signal-desktop/ts/test-both/reactions/preferredReactionEmoji_test.ts

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// Copyright 2021 Signal Messenger, LLC
// SPDX-License-Identifier: AGPL-3.0-only
import { assert } from 'chai';
import {
canBeSynced,
getPreferredReactionEmoji,
} from '../../reactions/preferredReactionEmoji';
describe('preferred reaction emoji utilities', () => {
describe('getPreferredReactionEmoji', () => {
const defaultsForSkinTone2 = ['❤️', '👍🏼', '👎🏼', '😂', '😮', '😢'];
it('returns the default set if passed a non-array', () => {
[undefined, null, '❤️👍🏼👎🏼😂😮😢'].forEach(input => {
assert.deepStrictEqual(
getPreferredReactionEmoji(input, 2),
defaultsForSkinTone2
);
});
});
it('returns the default set if passed an empty array', () => {
assert.deepStrictEqual(
getPreferredReactionEmoji([], 2),
defaultsForSkinTone2
);
});
it('falls back to defaults if passed an array that is too short', () => {
const input = ['✨', '❇️'];
const expected = ['✨', '❇️', '👎🏽', '😂', '😮', '😢'];
assert.deepStrictEqual(getPreferredReactionEmoji(input, 3), expected);
});
it('falls back to defaults when passed an array with some invalid values', () => {
const input = ['✨', 'invalid', '🎇', '🦈', undefined, ''];
const expected = ['✨', '👍🏼', '🎇', '🦈', '😮', '😢'];
assert.deepStrictEqual(getPreferredReactionEmoji(input, 2), expected);
});
it('returns a custom set if passed a valid value', () => {
const input = ['✨', '❇️', '🎇', '🦈', '💖', '🅿️'];
assert.deepStrictEqual(getPreferredReactionEmoji(input, 3), input);
});
it('only returns the first few emoji if passed a value that is too long', () => {
const expected = ['✨', '❇️', '🎇', '🦈', '💖', '🅿️'];
const input = [...expected, '💅', '💅', '💅', '💅'];
assert.deepStrictEqual(getPreferredReactionEmoji(input, 3), expected);
});
});
describe('canBeSynced', () => {
it('returns false for non-arrays', () => {
assert.isFalse(canBeSynced(undefined));
assert.isFalse(canBeSynced(null));
assert.isFalse(canBeSynced('❤️👍🏼👎🏼😂😮😢'));
});
it('returns false for arrays that are too long', () => {
assert.isFalse(canBeSynced(Array(21).fill('🦊')));
});
it('returns false for arrays that have items that are too long', () => {
const input = ['✨', '❇️', 'x'.repeat(21), '🦈', '💖', '🅿️'];
assert.isFalse(canBeSynced(input));
});
it('returns true for valid values', () => {
[
[],
['💅'],
['✨', '❇️', '🎇', '🦈', '💖', '🅿️'],
['this', 'array', 'has', 'no', 'emoji', 'but', "that's", 'okay'],
].forEach(input => {
assert.isTrue(canBeSynced(input));
});
});
});
});