",
}),
});
mock_esm("../../static/js/sub_store", {
get: (stream) => {
if (stream === stream5) {
// No data is available for deactivated streams
return undefined;
}
return {
color: "",
invite_only: false,
is_web_public: true,
};
},
});
mock_esm("../../static/js/top_left_corner", {
narrow_to_recent_topics: noop,
});
mock_esm("../../static/js/unread", {
num_unread_for_topic: (stream_id, topic) => {
if (stream_id === 1 && topic === "topic-1") {
// Only stream1, topic-1 is read.
return 0;
}
return 1;
},
});
const ls_container = new Map();
set_global("localStorage", {
getItem(key) {
return ls_container.get(key);
},
setItem(key, val) {
ls_container.set(key, val);
},
removeItem(key) {
ls_container.delete(key);
},
clear() {
ls_container.clear();
},
});
const {all_messages_data} = zrequire("all_messages_data");
const people = zrequire("people");
const rt = zrequire("recent_topics_ui");
const rt_data = zrequire("recent_topics_data");
people.is_my_user_id = (id) => id === 1;
people.sender_info_for_recent_topics_row = (ids) => ids;
let id = 0;
const sample_messages = [];
sample_messages[0] = {
stream_id: stream1,
stream: "stream1",
id: (id += 1),
topic: topic1,
sender_id: sender1,
type: "stream",
};
sample_messages[1] = {
stream_id: stream1,
stream: "stream1",
id: (id += 1),
topic: topic2,
sender_id: sender1,
type: "stream",
};
sample_messages[2] = {
stream_id: stream1,
stream: "stream1",
id: (id += 1),
topic: topic2,
sender_id: sender2,
type: "stream",
};
sample_messages[3] = {
stream_id: stream1,
stream: "stream1",
id: (id += 1),
topic: topic3,
sender_id: sender2,
type: "stream",
};
sample_messages[4] = {
stream_id: stream1,
stream: "stream1",
id: (id += 1),
topic: topic4,
sender_id: sender2,
type: "stream",
};
sample_messages[5] = {
stream_id: stream1,
stream: "stream1",
id: (id += 1),
topic: topic5,
sender_id: sender1,
type: "stream",
};
sample_messages[6] = {
stream_id: stream1,
stream: "stream1",
id: (id += 1),
topic: topic5,
sender_id: sender2,
type: "stream",
};
sample_messages[7] = {
stream_id: stream1,
stream: "stream1",
id: (id += 1),
topic: topic6,
sender_id: sender1,
type: "stream",
};
sample_messages[8] = {
stream_id: stream1,
stream: "stream1",
id: (id += 1),
topic: topic6,
sender_id: sender2,
type: "stream",
};
sample_messages[9] = {
stream_id: stream1,
stream: "stream1",
id: (id += 1),
topic: topic7,
sender_id: sender1,
type: "stream",
};
// a message of stream4
sample_messages[10] = {
stream_id: stream4,
stream: "stream4",
id: (id += 1),
topic: topic10,
sender_id: sender1,
type: "stream",
};
function get_topic_key(stream_id, topic) {
return stream_id + ":" + topic.toLowerCase();
}
function generate_topic_data(topic_info_array) {
// Since most of the fields are common, this function helps generate fixtures
// with non common fields.
$.clear_all_elements();
const data = [];
for (const [stream_id, topic, unread_count, muted, participated] of topic_info_array) {
data.push({
other_senders_count: 0,
other_sender_names: "",
invite_only: false,
is_web_public: true,
last_msg_time: "Just now",
full_last_msg_date_time: "date time",
senders: [1, 2],
stream: "stream" + stream_id,
stream_color: "",
stream_id,
stream_url: "https://www.example.com",
topic,
topic_key: get_topic_key(stream_id, topic),
topic_url: "https://www.example.com",
unread_count,
muted,
topic_muted: muted,
participated,
});
}
return data;
}
function verify_topic_data(all_topics, stream, topic, last_msg_id, participated) {
const topic_data = all_topics.get(stream + ":" + topic);
assert.equal(topic_data.last_msg_id, last_msg_id);
assert.equal(topic_data.participated, participated);
}
rt.set_default_focus();
function stub_out_filter_buttons() {
// TODO: We probably want more direct tests that make sure
// the widgets get updated correctly, but the stubs here
// should accurately simulate toggling the filters.
