public static void WithPreviousTest()
{
var input = new SubjectSlim<int?>();
var output = input.WithPrevious().Replay();
using (output.Connect())
{
for (int i = 0; i < 5; i++)
input.OnNext(i);
input.OnCompleted();
Assert.That(output.ToEnumerable(), Is.EqualTo(
new[] {
Tuple.Create<int?, int?>(null, 0),
Tuple.Create<int?, int?>(0, 1),
Tuple.Create<int?, int?>(1, 2),
Tuple.Create<int?, int?>(2, 3),
Tuple.Create<int?, int?>(3, 4)
}));
}
}
public static void WithPreviousTest()
{
var input = new SubjectSlim <int?>();
var output = input.WithPrevious().Replay();
using (output.Connect())
{
for (int i = 0; i < 5; i++)
{
input.OnNext(i);
}
input.OnCompleted();
Assert.That(output.ToEnumerable(), Is.EqualTo(
new[] {
Tuple.Create <int?, int?>(null, 0),
Tuple.Create <int?, int?>(0, 1),
Tuple.Create <int?, int?>(1, 2),
Tuple.Create <int?, int?>(2, 3),
Tuple.Create <int?, int?>(3, 4)
}));
}
}
