public void ThenOnlyOneParameterInTheSetIsSetToTakeItsValueFromThePipeline()
{
var parameterSet = this.GetTestingParameterSet();
ParameterHouse valueFromPipeline = null;
foreach (var parameterHouse in parameterSet)
{
if (parameterHouse.Parameter.ValueFromPipeline)
{
if (valueFromPipeline.IsNotNull())
{
Assert.Fail("The parameter '{0}' is attempting to accept its value from the pipeline for this parameter set but the parameter '{1}' has already done so.",
parameterHouse.FullName,
valueFromPipeline.FullName);
}
else
{
valueFromPipeline = parameterHouse;
}
}
}
}
