element-web/test/components/structures/MessagePanel-test.js

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/*
Copyright 2016 OpenMarket Ltd
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
var React = require('react');
var ReactDOM = require("react-dom");
var TestUtils = require('react-addons-test-utils');
var expect = require('expect');
import sinon from 'sinon';
var sdk = require('matrix-react-sdk');
var MessagePanel = sdk.getComponent('structures.MessagePanel');
import UserSettingsStore from '../../../src/UserSettingsStore';
import MatrixClientPeg from '../../../src/MatrixClientPeg';
var test_utils = require('test-utils');
var mockclock = require('mock-clock');
var client;
// wrap MessagePanel with a component which provides the MatrixClient in the context.
const WrappedMessagePanel = React.createClass({
childContextTypes: {
matrixClient: React.PropTypes.object,
},
getChildContext: function() {
return {
matrixClient: client,
};
},
render: function() {
return <MessagePanel {...this.props} />;
},
});
describe('MessagePanel', function () {
var clock = mockclock.clock();
var realSetTimeout = window.setTimeout;
var events = mkEvents();
var sandbox = null;
beforeEach(function() {
test_utils.beforeEach(this);
sandbox = test_utils.stubClient();
client = MatrixClientPeg.get();
client.credentials = {userId: '@me:here'};
UserSettingsStore.getSyncedSettings = sinon.stub().returns({});
});
afterEach(function() {
clock.uninstall();
sandbox.restore();
});
function mkEvents() {
var events = [];
var ts0 = Date.now();
for (var i = 0; i < 10; i++) {
events.push(test_utils.mkMessage(
{
event: true, room: "!room:id", user: "@user:id",
ts: ts0 + i*1000,
}));
}
return events;
}
it('should show the events', function() {
var res = TestUtils.renderIntoDocument(
<WrappedMessagePanel className="cls" events={events} />
);
// just check we have the right number of tiles for now
var tiles = TestUtils.scryRenderedComponentsWithType(
res, sdk.getComponent('rooms.EventTile'));
expect(tiles.length).toEqual(10);
});
it('should show the read-marker in the right place', function() {
var res = TestUtils.renderIntoDocument(
<WrappedMessagePanel className="cls" events={events} readMarkerEventId={events[4].getId()}
readMarkerVisible={true} />
);
var tiles = TestUtils.scryRenderedComponentsWithType(
res, sdk.getComponent('rooms.EventTile'));
// find the <li> which wraps the read marker
var rm = TestUtils.findRenderedDOMComponentWithClass(res, 'mx_RoomView_myReadMarker_container');
// it should follow the <li> which wraps the event tile for event 4
var eventContainer = ReactDOM.findDOMNode(tiles[4]).parentNode;
expect(rm.previousSibling).toEqual(eventContainer);
});
it('shows a ghost read-marker when the read-marker moves', function(done) {
// fake the clock so that we can test the velocity animation.
clock.install();
clock.mockDate();
var parentDiv = document.createElement('div');
// first render with the RM in one place
var mp = ReactDOM.render(
<WrappedMessagePanel className="cls" events={events} readMarkerEventId={events[4].getId()}
readMarkerVisible={true}
/>, parentDiv);
var tiles = TestUtils.scryRenderedComponentsWithType(
mp, sdk.getComponent('rooms.EventTile'));
var tileContainers = tiles.map(function (t) {
return ReactDOM.findDOMNode(t).parentNode;
});
// find the <li> which wraps the read marker
var rm = TestUtils.findRenderedDOMComponentWithClass(mp, 'mx_RoomView_myReadMarker_container');
expect(rm.previousSibling).toEqual(tileContainers[4]);
// now move the RM
mp = ReactDOM.render(
<WrappedMessagePanel className="cls" events={events} readMarkerEventId={events[6].getId()}
readMarkerVisible={true}
/>, parentDiv);
// now there should be two RM containers
var found = TestUtils.scryRenderedDOMComponentsWithClass(mp, 'mx_RoomView_myReadMarker_container');
expect(found.length).toEqual(2);
// the first should be the ghost
expect(found[0].previousSibling).toEqual(tileContainers[4]);
var hr = found[0].children[0];
// the second should be the real thing
expect(found[1].previousSibling).toEqual(tileContainers[6]);
// advance the clock, and then let the browser run an animation frame,
// to let the animation start
clock.tick(1500);
realSetTimeout(() => {
// then advance it again to let it complete
clock.tick(1000);
realSetTimeout(() => {
// the ghost should now have finished
expect(hr.style.opacity).toEqual('0');
done();
}, 100);
}, 100);
});
it('shows only one ghost when the RM moves twice', function() {
var parentDiv = document.createElement('div');
// first render with the RM in one place
var mp = ReactDOM.render(
<WrappedMessagePanel className="cls" events={events} readMarkerEventId={events[4].getId()}
readMarkerVisible={true}
/>, parentDiv);
var tiles = TestUtils.scryRenderedComponentsWithType(
mp, sdk.getComponent('rooms.EventTile'));
var tileContainers = tiles.map(function (t) {
return ReactDOM.findDOMNode(t).parentNode;
});
// now move the RM
mp = ReactDOM.render(
<WrappedMessagePanel className="cls" events={events} readMarkerEventId={events[6].getId()}
readMarkerVisible={true}
/>, parentDiv);
// now there should be two RM containers
var found = TestUtils.scryRenderedDOMComponentsWithClass(mp, 'mx_RoomView_myReadMarker_container');
expect(found.length).toEqual(2);
// the first should be the ghost
expect(tileContainers.indexOf(found[0].previousSibling)).toEqual(4);
// the second should be the real RM
expect(tileContainers.indexOf(found[1].previousSibling)).toEqual(6);
// and move the RM again
mp = ReactDOM.render(
<WrappedMessagePanel className="cls" events={events} readMarkerEventId={events[8].getId()}
readMarkerVisible={true}
/>, parentDiv);
// still two RM containers
found = TestUtils.scryRenderedDOMComponentsWithClass(mp, 'mx_RoomView_myReadMarker_container');
expect(found.length).toEqual(2);
// they should have moved
expect(tileContainers.indexOf(found[0].previousSibling)).toEqual(6);
expect(tileContainers.indexOf(found[1].previousSibling)).toEqual(8);
});
});