zulip/web/tests/stream_topic_history.test.js

464 lines
15 KiB
JavaScript

"use strict";
const {strict: assert} = require("assert");
const {mock_esm, zrequire} = require("./lib/namespace");
const {run_test, noop} = require("./lib/test");
const channel = mock_esm("../src/channel");
const message_util = mock_esm("../src/message_util");
const all_messages_data = zrequire("all_messages_data");
const unread = zrequire("unread");
const message_store = zrequire("message_store");
const stream_data = zrequire("stream_data");
const stream_topic_history = zrequire("stream_topic_history");
const stream_topic_history_util = zrequire("stream_topic_history_util");
stream_topic_history.set_update_topic_last_message_id(noop);
function test(label, f) {
run_test(label, (helpers) => {
unread.declare_bankruptcy();
stream_topic_history.reset();
f(helpers);
});
}
test("basics", () => {
const stream_id = 55;
stream_topic_history.add_message({
stream_id,
message_id: 101,
topic_name: "toPic1",
});
let history = stream_topic_history.get_recent_topic_names(stream_id);
let max_message_id = stream_topic_history.get_max_message_id(stream_id);
assert.deepEqual(history, ["toPic1"]);
assert.deepEqual(max_message_id, 101);
stream_topic_history.add_message({
stream_id,
message_id: 102,
topic_name: "Topic1",
});
history = stream_topic_history.get_recent_topic_names(stream_id);
max_message_id = stream_topic_history.get_max_message_id(stream_id);
assert.deepEqual(history, ["Topic1"]);
assert.deepEqual(max_message_id, 102);
stream_topic_history.add_message({
stream_id,
message_id: 103,
topic_name: "topic2",
});
history = stream_topic_history.get_recent_topic_names(stream_id);
max_message_id = stream_topic_history.get_max_message_id(stream_id);
assert.deepEqual(history, ["topic2", "Topic1"]);
assert.deepEqual(max_message_id, 103);
stream_topic_history.add_message({
stream_id,
message_id: 104,
topic_name: "Topic1",
});
history = stream_topic_history.get_recent_topic_names(stream_id);
max_message_id = stream_topic_history.get_max_message_id(stream_id);
assert.deepEqual(history, ["Topic1", "topic2"]);
assert.deepEqual(max_message_id, 104);
message_util.get_messages_in_topic = () => [{id: 101}, {id: 102}];
message_util.get_max_message_id_in_stream = () => 103;
// Removing the last msg in topic1 changes the order
stream_topic_history.remove_messages({
stream_id,
topic_name: "Topic1",
num_messages: 1,
max_removed_msg_id: 104,
});
history = stream_topic_history.get_recent_topic_names(stream_id);
assert.deepEqual(history, ["topic2", "Topic1"]);
// check if stream's max_message_id is updated.
max_message_id = stream_topic_history.get_max_message_id(stream_id);
assert.deepEqual(max_message_id, 103);
delete message_util.get_messages_in_topic;
// Removing first topic1 message has no effect.
stream_topic_history.remove_messages({
stream_id,
topic_name: "toPic1",
num_messages: 1,
max_removed_msg_id: 101,
});
history = stream_topic_history.get_recent_topic_names(stream_id);
assert.deepEqual(history, ["topic2", "Topic1"]);
max_message_id = stream_topic_history.get_max_message_id(stream_id);
assert.deepEqual(max_message_id, 103);
// Removing second topic1 message removes the topic.
stream_topic_history.remove_messages({
stream_id,
topic_name: "Topic1",
num_messages: 1,
max_removed_msg_id: 102,
});
history = stream_topic_history.get_recent_topic_names(stream_id);
assert.deepEqual(history, ["topic2"]);
// Test that duplicate remove does not crash us.
stream_topic_history.remove_messages({
stream_id,
topic_name: "Topic1",
num_messages: 1,
max_removed_msg_id: 0,
});
history = stream_topic_history.get_recent_topic_names(stream_id);
assert.deepEqual(history, ["topic2"]);
// get to 100% coverage for defensive code
stream_topic_history.remove_messages({
stream_id: 9999999,
num_messages: 1,
});
});
test("is_complete_for_stream_id", ({override_rewire}) => {
const sub = {
name: "devel",
stream_id: 444,
first_message_id: 1000,
};
stream_data.add_sub(sub);
override_rewire(all_messages_data, "all_messages_data", {
empty: () => false,
fetch_status: {
has_found_newest: () => true,
},
first: () => ({id: 5}),
});
assert.equal(stream_topic_history.is_complete_for_stream_id(sub.stream_id), true);
// Now simulate a more recent message id.
