public UnitTestOutcome Execute()
{
this.RaiseStartEvent();
Logger.WriteLine("Executing unit test: " + this.ID);
int stepCount = 0;
UnitTestOutcome outcome = new UnitTestOutcome();
outcome.Test = this;
this.ExecutedConstructors = new ObservableCollection <string>();
AttributeConstructor.AttributeConstructorCompletedEvent += AttributeConstructor_AttributeConstructorCompletedEvent;
List <UnitTestStep> executedSteps = new List <UnitTestStep>();
try
{
Logger.IncreaseIndent();
TransactionOptions op = new TransactionOptions();
op.IsolationLevel = IsolationLevel.ReadCommitted;
op.Timeout = TransactionManager.MaximumTimeout;
using (TransactionScope transaction = new TransactionScope(TransactionScopeOption.Required, op))
{
for (int i = 0; i < this.Steps.Count; i++)
{
UnitTestStep step = this.Steps[i];
stepCount++;
try
{
Logger.IncreaseIndent();
Logger.WriteLine("Executing step {0}/{1}: {2} ", stepCount, this.steps.Count, step.Name);
executedSteps.Add(step);
step.Execute();
}
catch (EvaluationFailedException)
{
outcome.FailureStepNumber = stepCount;
outcome.Result = UnitTestResult.Failed;
outcome.FailureStepName = step.Name;
outcome.AdditionalFailureInformation = ((UnitTestStepObjectEvaluation)step).FailureReason;
this.RaiseCompleteEvent(outcome);
Logger.WriteLine(outcome.Result.ToString());
Logger.WriteLine(outcome.Description);
Logger.WriteLine(outcome.AdditionalFailureInformation);
if (UnitTestFile.BreakOnTestFailure)
{
throw new OperationCanceledException();
}
return(outcome);
}
catch (Exception ex)
{
Logger.WriteException(ex);
outcome.FailureStepNumber = stepCount;
outcome.FailureStepName = step.Name;
outcome.Result = UnitTestResult.Error;
outcome.Exception = ex;
this.RaiseCompleteEvent(outcome);
if (UnitTestFile.BreakOnTestFailure)
{
throw new OperationCanceledException();
}
return(outcome);
}
finally
{
Logger.DecreaseIndent();
}
}
}
}
finally
{
Logger.DecreaseIndent();
AttributeConstructor.AttributeConstructorCompletedEvent -= AttributeConstructor_AttributeConstructorCompletedEvent;
foreach (UnitTestStep step in executedSteps)
{
try
{
step.Cleanup();
}
catch (Exception ex)
{
Logger.WriteLine("Warning: An exception occurred during cleanup", LogLevel.Debug);
Logger.WriteException(ex, LogLevel.Debug);
}
}
}
if (this.ExpectedConstructors.Count > 0)
{
outcome.MissingConstructors = this.ExpectedConstructors.Except(this.ExecutedConstructors).Where(t => !string.IsNullOrWhiteSpace(t)).ToList();
if (outcome.MissingConstructors.Count > 0 && outcome.Result == UnitTestResult.Passed)
{
outcome.Result = UnitTestResult.Inconclusive;
outcome.AdditionalFailureInformation =
string.Format("The following constructors did not execute: {0}", outcome.MissingConstructors.ToCommaSeparatedString());
}
else
{
outcome.Result = UnitTestResult.Passed;
}
}
else
{
outcome.Result = UnitTestResult.Passed;
}
if (outcome.Result == UnitTestResult.Passed && !this.Steps.Any(t => t is UnitTestStepObjectEvaluation))
{
outcome.Result = UnitTestResult.Inconclusive;
outcome.AdditionalFailureInformation = "No object evaluations were present in the test";
}
this.RaiseCompleteEvent(outcome);
return(outcome);
}
public IEnumerable <UnitTestStepObjectCreation> GetObjectCreationStepsBeforeItem(UnitTestStep step)
{
int index = this.Steps.IndexOf(step);
for (int i = 0; i < index; i++)
{
if (this.Steps[i] is UnitTestStepObjectCreation)
{
yield return(this.Steps[i] as UnitTestStepObjectCreation);
}
}
}
