using System;
using System.Threading.Tasks;
using MonkeyCache.FileStore;
using Newtonsoft.Json;
using NSubstitute;
using NSubstitute.ExceptionExtensions;
using NUnit.Framework;
using ShareeBike.Model.Services.CopriApi;
using ShareeBike.Repository;
using ShareeBike.Repository.Exception;
using ShareeBike.Repository.Response;
using ShareeBike.Repository.Response.Stations;
using ShareeBike.Services.CopriApi;

namespace SharedBusinessLogic.Tests.Fixtures.ObjectTests.Connector
{
	[TestFixture]
	public class TestCopriProviderHttps
	{
		private const string BIKESAVAILABLE = @"{
              ""copri_version"" : ""4.1.0.0"",
              ""bikes"" : {},
              ""response_state"" : ""OK"",
              ""apiserver"" : ""https://app.tink-konstanz.de"",
              ""authcookie"" : """",
              ""response"" : ""bikes_available"",
            ""bikes"" : {
                                ""2352"" : {
                                ""description"" : ""Cargo Long"",
                                ""state"" : ""available"",
                                ""bike"" : ""1"",
                                ""gps"" : { ""latitude"": ""47.669888"", ""longitude"": ""9.167749"" },
                                ""station"" : ""9""
                                }
            }
        }";

		private const string BIKESOCCUPIED = @"{
          ""authcookie"" : ""6103_f782a208d9399291ba8d086b5dcc2509_12345678"",
          ""debuglevel"" : ""2"",
          ""user_group"" : [ ""ShareeBike"" ],
          ""user_id"" : ""javaminister@gmail.com"",
          ""response"" : ""user_bikes_occupied"",
          ""response_state"" : ""OK"",
          ""response_text"" : ""Die Liste der reservierten und gebuchten Fahrräder wurde erfolgreich geladen"",
          ""apiserver"" : ""https://tinkwwp.copri-bike.de"",
          ""bikes_occupied""  : {
             ""89004"" : {
                ""start_time"" : ""2018-01-27 17:33:00.989464+01"",
                ""station"" : ""9"",
                ""unit_price"" : ""2.00"",
                ""tariff_description"": {
                            ""free_hours"" : ""0.5"",
                            ""name"" : ""ShareeBike Tarif"",
                           ""max_eur_per_day"" : ""9.00""
                },                
                ""timeCode"" : ""2061"",
                ""description"" : ""Cargo Long"",
                ""bike"" : ""4"",
                ""total_price"" : ""20.00"",
                ""state"" : ""requested"",
                ""real_hours"" : ""66.05"",
                ""bike_group"" : [ ""ShareeBike"" ],
                ""now_time"" : ""2018-01-30 11:36:45"",
                ""request_time"" : ""2018-01-27 17:33:00.989464+01"",
                ""computed_hours"" : ""10.0""
              }
            }
        }";

		private const string STATIONSALL = @"{
              ""copri_version"" : ""4.1.0.0"",
              ""stations"" : {
                 ""5"" : {
                    ""station"" : ""5"",
                    ""bike_soll"" : ""0"",
                    ""bike_ist"" : ""7"",
                    ""station_group"" : [ ""ShareeBike"" ],
                    ""gps"" : { ""latitude"": ""47.66756"", ""longitude"": ""9.16477"" },
                    ""state"" : ""available"",
                    ""description"" : """"
                 },
                 ""13"" : {
                    ""station"" : ""13"",
                    ""bike_soll"" : ""4"",
                    ""bike_ist"" : ""1"",
                    ""station_group"" : [ ""ShareeBike"" ],
                    ""gps"" : { ""latitude"": ""47.657756"", ""longitude"": ""9.176084"" },
                    ""state"" : ""available"",
                    ""description"" : """"
                 },
                 ""30"" : {
                    ""station"" : ""30"",
                    ""bike_soll"" : ""5"",
                    ""bike_ist"" : ""0"",
                    ""station_group"" : [ ""ShareeBike"", ""Citybike"" ],
                    ""gps"" : { ""latitude"": ""47.657766"", ""longitude"": ""9.176094"" },
                    ""state"" : ""available"",
                    ""description"" : ""Test für Stadtradstation""
                 }
        },
				""bikes_occupied"" : {},
              ""user_group"" : [ ""Citybike"", ""ShareeBike"" ],
              ""response_state"" : ""OK"",
              ""authcookie"" : ""6103_f782a208d9399291ba8d086b5dcc2509_12345678"",
              ""debuglevel"" : ""2"",
              ""response"" : ""stations_all"",
              ""user_id"" : ""javaminister@gmail.com"",
              ""apiserver"" : ""https://tinkwwp.copri-bike.de""
        }";