all_messages_data.all_messages_data.first = () => ({id: sub.first_message_id + 1});
// Note that we'll return `true` here due to
// fetched_stream_ids having the stream_id now.
assert.equal(stream_topic_history.is_complete_for_stream_id(sub.stream_id), true);
// But now clear the data to see what we'd have without
// the previous call.
stream_topic_history.reset();
assert.equal(stream_topic_history.is_complete_for_stream_id(sub.stream_id), false);
});
test("server_history", () => {
const sub = {
name: "devel",
stream_id: 66,
};
const stream_id = sub.stream_id;
stream_data.add_sub(sub);
assert.equal(stream_topic_history.is_complete_for_stream_id(stream_id), false);
stream_topic_history.add_message({
stream_id,
message_id: 501,
topic_name: "local",
});
function add_server_history() {
stream_topic_history.add_history(stream_id, [
{name: "local", max_id: 501},
{name: "hist2", max_id: 31},
{name: "hist1", max_id: 30},
]);
}
add_server_history();
// Since we added history, now subsequent calls
// to is_complete_for_stream_id will return true.
assert.equal(stream_topic_history.is_complete_for_stream_id(stream_id), true);
let history = stream_topic_history.get_recent_topic_names(stream_id);
assert.deepEqual(history, ["local", "hist2", "hist1"]);
// If new activity comes in for historical messages,
// they can bump to the front of the list.
stream_topic_history.add_message({
stream_id,
message_id: 502,
topic_name: "hist1",
});
history = stream_topic_history.get_recent_topic_names(stream_id);
assert.deepEqual(history, ["hist1", "local", "hist2"]);
// server history is allowed to backdate hist1
add_server_history();
history = stream_topic_history.get_recent_topic_names(stream_id);
assert.deepEqual(history, ["local", "hist2", "hist1"]);
// Removing a local message removes the topic if we have
// our counts right.
stream_topic_history.remove_messages({
stream_id,
topic_name: "local",
num_messages: 1,
});
history = stream_topic_history.get_recent_topic_names(stream_id);
assert.deepEqual(history, ["hist2", "hist1"]);
// We can try to remove a historical message, but it should
// have no effect.
stream_topic_history.remove_messages({
stream_id,
topic_name: "hist2",
num_messages: 1,
});
history = stream_topic_history.get_recent_topic_names(stream_id);
assert.deepEqual(history, ["hist2", "hist1"]);
// If we call back to the server for history, the
// effect is always additive. We may decide to prune old
// topics in the future, if they dropped off due to renames,
// but that is probably an edge case we can ignore for now.
stream_topic_history.add_history(stream_id, [
{name: "hist2", max_id: 931},
{name: "hist3", max_id: 5},
]);
history = stream_topic_history.get_recent_topic_names(stream_id);
assert.deepEqual(history, ["hist2", "hist1", "hist3"]);
});
test("test_unread_logic", () => {
const stream_id = 77;
stream_topic_history.add_message({
stream_id,
message_id: 201,
topic_name: "toPic1",
});
stream_topic_history.add_message({
stream_id,
message_id: 45,
topic_name: "topic2",
});
let history = stream_topic_history.get_recent_topic_names(stream_id);
assert.deepEqual(history, ["toPic1", "topic2"]);
const msgs = [
// This will be ignored as a case variant of `topic2` above.
{id: 150, topic: "TOPIC2"},
{id: 61, topic: "unread1"},
{id: 60, topic: "unread1"},
{id: 20, topic: "UNREAD2"},
// We're going to mark this as read; this will verify the logic
// in unreads.js for only including topics with nonzero unreads.
{id: 79, topic: "to_mark_as_read"},
];
for (const msg of msgs) {
msg.type = "stream";
msg.stream_id = stream_id;
msg.unread = true;
message_store.update_message_cache(msg);
}
unread.process_loaded_messages(msgs);
unread.mark_as_read(79);
history = stream_topic_history.get_recent_topic_names(stream_id);
assert.deepEqual(history, ["toPic1", "unread1", "topic2", "UNREAD2"]);
});
test("test_stream_has_topics", () => {
const stream_id = 88;
assert.equal(stream_topic_history.stream_has_topics(stream_id), false);
stream_topic_history.find_or_create(stream_id);
// This was a bug before--just creating a bucket does not
// mean we have actual topics.