//
// See show_selected_filters() and set_filter() in the
// implementation.
for (const filter of ["all", "unread", "muted", "participated"]) {
const stub = $.create(`filter-${filter}-stub`);
const selector = `[data-filter="${filter}"]`;
$("#recent_topics_filter_buttons").set_find_results(selector, stub);
}
}
function test(label, f) {
run_test(label, ({override, mock_template}) => {
$(".header").css = () => {};
messages = sample_messages.map((message) => ({...message}));
f({override, mock_template});
});
}
test("test_recent_topics_show", ({mock_template}) => {
// Note: unread count and urls are fake,
// since they are generated in external libraries
// and are not to be tested here.
const expected = {
filter_participated: false,
filter_unread: false,
filter_muted: false,
search_val: "",
};
mock_template("recent_topics_table.hbs", false, (data) => {
assert.deepEqual(data, expected);
return "<recent_topics table stub>";
});
mock_template("recent_topic_row.hbs", false, () => {});
stub_out_filter_buttons();
rt.clear_for_tests();
rt.process_messages(messages);
rt.show();
// incorrect topic_key
assert.equal(rt.inplace_rerender("stream_unknown:topic_unknown"), false);
});
test("test_filter_all", ({override, mock_template}) => {
// Just tests inplace rerender of a message
// in All topics filter.
const expected = {
filter_participated: false,
filter_unread: false,
filter_muted: false,
search_val: "",
};
let row_data;
let i;
mock_template("recent_topics_table.hbs", false, (data) => {
assert.deepEqual(data, expected);
});
mock_template("recent_topic_row.hbs", false, (data) => {
i -= 1;
assert.deepEqual(data, row_data[i]);
return "<recent_topics row stub>";
});
// topic is not muted
row_data = generate_topic_data([[1, "topic-1", 0, false, true]]);
i = row_data.length;
rt.clear_for_tests();
stub_out_filter_buttons();
override(rt, "is_visible", () => true);
rt.set_filter("all");
rt.process_messages([messages[0]]);
expected_data_to_replace_in_list_widget = [
{last_msg_id: 10, participated: true},
{last_msg_id: 1, participated: true},
];
row_data = row_data.concat(generate_topic_data([[1, "topic-7", 1, true, true]]));
i = row_data.length;
// topic is muted (=== hidden)
stub_out_filter_buttons();
rt.process_messages([messages[9]]);
// Test search
expected.search_val = "topic-1";
row_data = generate_topic_data([[1, "topic-1", 0, false, true]]);
i = row_data.length;
rt.set_default_focus();
assert.equal(rt.inplace_rerender("1:topic-1"), true);
});
test("test_filter_unread", ({override, mock_template}) => {
let expected_filter_unread = false;
mock_template("recent_topics_table.hbs", false, (data) => {
assert.deepEqual(data, {
filter_participated: false,
filter_unread: expected_filter_unread,
filter_muted: false,
search_val: "",
});
});
mock_template("recent_topics_filters.hbs", false, (data) => {
assert.equal(data.filter_unread, expected_filter_unread);
assert.equal(data.filter_participated, false);
return "<recent_topics table stub>";
});
let i = 0;
const row_data = generate_topic_data([
// stream_id, topic, unread_count, muted, participated
[4, "topic-10", 1, false, true],
[1, "topic-7", 1, true, true],
[1, "topic-6", 1, false, true],
[1, "topic-5", 1, false, true],
[1, "topic-4", 1, false, false],
[1, "topic-3", 1, false, false],
[1, "topic-2", 1, false, true],
[1, "topic-1", 0, false, true],
]);
mock_template("recent_topic_row.hbs", false, (data) => {
// All the row will be processed.
if (row_data[i]) {
assert.deepEqual(data, row_data[i]);
i += 1;
}
return "<recent_topics row stub>";
});
rt.clear_for_tests();
override(rt, "is_visible", () => true);
rt.set_default_focus();
stub_out_filter_buttons();
rt.process_messages(messages);
assert.equal(rt.inplace_rerender("1:topic-1"), true);
$("#recent_topics_filter_buttons").removeClass("btn-recent-selected");
expected_filter_unread = true;
rt.set_filter("unread");
rt.update_filters_view();
expected_data_to_replace_in_list_widget = [
{
last_msg_id: 11,
participated: true,
},
{
last_msg_id: 10,
participated: true,
},
{
last_msg_id: 9,
participated: true,
},
{
last_msg_id: 7,
participated: true,
},
{
last_msg_id: 5,
participated: false,
},
{
last_msg_id: 4,
participated: false,
},
{
last_msg_id: 3,
participated: true,
},
{
last_msg_id: 1,
participated: true,
},
];
rt.process_messages([messages[0]]);
// Unselect "unread" filter by clicking twice.
