/** @param args */
public static void main(String[] args) {
int maxSteps; // maximum number of steps in a walk
int maxCoord; // the maximum x and y coordinate
int numDrunks;
int numfall = 0;
Scanner scan = new Scanner(System.in);
System.out.println("\nDrunks Walk Program");
System.out.println();
System.out.print("Enter the boundary for the square: ");
maxCoord = scan.nextInt();
System.out.print("Enter the maximum number of steps: ");
maxSteps = scan.nextInt();
System.out.print("Enter the number of drunks: ");
numDrunks = scan.nextInt();
for (int i = 1; i <= numDrunks; i++) {
RandomWalk drunk = new RandomWalk(maxSteps, maxCoord);
drunk.walk();
System.out.println(drunk);
if (!drunk.inBounds()) {
numfall++;
}
}
System.out.println("The times of the drunks falling off is " + numfall);
}
@Test
public void testComputeSolution() {
RandomWalk sp = new RandomWalk(new Random(0));
FSGAgentState state = new FSGAgentState(sp);
double[] solution = state.computeSolution(sp.policy(), 0.9, 0.0);
checkEquals(sp.expectedDiscountedSolution(), solution);
checkEquals(
new double[] {1 / 6.0, 2 / 6.0, 3 / 6.0, 4 / 6.0, 5 / 6.0},
state.computeSolution(sp.policy(), 1.0, 0.5));
}
public static void main(String[] args) {
int maxSteps; // maximum number of steps in a walk
int maxCoord; // the maximum x and y coordinate
int x, y; // starting x and y coordinates for a walk
Scanner scan = new Scanner(System.in);
System.out.println("\nRandom Walk Test Program");
System.out.println();
System.out.print("Enter the boundary for the square: ");
maxCoord = scan.nextInt();
System.out.print("Enter the maximum number of steps: ");
maxSteps = scan.nextInt();
System.out.print("Enter the starting x and y coordinates with " + "a space between: ");
x = scan.nextInt();
y = scan.nextInt();
RandomWalk rw1 = new RandomWalk(10, 5);
RandomWalk rw2 = new RandomWalk(maxSteps, maxCoord, x, y);
for (int i = 1; i <= 5; i++) {
rw1.takeStep();
rw2.takeStep();
System.out.println(rw1);
System.out.println(rw2);
}
System.out.println(rw1.getMaxDistance());
System.out.println(rw2.getMaxDistance());
// RandomWalk rw3 = new RandomWalk(200,10);
// rw3.walk();
// System.out.println(rw3);
}
@Test
public void testRandomWalkLeftTrajectory() {
RandomWalk sp = new RandomWalk(leftPolicy);
assertEquals(new StepData(0, null, null, RandomWalk.C, 0.0, RandomWalk.left), sp.step());
assertEquals(
new StepData(1, RandomWalk.C, RandomWalk.left, RandomWalk.B, 0.0, RandomWalk.left),
sp.step());
assertEquals(
new StepData(2, RandomWalk.B, RandomWalk.left, RandomWalk.A, 0.0, RandomWalk.left),
sp.step());
assertEquals(new StepData(3, RandomWalk.A, RandomWalk.left, null, 0.0, null), sp.step());
assertEquals(new StepData(4, null, null, RandomWalk.C, 0.0, RandomWalk.left), sp.step());
assertEquals(
new StepData(5, RandomWalk.C, RandomWalk.left, RandomWalk.B, 0.0, RandomWalk.left),
sp.step());
}
@Test
public void testRandomWalkRightTrajectory() {
RandomWalk sp = new RandomWalk(rightPolicy);
assertEquals(new StepData(0, null, null, RandomWalk.C, 0.0, RandomWalk.right), sp.step());
assertEquals(
new StepData(1, RandomWalk.C, RandomWalk.right, RandomWalk.D, 0.0, RandomWalk.right),
sp.step());
assertEquals(
new StepData(2, RandomWalk.D, RandomWalk.right, RandomWalk.E, 0.0, RandomWalk.right),
sp.step());
assertEquals(new StepData(3, RandomWalk.E, RandomWalk.right, null, 1.0, null), sp.step());
assertEquals(new StepData(4, null, null, RandomWalk.C, 0.0, RandomWalk.right), sp.step());
assertEquals(
new StepData(5, RandomWalk.C, RandomWalk.right, RandomWalk.D, 0.0, RandomWalk.right),
sp.step());
}
