public void WhenProcessingInput_Then_Output_EqualsInput()
{
const double input = 3d;
var sut = new IdentityIndicator();
sut.Process(input);
Assert.AreEqual(input, sut.Output);
}
public void WhenChainingIndicatorsUsingOf_Then_FirstIndicatorOutput_IsForwarded_ToSecondIndicatorInput()
{
var first = new IdentityIndicator();
var second = new IdentityIndicator();
second.Of(first, true);
first.Process(1);
Assert.AreEqual(1, second.Output);
}
public void WhenProcessingInput_Then_OutputUpdated_IsRaised()
{
var sut = new IdentityIndicator();
var output = 0d;
sut.OutputUpdated += (sender, o) => output = o;
sut.Process(1);
Assert.AreEqual(1, output);
}
public void WhenProcessingDataByLeftOrRightIndicator_Then_OutputUpdated_IsRaised()
{
var left = new IdentityIndicator();
var right = new IdentityIndicator();
var sut = new CompositeIndicator(left, right, (l, r) => l.Output + r.Output);
var output = 0d;
sut.OutputUpdated += (sender, o) => output = o;
left.Process(1);
Assert.AreEqual(1, output);
right.Process(2);
Assert.AreEqual(3, output);
}
public void WhenConstructingNewInstance_Then_IsReady_IsFalse()
{
var sut = new IdentityIndicator();
Assert.IsFalse(sut.IsReady);
}
public void WhenConstructingNewInstance_Then_Output_IsZero()
{
var sut = new IdentityIndicator();
Assert.AreEqual(0, sut.Output);
}