		[Test]
		public async Task TestGetBikesAvailable_NotExpired()
		{
			var cache = Substitute.For<ICopriCache>();
			var https = Substitute.For<ICopriServer>();

			cache.IsBikesAvailableExpired.Returns(false);
			cache.GetBikesAvailableAsync().Returns(Task.Run(() => JsonConvert.DeserializeObject<BikesAvailableResponse>(BIKESAVAILABLE)));

			var provider = new CopriProviderHttps(
				new Uri("http://1.2.3.4"),
				"123", // Merchant id
				new AppContextInfo("oiF2kahH", "sharee.bike.test", new Version(3, 0, 267)), // User agent
				null /*UI language */,
				sessionCookie: "456",
				cacheServer: cache,
				httpsServer: https);

			var bikes = await provider.GetBikesAvailable();

			Assert.That(bikes.Response.bikes.Count, Is.EqualTo(1));
			Assert.That(bikes.Source.Name, Is.EqualTo(typeof(CopriCallsMonkeyStore).Name));
			Assert.That(bikes.Exception, Is.Null);
		}


		[Test]
		public async Task TestGetBikesAvailable_ExpiredForceCache()
		{
			var cache = Substitute.For<ICopriCache>();
			var https = Substitute.For<ICopriServer>();

			cache.IsBikesAvailableExpired.Returns(true);
			cache.GetBikesAvailableAsync().Returns(Task.Run(() => JsonConvert.DeserializeObject<BikesAvailableResponse>(BIKESAVAILABLE)));

			var provider = new CopriProviderHttps(
				new Uri("http://1.2.3.4"),
				"123",
				new AppContextInfo("oiF2kahH", "sharee.bike.test", new Version(3, 0, 267)),
				null /*UI language */,
				cacheServer: cache,
				httpsServer: https);

			var bikes = await provider.GetBikesAvailable(true);

			Assert.That(bikes.Response.bikes.Count, Is.EqualTo(1));
			Assert.That(bikes.Source.Name, Is.EqualTo(typeof(CopriCallsMonkeyStore).Name));
			Assert.That(bikes.Exception, Is.Null);
		}

		[Test]
		public async Task TestGetBikesAvailable_Expired()
		{
			var cache = Substitute.For<ICopriCache>();
			var https = Substitute.For<ICopriServer>();

			cache.IsBikesAvailableExpired.Returns(true);
			https.GetBikesAvailableAsync().Returns(Task.Run(() => JsonConvert.DeserializeObject<BikesAvailableResponse>(BIKESAVAILABLE)));

			var provider = new CopriProviderHttps(
				new Uri("http://1.2.3.4"),
				"123",
				new AppContextInfo("oiF2kahH", "sharee.bike.test", new Version(3, 0, 267)),
				null /*UI language */,
				cacheServer: cache,
				httpsServer: https);

			var bikes = await provider.GetBikesAvailable();

			Assert.That(bikes.Response.bikes.Count, Is.EqualTo(1));
			Assert.That(bikes.Source.Name, Is.EqualTo(typeof(CopriCallsHttps).Name));
			Assert.That(bikes.Exception, Is.Null);
		}

		[Test]
		public async Task TestGetBikesAvailable_Exception()
		{
			var cache = Substitute.For<ICopriCache>();
			var https = Substitute.For<ICopriServer>();

			cache.IsBikesAvailableExpired.Returns(true);
			cache.GetBikesAvailableAsync().Returns(Task.Run(() => JsonConvert.DeserializeObject<BikesAvailableResponse>(BIKESAVAILABLE)));
			https.GetBikesAvailableAsync().Returns<BikesAvailableResponse>(x => { throw new WebConnectFailureException("Bang...", new System.Exception()); });

			var provider = new CopriProviderHttps(
				new Uri("http://1.2.3.4"),
				"123",
				new AppContextInfo("oiF2kahH", "sharee.bike.test", new Version(3, 0, 267)),
				null /*UI language */,
				cacheServer: cache,
				httpsServer: https);

			var bikes = await provider.GetBikesAvailable();