expected_filter_unread = false;
$("#recent_topics_filter_buttons").addClass("btn-recent-selected");
rt.set_filter("unread");
assert.equal(i, row_data.length);
$("#recent_topics_filter_buttons").removeClass("btn-recent-selected");
// reselect "unread" filter
rt.set_filter("unread");
// Now clicking "all" filter should have no change to expected data.
rt.set_filter("all");
});
test("test_filter_participated", ({override, mock_template}) => {
let expected_filter_participated;
mock_template("recent_topics_table.hbs", false, (data) => {
assert.deepEqual(data, {
filter_participated: expected_filter_participated,
filter_unread: false,
filter_muted: false,
search_val: "",
});
});
mock_template("recent_topics_filters.hbs", false, (data) => {
assert.equal(data.filter_unread, false);
assert.equal(data.filter_participated, expected_filter_participated);
return "<recent_topics table stub>";
});
const row_data = generate_topic_data([
// stream_id, topic, unread_count, muted, participated
[4, "topic-10", 1, false, true],
[1, "topic-7", 1, true, true],
[1, "topic-6", 1, false, true],
[1, "topic-5", 1, false, true],
[1, "topic-4", 1, false, false],
[1, "topic-3", 1, false, false],
[1, "topic-2", 1, false, true],
[1, "topic-1", 0, false, true],
]);
let i = 0;
mock_template("recent_topic_row.hbs", false, (data) => {
// All the row will be processed.
if (row_data[i]) {
assert.deepEqual(data, row_data[i]);
i += 1;
}
return "<recent_topics row stub>";
});
rt.clear_for_tests();
override(rt, "is_visible", () => true);
rt.set_default_focus();
stub_out_filter_buttons();
expected_filter_participated = false;
rt.process_messages(messages);
assert.equal(rt.inplace_rerender("1:topic-4"), true);
// Set muted filter
rt.set_filter("muted");
assert.equal(rt.inplace_rerender("1:topic-7"), true);
// remove muted filter
rt.set_filter("muted");
$("#recent_topics_filter_buttons").removeClass("btn-recent-selected");
expected_filter_participated = true;
rt.set_filter("participated");
rt.update_filters_view();
assert.equal(i, row_data.length);
expected_data_to_replace_in_list_widget = [
{
last_msg_id: 11,
participated: true,
},
{
last_msg_id: 10,
participated: true,
},
{
last_msg_id: 9,
participated: true,
},
{
last_msg_id: 7,
participated: true,
},
{
last_msg_id: 5,
participated: false,
},
{
last_msg_id: 4,
participated: false,
},
{
last_msg_id: 3,
participated: true,
},
{
last_msg_id: 1,
participated: true,
},
];
rt.process_messages([messages[4]]);
expected_filter_participated = false;
rt.set_filter("all");
});
test("test_update_unread_count", () => {
rt.clear_for_tests();
stub_out_filter_buttons();
rt.set_filter("all");
rt.process_messages(messages);
// update a message
generate_topic_data([[1, "topic-7", 1, false, true]]);
rt.update_topic_unread_count(messages[9]);
});
test("basic assertions", ({override, mock_template}) => {
rt.clear_for_tests();
mock_template("recent_topics_table.hbs", false, () => {});
mock_template("recent_topic_row.hbs", true, (data, html) => {
assert.ok(html.startsWith('<tr id="recent_topic'));
});
stub_out_filter_buttons();
override(rt, "is_visible", () => true);
rt.set_default_focus();
rt.set_filter("all");
rt.process_messages(messages);
let all_topics = rt_data.get();
// update a message
generate_topic_data([[1, "topic-7", 1, false, true]]);
stub_out_filter_buttons();
expected_data_to_replace_in_list_widget = [
{
last_msg_id: 11,
participated: true,
},
{
last_msg_id: 10,
participated: true,
},
{
last_msg_id: 9,
participated: true,
},
{
last_msg_id: 7,
participated: true,
},
{
last_msg_id: 5,
participated: false,
},
{
last_msg_id: 4,
participated: false,
},
{
last_msg_id: 3,
participated: true,
},
{
last_msg_id: 1,
participated: true,
},
];
rt.process_messages([messages[9]]);
// Check for expected lengths.
