public void SetUp ()
{
_exception = new InvalidOperationException ("What");
_evaluatedExpression = ExpressionHelper.CreateExpression (typeof (double));
_exceptionExpression = new PartialEvaluationExceptionExpression (_exception, _evaluatedExpression);
}
public void PartialEvaluationExceptionExpression_NotEvaluable_AndChildrenNeither ()
{
var inner = Expression.Constant (0);
var expression = new PartialEvaluationExceptionExpression (new Exception(), inner);
var evaluationInfo = EvaluatableTreeFindingExpressionVisitor.Analyze (expression, new FakeEvaluatableExpressionFilter());
Assert.That (evaluationInfo.IsEvaluatableExpression (expression), Is.False);
Assert.That (evaluationInfo.IsEvaluatableExpression (inner), Is.False);
}
public void Visit_PartialEvaluationExceptionExpression_NotEvaluatable ()
{
var expression = new PartialEvaluationExceptionExpression (new Exception(), Expression.Constant (1));
var evaluationInfo = EvaluatableTreeFindingExpressionVisitor.Analyze (expression, new FakeEvaluatableExpressionFilter());
Assert.That (evaluationInfo.IsEvaluatableExpression (expression), Is.False);
}
public virtual Expression VisitPartialEvaluationExceptionExpression (PartialEvaluationExceptionExpression partialEvaluationExceptionExpression)
{
ArgumentUtility.CheckNotNull ("partialEvaluationExceptionExpression", partialEvaluationExceptionExpression);
return VisitExpression (partialEvaluationExceptionExpression.EvaluatedExpression);
}
public Expression VisitPartialEvaluationExceptionExpression(PartialEvaluationExceptionExpression partialEvaluationExceptionExpression)
{
// PartialEvaluationExceptionExpression is not evaluable, and its children aren't either (so we don't visit them).
_isCurrentSubtreeEvaluatable = false;
return partialEvaluationExceptionExpression;
}
public void Evaluate_PartialEvaluationExceptionExpression_NotEvaluatable ()
{
var expression = new PartialEvaluationExceptionExpression (new Exception(), Expression.Constant (1));
var result = PartialEvaluatingExpressionVisitor.EvaluateIndependentSubtrees (expression, new TestEvaluatableExpressionFilter());
Assert.That (result, Is.SameAs (expression));
}