			Assert.That(bikes.Response.bikes.Count, Is.EqualTo(1));
			Assert.That(bikes.Source.Name, Is.EqualTo(typeof(CopriCallsMonkeyStore).Name));
			Assert.That(bikes.Exception.Message, Is.EqualTo("Bang..."));
		}

		[Test]
		public async Task TestGetBikesOccupied_NotExpired()
		{
			var cache = Substitute.For<ICopriCache>();
			var https = Substitute.For<ICopriServer>();

			cache.IsBikesOccupiedExpired.Returns(false);
			cache.GetBikesOccupiedAsync().Returns(Task.Run(() => JsonConvert.DeserializeObject<BikesReservedOccupiedResponse>(BIKESOCCUPIED)));

			var provider = new CopriProviderHttps(
				new Uri("http://1.2.3.4"),
				"12345678", // Merchant id
				new AppContextInfo("oiF2kahH", "sharee.bike.test", new Version(3, 0, 267)), // User agent
				null /*UI language */,
				sessionCookie: "f782a208d9399291ba8d086b5dcc2509",
				cacheServer: cache,
				httpsServer: https);

			var bikes = await provider.GetBikesOccupied();

			Assert.That(bikes.Response.bikes_occupied.Count, Is.EqualTo(1));
			Assert.That(bikes.Source.Name, Is.EqualTo(typeof(CopriCallsMonkeyStore).Name));
			Assert.That(bikes.Exception, Is.Null);
		}

		[Test]
		public async Task TestGetBikesOccupied_ExpiredForceCache()
		{
			var cache = Substitute.For<ICopriCache>();
			var https = Substitute.For<ICopriServer>();

			cache.IsBikesOccupiedExpired.Returns(true);
			cache.GetBikesOccupiedAsync().Returns(Task.Run(() => JsonConvert.DeserializeObject<BikesReservedOccupiedResponse>(BIKESOCCUPIED)));

			var provider = new CopriProviderHttps(
				new Uri("http://1.2.3.4"),
				"12345678", // Merchant id
				new AppContextInfo("oiF2kahH", "sharee.bike.test", new Version(3, 0, 267)), // User agent
				null /*UI language */,
				sessionCookie: "f782a208d9399291ba8d086b5dcc2509",
				cacheServer: cache,
				httpsServer: https);

			var bikes = await provider.GetBikesOccupied(true);

			Assert.That(bikes.Response.bikes_occupied.Count, Is.EqualTo(1));
			Assert.That(bikes.Source.Name, Is.EqualTo(typeof(CopriCallsMonkeyStore).Name));
			Assert.That(bikes.Exception, Is.Null);
		}

		[Test]
		public async Task TestGetBikesOccupied_Expired()
		{
			var cache = Substitute.For<ICopriCache>();
			var https = Substitute.For<ICopriServer>();

			cache.IsBikesOccupiedExpired.Returns(true);
			https.GetBikesOccupiedAsync().Returns(Task.Run(() => JsonConvert.DeserializeObject<BikesReservedOccupiedResponse>(BIKESOCCUPIED)));

			var provider = new CopriProviderHttps(
				new Uri("http://1.2.3.4"),
				"12345678", // Merchant id
				new AppContextInfo("oiF2kahH", "sharee.bike.test", new Version(3, 0, 267)), // User agent
				null /*UI language */,
				sessionCookie: "f782a208d9399291ba8d086b5dcc2509",
				cacheServer: cache,
				httpsServer: https);

			var bikes = await provider.GetBikesOccupied();

			Assert.That(bikes.Response.bikes_occupied.Count, Is.EqualTo(1));
			Assert.That(bikes.Source.Name, Is.EqualTo(typeof(CopriCallsHttps).Name));
			Assert.That(bikes.Exception, Is.Null);
		}

