public void Append_adds_item_to_end_of_sequence()
{
var result = new[] { 1, 2 }.Append(3);
Assert.Equal(3, result.Count());
Assert.Equal(1, result.First());
Assert.Equal(3, result.Last());
}
public void Prepend_adds_item_to_beginning_of_sequence()
{
var result = new[] { 2, 3 }.Prepend(1);
Assert.Equal(3, result.Count());
Assert.Equal(1, result.First());
Assert.Equal(3, result.Last());
}
public void when_using_a_visitor()
{
//setup
var controller = new PropertyBagVersionController<FlatPropertyBag>(TestHelper.CreateWithNonDefaultProperties<FlatPropertyBag>(),
_testHelper.MakeConfiguredCloneFactoryFor<FlatPropertyBag>(),
_testHelper.EmptyChangeSet(),
_testHelper.MakeConfiguredVisitorFactory(),
_testHelper.MakeConfiguredProxyFactory());
var fakeChildren = new[] {A.Fake<IVersionControlNode>(), A.Fake<IVersionControlNode>()};
var fakeVisitor = A.Fake<IVersionControlTreeVisitor>();
controller.Children.AddRange(fakeChildren);
//act
controller.Accept(fakeVisitor);
//assert
A.CallTo(() => fakeChildren.First().RecursiveAccept(fakeVisitor)).MustHaveHappened();
A.CallTo(() => fakeChildren.Last().RecursiveAccept(fakeVisitor)).MustHaveHappened();
A.CallTo(() => fakeVisitor.OnEntry(controller)).MustHaveHappened();
}
public void should_get_last_element_using_last()
{
var sequence = new[] { 1, 2, 3, 4, 5 };
int lastElement = sequence.Last();
int lastEvenNumber = sequence.Last(item => item % 2 == 0);
// please update variable values for the following 2 lines to fix the test.
const int expectedLastElement = 0;
const int expectedLastEvenNumber = 0;
Assert.Equal(expectedLastElement, lastElement);
Assert.Equal(expectedLastEvenNumber, lastEvenNumber);
}