CyTube/test/poll.js
Calvin Montgomery 11a0cd79bb Fix test
2021-08-12 19:48:06 -07:00

263 lines
8.2 KiB
JavaScript

const assert = require('assert');
const { Poll } = require('../lib/poll');
describe('Poll', () => {
describe('constructor', () => {
it('constructs a poll', () => {
let poll = Poll.create(
'pollster',
'Which is better?',
[
'Coke',
'Pepsi'
]
/* default opts */
);
assert.strictEqual(poll.createdBy, 'pollster');
assert.strictEqual(poll.title, 'Which is better?');
assert.deepStrictEqual(poll.choices, ['Coke', 'Pepsi']);
assert.strictEqual(poll.hideVotes, false);
});
it('constructs a poll with hidden vote setting', () => {
let poll = Poll.create(
'pollster',
'Which is better?',
[
'Coke',
'Pepsi'
],
{ hideVotes: true }
);
assert.strictEqual(poll.hideVotes, true);
});
it('sanitizes title and choices', () => {
let poll = Poll.create(
'pollster',
'Which is better? <script></script>',
[
'<strong>Coke</strong>',
'Pepsi'
]
/* default opts */
);
assert.strictEqual(poll.title, 'Which is better? &lt;script&gt;&lt;/script&gt;');
assert.deepStrictEqual(poll.choices, ['&lt;strong&gt;Coke&lt;/strong&gt;', 'Pepsi']);
});
it('replaces URLs in title and choices', () => {
let poll = Poll.create(
'pollster',
'Which is better? https://example.com',
[
'Coke https://example.com',
'Pepsi'
]
/* default opts */
);
assert.strictEqual(
poll.title,
'Which is better? <a href="https://example.com" target="_blank" rel="noopener noreferer">https://example.com</a>'
);
assert.deepStrictEqual(
poll.choices,
[
'Coke <a href="https://example.com" target="_blank" rel="noopener noreferer">https://example.com</a>',
'Pepsi'
]
);
});
});
describe('#countVote', () => {
let poll;
beforeEach(() => {
poll = Poll.create(
'pollster',
'Which is better?',
[
'Coke',
'Pepsi'
]
/* default opts */
);
});
it('counts a new vote', () => {
assert.strictEqual(poll.countVote('userA', 0), true);
assert.strictEqual(poll.countVote('userB', 1), true);
assert.strictEqual(poll.countVote('userC', 0), true);
let { counts } = poll.toUpdateFrame();
assert.deepStrictEqual(counts, [2, 1]);
});
it('does not count a revote for the same choice', () => {
assert.strictEqual(poll.countVote('userA', 0), true);
assert.strictEqual(poll.countVote('userA', 0), false);
let { counts } = poll.toUpdateFrame();
assert.deepStrictEqual(counts, [1, 0]);
});
it('changes a vote to a different choice', () => {
assert.strictEqual(poll.countVote('userA', 0), true);
assert.strictEqual(poll.countVote('userA', 1), true);
let { counts } = poll.toUpdateFrame();
assert.deepStrictEqual(counts, [0, 1]);
});
it('ignores out of range votes', () => {
assert.strictEqual(poll.countVote('userA', 1000), false);
assert.strictEqual(poll.countVote('userA', -10), false);
let { counts } = poll.toUpdateFrame();
assert.deepStrictEqual(counts, [0, 0]);
});
});
describe('#uncountVote', () => {
let poll;
beforeEach(() => {
poll = Poll.create(
'pollster',
'Which is better?',
[
'Coke',
'Pepsi'
]
/* default opts */
);
});
it('uncounts an existing vote', () => {
assert.strictEqual(poll.countVote('userA', 0), true);
assert.strictEqual(poll.uncountVote('userA', 0), true);
let { counts } = poll.toUpdateFrame();
assert.deepStrictEqual(counts, [0, 0]);
});
it('does not uncount if there is no existing vote', () => {
assert.strictEqual(poll.uncountVote('userA', 0), false);
let { counts } = poll.toUpdateFrame();
assert.deepStrictEqual(counts, [0, 0]);
});
});
describe('#toUpdateFrame', () => {
let poll;
beforeEach(() => {
poll = Poll.create(
'pollster',
'Which is better?',
[
'Coke',
'Pepsi'
]
/* default opts */
);
poll.countVote('userA', 0);
poll.countVote('userB', 1);
poll.countVote('userC', 0);
});
it('generates an update frame', () => {
assert.deepStrictEqual(
poll.toUpdateFrame(),
{
title: 'Which is better?',
options: ['Coke', 'Pepsi'],
counts: [2, 1],
initiator: 'pollster',
timestamp: poll.createdAt.getTime()
}
);
});
it('hides votes when poll is hidden', () => {
poll.hideVotes = true;
assert.deepStrictEqual(
poll.toUpdateFrame(),
{
title: 'Which is better?',
options: ['Coke', 'Pepsi'],
counts: ['?', '?'],
initiator: 'pollster',
timestamp: poll.createdAt.getTime()
}
);
});
it('displays hidden votes when requested', () => {
poll.hideVotes = true;
assert.deepStrictEqual(
poll.toUpdateFrame(true),
{
title: 'Which is better?',
options: ['Coke', 'Pepsi'],
counts: ['2?', '1?'],
initiator: 'pollster',
timestamp: poll.createdAt.getTime()
}
);
});
});
describe('#toChannelData/fromChannelData', () => {
it('round trips a poll', () => {
let data = {
title: '&lt;strong&gt;ready?&lt;/strong&gt;',
initiator: 'aUser',
options: ['yes', 'no'],
counts: [0, 1],
votes:{
'1.2.3.4': null, // Previous poll code would set removed votes to null
'5.6.7.8': 1
},
obscured: false,
timestamp: 1483414981110
};
let poll = Poll.fromChannelData(data);
// New code does not store null votes
data.votes = { '5.6.7.8': 1 };
data.retainVotes = false;
assert.deepStrictEqual(poll.toChannelData(), data);
});
it('coerces a missing timestamp to the current time', () => {
let data = {
title: '&lt;strong&gt;ready?&lt;/strong&gt;',
initiator: 'aUser',
options: ['yes', 'no'],
counts: [0, 1],
votes:{
'1.2.3.4': null,
'5.6.7.8': 1
},
obscured: false
};
let now = Date.now();
let poll = Poll.fromChannelData(data);
const { timestamp } = poll.toChannelData();
if (typeof timestamp !== 'number' || isNaN(timestamp))
assert.fail(`Unexpected timestamp: ${timestamp}`);
if (Math.abs(timestamp - now) > 1000)
assert.fail(`Unexpected timestamp: ${timestamp}`);
});
});
});