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101 lines
3.2 KiB
JavaScript
101 lines
3.2 KiB
JavaScript
"use strict";
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const {strict: assert} = require("assert");
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const {make_stream} = require("./lib/example_stream");
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const {make_user} = require("./lib/example_user");
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const {zrequire} = require("./lib/namespace");
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const {run_test} = require("./lib/test");
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// Hopefully the basic patterns for testing data-oriented modules
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// are starting to become apparent. To reinforce that, we will present
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// few more examples that also expose you to some of our core
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// data objects. Also, we start testing some objects that have
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// deeper dependencies.
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const message_helper = zrequire("message_helper");
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const message_store = zrequire("message_store");
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const people = zrequire("people");
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const stream_data = zrequire("stream_data");
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const stream_topic_history = zrequire("stream_topic_history");
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const unread = zrequire("unread");
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// It's typical to set up a little bit of data at the top of a
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// test module, but you can also do this within tests. Here we
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// will set up things at the top.
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const isaac = make_user({
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email: "isaac@example.com",
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user_id: 30,
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full_name: "Isaac Newton",
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});
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const denmark_stream = make_stream({
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color: "blue",
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name: "Denmark",
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stream_id: 101,
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subscribed: false,
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});
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const messages = {
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isaac_to_denmark_stream: {
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id: 400,
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sender_id: isaac.user_id,
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stream_id: denmark_stream.stream_id,
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type: "stream",
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flags: ["has_alert_word"],
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subject: "copenhagen",
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// note we don't have every field that a "real" message
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// would have, and that can be fine
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},
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};
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// We aren't going to modify isaac in our tests, so we will
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// create him at the top.
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people.add_active_user(isaac);
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// We are going to test a core module called messages_store.js next.
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// This is an example of a deep unit test, where our dependencies
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// are easy to test.
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run_test("message_store", () => {
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message_store.clear_for_testing();
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stream_data.clear_subscriptions();
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stream_data.add_sub(denmark_stream);
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const in_message = {...messages.isaac_to_denmark_stream};
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assert.equal(in_message.alerted, undefined);
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// Let's add a message into our message_store via
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// message_helper.process_new_message.
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assert.equal(message_store.get(in_message.id), undefined);
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message_helper.process_new_message(in_message);
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const message = message_store.get(in_message.id);
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assert.equal(message.alerted, true);
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// There are more side effects.
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const topic_names = stream_topic_history.get_recent_topic_names(denmark_stream.stream_id);
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assert.deepEqual(topic_names, ["copenhagen"]);
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});
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// Tracking unread messages is a very fundamental part of the Zulip
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// app, and we use the unread object to track unread messages.
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run_test("unread", () => {
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unread.declare_bankruptcy();
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stream_data.clear_subscriptions();
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stream_data.add_sub(denmark_stream);
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const stream_id = denmark_stream.stream_id;
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const topic_name = "copenhagen";
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assert.equal(unread.num_unread_for_topic(stream_id, topic_name), 0);
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let in_message = {...messages.isaac_to_denmark_stream};
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in_message = message_helper.process_new_message(in_message);
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unread.process_loaded_messages([in_message]);
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assert.equal(unread.num_unread_for_topic(stream_id, topic_name), 1);
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});
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