public async Task ReturnWallet_When_PassedCorrectParams()
{
//Arrange
contextOptions = new DbContextOptionsBuilder <ItsAllAboutTheGameDbContext>()
.UseInMemoryDatabase(databaseName: "ReturnWallet_When_PassedCorrectParams")
.Options;
foreignExchangeServiceMock = new Mock <IForeignExchangeService>();
dateTimeProvider = new DateTimeProvider();
//Act & Assert
using (var actContext = new ItsAllAboutTheGameDbContext(contextOptions))
{
var walletService = new WalletService(actContext, foreignExchangeServiceMock.Object, dateTimeProvider);
var walletToCreate = await walletService.CreateUserWallet(Currency.GBP);
Assert.IsInstanceOfType(walletToCreate, typeof(Wallet));
}
}