    @Test
    public void shouldReturnSongsOfChannel() throws Exception {

        songsGateway.querySongsByChannelId(ReportType.NEXT_QUEUE, "1", 10, ChannelConstantIds.PRIVATE_CHANNEL,BitRate.HIGH, new Callback());
        apiGateway.simulateTextResponse(200, TestResponses.ROCK_CHANNELS_SONGS_JSON, null);
        assertNotNull(Douban.songs);
        assertThat(Douban.songs.size(), equalTo(2));
        assertThat(Douban.songs.get(0).aid, equalTo("25779410"));
    }