assert.equal(stream_topic_history.stream_has_topics(stream_id), false);
stream_topic_history.add_message({
stream_id,
message_id: 888,
topic_name: "whatever",
});
assert.equal(stream_topic_history.stream_has_topics(stream_id), true);
});
test("server_history_end_to_end", () => {
stream_topic_history.reset();
const stream_id = 99;
const topics = [
{name: "topic3", max_id: 501},
{name: "topic2", max_id: 31},
{name: "topic1", max_id: 30},
];
let get_success_callback;
let get_error_callback;
let on_success_called;
channel.get = (opts) => {
assert.equal(opts.url, "/json/users/me/99/topics");
assert.deepEqual(opts.data, {});
assert.ok(stream_topic_history.is_request_pending_for(stream_id));
get_success_callback = opts.success;
get_error_callback = opts.error;
};
stream_topic_history_util.get_server_history(stream_id, noop);
// Another call. Early return because a request is already in progress
// for stream_id = 99. This function call adds coverage.
stream_topic_history_util.get_server_history(stream_id, noop);
assert.ok(stream_topic_history.is_request_pending_for(stream_id));
get_error_callback();
assert.ok(!stream_topic_history.is_request_pending_for(stream_id));
stream_topic_history_util.get_server_history(stream_id, () => {
on_success_called = true;
});
get_success_callback({topics});
assert.ok(on_success_called);
assert.ok(!stream_topic_history.is_request_pending_for(stream_id));
const history = stream_topic_history.get_recent_topic_names(stream_id);
assert.deepEqual(history, ["topic3", "topic2", "topic1"]);
// Try getting server history for a second time.
/* istanbul ignore next */
channel.get = () => {
throw new Error("We should not get more data.");
};
on_success_called = false;
stream_topic_history_util.get_server_history(stream_id, () => {
on_success_called = true;
});
assert.ok(on_success_called);
});
test("all_topics_in_cache", ({override}) => {
// Add a new stream with first_message_id set.
const general = {
name: "general",
stream_id: 21,
first_message_id: null,
};
const messages = [
{id: 1, stream_id: 21},
{id: 2, stream_id: 21},
{id: 3, stream_id: 21},
];
const sub = stream_data.create_sub_from_server_data(general);
assert.equal(stream_topic_history.all_topics_in_cache(sub), false);
all_messages_data.all_messages_data.clear();
all_messages_data.all_messages_data.add_messages(messages);
let has_found_newest = false;
override(
all_messages_data.all_messages_data.fetch_status,
"has_found_newest",
() => has_found_newest,
);
assert.equal(stream_topic_history.all_topics_in_cache(sub), false);
has_found_newest = true;
assert.equal(stream_topic_history.all_topics_in_cache(sub), true);
sub.first_message_id = 0;
assert.equal(stream_topic_history.all_topics_in_cache(sub), false);
sub.first_message_id = 2;
assert.equal(stream_topic_history.all_topics_in_cache(sub), true);
});
test("ask_server_for_latest_topic_data", () => {
stream_topic_history.set_update_topic_last_message_id((stream_id, topic_name) => {
stream_topic_history_util.update_topic_last_message_id(stream_id, topic_name, noop);
});
const stream_id = 1080;
let success_callback;
let get_message_request_triggered = false;
channel.get = (opts) => {
get_message_request_triggered = true;
assert.equal(opts.url, "/json/messages");
assert.deepEqual(opts.data, {
anchor: "newest",
narrow: '[{"operator":"stream","operand":1080},{"operator":"topic","operand":"Topic1"}]',
num_after: 0,
num_before: 1,
});
success_callback = opts.success;
};
stream_topic_history.add_message({
stream_id,
message_id: 101,
topic_name: "topic1",
});
let history = stream_topic_history.get_recent_topic_names(stream_id);
let max_message_id = stream_topic_history.get_max_message_id(stream_id);
assert.deepEqual(history, ["topic1"]);
assert.deepEqual(max_message_id, 101);
// Remove all cached messages from the topic. This sends a request to the server
// to check for the latest message id in the topic.
stream_topic_history.remove_messages({
stream_id,
topic_name: "Topic1",
num_messages: 1,
max_removed_msg_id: 104,
});
assert.equal(get_message_request_triggered, true);
get_message_request_triggered = false;
// Until we process the response from the server,
// the topic is not available.
history = stream_topic_history.get_recent_topic_names(stream_id);
assert.deepEqual(history, []);
// Simulate the server responses.
// Topic is empty.
success_callback({
messages: [],
});
history = stream_topic_history.get_recent_topic_names(stream_id);
assert.deepEqual(history, []);
// Topic has a different max_message_id.
success_callback({
messages: [{id: 102}],
});
// The topic is now available.
history = stream_topic_history.get_recent_topic_names(stream_id);
max_message_id = stream_topic_history.get_max_message_id(stream_id);
assert.deepEqual(history, ["Topic1"]);
assert.deepEqual(max_message_id, 102);
});