public async Task WeatherForecastService_ShouldBeCalled_WhenHandlingGetForecastsQuery()
{
//Arrange
var summary = _summariesService.GetSummary(Arg.Any <int>());
_weatherForecastService
.GetMultipleAsync(Arg.Any <int>(), Arg.Any <CancellationToken>())
.Returns(new List <WeatherForecast>
{
new(DateTime.UtcNow, 23, summary)
});
public WeatherForecastServiceTests()
{
_summariesService = Substitute.For <ISummariesService>();
_summariesService
.GetCount()
.Returns(5);
_summariesService
.GetSummary(Arg.Any <int>())
.Returns(SummaryText.From("Fake Summary"));
}
public async Task <IEnumerable <WeatherForecast> > GetMultipleAsync(int requestNumberOfRecords, CancellationToken cancellationToken)
{
var summariesCount = _summariesService.GetCount();
var rng = new Random();
var result = Enumerable.Range(1, requestNumberOfRecords).Select(index =>
new WeatherForecast(
DateTime.Now.AddDays(index),
rng.Next(-20, 55),
_summariesService.GetSummary(rng.Next(summariesCount)
)))
.ToArray();
return(await Task.FromResult(result));
}