Add tests for emoji utils

app/gabsocial/utils/__tests__/emoji_reacts-test.js

@@ -2,7 +2,9 @@ import {
   sortEmoji,
   mergeEmojiFavourites,
   filterEmoji,
+  oneEmojiPerAccount,
   reduceEmoji,
+  getReactForStatus,
 } from '../emoji_reacts';
 import { fromJS } from 'immutable';
 
@@ -114,3 +116,41 @@ describe('reduceEmoji', () => {
     });
   });
 });
+
+describe('oneEmojiPerAccount', () => {
+  it('reduces to one react per account', () => {
+    const emojiReacts = fromJS([
+      // Sorted
+      { 'count': 20, 'me': true,  'name': '👍', accounts: [{ id: '1' }, { id: '2' }] },
+      { 'count': 15, 'me': true,  'name': '❤', accounts: [{ id: '1' }, { id: '2' }] },
+      { 'count': 7,  'me': true,  'name': '😯', accounts: [{ id: '1' }] },
+      { 'count': 7,  'me': false, 'name': '😂', accounts: [{ id: '3' }] },
+    ]);
+    expect(oneEmojiPerAccount(emojiReacts)).toEqual(fromJS([
+      { 'count': 20, 'me': true,  'name': '👍', accounts: [{ id: '1' }, { id: '2' }] },
+      { 'count': 7,  'me': false, 'name': '😂', accounts: [{ id: '3' }] },
+    ]));
+  });
+});
+
+describe('getReactForStatus', () => {
+  it('returns a single owned react (including favourite) for the status', () => {
+    const status = fromJS({
+      favourited: false,
+      pleroma: {
+        emoji_reactions: [
+          { 'count': 20, 'me': false, 'name': '👍' },
+          { 'count': 15, 'me': true,  'name': '❤' },
+          { 'count': 7,  'me': true,  'name': '😯' },
+          { 'count': 7,  'me': false, 'name': '😂' },
+        ],
+      },
+    });
+    expect(getReactForStatus(status)).toEqual('❤');
+  });
+
+  it('returns a thumbs-up for a favourite', () => {
+    const status = fromJS({ favourited: true });
+    expect(getReactForStatus(status)).toEqual('👍');
+  });
+});

app/gabsocial/utils/emoji_reacts.js

@@ -30,6 +30,10 @@ export const mergeEmojiFavourites = (emojiReacts, favouritesCount) => {
   }
 };
 
+export const oneEmojiPerAccount = emojiReacts => {
+  return; // TODO
+};
+
 export const filterEmoji = emojiReacts => (
   emojiReacts.filter(emojiReact => (
     ALLOWED_EMOJI.includes(emojiReact.get('name'))
@@ -39,3 +43,7 @@ export const reduceEmoji = (emojiReacts, favouritesCount) => (
   sortEmoji(filterEmoji(mergeEmoji(mergeEmojiFavourites(
     emojiReacts, favouritesCount
   )))));
+
+export const getReactForStatus = status => {
+  return; // TODO
+};