// total 8 topics, 1 muted
assert.equal(all_topics.size, 8);
assert.equal(
Array.from(all_topics.keys()).toString(),
"4:topic-10,1:topic-7,1:topic-6,1:topic-5,1:topic-4,1:topic-3,1:topic-2,1:topic-1",
);
rt_data.process_message({
type: "private",
});
// Private msgs are not processed.
assert.equal(all_topics.size, 8);
assert.equal(
Array.from(all_topics.keys()).toString(),
"4:topic-10,1:topic-7,1:topic-6,1:topic-5,1:topic-4,1:topic-3,1:topic-2,1:topic-1",
);
// participated
verify_topic_data(all_topics, stream1, topic1, messages[0].id, true);
// No message was sent by us.
verify_topic_data(all_topics, stream1, topic3, messages[3].id, false);
// Not participated
verify_topic_data(all_topics, stream1, topic4, messages[4].id, false);
// topic3 now participated
rt_data.process_message({
stream_id: stream1,
id: (id += 1),
topic: topic3,
sender_id: sender1,
type: "stream",
});
all_topics = rt_data.get();
assert.equal(
Array.from(all_topics.keys()).toString(),
"1:topic-3,4:topic-10,1:topic-7,1:topic-6,1:topic-5,1:topic-4,1:topic-2,1:topic-1",
);
verify_topic_data(all_topics, stream1, topic3, id, true);
// Send new message to topic7 (muted)
// The topic will be hidden when displayed
rt_data.process_message({
stream_id: stream1,
id: (id += 1),
topic: topic7,
sender_id: sender1,
type: "stream",
});
all_topics = rt_data.get();
assert.equal(
Array.from(all_topics.keys()).toString(),
"1:topic-7,1:topic-3,4:topic-10,1:topic-6,1:topic-5,1:topic-4,1:topic-2,1:topic-1",
);
// update_topic_is_muted now relies on external libraries completely
// so we don't need to check anythere here.
generate_topic_data([[1, topic1, 0, false, true]]);
assert.equal(rt.update_topic_is_muted(stream1, topic1), true);
// a topic gets muted which we are not tracking
assert.equal(rt.update_topic_is_muted(stream1, "topic-10"), false);
});
test("test_reify_local_echo_message", ({override, mock_template}) => {
mock_template("recent_topics_table.hbs", false, () => {});
mock_template("recent_topic_row.hbs", false, () => {});
rt.clear_for_tests();
stub_out_filter_buttons();
override(rt, "is_visible", () => true);
rt.set_filter("all");
rt.process_messages(messages);
rt_data.process_message({
stream_id: stream1,
id: 1000.01,
topic: topic7,
sender_id: sender1,
type: "stream",
});
assert.equal(
rt_data.reify_message_id_if_available({
old_id: 1000.01,
new_id: 1001,
}),
true,
);
rt_data.process_message({
stream_id: stream1,
id: 1001.01,
topic: topic7,
sender_id: sender1,
type: "stream",
});
// A new message arrived in the same topic before we could reify the message_id
rt_data.process_message({
stream_id: stream1,
id: 1003,
topic: topic7,
sender_id: sender1,
type: "stream",
});
assert.equal(
rt_data.reify_message_id_if_available({
old_id: 1000.01,
new_id: 1001,
}),
false,
);
});
test("test_delete_messages", ({override}) => {
rt.clear_for_tests();
stub_out_filter_buttons();
rt.set_filter("all");
rt.process_messages(messages);
// messages[0] was removed.
let reduced_msgs = messages.slice(1);
override(all_messages_data, "all_messages", () => reduced_msgs);
let all_topics = rt_data.get();
assert.equal(
Array.from(all_topics.keys()).toString(),
"4:topic-10,1:topic-7,1:topic-6,1:topic-5,1:topic-4,1:topic-3,1:topic-2,1:topic-1",
);
rt.update_topics_of_deleted_message_ids([messages[0].id]);
all_topics = rt_data.get();
assert.equal(
Array.from(all_topics.keys()).toString(),
"4:topic-10,1:topic-7,1:topic-6,1:topic-5,1:topic-4,1:topic-3,1:topic-2",
);
// messages[0], messages[1] and message[2] were removed.
reduced_msgs = messages.slice(3);
rt.update_topics_of_deleted_message_ids([messages[1].id, messages[2].id]);
all_topics = rt_data.get();
assert.equal(
Array.from(all_topics.keys()).toString(),
"4:topic-10,1:topic-7,1:topic-6,1:topic-5,1:topic-4,1:topic-3",
);
// test deleting a message which is not locally
// stored, doesn't raise any errors.
rt.update_topics_of_deleted_message_ids([-1]);
});
test("test_topic_edit", ({override}) => {
override(all_messages_data, "all_messages", () => messages);
// NOTE: This test should always run in the end as it modified the messages data.
