public void testRead() {
final Scanner r = new Scanner("1 10\n");
final int a[] = {0, 0};
final boolean b = Collatz.read(r, a);
Assert.assertTrue(b == true);
Assert.assertTrue(a[0] == 1);
Assert.assertTrue(a[1] == 10);
}
public void testSolve() throws IOException {
final Scanner r = new Scanner("1 10\n100 200\n201 210\n900 1000\n");
final Writer w = new StringWriter();
Collatz.solve(r, w);
Assert.assertTrue(w.toString().equals("1 10 20\n100 200 125\n201 210 89\n900 1000 174\n"));
}
public void testPrint() throws IOException {
final Writer w = new StringWriter();
Collatz.print(w, 1, 10, 20);
Assert.assertTrue(w.toString().equals("1 10 20\n"));
}
public void testEval4() {
final int v = Collatz.eval(900, 1000);
Assert.assertTrue(v == 174);
}
public void testEval3() {
final int v = Collatz.eval(201, 210);
Assert.assertTrue(v == 89);
}
public void testEval2() {
final int v = Collatz.eval(100, 200);
Assert.assertTrue(v == 125);
}
public void testEval1() {
final int v = Collatz.eval(1, 10);
Assert.assertTrue(v == 20);
}
