salix/back/methods/chat/spec/send.spec.js

const app = require('vn-loopback/server/server');

describe('chat sendMessage()', () => {
    it('should return a "Fake notification sent" as response', async() => {
        let ctx = {req: {accessToken: {userId: 1}}};
        let response = await app.models.Chat.sendMessage(ctx, '@salesPerson', 'I changed something');

        expect(response.statusCode).toEqual(200);
        expect(response.message).toEqual('Fake notification sent');
    });

    it('should not return a response', async() => {
        let ctx = {req: {accessToken: {userId: 18}}};
        let response = await app.models.Chat.sendMessage(ctx, '@salesPerson', 'I changed something');

        expect(response).toBeUndefined();
    });
});