public void paddleDetection_TouchingPaddleSituations_ReturnsOne()
{
Pong_PCC.Ball ball = new Pong_PCC.Ball(640, 480, 10, 10, 5, 60);
int[] paddleYPositions = new int[3] {
0, 210, 420
};
int[] ballYPositions = new int[] { 30, 220, 470 };
ball.XPosition = 615;
for (int i = 0; i < paddleYPositions.Length; i++)
{
ball.YPosition = ballYPositions[i];
int actual = ball.paddleDetection(paddleYPositions[i]);
Assert.AreEqual(1, actual);
}
ball.XPosition = 15;
for (int i = 0; i < paddleYPositions.Length; i++)
{
ball.YPosition = ballYPositions[i];
int actual = ball.paddleDetection(paddleYPositions[i]);
Assert.AreEqual(1, actual);
}
}
public void yDetection_DifferentYPositionStarts_ReturnsEqualValue()
{
Pong_PCC.Ball ball = new Pong_PCC.Ball(640, 480, 10, 10, 5, 60);
//Expected values and ball initialized with current settings
float[] expectedValues = new float[6] {
126, 34, 58, 150, 242, 334
}; //Expected Values derived from theory and experimentation
//yDistance and xDistance constant - always starting from xPosition 618
ball.YDistance = 4;
ball.XDistance = 3 * (480 / 365);
ball.XPosition = 618;
//Testing different y values
for (int i = 0; i < expectedValues.Length; i++)
{
ball.YPosition = 10 + i * 92;
ball.yDetection();
float actualPosition = ball.PredictedYPosition;
Assert.AreEqual(expectedValues[i], actualPosition);
}
}
public void ballRegenerationCheck_XPositionWithinLimits_ReturnsFalse()
{
Pong_PCC.Ball ball = new Pong_PCC.Ball(640, 480, 10, 10, 5, 60);
int[] xPositions = new int[] { -10, 15, 100, 400, 615, 650 };
for (int i = 0; i < xPositions.Length; i++)
{
ball.XPosition = xPositions[i];
bool actual = ball.ballRegenerationCheck(1);
Assert.IsFalse(actual);
}
}
public void sideDetection_HittingSides_ReturnsNegativeYDistance()
{
Pong_PCC.Ball ball = new Pong_PCC.Ball(640, 480, 10, 10, 5, 60);
int[] xPositions = new int[] { 0, 470 };
for (int i = 0; i < xPositions.Length; i++)
{
ball.YDistance = 1;
ball.XPosition = xPositions[i];
ball.sideDetection();
Assert.AreEqual(-1, ball.YDistance);
}
}
public void paddleDetection_NotTouchingPaddleSituations_ReturnsZero()
{
Pong_PCC.Ball ball = new Pong_PCC.Ball(640, 480, 10, 10, 5, 60);
int[] paddleYPositions = new int[5] {
0, 100, 200, 300, 420
};
int[] ballYPositions = new int[5] {
30, 130, 230, 330, 450
};
for (int i = 0; i < paddleYPositions.Length; i++)
{
ball.XPosition = 20 + 147.5f * i;
ball.YPosition = ballYPositions[i];
int actual = ball.paddleDetection(paddleYPositions[i]);
Assert.AreEqual(0, actual);
}
}
public void paddleDetection_MissingPaddleSituations_ReturnsNegativeOne()
{
Pong_PCC.Ball ball = new Pong_PCC.Ball(640, 480, 10, 10, 5, 60);
//Sitations where ball is below and above paddle, and past paddle
int[] paddleYPositions = new int[4] {
0, 210, 420, 0
};
int[] ballYPositions = new int[4] {
70, 10, 470, 30
};
int[] ballXPositions = new int[4] {
615, 15, 640, 0
};
for (int i = 0; i < paddleYPositions.Length; i++)
{
ball.XPosition = ballXPositions[i];
ball.YPosition = ballYPositions[i];
int actual = ball.paddleDetection(paddleYPositions[i]);
Assert.AreEqual(-1, actual);
}
}