		[Test]
		public async Task TestGetBikesOccupied_Exception()
		{
			var cache = Substitute.For<ICopriCache>();
			var https = Substitute.For<ICopriServer>();

			cache.IsBikesOccupiedExpired.Returns(true);
			cache.GetBikesOccupiedAsync().Returns(Task.Run(() => JsonConvert.DeserializeObject<BikesReservedOccupiedResponse>(BIKESOCCUPIED)));
			https.GetBikesOccupiedAsync().Returns<BikesReservedOccupiedResponse>(x => { throw new WebConnectFailureException("Bang...", new System.Exception()); });

			var provider = new CopriProviderHttps(
				new Uri("http://1.2.3.4"),
				"12345678", // Merchant id
				new AppContextInfo("oiF2kahH", "sharee.bike.test", new Version(3, 0, 267)), // User agent
				null /*UI language */,
				sessionCookie: "f782a208d9399291ba8d086b5dcc2509",
				cacheServer: cache,
				httpsServer: https);

			var bikes = await provider.GetBikesOccupied();

			Assert.That(bikes.Response.bikes_occupied.Count, Is.EqualTo(1));
			Assert.That(bikes.Source.Name, Is.EqualTo(typeof(CopriCallsMonkeyStore).Name));
			Assert.That(bikes.Exception.Message, Is.EqualTo("Bang..."));
		}

		[Test]
		public async Task TestGetStations_NotExpired()
		{
			var cache = Substitute.For<ICopriCache>();
			var https = Substitute.For<ICopriServer>();

			cache.IsStationsExpired.Returns(false);
			cache.GetStationsAsync().Returns(Task.Run(() => JsonConvert.DeserializeObject<StationsAvailableResponse>(STATIONSALL)));

			var provider = new CopriProviderHttps(
				new Uri("http://1.2.3.4"),
				"123", // Merchant id
				new AppContextInfo("oiF2kahH", "sharee.bike.test", new Version(3, 0, 267)), // User agent
				null /*UI language */,
				sessionCookie: "456", // cookie
				cacheServer: cache,
				httpsServer: https);

			var stations = await provider.GetStations();

			Assert.That(stations.Response.stations.Count, Is.EqualTo(3));
			Assert.That(stations.Source.Name, Is.EqualTo(typeof(CopriCallsMonkeyStore).Name));
			Assert.That(stations.Exception, Is.Null);
		}

		[Test]
		public async Task TestGetStations_ExpiredForceCache()
		{
			var cache = Substitute.For<ICopriCache>();
			var https = Substitute.For<ICopriServer>();

			cache.IsStationsExpired.Returns(true);
			cache.GetStationsAsync().Returns(Task.Run(() => JsonConvert.DeserializeObject<StationsAvailableResponse>(STATIONSALL)));

			var provider = new CopriProviderHttps(
				new Uri("http://1.2.3.4"),
				"123",
				new AppContextInfo("oiF2kahH", "sharee.bike.test", new Version(3, 0, 267)),
				null /*UI language */,
				cacheServer: cache,
				httpsServer: https);

			var stations = await provider.GetStations(true);

			Assert.That(stations.Response.stations.Count, Is.EqualTo(3));
			Assert.That(stations.Source.Name, Is.EqualTo(typeof(CopriCallsMonkeyStore).Name));
			Assert.That(stations.Exception, Is.Null);
		}

		[Test]
		public async Task TestGetStations_Expired()
		{
			var cache = Substitute.For<ICopriCache>();
			var https = Substitute.For<ICopriServer>();

			cache.IsStationsExpired.Returns(true);
			https.GetStationsAsync().Returns(Task.Run(() => JsonConvert.DeserializeObject<StationsAvailableResponse>(STATIONSALL)));

			var provider = new CopriProviderHttps(
				new Uri("http://1.2.3.4"),
				"123",
				new AppContextInfo("oiF2kahH", "sharee.bike.test", new Version(3, 0, 267)),
				null /*UI language */,
				cacheServer: cache,
				httpsServer: https);

			var stations = await provider.GetStations();

			Assert.That(stations.Response.stations.Count, Is.EqualTo(3));
			Assert.That(stations.Source.Name, Is.EqualTo(typeof(CopriCallsHttps).Name));
			Assert.That(stations.Exception, Is.Null);
		}

