public void TestTickSnapping()
{
var slider = new Slider { TickFrequency = 1 };
slider.Value = 0.55f;
slider.SnapToClosestTick();
Assert.AreEqual(1f, slider.Value);
slider.Value = 0.45f;
slider.SnapToClosestTick();
Assert.AreEqual(0f, slider.Value);
slider.TickFrequency = 20;
slider.Value = 0.44f;
slider.ShouldSnapToTicks = true;
Utilities.AssertAreNearlyEqual(0.45f, slider.Value);
slider.TickFrequency = 5;
Utilities.AssertAreNearlyEqual(0.4f, slider.Value);
slider.Value = 0.22f;
Utilities.AssertAreNearlyEqual(0.2f, slider.Value);
slider.Step = 0.16f;
slider.Increase();
Utilities.AssertAreNearlyEqual(0.4f, slider.Value);
}
public void TestValueChanged()
{
var valueChanged = false;
var slider = new Slider();
slider.ValueChanged += (s, e) => valueChanged = true;
slider.Value = 0;
Assert.AreEqual(false, valueChanged);
valueChanged = false;
slider.Value = 1;
Assert.AreEqual(true, valueChanged);
valueChanged = false;
slider.Value = 2;
Assert.AreEqual(false, valueChanged); // because of maximum
valueChanged = false;
slider.Value = 0.55f;
valueChanged = false;
slider.SnapToClosestTick();
Assert.AreEqual(true, valueChanged);
valueChanged = false;
slider.Value = 0.5f;
valueChanged = false;
slider.TickFrequency = 3f;
slider.ShouldSnapToTicks = true;
Assert.AreEqual(true, valueChanged);
valueChanged = false;
slider.TickFrequency = 4f;
Assert.AreEqual(true, valueChanged);
valueChanged = false;
}