public static ArgWrapper Create <T>(Expression <Func <T> > expression)
{
T valueAsT = expression.Compile()();
string value = Convert.ToString(valueAsT, CultureInfo.InvariantCulture);
// Get type name
string type = valueAsT?.GetType().FullName ?? "null";
string name = "";
// Get name by traversing memberexpressions from right to left
MemberExpression memberExpression = expression.Body as MemberExpression;
Expression traverseExpression = expression.Body;
while (traverseExpression != null && traverseExpression is MemberExpression)
{
memberExpression = traverseExpression as MemberExpression;
name = memberExpression.Member.Name + "." + name;
traverseExpression = memberExpression.Expression;
}
// If the last memberexpression has no expression, this is a global class name, we want to include
if (traverseExpression == null && memberExpression != null)
{
name = memberExpression.Member.DeclaringType.Name + "." + name;
}
var argWrapper = new ArgWrapper();
argWrapper.Name = name;
argWrapper.Type = type;
argWrapper.Value = value;
return(argWrapper);
}
private void ArrangeTestAccordingToItem(Item expectedItem)
{
_timeManager.GetCurrentTime().Returns(expectedItem.CreationTime);
_guidGenerator.GenerateId().Returns(expectedItem.Id);
_repository.AddItemAsync(ArgWrapper.IsItem(expectedItem))
.Returns(Task.FromResult(expectedItem));
}
private void ArrangeTestAccordingToItem(Item expectedItem, Item itemForUpdate)
{
_timeManager.GetCurrentTime().Returns(expectedItem.LastUpdateTime);
_getItemService.GetItemAsync(itemForUpdate.Id).Returns(Task.FromResult(new RetrievedItem <Item>(itemForUpdate)));
_repository
.UpdateItemAsync(ArgWrapper.IsItem(expectedItem))
.Returns(Task.FromResult(expectedItem));
}