		[Test]
		public async Task TestGetStations_Exception()
		{
			var cache = Substitute.For<ICopriCache>();
			var https = Substitute.For<ICopriServer>();

			cache.IsStationsExpired.Returns(true);
			cache.GetStationsAsync().Returns(Task.Run(() => JsonConvert.DeserializeObject<StationsAvailableResponse>(STATIONSALL)));
			https.GetStationsAsync().Returns<StationsAvailableResponse>(x => { throw new WebConnectFailureException("Bang...", new System.Exception()); });

			var provider = new CopriProviderHttps(
				new Uri("http://1.2.3.4"),
				"123",
				new AppContextInfo("oiF2kahH", "sharee.bike.test", new Version(3, 0, 267)),
				null /*UI language */,
				cacheServer: cache,
				httpsServer: https);

			var stations = await provider.GetStations();

			Assert.That(stations.Response.stations.Count, Is.EqualTo(3));
			Assert.That(stations.Source.Name, Is.EqualTo(typeof(CopriCallsMonkeyStore).Name));
			Assert.That(stations.Exception.Message, Is.EqualTo("Bang..."));
		}

		[Test]
		public async Task Test_AddToCache_Stations()
		{
			if (string.IsNullOrEmpty(Barrel.ApplicationId))
			{
				Barrel.ApplicationId = System.Reflection.Assembly.GetExecutingAssembly().GetName().Name;
			}

			Barrel.Current.EmptyAll();

			var provider = new CopriProviderHttps(
				new Uri("http://1.2.3.4"),
				"123456789",
				new AppContextInfo("oiF2kahH", "sharee.bike.test", new Version(3, 0, 267)),
				null /*UI language */);

			var stations = await provider.GetStations(true);
			Assert.That(stations.Response.stations.Count, Is.EqualTo(0));

			try
			{
				// Do not add if an exception occurred
				provider.AddToCache(new Result<StationsAvailableResponse>(typeof(CopriCallsHttps), JsonConvert.DeserializeObject<StationsAvailableResponse>(STATIONSALL), new GeneralData(), new System.Exception("Bang...")));
				stations = await provider.GetStations(true);
				Assert.That(stations.Response.stations.Count, Is.EqualTo(0));

				// Do not add if results from cache
				provider.AddToCache(new Result<StationsAvailableResponse>(typeof(CopriCallsMonkeyStore), JsonConvert.DeserializeObject<StationsAvailableResponse>(STATIONSALL), new GeneralData()));
				stations = await provider.GetStations(true);
				Assert.That(stations.Response.stations.Count, Is.EqualTo(0));

				// Add result
				provider.AddToCache(new Result<StationsAvailableResponse>(typeof(CopriCallsHttps), JsonConvert.DeserializeObject<StationsAvailableResponse>(STATIONSALL), new GeneralData()));
				stations = await provider.GetStations(true);
				Assert.That(stations.Response.stations.Count, Is.EqualTo(3));
			}
			finally
			{
				Barrel.Current.EmptyAll();
			}
		}

		[Test]
		public void Test_AddToCache()
		{
			var cache = Substitute.For<ICopriCache>();

			var provider = new CopriProviderHttps(
				new Uri("https://copri.net"),
				"MerchId",
				new AppContextInfo("MerchId", "Name", new Version()),
				"de-de",
				cacheServer: cache);

			var uri = new Uri("https://Myserver.com");
			var station = "MyStation";
			var bike = "MyBike";

			var result = new Result<BikesAvailableResponse>(typeof(CopriCallsHttps),
					JsonConvert.DeserializeObject<BikesAvailableResponse>(BIKESAVAILABLE),
					new GeneralData());

			provider.AddToCache(result, uri, station, bike);

			cache.Received().AddToCache(result.Response, uri, station, bike);
		}

		[Test]
		public async Task Test_AddToCache_BikesAvailable()
		{
			if (string.IsNullOrEmpty(Barrel.ApplicationId))
			{
				Barrel.ApplicationId = System.Reflection.Assembly.GetExecutingAssembly().GetName().Name;
			}

			var provider = new CopriProviderHttps(
				new Uri("http://1.2.3.4"),
				"123456789",
				new AppContextInfo("oiF2kahH", "sharee.bike.test", new Version(3, 0, 267)),
				null /*UI language */);

