public void Fire_CachesInput()
{
// Setup test values
var mockTarget = new Mock<INeuralNode>();
var mockSource = new Mock<INeuralNode>();
const double Weight = 0.1d;
const double Expected = 0.123d;
// Setup target
var connection = new NeuralConnection(Weight, mockSource.Object, mockTarget.Object);
// Execute
connection.Fire(Expected);
// Verify
Assert.AreEqual(Expected, connection.CachedInput);
}
public void Fire_ModifiesInputSignal()
{
// Setup test values
var mockTarget = new Mock<INeuralNode>();
var mockSource = new Mock<INeuralNode>();
const double Weight = 0.123d;
const double Input = 2.34d;
const double Expected = Weight * Input;
// Setup target
var connection = new NeuralConnection(Weight, mockSource.Object, mockTarget.Object);
// Execute
connection.Fire(Input);
// Verify
mockTarget.Verify(mock => mock.Fire(Expected));
}
public void Fire_WontFireWhenAlreadyFired()
{
// Setup test values
var mockTarget = new Mock<INeuralNode>();
var mockSource = new Mock<INeuralNode>();
const double Weight = 0.123d;
const double Input = 2.34d;
// Setup target
var connection = new NeuralConnection(Weight, mockSource.Object, mockTarget.Object);
// Execute
connection.Fire(Input);
connection.Fire(Input);
}
public void Fire_MaintainsFiredFlag()
{
// Setup test values
var mockTarget = new Mock<INeuralNode>();
var mockSource = new Mock<INeuralNode>();
const double Weight = 0.123d;
const double Input = 2.34d;
// Setup target
var connection = new NeuralConnection(Weight, mockSource.Object, mockTarget.Object);
// Execute
var preFiredFlag = connection.IsFired;
connection.Fire(Input);
var postFiredFlag = connection.IsFired;
connection.ClearFire();
var postClearedFlag = connection.IsFired;
// Verify
Assert.IsFalse(preFiredFlag);
Assert.IsTrue(postFiredFlag);
Assert.IsFalse(postClearedFlag);
}
