public void TestPositionAdding()
{
GPSform form = new GPSform();
Point[] positions = { new Point(0, 0), new Point(1, 2), new Point(5, 2) };
form.AddPositions(positions);
Assert.AreEqual(form.signatureTrails[1][0], positions[1]);
}
public void TestMultiplePositionAdding()
{
GPSform form = new GPSform();
Point[] positions1 = { new Point(0, 0), new Point(1, 1), new Point(2, 2) };
form.AddPositions(positions1);
Point[] positions2 = { new Point(0, 1), new Point(3, 2) };
form.AddPositions(positions2);
Point[] positions3 = { new Point(1, 2), new Point(5, 3), new Point(3, 3), new Point(3, 3) };
form.AddPositions(positions3);
//Test if adding null doesn't change the data
form.AddPositions(null);
//Test if newest value get added at index zero of the array
Assert.AreEqual(positions3[0], form.signatureTrails[0][0]);
//Test if older values get shifted
Assert.AreEqual(positions1[1], form.signatureTrails[1][2]);
//Test if old position gets copied when there is no new position given
Assert.AreEqual(form.signatureTrails[2][1], form.signatureTrails[2][2]);
//Test if new trails get added when more points are given
Assert.AreEqual(4, form.signatureTrails.Count);
//Test if new trail value got saved in array
Assert.AreEqual(positions3[3], form.signatureTrails[3][0]);
}