			var bikes = await provider.GetBikesAvailable(true);
			Assert.That(bikes.Response.bikes.Count, Is.EqualTo(0));

			try
			{
				// Do not add if an exception occurred
				provider.AddToCache(
					new Result<BikesAvailableResponse>(typeof(CopriCallsHttps),
					JsonConvert.DeserializeObject<BikesAvailableResponse>(BIKESAVAILABLE),
					new GeneralData(),
					new System.Exception("Bang...")),
					stationId: "9");
				bikes = await provider.GetBikesAvailable(true, stationId: "9");
				Assert.That(bikes.Response.bikes.Count, Is.EqualTo(0));

				// Do not add if results from cache
				provider.AddToCache(new Result<BikesAvailableResponse>(
					typeof(CopriCallsMonkeyStore),
					JsonConvert.DeserializeObject<BikesAvailableResponse>(BIKESAVAILABLE),
					new GeneralData()),
					stationId: "9");
				bikes = await provider.GetBikesAvailable(true, stationId: "9");
				Assert.That(bikes.Response.bikes.Count, Is.EqualTo(0));

				// Add result
				provider.AddToCache(
					new Result<BikesAvailableResponse>(typeof(CopriCallsHttps),
					JsonConvert.DeserializeObject<BikesAvailableResponse>(BIKESAVAILABLE),
					new GeneralData()),
					stationId: "9");

				bikes = await provider.GetBikesAvailable(true, stationId: "9");
				Assert.That(bikes.Response.bikes.Count, Is.EqualTo(1));
			}
			finally
			{
				Barrel.Current.EmptyAll();
			}
		}

		[Test]
		public async Task Test_AddToCache_BikesOccupied()
		{
			if (string.IsNullOrEmpty(Barrel.ApplicationId))
			{
				Barrel.ApplicationId = System.Reflection.Assembly.GetExecutingAssembly().GetName().Name;
			}

			var provider = new CopriProviderHttps(
				new Uri("http://1.2.3.4"),
				"123456789",
				new AppContextInfo("oiF2kahH", "sharee.bike.test", new Version(3, 0, 267)), // User agent
				null /* language */,
				sessionCookie: "876");

			var bikes = await provider.GetBikesOccupied(true);
			Assert.That(bikes.Response.bikes_occupied.Count, Is.EqualTo(0));

			try
			{
				// Do not add if an exception occurred
				provider.AddToCache(new Result<BikesReservedOccupiedResponse>(typeof(CopriCallsHttps), JsonConvert.DeserializeObject<BikesReservedOccupiedResponse>(BIKESOCCUPIED), new GeneralData(), new System.Exception("Bang...")));
				bikes = await provider.GetBikesOccupied(true);
				Assert.That(bikes.Response.bikes_occupied.Count, Is.EqualTo(0));

				// Do not add if results from cache
				provider.AddToCache(new Result<BikesReservedOccupiedResponse>(typeof(CopriCallsMonkeyStore), JsonConvert.DeserializeObject<BikesReservedOccupiedResponse>(BIKESOCCUPIED), new GeneralData()));
				bikes = await provider.GetBikesOccupied(true);
				Assert.That(bikes.Response.bikes_occupied.Count, Is.EqualTo(0));

				// Add result
				provider.AddToCache(new Result<BikesReservedOccupiedResponse>(typeof(CopriCallsHttps), JsonConvert.DeserializeObject<BikesReservedOccupiedResponse>(BIKESOCCUPIED), new GeneralData()));
				bikes = await provider.GetBikesOccupied(true);
				Assert.That(bikes.Response.bikes_occupied.Count, Is.EqualTo(1));
			}
			finally
			{
				Barrel.Current.EmptyAll();
			}
		}

