user2 = lastFmDao.getLastFmUser(USER2);
Track track1 = new Track("Frank Ocean", "Lost"),
track2 = new Track("Kate Bush", "Cloudbusting"),
track3 = new Track("Adele", "Skyfall"),
track4 = new Track("Kath Bloom", "Fall Again");
File f1, f2, f3, f4;
deleteLovedAndStarredTracks();
submitFile(additionDao, asList(f1 = getFile(track1), f2 = getFile(track2),
f3 = getFile(track3), f4 = getFile(track4)));
int track1Id = browserDao.getTrackId(f1),