public static async Task <SingleResult <T> > TryGetSingle <T>(this IAcceptanceTestInfrastructureProvider provider, string url, Predicate <T> condition = null, string instanceName = Settings.DEFAULT_SERVICE_NAME) where T : class
{
if (condition == null)
{
condition = _ => true;
}
var response = await provider.GetInternal <List <T> >(url, instanceName);
T item = null;
if (response != null)
{
var items = response.Where(i => condition(i)).ToList();
if (items.Count > 1)
{
throw new InvalidOperationException("More than one matching element found");
}
item = items.SingleOrDefault();
}
if (item != null)
{
return(SingleResult <T> .New(item));
}
return(SingleResult <T> .Empty);
}
public static async Task <SingleResult <T> > TryGet <T>(this IAcceptanceTestInfrastructureProvider provider, string url, Func <T, Task <bool> > condition, string instanceName = Settings.DEFAULT_SERVICE_NAME) where T : class
{
var response = await provider.GetInternal <T>(url, instanceName).ConfigureAwait(false);
if (response == null || !await condition(response).ConfigureAwait(false))
{
return(SingleResult <T> .Empty);
}
return(SingleResult <T> .New(response));
}
public static async Task <ManyResult <T> > TryGetMany <T>(this IAcceptanceTestInfrastructureProvider provider, string url, Predicate <T> condition = null, string instanceName = Settings.DEFAULT_SERVICE_NAME) where T : class
{
if (condition == null)
{
condition = _ => true;
}
var response = await provider.GetInternal <List <T> >(url, instanceName).ConfigureAwait(false);
if (response == null || !response.Any(m => condition(m)))
{
return(ManyResult <T> .Empty);
}
return(ManyResult <T> .New(true, response));
}
public static async Task <SingleResult <T> > TryGet <T>(this IAcceptanceTestInfrastructureProvider provider, string url, Predicate <T> condition = null) where T : class
{
if (condition == null)
{
condition = _ => true;
}
var response = await provider.GetInternal <T>(url).ConfigureAwait(false);
if (response == null || !condition(response))
{
return(SingleResult <T> .Empty);
}
return(SingleResult <T> .New(response));
}