public void Not_Null_And_StartsWith()
{
var filter = new CompositeFilter <MyFilteredItem>();
var filterA = new PropertyFilter <MyFilteredItem>("MyString", PredicateOperator.IsNotEqual, null);
var filterB = new PropertyFilter <MyFilteredItem>("MyString", PredicateOperator.StartsWith, "item");
filter.AddFilter(filterA);
filter.AddFilter(filterB);
filter.Refresh();
Assert.AreEqual(false, filter.Filter(new MyFilteredItem {
MyString = "Value A"
}));
Assert.AreEqual(false, filter.Filter(new MyFilteredItem())); // passes null
Assert.AreEqual(true, filter.Filter(new MyFilteredItem {
MyString = "Item B"
}));
}
public void With_Logical_Or()
{
var filter = new CompositeFilter <MyFilteredItem>(LogicalOperator.Or);
var filterA = new PropertyFilter <MyFilteredItem>("MyString", PredicateOperator.IsEqual, "Value A");
var filterB = new PropertyFilter <MyFilteredItem>("MyString", PredicateOperator.IsEqual, "Value B");
filter.AddFilter(filterA);
filter.AddFilter(filterB);
filter.Refresh();
Assert.AreEqual(true, filter.Filter(new MyFilteredItem {
MyString = "Value A"
}));
Assert.AreEqual(false, filter.Filter(new MyFilteredItem())); // passes null
Assert.AreEqual(true, filter.Filter(new MyFilteredItem {
MyString = "Value B"
}));
}