		/// <summary>
		/// Verify that cache updating functionality is called correctly.
		/// </summary>
		[Test]
		public async Task TestDoReserveAsync()
		{
			var cache = Substitute.For<ICopriCache>();
			var https = Substitute.For<ICopriServer>();

			var provider = new CopriProviderHttps(
				new Uri("https://copri.net"),
				"MerchId",
				new AppContextInfo("MerchId", "Name", new Version()),
				"de-de",
				cacheServer: cache,
				httpsServer: https);

			var uri = new Uri("https://Myserver.com");
			const string bikeId = "BikeNr12";

			https.DoReserveAsync(bikeId, uri).Returns(Task.FromResult(JsonConvert.DeserializeObject<ReservationBookingResponse>(@"
			{
				bike : ""BikeNr12"",
				""bikes_occupied"" : {
					""BikeNr3"" : {
						""bike"" : ""BikeNr3"",
						""station"" : ""Freiburg City""
					},
					""BikeNr12"" : {
						""bike"" : ""BikeNr12"",
						""station"" : ""HomeSweetHome""
					}
				},
				""response_state"" : ""OK""
			}")));

			await provider.DoReserveAsync(bikeId, uri);

			cache.Received().Update(Arg.Is<BikeInfoReservedOrBooked>(x => x.station == "HomeSweetHome"));
		}

		/// <summary>
		/// Verify that cache updating functionality is not called in case of an exception being thrown.
		/// </summary>
		[Test]
		public void TestDoReserveAsyncException()
		{
			var cache = Substitute.For<ICopriCache>();
			var https = Substitute.For<ICopriServer>();

			var provider = new CopriProviderHttps(
				new Uri("https://copri.net"),
				"MerchId",
				new AppContextInfo("MerchId", "Name", new Version()),
				"de-de",
				cacheServer: cache,
				httpsServer: https);

			var uri = new Uri("https://Myserver.com");
			const string bikeId = "BikeNr12";

			https.DoReserveAsync(bikeId, uri).Throws(new System.Exception("Something went wrong..."));

			Assert.That(async() => await provider.DoReserveAsync(bikeId, uri), Throws.Exception);

			cache.DidNotReceive().Update(Arg.Any<BikeInfoReservedOrBooked>());
		}

		/// <summary>
		/// Verify that cache updating functionality is called correctly.
		/// </summary>
		[Test]
		public async Task TestDoBookAsyncAsync()
		{
			var cache = Substitute.For<ICopriCache>();
			var https = Substitute.For<ICopriServer>();

			var provider = new CopriProviderHttps(
				new Uri("https://copri.net"),
				"MerchId",
				new AppContextInfo("MerchId", "Name", new Version()),
				"de-de",
				cacheServer: cache,
				httpsServer: https);

			var uri = new Uri("https://Myserver.com");
			const string bikeId = "BikeNr12";

			https.DoBookAsync(uri, bikeId, new Guid(), 0).Returns(Task.FromResult(JsonConvert.DeserializeObject<ReservationBookingResponse>(@"
			{
				bike : ""BikeNr12"",
				""bikes_occupied"" : {
					""BikeNr3"" : {
						""bike"" : ""BikeNr3"",
						""station"" : ""Freiburg City""
					},
					""BikeNr12"" : {
						""bike"" : ""BikeNr12"",
						""station"" : ""HomeSweetHome""
					}
				},
				""response_state"" : ""OK""
			}")));

			await provider.DoBookAsync(uri, bikeId, new Guid(), 0);

			cache.Received().Update(Arg.Is<BikeInfoReservedOrBooked>(x => x.station == "HomeSweetHome"));
		}

		/// <summary>
		/// Verify that cache updating functionality is not called in case of an exception being thrown.
		/// </summary>
		[Test]
		public void TestDoBookAsyncAsyncException()
		{
			var cache = Substitute.For<ICopriCache>();
			var https = Substitute.For<ICopriServer>();

			var provider = new CopriProviderHttps(
				new Uri("https://copri.net"),
				"MerchId",
				new AppContextInfo("MerchId", "Name", new Version()),
				"de-de",
				cacheServer: cache,
				httpsServer: https);

			var uri = new Uri("https://Myserver.com");
			const string bikeId = "BikeNr12";

			https.DoBookAsync(uri, bikeId, new Guid(), 0).Throws(new System.Exception("Something went wrong..."));

			Assert.That(async () => await provider.DoBookAsync(uri, bikeId, new Guid(), 0), Throws.Exception);

			cache.DidNotReceive().Update(Arg.Any<BikeInfoReservedOrBooked>());
		}
	}
}