public void Move_RuleViolation_RaisesEvent()
{
var grid = new UniversalGrid <string>(3, 3);
var thing1 = "A".AsSpatialObject(1, 1);
ISpatialRule rule = null;
grid.RuleViolated += (s, e) =>
{
rule = e.Rule;
};
grid.AddConstraint((x, m) => m.Any(p => p.Y > 1), 1, 23); // Add a rule which prevents Y from exceeding 2
grid.SetObject(thing1);
thing1.Move(Direction.Right); // 2, 1
Assert.That(rule == null);
thing1.Move(Direction.Down); // try to move => 2, 2
Assert.That(thing1.TopLeft.Y, Is.EqualTo(1), "The Y value should remain unchanged");
Assert.That(thing1.TopLeft.X, Is.EqualTo(2), "The X value should remain unchanged");
Assert.That(rule.Id == 23);
}
public void Move_NonTypes_RuleViolation_RaisesEvent()
{
var grid = new UniversalGrid <string>(3, 3);
var thing1 = "A".AsSpatialObject(1, 1);
var rule = grid.AddConstraint((x, m) => m.Any(p => p.Y > 1)); // Add a rule which prevents Y from exceeding 2
bool wasExecuted = false;
grid.RuleViolated += (s, e) =>
{
wasExecuted = true;
Assert.That(e.Rule, Is.SameAs(rule));
};
grid.SetObject(thing1);
thing1.Move(Direction.Down); // try to move => 1, 2
Assert.That(rule.Id == 1);
Assert.That(wasExecuted);
}