/// <inheritdoc/>
public object Create(Type type, Func <object, bool> condition = null)
{
object result = default;
try
{
_limiter.StallUntil(
() => result = Create(type, new RandomizerChainer(_faker, _gen, Create)),
() => condition?.Invoke(result) ?? true).Wait();
}
catch (AggregateException e)
{
if (e.InnerException is InsufficientExecutionStackException)
{
throw new InsufficientExecutionStackException(
$"Ran into infinite generation trying to randomize type '{type}'.");
}
else if (e.InnerException is TimeoutException)
{
throw new TimeoutException(
$"Could not create instance of type '{type}' matching condition.", e);
}
else if (e.InnerException is NotSupportedException)
{
throw e.InnerException;
}
else
{
throw new InvalidOperationException(
$"Encountered issue creating instance of type '{type}'.", e);
}
}
return(result);
}
/// <inheritdoc/>
public object Variant(Type type, object instance, params object[] extraInstances)
{
IEnumerable <object> values = (extraInstances ?? Enumerable.Empty <object>()).Prepend(instance);
object result = default;
try
{
_limiter.StallUntil(
() => result = _randomizer.Create(type),
() => values.All(o => !_valuer.Equals(result, o))).Wait();
}
catch (AggregateException e)
{
throw new TimeoutException($"Could not create different instance of type '{type}'.", e);
}
return(result);
}