public static AsyncStepSynchronizationContext InstallNew()
{
var ctx = new AsyncStepSynchronizationContext(Current ?? new SynchronizationContext());
SetSynchronizationContext(ctx);
return(ctx);
}
private async Task <CompositeStepContext> InvokeStepMethodAsync()
{
CompositeStepContext result;
var ctx = AsyncStepSynchronizationContext.InstallNew();
try
{
result = await _stepInvocation.Invoke(Context, PrepareParameters());
VerifyParameters();
}
catch (Exception e)
{
if (ScenarioExecutionException.TryWrap(e, out var wrapped))
{
throw wrapped;
}
throw;
}
finally
{
UpdateNameDetails();
ctx.RestoreOriginal();
await ctx.WaitForTasksAsync();
}
return(result);
}
private async Task RunStepAsync()
{
IStepResultDescriptor result;
var ctx = AsyncStepSynchronizationContext.InstallNew();
try
{
var args = PrepareArguments();
result = await _invocation.Invoke(Context, args);
VerifyArguments();
}
catch (Exception e)
{
if (ScenarioExecutionException.TryWrap(e, out var wrapped))
{
throw wrapped;
}
throw;
}
finally
{
UpdateNameDetails();
ctx.RestoreOriginal();
await ctx.WaitForTasksAsync();
}
await InvokeSubStepsAsync(result);
}
private async Task TimeMeasuredInvokeAsync()
{
var watch = ExecutionTimeWatch.StartNew();
var ctx = AsyncStepSynchronizationContext.InstallNew();
try
{
try
{
await _stepInvocation.Invoke(_scenarioContext, PrepareParameters());
}
finally
{
ctx.RestoreOriginal();
await ctx.WaitForTasksAsync();
}
}
finally
{
_result.SetExecutionTime(watch.GetTime());
}
}
public RunWithSelfDelegate(SendOrPostCallback callback, AsyncStepSynchronizationContext context)
{
_callback = callback;
_context = context;
}