rt.clear_for_tests();
stub_out_filter_buttons();
rt.set_filter("all");
rt.process_messages(messages);
let all_topics = rt_data.get();
assert.equal(
Array.from(all_topics.keys()).toString(),
"4:topic-10,1:topic-7,1:topic-6,1:topic-5,1:topic-4,1:topic-3,1:topic-2,1:topic-1",
);
// ---------------- test change topic ----------------
verify_topic_data(all_topics, stream1, topic6, messages[8].id, true);
assert.equal(all_topics.get(get_topic_key(stream1, topic8)), undefined);
// change topic of topic6 to topic8
messages[7].topic = topic8;
messages[8].topic = topic8;
rt.process_topic_edit(stream1, topic6, topic8);
all_topics = rt_data.get();
verify_topic_data(all_topics, stream1, topic8, messages[8].id, true);
assert.equal(all_topics.get(get_topic_key(stream1, topic6)), undefined);
// ---------------- test stream change ----------------
verify_topic_data(all_topics, stream1, topic1, messages[0].id, true);
assert.equal(all_topics.get(get_topic_key(stream2, topic1)), undefined);
messages[0].stream_id = stream2;
rt.process_topic_edit(stream1, topic1, topic1, stream2);
all_topics = rt_data.get();
assert.equal(all_topics.get(get_topic_key(stream1, topic1)), undefined);
verify_topic_data(all_topics, stream2, topic1, messages[0].id, true);
// ---------------- test stream & topic change ----------------
verify_topic_data(all_topics, stream2, topic1, messages[0].id, true);
assert.equal(all_topics.get(get_topic_key(stream3, topic9)), undefined);
messages[0].stream_id = stream3;
messages[0].topic = topic9;
rt.process_topic_edit(stream2, topic1, topic9, stream3);
all_topics = rt_data.get();
assert.equal(all_topics.get(get_topic_key(stream2, topic1)), undefined);
verify_topic_data(all_topics, stream3, topic9, messages[0].id, true);
// Message was moveed to a deleted stream, hence hidden regardless of filter.
messages[0].stream_id = stream5;
messages[0].topic = topic8;
rt.process_topic_edit(stream3, topic9, topic8, stream5);
all_topics = rt_data.get();
assert.equal(rt.filters_should_hide_topic(all_topics.get("5:topic-8")), true);
});
test("test_search", () => {
rt.clear_for_tests();
assert.equal(rt.topic_in_search_results("t", "general", "Recent topic"), true);
assert.equal(rt.topic_in_search_results("T", "general", "Recent topic"), true);
assert.equal(rt.topic_in_search_results("to", "general", "Recent topic"), true);
assert.equal(rt.topic_in_search_results("top", "general", "Recent topic"), true);
assert.equal(rt.topic_in_search_results("ToP", "general", "Recent topic"), true);
assert.equal(rt.topic_in_search_results("Topi", "general", "Recent topic"), true);
assert.equal(rt.topic_in_search_results("tOpi", "general", "Recent topic"), true);
assert.equal(rt.topic_in_search_results("toPic", "general", "Recent topic"), true);
assert.equal(rt.topic_in_search_results("Topic", "general", "Recent topic"), true);
assert.equal(rt.topic_in_search_results("topic", "general", "Recent topic"), true);
assert.equal(rt.topic_in_search_results("recent", "general", "Recent topic"), true);
assert.equal(rt.topic_in_search_results("RECENT", "general", "Recent topic"), true);
// match in any order of words
assert.equal(rt.topic_in_search_results("topic recent", "general", "Recent topic"), true);
// Matches any sequence of words.
assert.equal(rt.topic_in_search_results("o", "general", "Recent topic"), true);
assert.equal(rt.topic_in_search_results("nt to", "general", "Recent topic"), true);
assert.equal(rt.topic_in_search_results("z", "general", "Recent topic"), false);
assert.equal(rt.topic_in_search_results("?", "general", "Recent topic"), false);
// Test special character match
assert.equal(rt.topic_in_search_results(".*+?^${}()[]\\", "general", "Recent topic"), false);
assert.equal(rt.topic_in_search_results("?", "general", "not-at-start?"), true);
assert.equal(rt.topic_in_search_results("?", "general", "?"), true);
assert.equal(rt.topic_in_search_results("?", "general", "\\?"), true);
assert.equal(rt.topic_in_search_results("\\", "general", "\\"), true);
assert.equal(rt.topic_in_search_results("\\", "general", "\\\\"), true);
});