public void GetRadioChannels_Returns_List_of_RadioChannel() { // Arrange var radioChannelsReference = new List <RadioChannel>() { new RadioChannel() { Id = 1026, Url = "http://192.168.1.1/radio2.m3u8" }, new RadioChannel() { Id = 1027, Url = "http://192.168.1.1/radio3.m3u8" }, }; var miioDevice = new Mock <IMiioTransport>(); var msg = "{\"result\":{\"chs\":[" + "{\"id\":1025,\"type\":0,\"url\":\"http://192.168.1.1/radio1.m3u8\"}," + "{\"id\":1026,\"type\":0,\"url\":\"http://192.168.1.1/radio2.m3u8\"}," + "{\"id\":1027,\"type\":0,\"url\":\"http://192.168.1.1/radio3.m3u8\"}," + "]}}"; miioDevice.Setup(x => x.SendMessage(It.IsAny <string>())).Returns(msg); var miioGateway = new MiioGateway(miioDevice.Object); // Act var radioChannels = miioGateway.GetRadioChannels(); // Assert miioDevice.Verify(x => x.SendMessage("{\"id\": 1, \"method\": \"get_channels\", \"params\": {\"start\":0}}"), Times.Once()); Assert.Equal(radioChannelsReference, radioChannels); }