public void ShouldThrowNotSupportedExceptionWhenResetIsCalled()
{
var someObjs = new List <object> {
1, 2, 3
};
var traversal = new TestTraversal(someObjs);
Assert.Throws <NotSupportedException>(() => traversal.Reset());
}
public void ShouldReturnAvailableTraverserObjWhenNextIsCalled(object traverserObj)
{
var traversal = new TestTraversal(new List <object> {
traverserObj
});
var actualObj = traversal.Next();
Assert.Equal(traverserObj, actualObj);
}
public void ShouldReturnAllTraverserObjsWhenToListIsCalled()
{
var expectedObjs = new List <object> {
1, 2, 3
};
var traversal = new TestTraversal(expectedObjs);
var traversedObjs = traversal.ToList();
Assert.Equal(expectedObjs, traversedObjs);
}
public void ShouldReturnTraversalsTraverserWhenNextTraverserIsCalled()
{
var someObjs = new List <object> {
1, 2, 3
};
var traversal = new TestTraversal(someObjs);
var traverser = traversal.NextTraverser();
Assert.Equal(traversal.Traversers.First(), traverser);
}
public void ShouldDrainAllTraversersWhenIterateIsCalled()
{
var someObjs = new List <object> {
1, 2, 3
};
var traversal = new TestTraversal(someObjs);
var drainedTraversal = traversal.Iterate();
Assert.Null(drainedTraversal.Next());
}
public void ShouldDisposeSideEffectsWhenDisposeIsCalled()
{
var sideEffectsMock = new Mock <ITraversalSideEffects>();
var traversal = new TestTraversal(new List <object>())
{
SideEffects = sideEffectsMock.Object
};
traversal.Dispose();
sideEffectsMock.Verify(m => m.Dispose());
}
public void ShouldReturnAllTraverserObjWithoutDuplicatesWhenToSetIsCalled()
{
var traverserObjs = new List <object> {
1, 1, 2, 3
};
var traversal = new TestTraversal(traverserObjs);
var traversedObjSet = traversal.ToSet();
Assert.Equal(3, traversedObjSet.Count);
Assert.Equal(new HashSet <object>(traverserObjs), traversedObjSet);
}
public void ShouldReturnNullWhenNextIsCalledAndNoTraverserIsAvailable()
{
var expectedFirstObj = 1;
var traversal = new TestTraversal(new List <object> {
expectedFirstObj
});
var actualFirstObj = traversal.Next();
var actualSecondObj = traversal.Next();
Assert.Equal(expectedFirstObj, actualFirstObj);
Assert.Null(actualSecondObj);
}
public void ShouldApplyStrategiesWhenNextIsCalledAndNoTraversersPresent()
{
const int expectedObj = 531;
var testStrategy = new TestTraversalStrategy(new List <Traverser> {
new Traverser(expectedObj)
});
var testTraversal = new TestTraversal(new List <ITraversalStrategy> {
testStrategy
});
var actualObj = testTraversal.Next();
Assert.Equal(expectedObj, actualObj);
}
public void ShouldCheckHasNext(object traverserObj)
{
var traversal = new TestTraversal(new List <object> {
traverserObj
});
Assert.Equal(true, traversal.HasNext());
Assert.Equal(true, traversal.HasNext());
var actualObj = traversal.Next();
Assert.Equal(traverserObj, actualObj);
Assert.Equal(false, traversal.HasNext());
Assert.Equal(false, traversal.HasNext());
}
public void ShouldBeUnfoldTraverserBulksWhenToListIsCalled()
{
var objs = new List <object> {
1, 2, 3
};
var bulks = new List <long> {
3, 2, 1
};
var traversal = new TestTraversal(objs, bulks);
var traversedObjs = traversal.ToList();
var expectedObjs = UnfoldBulks(objs, bulks);
Assert.Equal(expectedObjs, traversedObjs);
}
public void ShouldReturnCorrectNrOfResultObjsWhenNextIsCalledWithAmountArgument(int nrOfResults)
{
var objs = new List <object>(20);
for (var i = 0; i < 20; i++)
{
objs.Add(i);
}
var traversal = new TestTraversal(objs);
var traversedObjs = traversal.Next(nrOfResults);
var traversedObjsList = traversedObjs.ToList();
Assert.Equal(nrOfResults, traversedObjsList.Count);
for (var i = 0; i < nrOfResults; i++)
{
Assert.Equal(objs[i], traversedObjsList[i]);
}
}
