public void TestApplyWhenNoResults()
{
FirstResultExitOperation exitOp = new FirstResultExitOperation(9);
List<Object> list = new List<object>();
IList objects = exitOp.Apply(list);
Assert.IsEmpty(objects);
Object nullObj = null;
list = new List<object> {nullObj, nullObj, nullObj};
objects = exitOp.Apply(list);
Assert.IsEmpty(objects);
}
public void TestApplyWhenFirstResultIsTooBig()
{
FirstResultExitOperation exitOp = new FirstResultExitOperation(9);
List<Object> list = new List<object> {1, 2, null, 3, 4, 5};
IList objects = exitOp.Apply(list);
Assert.IsEmpty(objects);
// edge case
exitOp = new FirstResultExitOperation(list.Count);
objects = exitOp.Apply(list);
Assert.IsEmpty(objects);
}
public void TestApply()
{
FirstResultExitOperation exitOp = new FirstResultExitOperation(1);
var list = new List<object> {1, 2, null, 3, 4, 5};
IList objects = exitOp.Apply(list);
Assert.AreEqual(4, objects.Count);
AssertNoNullElements(objects);
Assert.AreEqual(new List<object> {2, 3, 4, 5}, objects);
exitOp = new FirstResultExitOperation(2);
list = new List<object> {1, 2, null, 3, 4, 5};
objects = exitOp.Apply(list);
Assert.AreEqual(3, objects.Count);
AssertNoNullElements(objects);
Assert.AreEqual(new List<object> {3, 4, 5}, objects);
}