element-web/test/test-utils.js

"use strict";

var peg = require('../src/MatrixClientPeg.js');
var jssdk = require('matrix-js-sdk');
var MatrixEvent = jssdk.MatrixEvent;
var sinon = require('sinon');


/**
 * Stub out the MatrixClient, and configure the MatrixClientPeg object to
 * return it when get() is called.
 */
module.exports.stubClient = function() {
    var pegstub = sinon.stub(peg);

    var matrixClientStub = sinon.createStubInstance(jssdk.MatrixClient);
    pegstub.get.returns(matrixClientStub);
}


/**
 * Create an Event.
 * @param {Object} opts Values for the event.
 * @param {string} opts.type The event.type
 * @param {string} opts.room The event.room_id
 * @param {string} opts.user The event.user_id
 * @param {string} opts.skey Optional. The state key (auto inserts empty string)
 * @param {Number} opts.ts   Optional. Timestamp for the event
 * @param {Object} opts.content The event.content
 * @param {boolean} opts.event True to make a MatrixEvent.
 * @return {Object} a JSON object representing this event.
 */
module.exports.mkEvent = function(opts) {
    if (!opts.type || !opts.content) {
        throw new Error("Missing .type or .content =>" + JSON.stringify(opts));
    }
    var event = {
        type: opts.type,
        room_id: opts.room,
        sender: opts.user,
        content: opts.content,
        event_id: "$" + Math.random() + "-" + Math.random(),
        origin_server_ts: opts.ts,
    };
    if (opts.skey) {
        event.state_key = opts.skey;
    }
    else if (["m.room.name", "m.room.topic", "m.room.create", "m.room.join_rules",
         "m.room.power_levels", "m.room.topic",
         "com.example.state"].indexOf(opts.type) !== -1) {
        event.state_key = "";
    }
    return opts.event ? new MatrixEvent(event) : event;
};

/**
 * Create an m.presence event.
 * @param {Object} opts Values for the presence.
 * @return {Object|MatrixEvent} The event
 */
module.exports.mkPresence = function(opts) {
    if (!opts.user) {
        throw new Error("Missing user");
    }
    var event = {
        event_id: "$" + Math.random() + "-" + Math.random(),
        type: "m.presence",
        sender: opts.user,
        content: {
            avatar_url: opts.url,
            displayname: opts.name,
            last_active_ago: opts.ago,
            presence: opts.presence || "offline"
        }
    };
    return opts.event ? new MatrixEvent(event) : event;
};

/**
 * Create an m.room.member event.
 * @param {Object} opts Values for the membership.
 * @param {string} opts.room The room ID for the event.
 * @param {string} opts.mship The content.membership for the event.
 * @param {string} opts.user The user ID for the event.
 * @param {string} opts.skey The other user ID for the event if applicable
 * e.g. for invites/bans.
 * @param {string} opts.name The content.displayname for the event.
 * @param {string} opts.url The content.avatar_url for the event.
 * @param {boolean} opts.event True to make a MatrixEvent.
 * @return {Object|MatrixEvent} The event
 */
module.exports.mkMembership = function(opts) {
    opts.type = "m.room.member";
    if (!opts.skey) {
        opts.skey = opts.user;
    }
    if (!opts.mship) {
        throw new Error("Missing .mship => " + JSON.stringify(opts));
    }
    opts.content = {
        membership: opts.mship
    };
    if (opts.name) { opts.content.displayname = opts.name; }
    if (opts.url) { opts.content.avatar_url = opts.url; }
    return module.exports.mkEvent(opts);
};

/**
 * Create an m.room.message event.
 * @param {Object} opts Values for the message
 * @param {string} opts.room The room ID for the event.
 * @param {string} opts.user The user ID for the event.
 * @param {string} opts.msg Optional. The content.body for the event.
 * @param {boolean} opts.event True to make a MatrixEvent.
 * @return {Object|MatrixEvent} The event
 */
module.exports.mkMessage = function(opts) {
    opts.type = "m.room.message";
    if (!opts.msg) {
        opts.msg = "Random->" + Math.random();
    }
    if (!opts.room || !opts.user) {
        throw new Error("Missing .room or .user from", opts);
    }
    opts.content = {
        msgtype: "m.text",
        body: opts.msg
    };
    return module.exports.mkEvent(opts);
};

/**
 * make the test fail, with the given exception
 *
 * <p>This is useful for use with integration tests which use asyncronous
 * methods: it can be added as a 'catch' handler in a promise chain.
 *
 * @param {Error} error   exception to be reported
 *
 * @example
 * it("should not throw", function(done) {
 *    asynchronousMethod().then(function() {
 *       // some tests
 *    }).catch(utils.failTest).done(done);
 * });
 */
module.exports.failTest = function(error) {
    expect(error.stack).toBe(null);
};