public void CantRemoveHarmonicFromEmptyListByIndexAndThrowException()
{
var testObj = new TestObject();
var main = new HarmonicsContainer();
main.ActiveHarmonicChanged += testObj.OnActiveHarmonicChanged;
main.HarmonicDeleted += testObj.OnHarmonicDeleted;
Assert.ThrowsException <IndexOutOfRangeException>(() => main.DeleteActiveHarmonic(0));
Assert.ThrowsException <IndexOutOfRangeException>(() => main.DeleteActiveHarmonic(-1));
Assert.ThrowsException <IndexOutOfRangeException>(() => main.DeleteActiveHarmonic(1));
}
public void CantRemoveHarmonicFromNotEmptyListByIndexIfIndexLessThen0OrEqualesOrMoreThanCountAndThrowsException()
{
var testObj = new TestObject();
var main = new HarmonicsContainer();
main.ActiveHarmonicChanged += testObj.OnActiveHarmonicChanged;
main.HarmonicDeleted += testObj.OnHarmonicDeleted;
var h = new Harmonic();
main.AddNewHarmonic(h);
Assert.ThrowsException <IndexOutOfRangeException>(() => main.DeleteActiveHarmonic(-1));
Assert.ThrowsException <IndexOutOfRangeException>(() => main.DeleteActiveHarmonic(1));
Assert.ThrowsException <IndexOutOfRangeException>(() => main.DeleteActiveHarmonic(2));
}
public void SaveHarmonicsContainerInValidStateWhenItstateHasChangedSinceHarmonicDeletedEvent()
{
var main = new HarmonicsContainer();
var testObj = new TestObject(main);
var newActiveIndex = 2;
testObj.newActiveIndex = newActiveIndex;
main.ActiveHarmonicChanged += testObj.OnActiveHarmonicChanged;
main.HarmonicDeleted += testObj.ChangeHarmonicSelectedIndexOnHarmonicDeleted;
var h = new Harmonic();
main.AddNewHarmonic(h);
main.AddNewHarmonic(h);
main.AddNewHarmonic(h);
main.DeleteActiveHarmonic(2);
Assert.IsTrue(testObj.IsEventHarmonicDeletedInvoked);
Assert.AreEqual(testObj.deletedIndex, 2);
Assert.IsTrue(testObj.ExceptionWasThrownInSelectActiveHarmonicMethod);
Assert.IsTrue(testObj.IsEventActiveHarmonicChangedInvoked);
Assert.AreEqual(testObj.activeIndex, 1);
Assert.IsFalse(main.IsEmpty());
}
public void CanRemoveHarmonicByIndexAndThenInvokeHarmonicDeltedAndActiveHarmonicChangedEvents()
{
var testObj = new TestObject();
var main = new HarmonicsContainer();
main.ActiveHarmonicChanged += testObj.OnActiveHarmonicChanged;
main.HarmonicDeleted += testObj.OnHarmonicDeleted;
var h = new Harmonic();
main.AddNewHarmonic(h);
main.DeleteActiveHarmonic(0);
Assert.IsTrue(testObj.IsEventHarmonicDeletedInvoked);
Assert.AreEqual(testObj.deletedIndex, 0);
Assert.IsTrue(testObj.IsEventActiveHarmonicChangedInvoked);
Assert.AreEqual(testObj.activeIndex, -1);
Assert.IsTrue(main.IsEmpty());
}
public void CanRemoveFirstHarmonicFromNonEmptyListByIndexAndThenInvokeHarmonicDeletedAndActiveHarmonicsChangedEventsIfListAfterThatNotEmpty()
{
var testObj = new TestObject();
var main = new HarmonicsContainer();
main.ActiveHarmonicChanged += testObj.OnActiveHarmonicChanged;
main.HarmonicDeleted += testObj.OnHarmonicDeleted;
var h = new Harmonic();
main.AddNewHarmonic(h);
main.AddNewHarmonic(h);
main.DeleteActiveHarmonic(0);
Assert.IsTrue(testObj.IsEventHarmonicDeletedInvoked);
Assert.AreEqual(testObj.deletedIndex, 0);
Assert.IsTrue(testObj.IsEventActiveHarmonicChangedInvoked);
Assert.AreEqual(testObj.activeIndex, 0);
Assert.IsFalse(main.IsEmpty());
}