public void TestVisualController()
{
var sourceImage = new CodedImage {
Size = new Size(4, 3)
};
var visualController = new VisualControllerForTest(sourceImage);
Assert.AreSame(sourceImage, visualController.SourceImage);
Assert.AreNotSame(sourceImage, visualController.VisualImage);
}
public void TestTranslatePoint()
{
var visualController = new VisualControllerForTest(new CodedImage {
Size = new Size(4, 3)
});
Assert.AreEqual(new Point(4, 6), visualController.TranslateExposedForTest(new Point(3, 4)), "Do simple shift (+1, +2) for test purposes.");
visualController.OnTouched(new Point(5, 5));
Assert.AreEqual(new Point(6, 7), visualController.LastProcessedPoint);
visualController.OnUntouched(new Point(2, 1));
Assert.AreEqual(new Point(3, 3), visualController.LastProcessedPoint);
visualController.OnShift(new Point(3, 5));
Assert.AreEqual(new Point(3, 3), visualController.LastProcessedPoint, "Previous point should have been passed to OnShiftCore method.");
Assert.AreEqual(new Size(1, 4), visualController.LastProcessedShift, "Shift value should not be translated.");
}
public void TestShift()
{
var visualController = new VisualControllerForTest(new CodedImage {
Size = new Size(4, 3)
});
visualController.OnTouched(new Point(3, 3));
visualController.OnShift(new Point(4, 5));
Assert.AreEqual(new Size(0, 0), visualController.LastProcessedShift, "Shift is not initialized for small noise.");
visualController.OnShift(new Point(9, 8));
Assert.AreEqual(new Size(6, 5), visualController.LastProcessedShift);
visualController.OnShift(new Point(2, 2));
Assert.AreEqual(new Size(-7, -6), visualController.LastProcessedShift);
visualController.OnShift(new Point(2, 2));
Assert.AreEqual(new Size(0, 0), visualController.LastProcessedShift);
}
public void TestIsTouching()
{
var visualController = new VisualControllerForTest(new CodedImage {
Size = new Size(4, 3)
});
Assert.IsFalse(visualController.IsTouchingExposedForTest, "Should be false by default.");
visualController.OnTouched(new Point(5, 5));
Assert.IsTrue(visualController.IsTouchingExposedForTest, "Should be set to true.");
visualController.OnTouched(new Point(3, 3));
Assert.IsTrue(visualController.IsTouchingExposedForTest, "Should remain true.");
visualController.OnShift(new Point(4, 4));
Assert.IsTrue(visualController.IsTouchingExposedForTest, "Still should remain true.");
visualController.OnUntouched(new Point(4, 5));
Assert.IsFalse(visualController.IsTouchingExposedForTest, "Should be reset to false - no matter how many OnTouched has occurred before.");
}
