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// @flow
import { sortAndGroupMessages } from '../group-messages';
// TODO: FIXME
type Message = Object;
// 01.01.2017
const FIRST_JAN = 1483225200000;
const createMessage = ({
timestamp,
body,
authorId,
id,
}: {
timestamp?: Date,
body?: string,
authorId?: string,
id?: string | number,
}): Message => ({
id: id || 'whatever',
timestamp: timestamp || new Date(FIRST_JAN),
content: {
body: body || 'Hey',
},
author: {
user: {
id: authorId || 'asdf123',
},
},
messageType: 'text',
});
const filterRobo = messageGroups =>
messageGroups.filter(group => group[0].author.user.id !== 'robo');
it('should sort messages by timestamp', () => {
const one = createMessage({
timestamp: new Date(FIRST_JAN - 10000),
body: 'First',
});
const two = createMessage({
timestamp: new Date(FIRST_JAN),
body: 'Second',
});
const messages = [two, one];
expect(filterRobo(sortAndGroupMessages(messages))).toEqual([[one, two]]);
});
it('should group messages by author', () => {
const one = createMessage({
authorId: 'first',
});
const two = createMessage({
authorId: 'first',
});
const three = createMessage({
authorId: 'second',
});
const four = createMessage({
authorId: 'first',
});
const messages = [one, two, three, four];
expect(filterRobo(sortAndGroupMessages(messages))).toEqual([
[one, two],
[three],
[four],
]);
});
it('should add a timestamp above the first message', () => {
const timestamp = new Date(FIRST_JAN);
const messages = [createMessage({ timestamp })];
expect(sortAndGroupMessages(messages)).toMatchSnapshot();
});
const SEVEN_HOURS = 25200000;
it("should add a timestamp between two messages if there's more than six hours between them", () => {
const first = createMessage({
timestamp: new Date(FIRST_JAN),
});
const second = createMessage({
timestamp: new Date(FIRST_JAN + SEVEN_HOURS),
});
const messages = [first, second];
const result = sortAndGroupMessages(messages);
// Should have three message groups, two robo texts + two groups
expect(result).toHaveLength(4);
// Expect a robo text timestamp to be between the message groups
expect(result[2][0].author.user.id).toEqual('robo');
});
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