[ExcludeFromCodeCoverage] // Unreachable defensive code
internal static void AssertNotStarted(TestOperationStatus status)
{
if (status != NotExecuted.Instance)
{
throw new InvalidOperationException(
$"Operation already started ({status?.GetType().Name})");
}
}
[ExcludeFromCodeCoverage] // Unreachable defensive code
private Waiting ExpectWaiting(TestOperationStatus status)
{
if (status is Waiting waiting)
{
return(waiting);
}
else
{
throw new InvalidOperationException(
$"Can not transition from {status.GetType().Name} to {this.GetType().Name}");
}
}